ML031400319
| ML031400319 | |
| Person / Time | |
|---|---|
| Site: | Ginna  |
| Issue date: | 05/08/2003 |
| From: | Widay J Rochester Gas & Electric Corp |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| Download: ML031400319 (149) | |
Text
Ri~ 1i~' ASubsidiary of RGS Energy Group, Inc.
ROCHESTER GAS AND ELECTRIC CORPORAION 89 EASTAVENUE, ROCHESTER, N.Y. 14649-0001
- 716-771-3250 www rge.com JOSEPH A. WIDAY VICE PRESIDENT&PLANT MANAGER GINNA STATION May 8, 2003 U.S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555
Subject:
Emergency Operating Procedures R.E. Ginna Nuclear Power Plant Docket No. 50-244 As requested, enclosed are Ginna Station Emergency Operating Procedures.
Very truly yours, JAW/jdw xc: U.S. Nuclear Regulatory Commission Region I 475 Allendale Road King of Prussia, PA 19406-1415 Ginna USNRC Senior Resident Inspector Enclosure(s):
AP Index AP-SW.1, Rev 18 AP-CCW.2, Rev 18 AP-SW.2, Rev 3 AP-ELEC.1, Rev 25 AP-TURB.1, Rev 12 AP-ELEC.14/16, Rev 5 AP-ELEC.17/18, Rev 5 AP-FW.1, Rev 15
-ADO-AP-PRZR. 1, Rev 14 AP-RCP.1, Rev 15
! I, - , ' #N .
(- C (... :I,07 , 1 NPSP0200 Ginna Nuclear Power Plant Thu 5/8/2003 7:59:05 am WRIGHTJ PROCEDURE INDEX Page 1 of 40
~*344O4
¢rT_r9lMw*XN~ & ..- w.XWrh V "'d.'
INPUT PARAMETERS: TYPE: PRAR, PRAP, PRER STATUS VALUE(S): EF, QU 5 YEARS ONLY:
PRAP ABNORMAL PROCEDURE \
PROCEDURE EFFECT, LAST NEXT __
NUMBER PROCEDURE TITLE REV DATE . REVIEW REVIEW ST AP-CCW.1 LEAKAGE INTO THE COMPONENT COOLING LOOP 015 06/26/2002 06/26/2002 06/26/2007 EF AP-CCW.2 LOSS OF CCW DURING POWER OPERATION 018 05/08/2003 06/26/2002 06/26/2007 EF AP-CCW.3 LOSS OF CCW - PLANT SHUTDOWN 015 11/19/2002 06/26/2002 06/26/2007 EF AP-CR.1 CONTROL ROOM INACCESSIBILITY 019 02/25/2003 06/26/2002 06/26/2007 EF AP-CVCS.1 CVCS LEAK 013 06/26/2002 06/03/2002 06/03/2007 EF AP-CVCS.3 LOSS OF ALL CHARGING FLOW 003 06/2612002 02/26/1999 02/26/2004 EF AP-CW.1 LOSS OF A CIRC WATER PUMP 011 06/26/2002 04/16/2003 04/16/2008 EF AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES 025 05/08/2003 06/26/2002 06/26/2007' EF AP-ELEC.2 SAFEGUARD BUSSES LOW VOLTAGE OR SYSTEM LOW FREQUENCY 010 06/26/2002 06/26/2002 06/26/2007 EF AP-ELEC.3 LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW 350 F) 011 06/26/2002 06/26/2002 06/26/2007 EF AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 005 05/08/2003 06/26/2002 06/26/2007 EF AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 005 05/08/2003 06/26/2002 06/26/2007 EF AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW 015 05/08/2003 06/26/2002 06/26/2007 EF AP-IA.1 LOSS OF INSTRUMENT AIR 018 06/26/2002 04/16/2003 04/16/2008 EF AP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE 014 05/08/2003 06/26/2002 06/26/2007 EF AP-RCC.1 CONTINUOUS CONTROL ROD WITHDRAWAULNSERTION 008 06/26/2002 04/16/2003 04/16/2008 EF AP-RCC.2 RCCIRPI MALFUNCTION 010 06/26/2002 01/22/2002 01/22/2007 EF AP-RCC.3 DROPPED ROD RECOVERY 006 02/25/2003 02/25/2003 02/25/2008 EF AP-RCP.1 RCP SEAL MALFUNCTION 015 05/08/2003 04/24/2003 04/24/2008 EF AP-RCS.1 REACTOR COOLANT LEAK 016 06/26/2002 04/16/2003 04/16/2008 EF AP-RCS.2 LOSS OF REACTOR COOLANT FLOW 011 06/26/2002 04/16/2003 04/16/2008 EF AP-RCS.3 HIGH REACTOR COOLANT ACTIVITY 010 06/26/2002 04/01/2002 01/22/2007 EF AP-RCS.4 SHUTDOWN LOCA 014 04/30/2003 04/30/2003 04/30/2008 EF AP-RH~R.1 LOSS OF RHR 019 04/30/2003 04/30/2003 04/30/2008 Ef AP-RHR.2 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS 013 04/30/2003 04/30/2003 04/30/2008 EF AP-SG.1 STEAM GENERATOR TUBE LEAK 003 11/21/2002 06/26/2002 06/26/2007 EF AP-SW.1 SERVICE WATER LEAK 018 05/08/2003 04/21/2003 04/21/2008 EF AP-SW.2 LOSS OF SERVICE WATER 003 05/08/2003 10/31/2001 10/31/2006 EF AP-TURB.1 TURBINE TRIP WITHOUT RX TRIP REQUIRED 012 05/08/2003 06/26/2002 06/26/2007 EF AP-TURB.2 TURBINE LOAD REJECTION 018 06/26/2002 06/26/2002 06/26/2007 EF
C' r.~~~~~~ ;.
(.
NPSP0200 Ginna Nuclear Power Plant Thu 5/8/2003 7:59:05 am WRIGHTJ PROCEDURE INDEX Page 2 of 40 INPUT PARAMETERS: TYPE: PRAR, PRAP, PRER STATUS VALUE(S): EF, QU 5 YEARS ONLY:
PRAP ABNORMAL PROCEDURE PROCEDURE EFFECT LAST NEXT NUMBER PROCEDURE TITLE REV DATE REVIEW REVIEW ST AP-TURB.3 TURBINE VIBRATION 011 06/26/2002 06/26/2002 06/26/2007 EF AP-TURB.4 LOSS OF CONDENSER VACUUM 017 04/30/2003 04/30/2003 04/30/2008 EF AP-TURB.5 RAPID LOAD REDUCTION 006 06/26/2002 06/26/2002 06/26/2007 EF PRAP TOTAL: 33
ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER RESPONSIBL AGER F5--CTIV oAT EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
A. PURPOSE - This procedure provides the steps necessary to respond to a loss of CCW while the plant is at power.
B. ENTRY CONDITIONS/SYMPTOMS
- 1. ENTRY CONDITIONS - This procedure is entered from:
- a. AP-CCW.1, LEAKAGE INTO THE COMPONENT COOLING SYSTEM, when CCW surge tank level decrease indicated at power.
- 2. SYMPTOMS - The symptoms of LOSS OF CCW DURING POWER OPERATION are;
- a. Annunciator A-13, CCW SURGE TANK LO LEVEL 41.2%,
lit, or
- b. Annunciator A-22, CCW PUMP DISCHARGE LO PRESS 60 PSI, lit, or
- c. Annunciator A-17, MOTOR OFF RCP CCWP, lit, or
- d. Annunciator A-9, RHR PUMP COOLING WATER OUTLET LO FLOW 15 GPM, lit or
- e. Annunciator A-6, CONT SPRAY PUMP COOLING WATER OUT LOW FLOW 15 GPM, lit or
- f. Annunciator A-14, SAFETY INJ PUMPS COOLING WATER OUT LO FLOW 25 GPM, lit or
- g. Annunciator A-7 (A-15), RCP A (B) CCW RETURN HI TEMP OR LO FLOW 165 GPM 125 0 F, lit or
- h. Annunciator A-24 (A-32), RCP A (B) OIL LEVEL + 1.25, lit or,
- i. Annunciator A-12, NON-REGEN HX LETDOWN OUT HI TEMP 145°F lit or,
- j. Annunciator A-18, VCT HI TEMP 1450.
EOP: TITLE:
REV: 18 AP-CCW.2 LOSS OF CCW DURING POWER OPERATION PAGE 3 of 10 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED CAUTION o IF CCW FLOW TO A RCP IS INTERRUPTED FOR GREATER THAN 2 MINUTES OR IF EITHER RCP MOTOR BEARING TEMPERATURE EXCEEDS 2000F. THEN TRIP THE AFFECTED RCP.
o IF CCW IS LOST, THEN SEAL INJECTION SHOULD BE MAINTAINED TO THE RCP(S)
UNTIL RCS TEMPERATURE IS LESS THAN 150 0 F. OR UNTIL CCW IS RESTORED.
1 Check CCW Pump Status: Perform the following:
o Both CCW pump breaker white a. Ensure standby CCW pump running.
lights - EXTINGUISHED IF no CCW pump can be operated.
o Annunciator A-17, MOTOR OFF RCP THEN perform the following:
CCWP - EXTINGUISHED
- 1) Trip the reactor.
- 2) WHEN all E-O Immediate Actions done, THEN trip BOTH RCPs.
- 3) Close letdown isol, AOV-427. I
- 4) Close excess letdown. HCV-123.
- 5) Go to E-0. REACTOR TRIP OR SAFETY INJECTION.
- b. IF annunciator A-22, CCW PUMP DISCHARGE LO PRESS 60 PSI, lit.
THEN check closed CCW to RHR HXs (MOV-738A and MOV-738B).
EOP: TITLE:
REV: 18 AP-CCW.2 LOSS OF CCW DURING POWER OPERATION PAGE 4 of 10 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED NOTE: MCB CCW surge tank level indication should be verified locally in the AUX BLDG. if possible.
- 2 Monitor CCW Surge Tank Level Perform the following:
- APPROXIMATELY 50% AND STABLE
- a. Open RMW to CCW surge tank.
MOV-823.
- b. Start RMW pump(s).
- c. IF surge tank level stable or increasing, THEN control level at approximately 50% while continuing with Step 3.
IF CCW surge tank level can NOT be maintained greater than 10%.
THEN perform the following:
- 1) Close letdown isol. AOV-427.
- 2) Close excess letdown. HCV-123.
- 3) Trip the reactor.
- 4) WHEN all E-0 Immediate Actions done, THEN trip BOTH RCPs.
- 5) Place both CCW pumps in pull stop.
- 6) Go to E-O. REACTOR TRIP OR SAFETY INJECTION.
EOP: TITLE:
REV: 18 AP-CCW.2 LOSS OF CCW DURING POWER OPERATION PAGE 5 of 10 ACTION/EXPECTED RESPONSE 1=~IRSOSENTOTIE 3 Check CCW To Both RCPs: IF CCW lost to RCP(s). THEN perform the following:
o Annunciator A-7 (A-15). RCP A (1B) CCW return Hi temp or low a. Trip the reactor.
flow 165 gpm 125°F alarm -
EXTINGUISHED b. WHEN all E-0 Immediate Actions done. THEN trip affected RCP(s).
o RCP motor bearings temperature (PPCS Group Display-RCPS OR RCP c. Go to E-0. REACTOR TRIP OR temperature monitor RK-30A SAFETY INJECTION.
recorder) - 200°F
- 4 Monitor If Letdown Should Be Isolated:
- a. Check annunciator A-12. a. Isolate Normal Letdown:
Non-Regen Hx Letdown Out Hi Temp 1450 - EXTINGUISHED 1) Close letdown isolation, AOV-427.
- 2) Close letdown orifice valves (AOV-200A. AOV-200B, and AOV-202).
- 3) Close letdown isolation, AOV-371.
- 4) Close charging flow control valve. HCV-142 WHILE adjusting charging pump speed to maintain:
. RCP labyrinth seal D/P between 15 inches and 80 inches
. PRZR level at program
- b. Check excess letdown temperature b. Isolate Excess Letdown:
- LESS THAN 195°F
- 1) Close excess letdown flow control valve. HCV-123.
- 2) Close excess letdbwn isolation valve. AOV-310.
EOP: TITLE:
REV: 18 AP-CCW.2 LOSS OF CCW DURING POWER OERATION PAGE 6 of 10 5 Check CCW Valve Alignment -
NORMAL
ATT-1.0. ATTACHMENT AT POWER CCW ALIGNMENT)
- b. Direct AO to check local flow indications per ATT-1.1.
ATTACHMENT NORMAL CCW FLOW NOTE: o IF Seal Water Hx will be bypassed. THEN an increase in VCT temperature is expected.
o IF Seal Water Hx will be isolated. THEN seal return and excess letdown (if in service) will be to the PRT through RV-314.
6 Check Seal Water Hx For Tube IF a tube leak is indicated. THEN Leak: bypass and isolate Seal Water Hx and, if desired, isolate Seal o Locally check Seal Water Hx CCW Return.
outlet flow - NORMAL (FI-605, refer to AO log) a. To bypass and isolate Hx perform the following:
o Locally check Seal Water Hx CCW outlet temperature - NORMAL 1) Open seal bypass V-394 (TI-604. refer to AO log)
- 2) Close seal inlet V-265 o VCT level - NO UNEXPLAINED INCREASE 3) Close seal outlet V-321
- 4) Close CCW inlet V-763
- 5) Close CCW outlet V-767
- b. IF desired to isolate seal return line, THEN close MOV-313.
EOP: TITLE:
REV: 18 AP-CCW.2 LOSS OF CCW DURING POWER OPERATION PAGE 7 of 10 ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: Operation may continue with the reactor support coolers isolated. If this occurs, notify higher supervision.
7 Check For CCW Leakage In CNMT:
- a. Check CNMT sump A level: a. IF abnormal increase in CNMT sump level. THEN perform the o Level - STABLE following:
o Sump A pumps - OFF 1) Direct RP Tech to sample sump A for chromates.
- b. RCP oil levels - STABLE b. IF any RCP oil level increasing uncontrollably. THEN perform the following:
- 1) Trip the reactor.
- 2) WHEN all E-0 Immediate Actions done. THEN trip affected RCP(s).
- RCP A. MOV-749A and MOV-759A
- RCP B. MOV-749B and MOV-759B
- 4) Go to E-0. REACTOR TRIP OR SAFETY INJECTION.
STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 8 Check for CCW Leakage In AUX Dispatch AO to investigate AUX BLDG BLDG: for CCW leakage.
o Start frequency of AUX BLDG sump pump(s) - NORMAL (Refer to RCS daily leakage log) o Waste holdup tank level - STABLE OR INCREASING AS EXPECTED 9 Verify CCW System Leak -
IDENTIFIED
- a. Leak identified a. Perform the following:
- 2) Return to Step 2.
- b. Isolate leak if possible
- c. Refer to IP-ENV-3. RESPONSE TO A SPILL OF HAZARDOUS MATERIAL/WASTE 10 Check Normal Or Excess IF normal letdown desired. THEN Letdown - IN SERVICE establish normal letdown (refer to ATT-9.0, ATTACHMENT LETDOWN).
IF normal letdown NOT available.
THEN establish excess letdown if desired. (Refer to ATT-9.1.
ATTACHMENT EXCESS L/D)
EOP: TITLE:
REV: 18 AP-CCW.2 LOSS OF CCW DURING POWER OPERATION PAGE 9 of 10 ACTION/EXPECTED RESPONSERS E O B I 11 Check CCW System Leak Isolated
- a. Surge tank level - APPROXIMATELY a. IF level less than 50%. THEN 50% continue filling.
IF 2- 50%, THEN perform the following:
- 1) Stop RMW pump(s).
- 2) Close MOV-823.
- b. Surge tank level - STABLE b. Return to Step 2.
12 Direct RP To Sample CCW System For Chromates 13 Evaluate MCB Annunciator Status (Refer to AR Procedures) 14 Evaluate Plant Conditions:
- a. CCW system malfunction - a. Return to Step 1.
IDENTIFIED AND CORRECTED
- b. CCW system status adequate for b. IF shutdown required, THEN refer power operation (Refer to ITS to 0-2.1, NORMAL SHUTDOWN TO HOT Section 3.7.7). SHUTDOWN.
EOP: TITLE:
REV: 18 AP-CCW.2 LOSS OF CCW DURING POWER OPERATION PAGE 10 of 10
EOP: TITLE:
REV: 18 AP-CCW.2 LOSS OF CCW DURING POWER OPERATION PAGE 1 of 1 AP-CCW.2 APPENDIX LIST TITLE
- 1) ATTACHMENT AT POWER CCW ALIGNMENT (ATT-1.0)
- 2) ATTACHMENT EXCESS L/D (ATT-9.1)
- 3) ATTACHMENT NORMAL CCW FLOW (ATT-1.1)
- 4) ATTACHMENT LETDOWN (ATT-9.0)
1EOP: TITLE:
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES REV: 25 PAGE 1 of 33 ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER RESPONSIBLE aANAGER EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
EOP: TITLE:
REV: 2 5 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 2 of 33 A. PURPOSE - This procedure provides actions to respond to a loss of 12A and/or 12B Busses from HSD or at power conditions.
B. ENTRY CONDITIONS/SYMPTOMS
- 2. SYMPTOMS - The symptoms of loss of #12A or 12B SS Transformer are:
- a. Annunciator L-20, 12A XFMR OR 12A BUS TROUBLE, lit, or
- b. Annunciator L-28, 12B XFMR OR 12B BUS TROUBLE, lit.
iEOP: TITLE:
I I ~~~~~~~~~~~~~REV:
25 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES
.I PAGE 3 of 33 ACTION/EXPECTED RESPONSE 1RESPONSE STEP NOT OBTAINED CAUTION o IF ANY RADIOACTIVE RELEASE IN PROGRESS. THEN IT SHOULD BE TERMINATED UNTIL SUPPORT CONDITIONS ARE EVALUATED.
o OBSERVE D/G LOADING LIMITS OF 2300 KW FOR 1/2 HOUR, 2250 KW FOR 2 HOURS.
AND 1950 KW FOR CONTINUOUS SERVICE.
- * * * * * * * * * ** * * * * * ** ** * * * * * * * *a * * * * * * * *
- NOTE: Conditions should be evaluated for site contingency reporting (Refer to EPIP-1.0, GINNA STATION EVENT EVALUATION AND CLASSIFICATION).
1 Check RCS Temperature - Go to AP-ELEC.3, LOSS OF 12A AND/OR GREATER THAN 350OF 12B TRANSFORMER (BELOW 3500F).
- 2 Monitor Tavg
- a. Place Rods in MANUAL
- b. Manually move control rods to control Tavg 3 Verify RCPs - BOTH RUNNING IF reactor trip breakers closed.
THEN manually trip the reactor and go to E-0. REACTOR TRIP OR SAFETY INJECTION.
4 Verify Emergency D/G Manually start D/G(s) associated Associated With Deenergized with affected bus.
Bus(es) - RUNNING o Bus 12A - D/G A o Bus 12B - D/G B
[IEOP: TITLE:
I~~~~~~~~~111 I REV: 25 AP-ELEC.1 LOSS OF 12A AND/OR 12B hBUSSES PAGE 4 of 33 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDl 5 Verify Both Trains Of AC IF both trains deenergized. THEN go Emergency Busses Energized To to ECA-O.O. LOSS OF ALL AC POWER.
At Least 420 VOLTS: Step 1.
o Bus 14 and bus 18 IF one train deenergized. THEN perform the following:
o Bus 16 and bus 17
- a. Ensure D/G aligned for unit operation o Mode switch in UNIT o Voltage control selector in AUTO
- b. Check D/G running.
IF NOT. THEN perform the following:
- 1) Depress D/G FIELD RESET pushbutton
- 2) Depress D/G RESET pushbutton
- 3) Start D/G
- 4) IF D/G will NOT start. THEN dispatch AO to locally start D/G. (Refer to ER/D/G.1.
RESTORING D/Gs)
- c. Adjust D/G voltage to approximately 480V
- d. Adjust D/G frequency to approximately 60 Hz.
IF only ONE safeguards bus is deenergized. THEN refer to AP-ELEC.14/16, LOSS OF SAFEGUARDS BUS 14/16 or AP-ELEC.17/1, LOSS OF.
SAFEGUARDS BUS 17/18.-
EOP: TITLE:
. I ~~~~~~~~REV:
25 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 5 of 33 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDl 6 Verify Service Water System Operation:
- a. Check at least one SW pump a. Perform the following:
running in each loop
- 1) Manually start pumps as
. A or B Pump in Loop A necessary (257 kw each).
. C or D Pump in Loop B
- 2) IF adequate cooling can NOT be supplied to a running D/G, THEN perform the following:
a) Trip affected D/G(s) b) Immediately depress voltage shutdown pushbutton
- 3) IF no SW pumps can be operated, THEN perform the following:
a) Trip the reactor b) WHEN all E-O Immediate Actions done, THEN trip BOTH RCPs c) Close letdown isol, AOV-427 d) Close excess letdown, HCV-123 e) Go to E-O. REACTOR TRIP OR SAFETY INJECTION
- 4) IF only one SW pump can be operated. THEN refer to AP-SW.2, LOSS OF SERVICE WATER.
- b. SW header pressure - GREATER b. Refer to AP-SW.1. SERVICE WATER THAN 40 PSIG IN EACH LOOP LEAK.
EOP: TITLE:
REV: 25 K
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 6 of 33 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED 7 Check CCW Pump Status:
IF neither CCW pump can be.
started, THEN perform the following:
o IF reactor trip breakers closed. THEN:
- 1) Trip the reactor
- 2) WHEN all E-0 Immediate Actions done, THEN trip both RCPs
- 3) Close letdown isol, AOV-427
- 4) Close excess letdown, HCV-123
- 5) Pull stop BOTH CCW pumps
- 6) Go to E-0. REACTOR TRIP OR SAFETY INJECTION.
o IF reactor trip breakers open. THEN:
- 1) Trip both RCPs
- 2) Close letdown isol. AOV-427
- 3) Close excess letdown.
HCV-123
- 4) Pull stop BOTH CCW pumps
- 5) Go to step 8
- b. Annunciator A-22. CCW PUMP b. Start second CCW pump (122 kw).
EXTINGUISHED
EOP: TITLE:
REV: 25 K
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 7 of 33 ACTION/EXPECTED RESPONSE STEP RESPONSE NOT OBTAINED 8 Verify charging pump status - Isolate letdown flowpaths:
AT LEAST ONE RUNNING
- a. Close letdown isol. AOV-427
- b. Close excess letdown. HCV-123
- c. Close Loop A cold leg to excess letdown Hx. AOV-310 9 Verify Annunciator H-16, Dispatch AO to locally reset and INSTRUMENT AIR COMP - start adequate air compressors. IF EXTINGUISHED electric air compressor(s) can NOT be restored. THEN start diesel air compressor. (Refer to ATT-11.2.
ATTACHMENT DIESEL AIR COMPRESSOR).
IF IA can NOT be established. THEN refer to AP-IA.1, LOSS OF INSTRUMENT AIR.
10 Verify Bus 11A And 11B Normal Go to Step 22.
Feed Breakers - CLOSED 11 Check MFW Regulating Valves - Perform the following:
RESTORING S/G LEVEL TO 52% IN AUTO a. Place affected S/Gs MFW regulating valves in MANUAL
- b. Restore S/G level to 52%
IF S/G level can NOT be controlled manually. THEN refer to AP-FW.l.
ABNORMAL MAIN FEEDWATER FLOW.
EOP: TITLE:
KlPAGE P -ELEC.1 1 ~- "~ ~ ~ kI LOSS OF 12A AND/OR 12B BUSSES
~REV: 25 8 of 33 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDl NOTE: IF VCT level decreases to 5%. charging pump suction will swap to the RWST. This may require a load reduction.
12 Check VCT Makeup System:
- a. Ensure the following:
- 1) RMW mode selector switch in AUTO
- 2) RMW control armed - RED LIGHT LIT
o Level GREATER THAN 20%
Manually increase VCT makeup
-OR- flow as follows:
o Level - STABLE OR INCREASING 1) Ensure BA transfer pumps and RMW pumps running.
- 2) Adjust RMW flow control valve, HCV-lll, to increase RMW flow.
- 3) Increase boric acid flow as necessary to maintain required concentration.
IF VCT level can NOT be maintained, THEN refer to ER-CVCS.1. REACTOR MAKEUP CONTROL MALFUNCTION, if necessary..
EOP: TITLE:
REV: 25 K
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 9 of 33 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 13 Check Charging Pump Suction Aligned to VCT:
- a. VCT level - GREATER THAN 20% a. IF VCT level can NOT be maintained greater than 5%. THEN perform the following:
- 1) Ensure charging pump suction aligned to RWST o LCV-112B open o LCV-112C closed
- 2) Continue with Step 14. WHEN VCT level greater than 20%.
THEN do Step 13b.
- b. Align charging pumps to VCT o LCV-112C open o LCV-112B closed
EOP: TITLE:
REV: 25 K
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 10 of 33 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDl NOTE: When restarting equipment for recovery, it is preferable to start equipment on busses being supplied from offsite power.
14 Check CVCS Operation:
- a. Charging pumps - AT LEAST ONE a. Perform the following:
RUNNING
. RCP A, V-300A
. RCP B, V-300B
- 2) Start one charging pump (75 kw).
- 3) IF no charging pumps can be operated, THEN refer to AP-CVCS.3. LOSS OF ALL CHARGING FLOW.
This Step continued on the next page.
EOP: TITLE:
K AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 11 of 33 ACTION/EXPECTED RESPONSE STEP RESPONSE-NOT OBTAINED (Step 14 continued from previous page)
- b. Check letdown indications: b. Perform the following:
o Check PRZR level - GREATER 1) Close letdown isolation.
THAN 13% AOV-427.
o Letdown flow - APPROXIMATELY 2) Close letdown orifice valves 40 gpm (60 gpm if AOV-202 (AOV-200A, AOV-200B. and OPEN) AOV-202) o Letdown flow - STABLE 3) Close letdown isolation, AOV-371
- 4) IF seal injection in service, THEN close charging flow control valve, HCV-142 WHILE adjusting charging pump speed to maintain:
. RCP labyrinth seal D/P between 15 inches and 80 inches
. PRZR level at program
- 5) IF PRZR level greater than 13%. THEN go to Step 15. IF NOT, THEN continue with Step 17. WHEN PRZR level greater than 13%. THEN do Steps 15 and 16.
- c. Adjust charging pump speed and HCV-142 to restore PRZR level and labyrinth seal D/P
- d. Go to Step 16
.EOP: TITLE:
I~ REV: 25 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 12 of 33 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED 15 Establish Normal Letdown: IF normal letdown can NOT be (Refer to ATT-9.0, ATTACHMENT established, THEN establish excess LETDOWN) letdown. (Refer to ATT-9.1.
ATTACHMENT EXCESS L/D) 16 Verify PRZR Heaters Restored: IF adequate D/G capacity available for PRZR heaters (400 kw each o PRZR proportional heater breaker bank), THEN perform the following:
- CLOSED
- a. Reset and close PRZR o PRZR backup heater breaker - proportional heater breaker if RESET/IN AUTO necessary.
- b. Reset PRZR backup heater breaker and return to AUTO if necessary.
IF adequate D/G capacity NOT available. THEN refer to ER-PRZR.l.
RESTORATION OF PRZR HEATERS DURING BLACKOUT.
. EOP: TITLE:
I - ~~~~~~~~~~~~~~~~REV 25 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 13 of 33 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 17 Verify Normal Rod Control Restored:
- a. Annunciator C-5. PPCS ROD a. IF alarm is due to a loss of SEQUENCE OR ROD DEVIATION - power to MRPI. THEN maintain EXTINGUISHED rods in manual AND minimize rod motion.
IF alarm is due to actual rod misalignment, THEN refer to AP-RCC.2. RCC/RPI MALFUNCTION.
while continuing with this procedure.
- b. Annunciator E-28, POWER RANGE b. Perform the following:
ROD DROP ROD STOP - EXTINGUISHED
- 1) Place rods in MANUAL.
- 2) Reset NIS rod drop rod stop signals (at NIS racks) as necessary.
- c. Annunciator F-15. RCS TAVG DEV c. Go to step 18.
4°F - EXTINGUISHED
- d. Place rods in AUTO if desired
EOP: TITLE:
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES
.I PAGE 14 of 33 NOTE: With PRZR pressure controller 431K in manual, PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3).
18 Establish Stable Plant Conditions:
- a. Check Tavg - TRENDING TO TREF a. IF Tavg greater than Tref. THEN restore Tavg to Tref by one or more of the following:
- Insert control rods
. RCS boration IF Tavg less than Tref. THEN restore Tavg to Tref by one or more of the following:
. Withdraw control rods
. Reduce turbine load
- Dilution of RCS
- b. Check PRZR pressure - TRENDING b. Control PRZR pressure by one of TO 2235 PSIG IN AUTO the following:
- 431K in MANUAL
. Manual control of PRZR heaters and sprays IF PRZR pressure can NOT be controlled manually, THEN refer to AP-PRZR.l. ABNORMAL PRESSURIZER PRESSURE.
- c. Check PRZR level - TRENDING TO c. Perform the following:
PROGRAM IN AUTO CONTROL
- 1) Place affected charging pumps in MANUAL
- 2) Adjust charging pump speed to restore PRZR level to program IF PRZR level can NOT be controlled manually, THEN refer to AP-RCS.1. REACTOR COOLANT.
LEAK.
.EOP: TITLE:
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES REV: 25
. PAGE 15 of 33
~
ACTION/EXPECTED ~ ~ ~ NO OBTAINNSE CAUTION ANYTIME EMERGENCY DGS ARE THE ONLY SOURCE OF AC POWER TO THE PLANT, PERSONNEL SHOULD BE ASSIGNED TO MAINTAIN SURVEILLANCE OF THE D/GS.
19 Restore Normal Electric System Alignment:
- a. Verify circuit 767 and/or 751 - a. Continue with Step 20. WHEN AVAILABLE offsite power available, THEN do Steps 19b. c and d.
- b. Restore power to non-faulted Buses 12A and/or 12B (Refer to ER-ELEC.1, RESTORATION OF OFFSITE POWER)
- c. Verify all AC bus normal feed c. Restore all AC busses and MCCs breakers - CLOSED to normal power supply (Refer to ER-ELEC.1. RESTORATION OF
. Bus 13 OFFSITE POWER)
. Bus 14
. Bus 15
. Bus 16
. Bus 17
. Bus 18
- d. Stop any unloaded emergency D/G and place in standby (Refer to T-27.4. DIESEL GENERATOR OPERATION)
EOP: TITLE:
I ~~REV: 2 5 AP-ELEC.1 LOSS OF 12A AND/OR 12B USSES PAGE 16 of 33 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED 20 Check CNMT Recirc Fans - AT Establish 2 CNMT recirc fans running LEAST 2 RUNNING
LOP: TITLE:
IlEE:
EOP: REV: 25 K
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 17 of 33 STEP _ ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 21 Establish Control Systems In Auto:
- a. Verify 431K in AUTO a. Place 431K in AUTO. if desired.
- b. Verify PRZR spray valves in AUTO b. Place PRZR spray valves in AUTO.
if desired.
- c. Verify PRZR heaters restored: c. Restore PRZR heaters, if desired.
o PRZR proportional heaters breaker - CLOSED o PRZR backup heaters breaker -
RESET. IN AUTO
- d. Verify charging pumps d. Perform the following:
o 2 charging pumps running 1) IF all seal cooling has been lost. THEN ensure seal o One charging pump in AUTO injection isolated to affected RCPs
- RCP A. V-300A
. RCP B, V-300B
- 2) Establish 2 charging pumps running (75 kw each).
- 3) Place one charging pump in AUTO, if desired.
- f. Restore EH controls
- 1) Place in OP PAN. IMP OUT
- 2) Select load rate to 10%/hour
- 3) Match setter and reference
- g. Verify annunciator G-15, STEAM g. WHEN Tavg within 5F of Tref.
DUMP ARMED - EXTINGUISHED THEN perform the following:
- 1) Ensure steam dump valves closed.
- 2) Reset steam dump.
- h. Verify Rods in AUTO - h. Place Rods in AUTO, if desired.
- i. Go to Step 38
EOP: TITLE:
REV: 2 5 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 18 of 33 STEP _ ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: o Temperatures in the loop with the stopped RCP will not be indicative of true Tavg and AT values.
o Attempts to restore offsite power should continue (Refer to ER-ELEC.1, RESTORATION OF OFFSITE POWER.)
22 Check Secondary Heat Sink Status:
- a. Any main feed pump - RUNNING a. Perform the following:
- 1) Verify MDAFW pumps running as necessary.
- 2) Verify TDAFW pump running if necessary.
- 3) Adjust AFW pump flow to restore S/G level to 52%.
- 4) Go to Step 23.
- b. Verify MFW regulating valves - b. Perform the following:
RESTORING S/G LEVEL TO 52%
- 2) Restore SIG level to 52%.
IF S/G level can NOT be controlled manually. THEN refer to AP-FW.1, ABNORMAL MAIN FEEDWATER FLOW.
EOP: TITLE:
I ~~REV: 2 5 K
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 19 of 33 ACTION/EXPECTED RESPONSE STEP RESPONSE NOT OBTAINED 23 Check TDAFW Pump Status:
- a. TDAFW pump - RUNNING a. Go to Step 24.
- b. Check S/G status b. Go to Step 24.
o At least one S/G level -
GREATER THAN 17%
-OR-o Both MDAFW pumps - OPERABLE
- c. Pull stop TDAFW pump steam supply valves
- MOV-3504A
. MOV-3505A NOTE: Use of ARV associated with the running RCP is preferred.
24 Establish RCS Temperature Control:
- a. Verify condenser available: a. Perform the following:
o Any MSIV - OPEN 1) Adjust S/G ARV controllers to stabilize RCS temperature.
o Annunciator G-15. STEAM DUMP ARMED - LIT 2) Go to Step 25.
- b. Adjust condenser steam dump controller HC-484 to stabilize RCS temperature
- c. Place steam dump mode selector switch to MANUAL
EOP: TITLE:
REV: 2 5 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PE 20
. ~~~~~~~~~~~~~~PAGE 20 of 33.
STEP _ ACTION/EXPECTED RESPONSE l RESPONSE NOT OBTAINED 25 Restore Non-Safeguards Busses As Follows:
- a. Verify Bus 13 and 15 - ENERGIZED a. IF offsite power available, THEN attempt to restore offsite power and normal feed to Bus 13/15 (Refer to ER-ELEC.1. RESTORATION-OF OFFSITE POWER).
IF offsite power is NOT available. THEN perform the following:
o Close Bus 13 to Bus 14 tie breaker o Close Bus 15 to Bus 16 tie breaker
- b. Verify MCC A - ENERGIZED b. Perform the following:
- 1) Ensure the following pumps in PULL STOP:
- EH pump A
- Turning gear oil pump
. HP seal oil backup pump
- 2) Close MCC A supply breaker from bus 13.
- 3) Start HP seal oil backup pump.
- c. Verify MCC B - ENERGIZED c. Perform the following:
- 1) Ensure EH pump B in PULL STOP.
- 2) Close MCC B supply breaker from bus 15.
- d. Verify annunciator J-8. 480V MCC d. Restore power to other MCCs as SUPPLY BREAKER TRIP - D/G loading permits.
EXTINGUISHED
- e. Reset control room lighting
- f. Reset MAIN XFMR AUX PWR SUPPLY breakers
. Bus 13
- Bus 15
EOP: TITLE:
L , ~REV: 2 5 AP-ELEC.1 tOSS OF 12A AND/OR 12B BUSSES PAGE 21 of 33 ACTION/EXPECTED RESPONSE STEP rRESPONSE NOT OBTAINED NOTE: When restarting equipment for recovery, it is preferable to start equipment on busses being supplied from offsite power, if possible.
26 Verify Instrument Bus D - Energize MCC B. IF MCC B NOT ENERGIZED available. THEN refer to ER-INST.3.
INSTRUMENT BUS POWER RESTORATION.
27 Check VCT Makeup System:
- a. Ensure the following:
- 1) RMW mode selector switch in AUTO
- 2) RMW control armed - RED LIGHT LIT
o Level GREATER THAN 20%
Manually increase VCT makeup
-OR- flow as follows:
o Level - STABLE OR INCREASING 1) Ensure BA transfer pumps and RMW pumps running.
- 2) Adjust RMW flow control valve, HCV-111. to increase RMW flow.
- 3) Adjust boric acid flow to maintain required concentration.
IF VCT level can NOT be maintained. THEN refer to ER-CVCS.1. REACTOR MAKEUP CONTROL MALFUNCTION, if necessary.
[EOP: TITLE:
I I ~~~~~~~~~~~~~~~~REV 25 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES J.1 PAGE 22 of 33 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINEDl 28 Check Charging Pump Suction Aligned to VCT:
- a. VCT level - GREATER THAN 20% a. IF VCT level can NOT be maintained greater than 5%, THEN perform the following:
- 1) Ensure charging pump suction aligned to RWST o LCV-112B open o LCV-112C closed
- 2) Continue with Step 29. WHEN VCT level greater than 20%.
THEN do Step 28b.
- b. Align charging pumps to VCT o LCV-112C open o LCV-112B closed
EOP: TITLE: -
K AP-ELEC.1 R
LOSS OF 12A AND/OR 12B BUSSES PAGE 23 of 33 29 Check CVCS Operation:
- a. Charging pumps - AT LEAST ONE a. Perform the following:
RUNNING
- 1) Close letdown isolation, AOV-427.
- 2) Start one charging pump (75 kw).
- 3) Establish greater than 20 gpm charging line flow.
- b. Check letdown indications: b. Perform the following:
o Check PRZR level - GREATER 1) Close letdown isolation, THAN 13% AOV-427.
o Letdown flow - APPROXIMATELY 2) Close letdown orifice valves 40 GPM (60 GPM IF AOV-202 (AOV-200A. AOV-200B. and OPEN) AOV-202) o Letdown flow - STABLE 3) Close letdown isolation, AOV-371
- 4) IF seal injection in service, THEN close charging flow control valve. HCV-142 WHILE adjusting charging pump speed to maintain:
. RCP labyrinth seal D/P between 15 inches and 80 inches
. PRZR level at program
- 5) IF PRZR level greater than 13%, THEN go to Step 30. IF NOT, THEN continue with Step 32. WHEN PRZR level greater than 13%. THEN do Steps 30 and 31.
- c. Adjust charging pump speed and HCV-142 to restore PRZR level and labyrinth seal D/P
- d. Go to Step 31
.EDP: TITLE:
, ~~~REV: 2 5 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 24 of 33 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED 30 Establish Normal Letdown IF normal letdown can NOT be (Refer to ATT-9.0, ATTACHMENT established. THEN establish excess LETDOWN) letdown. (Refer to ATT-9.1, ATTACHMENT EXCESS L/D) 31 Verify PRZR Heaters Restored: IF adequate D/G capacity available for PRZR heaters (400 kw each o PRZR proportional heater breaker bank), THEN perform the following:
- CLOSED
- a. Reset and close PRZR o PRZR backup heater breaker - proportional heater breaker if RESET/IN AUTO necessary.
- b. Reset PRZR backup heater breaker and return to AUTO if necessary.
IF adequate D/G capacity NOT available, THEN refer to ER-PRZR.1.
RESTORATION OF PRZR HEATERS DURING BLACKOUT.
EOP: TITLE:
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES REV: 25 PAGE 25 of 33 32 Verify TDAFW Pump Aligned For Auto Start:
- a. Any MDAFW pump - AVAILABLE a. Verify TDAFW pump operating to maintain required S/G level and go to Step 34.
light - EXTINGUISHED
- c. Verify both S/G levels - GREATER c. Continue with Step 34. WHEN S/G THAN 17% level greater than 17%. THEN do Steps 32d. e and 33.
- d. Verify Bus 11A and Bus lB - AT d. Perform the following:
LEAST ONE ENERGIZED
. MOV-3504A
- MOV-3505A
- 2) Go to Step 33.
- e. Verify the following:
- 2) TDAFW pump steam supply valve 2) Place TDAFW pump steam supply switches in AUTO valve switches in AUTO.
EOP: TITLE:
I ,, ~REV:
- 25 K
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 26 of 33 ACTION/EXPECTED RESPONSE STEP tRESPONSE NOT OBTAINED 33 Establish Normal AFW Pump Shutdown Alignment:
- a. Verify the following: a. Continue with Step 34. WHEN conditions met, THEN do o Both S/G levels - GREATER Steps 33b through f.
THAN 17% AND STABLE OR INCREASING o Total AFW flow - LESS THAN 200 GPM
- b. Close MDAFW pump discharge valves
. MOV-4007
. MOV-4008
- d. Stop all but one MDAFW pump
- e. Open AFW discharge crossover valves
- MOV-4000A
. MOV-4000B
- f. Adjust AFW bypass valves to control S/G levels at 52%
- AOV-4480
. AOV-4481
EOP: TITLE:
REV: 2 5 K
AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 27 of 33 NOTE: With PRZR pressure controller 431K in manual. PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3) 34 Establish Stable Plant Conditions:
- a. Check PRZR pressure - TRENDING a. Control PRZR pressure at the TO 2235 PSIG IN AUTO desired value by one of the following:
. 431K in MANUAL
- Manual control of PRZR heaters and sprays IF PRZR pressure can NOT be controlled manually. THEN refer to AP-PRZR.1. ABNORMAL PRESSURIZER PRESSURE.
- b. Verify charging pumps b. Perform the following:
o 2 charging pumps running 1) IF all seal cooling has been lost to any RCP. THEN isolate o One charging pump in AUTO seal injection to affected RCP(s).
. RCP A. V-300A
. RCP B. V-300B
- 2) Establish 2 charging pumps running (75 kw each).
- 3) Place one charging pump in AUTO. if desired.
- c. Check PRZR level - TRENDING TO c. Perform the following:
PROGRAM IN AUTO CONTROL
- 1) Place affected charging pumps in MANUAL
- 2) Adjust charging pump speed to restore PRZR level to program IF PRZR level can NOT be controlled manually. THEN refer to AP-RCS.1. REACTOR COOLANT LEAK.
.IEOP: TITLE:
II ~~~~~~~~~~~~~~~~REV 25 AP-ELEC.1 LOSS OF 12A AND/OR 12B USSES
.I PAGE 28 of 33 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED CAUTION ANYTIME EMERGENCY D/GS ARE THE ONLY SOURCE OF AC POWER TO THE PLANT.
PERSONNEL SHOULD BE ASSIGNED TO MAINTAIN SURVEILLANCE OF THE D/GS.
35 Restore Normal Electric System Alignment:
- a. Verify circuit 767 and/or 751 - a. Continue with Step 36. WHEN AVAILABLE offsite power available, THEN do Steps 35b. c and d.
- b. Restore power to non-faulted Buses 12A and/or 12B if necessary (Refer to ER-ELEC.1.
RESTORATION OF OFFSITE POWER)
- c. Verify all AC bus normal feed c. Restore all AC busses and MCCs breakers - CLOSED to normal power supply (Refer to ER-ELEC.1. RESTORATION OF
. Bus 13 OFFSITE POWER)
. Bus 14
. Bus 15
- Bus 16
. Bus 17
. Bus 18
- d. Stop any unloaded emergency D/G and place in standby (Refer to T-27.4. DIESEL GENERATOR OPERATION)
EOP: TITLE: REV: 25 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES
.I PAGE 29 of 33 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINEDl 36 Check CNMT Recirc Fans - AT Establish 2 CNMT recirc fans running LEAST 2 RUNNING NOTE: Evaluate conditions to determine if turbine should be placed on turning gear.
37 Verify Turning Gear Oil Pump Perform the following:
- RUNNING
- a. Manually start turning gear oil pump (42 kw).
- b. Break vacuum to accelerate turbine coastdown.
- c. Continue with Step 38. WHEN shaft stops, THEN dispatch AO to place turbine on turning gear (36 KW).
38 Check Status Of DC System Loads:
OFF IN AUTO
IF not running, THEN start pump from MCB.
- 2) Stop T-DAFW pump DC oil pump.
pumps - OFF
EOP: TITLE:
II ~~~~~~~~~~~~~~~REV:
25 AP-ELEC.1 LOSS OF 12A AND/OR 12B OSSES l PAGE 30 of 33 STEP _ ACTION/EXPECTED RESPONSE tRESPONSE NOT OBTAINED NOTE: Inst Bus C provides power to all MCB manual controllers.
39 Check Status of Battery Chargers:
- a. Battery Chargers 1A OR lAl - a. IF BOTH battery chargers are ENERGIZED (Annunciator J-15. deenergized, THEN direct the BATTERY CHRGR FAILURE OR PA Electricians to crosstie TSC INVERTER TROUBLE. EXTINGUISHED) battery charger to main battery A (Refer to ATT-24.0.
ATTACHMENT TRANSFER BATTERY TO TSC).
- b. Battery chargers 1B OR lB - b. IF BOTH battery chargers are ENERGIZED (Annunciator J-15. deenergized, THEN direct the BATTERY CHRGR FAILURE OR PA Electricians to crosstie TSC INVERTER TROUBLE. EXTINGUISHED) battery charger to main battery B (Refer to ATT-24.0.
ATTACHMENT TRANSFER BATTERY TO TSC)
EOP: TITLE:
REV: 25 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 31 of 33 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 40 Restore Equipment Alignment:
- b. Check radiation monitoring b. Restore sample pumps and systems: radiation monitors.
o CNMT vent sample pump -
RUNNING o Plant vent sample pump -
RUNNING o All area and process monitors operating as required
- c. Dispatch AO to verify proper operation of seal oil system
- d. Verify motor fire pump breaker - d. Close motor fire pump breaker.
CLOSED
- e. Verify annunciator L-1. AUX BLDG e. IF bus 11A or 11B energized, VENT SYSTEM CONTROL PANEL - THEN dispatch AO to restore AUX EXTINGUISHED BLDG ventilation (Refer to T-35A. AUX AND INTERMEDIATE BUILDING VENTILATION STARTUP AND SHUTDOWN)
- f. Verify MCC G - ENERGIZED f. Manually close breaker.
- g. Verify control board valve g. Manually align valves as alignment - NORMAL (Refer to necessary.
0-6.13, DAILY SURVEILLANCE LOG)
- h. Verify adequate Rx head cooling:
- 1) Verify at least one control 1) Manually start one fan as rod shroud fan - RUNNING power supply permits (45 kw).
- 2) Verify one Rx compartment 2) Manually start one fan as cooling fan - RUNNING power supply permits (23 kw).
- i. Dispatch AO to ensure one waste gas compressor in service This Step continued on the next page.
EOP: TITLE:
REV: 2 5 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES l~~~~~~~~~~~~~~~~~~~~~~~~~~~~~.
, s.,. ,
PAGE 32 of 33 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDl (Step 40 continued from previous page)
- k. Verify adequate electric driven k. Go to Step 41.
air compressors - RUNNING
- 1. IF diesel air compressor supplying instrument air, THEN secure diesel air compressors.
(Refer to T-2F. BACKUP AIR SUPPLY) 41 Reset UV Relay Targets On Undervoltage Cabinets
. Bus 14
. Bus 16
. Bus 17
. Bus 18 42 Evaluate MCB Annunciator Status (Refer to AR Procedures)
NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION, for reporting requirements.
43 Notify Higher Supervision
EOP: TITLE:
REV: 25 AP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 33 of 33 STEP~ACTION/EXPECTED RESPONSE llRESPONSE NOT OBTAINEDl 44 Return To Procedure Or Guidance In Effect
-END-
EOP: TITLE:
REV: 25 hP-ELEC.1 LOSS OF 12A AND/OR 12B BUSSES PAGE 1 of 1 AP-ELEC. 1 APPENDIX LIST TITLE
- 1) ATTACHMENT NC (ATT-13.0)
- 2) ATTACHMENT D/G STOP (ATT-8.1)
- 3) ATTACHMENT TRANSFER BATTERY TO TSC (ATT-24.0)
- 4) ATTACHMENT DIESEL AIR COMPRESSOR (ATT-11.2)
- 5) ATTACHMENT EXCESS L/D (ATT-9.1)
- 6) ATTACHMENT LETDOWN (ATT-9.0)
I I_ EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 1 of 21 I I ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER Ž RESPONSIBLE eAGER EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 2 of 21 A. PURPOSE - This procedure provides actions to respond to a loss of AC Emergency Bus 14 or Bus 16.
B. ENTRY CONDITIONS/SYMPTOMS
- 2. SYMPTOMS - The symptoms of a LOSS OF SAFEGUARDS BUS 14/16 are;
- a. Annunciator J-7, 480V MAIN OR TIE BREAKER TRIP, lit, or
- b. Annunciator J-29, 480V TRANSFORMER BREAKER TRIP, lit.
STEP _ ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED CAUTION o IF A LOSS OF BUS 12A OR 12B HAS OCCURRED. THEN AP-ELEC.1. LOSS OF 12A AND/OR 12B BUSSES. SHOULD BE PERFORMED.
o OBSERVE D/G LOADING LIMITS OF 2300 KW FOR 1/2 HOUR. 2250 KW FOR 2 HOURS.
AND 1950 KW FOR CONTINUOUS SERVICE.
NOTE: Conditions should be evaluated for site contingency reporting (Refer to EPIP-1.O. GINNA STATION EVENT EVALUATION AND CLASSIFICATION).
- 1 Monitor Tavg
- a. Place Rods in MANUAL
- b. Manually move control rods to control Tavg 2 Verify Emergency D/G Manually start D/G(s) associated Associated With Affected Bus with affected bus. (Refer to
- RUNNING ER-D/G.1, RESTORING D/Gs) o Bus 14 - D/G A o Bus 16 - D/G B
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 4 of 21 ACTION/EXPECTED RESPONSE STEP RESPONSE NOT OBTAINED 3 Verify Both Trains Of AC IF both trains deenergized, THEN go Emergency Busses Energized To to ECA-O.O, LOSS OF ALL AC POWER.
At Least 420 VOLTS:
IF one train deenergized. THEN o Bus 14 and Bus 18 perform the following:
o Bus 16 and Bus 17 a. Ensure D/G aligned for unit operation o Mode switch in UNIT o Voltage control selector in AUTO
- b. Check D/G running.
IF NOT. THEN perform the following:
- 1) Depress D/G FIELD RESET pushbutton
- 2) Depress D/G RESET pushbutton
- 3) Start D/G
- 4) IF D/G will NOT start, THEN dispatch AO to locally start D/G. (Refer to ER-D/G.1.
RESTORING DIGs)
- c. Adjust D/G voltage to approximately 480V.
- d. Adjust D/G frequency to approximately 60 Hz.
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 5 of 21 ACTION/EXPEC~~~~~~NTEOBTAINE _IEW CAUTION IF CCW FLOW TO A RCP IS INTERRUPTED FOR GREATER THAN 2 MINUTES OR IF EITHER RCP MOTOR BEARING TEMPERATURE EXCEEDS 2000F. THEN TRIP THE AFFECTED RCP.
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- i * * * * * * * -*
4 Verify CCW Pump Status
IF neither CCW pump can be started. THEN perform the following:
o IF reactor trip breakers closed, THEN:
- 1) Trip the reactor.
- 2) WHEN all E-0 Immediate Actions done, THEN trip BOTH RCP's.
- 3) Close letdown isolation, AOV-427.
- 4) Close excess letdown.
HCV-123.
- 5) Pull stop BOTH CCW pumps.
- 6) Go to E-0, REACTOR TRIP OR SAFETY INJECTION.
o IF reactor trip breakers open, THEN:
- 1) Trip both RCPs.
- 2) Close letdown isolation, AOV-427.
- 3) Close excess letdown.
HCV-123.
- 4) Pull stop BOTH CCW pumps.
- 5) Go to Step 5.
- b. Annunciator A-22. CCW PUMP b. Start second CCW pump (122 kw).
EXTINGUISHED
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 6 of 21 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 5 Verify Charging Pump Status- Isolate letdown flowpaths AT LEAST ONE RUNNING
- a. Close letdown isolation. AOV-427.
- b. Close EXCESS LETDOWN HCV-123.
- c. Close loop A cold leg to EXCESS LETDOWN Hx, AOV-310.
6 Check MFW Regulating Valves - Perform the following:
RESTORING S/G LEVEL TO 52 IN AUTO a. Place affected S/G MFW regulating valve in MANUAL.
- b. Restore S/G level to 52%.
IF S/G level can NOT be controlled manually. THEN refer to AP-FW.1.
ABNORMAL MAIN FEEDWATER FLOW.
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 7 of 21 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED 7 Verify Bus 14 - ENERGIZED TO Perform the following:
AT LEAST 420 VOLTS
- a. Close letdown isolation, AOV-427.
- b. IF steam dump is armed. THEN place STEAM DUMP MODE SELECTOR Switch to MANUAL.
- c. Ensure only one charging pump operating (75 kw).
- d. Transfer Inst Bus B to maintenance supply.
- e. Return steam dump to AUTO, if desired.
- f. Ensure the following equipment operating as necessary:
. CCW Pump B
- PRZR Backup Heaters
. CNMT Recirc Fans B and C
. Boric Acid Pump B
- RMW Pump B
. Reactor Compartment Cooling Fan B
. Penetration Cooling Fan B
. SFP cooling
- g. IF Bus 14 can NOT be energized.
THEN:
o Provide alternate room cooling for D/G A.
o Cross-connect D/G B fuel oil transfer pump to D/G A (Refer to ER-D/G.1. RESTORING D/Gs).
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 8 of 21
.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ACTION/EXPECTED RESPONSE I=RESPONSE NO BAINED 8 Verify Bus 16 - ENERGIZED TO Perform the following:
AT LEAST 420 VOLTS
- a. Ensure the following equipment operating as necessary:
. CCW Pump A
. Charging Pump A
. PRZR Proportional Heaters
. CNMT Recirc Fans A and D
- Boric Acid Pump A
- RMW Pump A
- Reactor Compartment Cooling Fan A
. Penetration Cooling Fan A
. SFP cooling
- b. IF Bus 16 can NOT be energized, THEN:
o Provide alternate room cooling for D/G B.
O Cross-connect DIG A fuel oil transfer pump to D/G B (Refer to ER-D/G.1. RESTORING D/Gs).
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 9 of 21 NOTE: IF VCT level decreases to 5%. charging pump suction will swap to the RWST. This may required a load reduction.
9 Check VCT Makeup System:
- a. Ensure the following:
- 1) RMW mode selector switch in AUTO
- 2) RMW control armed - RED LIGHT LIT
- b. Check VCT level: b. Check letdown divert valve.
LCV-112A. aligned to VCT.
o Level GREATER THAN 20%
Manually increase VCT makeup
-OR- flow as follows:
o Level - STABLE OR INCREASING 1) Ensure BA transfer pumps and RMW pumps running.
- 2) Adjust RMW flow control valve, HCV-l11. to increase RMW flow.
- 3) Adjust boric acid flow to maintain required concentration.
IF VCT level can NOT be maintained, THEN refer to ER-CVCS.1. REACTOR MAKEUP CONTROL MALFUNCTION, if necessary..
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 10 of 21 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED 10 Check Charging Pump Suction Aligned To VCT:
- a. VCT level - GREATER THAN 20% a. IF VCT level can NOT be maintained greater than 5%. THEN perform the following:
- 1) Ensure charging pump suction aligned to RWST o LCV-112B open o LCV-112C closed
- 2) Continue with Step 11. WHEN VCT level greater than 20%,
THEN do Step lOb.
- b. Align charging pumps to VCT o LCV-112C open o LCV-112B closed
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 11 of 21 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED NOTE: When restarting equipment for recovery. it is preferable to start equipment on busses being supplied from offsite power.
11 Check CVCS Operation:
- a. Charging pumps - AT LEAST ONE a. IF charging pump(s) available.
RUNNING THEN perform the following:
- 1) IF all seal cooling has been lost to any RCP. THEN isolate.
seal injection to affected RCP
- RCP A. V-300A
. RCP B. V-300B
- 2) Start one charging pump (75 kw).
- 3) Establish greater than 20 gpm charging line flow.
IF NO charging pumps available, THEN go to step 13
- b. Charging line flow - GREATER b. Establish charging line flow to THAN 20 GPM REGEN Hx - GREATER THAN 20 GPM This Step continued on the next page.
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 12 of 21 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED (Step 11 continued from previous page)
- c. Check letdown indications: c. Perform the following:
o Check PRZR level - GREATER 1) Close letdown isolation.
THAN 13% AOV-427.
o Letdown flow - APPROXIMATELY 2) Close letdown orifice valves 40 GPM (60 GPM IF AOV-202 (AOV-200A. AOV-200B. and OPEN) AOV-202) o Letdown flow - STABLE 3) Close letdown isolation.
AOV-371.
- 4) IF seal injection in service, THEN close charging flow control valve HCV-142 WHILE adjusting charging pump speed to maintain:
o RCP labyrinth seal D/P between 15 inches and 80 inches o PRZR level at program
- 5) IF PRZR level greater than 13%. THEN go to Step 12. IF NOT, THEN continue with Step 14. WHEN PRZR level greater than 13%. THEN do Steps 12 and 13.
- d. Adjust charging pump speed and HCV-142 to restore PRZR level and labyrinth seal D/P
- e. Go to Step 13
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 13 of 21 ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAI 12 Establish Normal Letdown IF normal letdown can NOT be (Refer to ATT-9.0, ATTACHMENT established. THEN establish excess LETDOWN) letdown. (Refer to ATT-9.1.
ATTACHMENT EXCESS L/D) 13 Verify PRZR Heaters Restored: IF adequate D/G capacity available for PRZR heaters (400 kw each o PRZR proportional heater breaker bank), THEN perform the following:
- CLOSED
- a. Reset and close PRZR o PRZR backup heater breaker - proportional heater breaker if RESET, IN AUTO necessary.
- b. Reset PRZR backup heater breaker and return to AUTO if necessary.
IF adequate D/G capacity NOT available. THEN refer to ER-PRZR.1, RESTORATION OF PRZR HEATERS DURING BLACKOUT.
LOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 14 of 21 ACTION/EXPECTED RESPONSE j I ~~RE SP ONSE N OBA INED BAIE 14 Verify Normal Rod Control Restored:
- a. Annunciator C-5. PPCS ROD a. IF alarm is due to a loss of SEQUENCE OR ROD DEVIATION - power to MRPI. THEN maintain EXTINGUISHED rods in manual AND minimize rod motion.
IF alarm is due to actual rod misalignment, THEN refer to AP-RCC.2. RCC/RPI MALFUNCTION, while continuing with this procedure.
- b. Annunciator E-28, POWER RANGE b. Perform the following:
ROD DROP ROD STOP - EXTINGUISHED
- 1) Place rods in MANUAL.
- 2) Reset NIS rod drop rod stop signals (at NIS racks) as necessary.
- c. Annunciator F-15, RCS TAVG DEV c. Go to step 15 4°F - EXTINGUISHED
- d. Place rods in AUTO, if desired
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 15 of 21 STEP _ ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: With PRZR pressure controller 431K in manual. PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3) 15 Establish Stable Plant Conditions:
- a. Check Tavg - TRENDING TO TREF a. IF Tavg greater than Tref, THEN restore Tavg to Tref by one or more of the following:
- Insert control rods
- RCS boration IF Tavg less than Tref. THEN restore Tavg to Tref by one or more of the following:
- Withdraw control rods
- Reduce turbine load
. Dilution of RCS
- b. Check PRZR pressure - TRENDING b. Control PRZR pressure by one of TO 2235 PSIG IN AUTO the following:
a 431K in MANUAL
. Manual control of PRZR heaters and sprays IF PRZR pressure can NOT be controlled manually. THEN refer to AP-PRZR.1. ABNORMAL PRESSURIZER PRESSURE.
- c. Check PRZR level - TRENDING TO c. Perform the following:
PROGRAM IN AUTO CONTROL
- 1) Place affected charging pumps in MANUAL
- 2) Adjust charging pump speed to restore PRZR level to program.
IF PRZR level can NOT be controlled manually. THEN refer to AP-RCS.1, REACTOR COOLANRT LEAK.
ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 16 Restore Normal Electric System Alignment:
- a. Verify all AC bus normal feed a. Perform the following:
breakers - CLOSED
- 1) Refer to AR-L-5 to reset a
. Bus 13 safeguards bus over current
. Bus 14 condition.
. Bus 15
. Bus 16 2) Restore non-faulted AC busses
. Bus 17 and MCCs to normal power
. Bus 18 supply (Refer to ER-ELEC.1.
RESTORATION OF OFFSITE POWER)
- 3) IF normal power is restored to all AC emergency buses.
THEN return to step 7. IF NOT, THEN go to step 17.
- b. Stop any unloaded emergency D/G and place in standby (Refer to T-27.4. DIESEL GENERATOR OPERATION)
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 17 of 21 STEP ACTION/EXPECTED RESPONSE REPNENTOTIE 17 Establish Normal Plant Conditions:
- a. Verify 2 charging pumps - RUNNING a. Perform the following:
- 1) Manually start charging pumps as necessary.
- 2) Place one charging pump in AUTO, if desired.
- c. Check CCW pumps - ONLY ONE c. Locally verify two CCW pumps RUNNING running. THEN manually stop one pump.
- d. Check radiation monitoring d. Restore sample pumps and systems: radiation monitors as necessary.
(Refer to the ODCM).
o CNMT vent sample pump -
RUNNING o Plant vent sample pump -
RUNNING o All area and process monitors operating as required 18 Check Status Of DC System Loads:
OFF IN AUTO
IF not running. THEN start pump from MCB.
ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: Inst Bus C provides power to all MCB manual controllers.
19 Check Status of Battery Chargers:
- a. Battery Chargers 1A OR lAl - a. IF BOTH battery chargers are ENERGIZED (Annunciator J-15. deenergized. THEN direct the BATTERY CHRGR FAILURE OR PA Electricians to crosstie TSC INVERTER TROUBLE, EXTINGUISHED) battery charger to main battery A (Refer to ATT-24.0.
ATTACHMENT TRANSFER BATTERY TO TSC).
- b. Battery Chargers 1B OR lBl - b. IF BOTH battery chargers are ENERGIZED (Annunciator J-15, deenergized, THEN direct the BATTERY CHRGR FAILURE OR PA Electricians to crosstie TSC INVERTER TROUBLE. EXTINGUISHED) battery charger to main battery B (Refer to ATT-24.0.
ATTACHMENT TRANSFER BATTERY TO TSC).
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16
. ~~~~~~~~~~~~~~~PAGE 19 of 21.
STEP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINED 20 Restore Equipment Alignment:
- a. Verify annunciator L-1, AUX BLDG a. Dispatch AO to restore AUX BLDG VENT SYSTEM CONTROL PANEL - ventilation (Refer to T-35A.
EXTINGUISHED AUX AND INTERMEDIATE BUILDING VENTILATION STARTUP AND SHUTDOWN)
- b. Restore affected bus equipment as desired o SFP Cooling o Penetration cooling fans o Reactor compartment cooling fans o Hydrogen panel o PA system inverter (Battery Room A) o Auxiliary Bldg lighting (normal supply MCC D. manual throwover to MCC C)(located at MCC C) o Fire system (Refer to SC-3.16.2.3)
- c. Evaluate MCB annunciator status (Refer to AR Procedures)
- d. Verify control board valve d. Manually align valves as alignment - NORMAL (Refer to necessary.
0-6.13. DAILY SURVEILLANCE LOG)
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 20 of 21 ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 21 Establish Control System In Auto:
- a. Verify 431K in AUTO a. Place 431K in AUTO, if desired.
- b. Verify PRZR spray valves in AUTO b. Place PRZR spray valves in AUTO, if desired.
- c. Verify PRZR heaters restored: c. Restore PRZR heaters, if desired.
o PRZR proportional heaters breaker - CLOSED o PRZR backup heaters breaker -
RESET. IN AUTO
- d. Verify one charging pump in AUTO d. Place one charging pump in AUTO.
if desired.
- f. Restore EH controls
- 1) Place in OP PAN. IMP OUT
- 2) Place load rate thumbwheel to 10%/hr
- 3) Match setter and reference
- g. Verify annunciator G-15, STEAM g. WHEN Tavg within 5F of Tref.
DUMP ARMED - EXTINGUISHED THEN perform the following:
- 1) Ensure steam dump valves closed
- 2) Reset steam dump
- h. Verify rods in AUTO h. Place rods in AUTO, if desired.
EOP: TITLE:
REV: 5 AP-ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 PAGE 21 of 21 STEP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINEDl 22 Evaluate MCB Annunciator Status (Refer to AR Procedures)
NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION, for reporting requirements.
23 Verify emergency AC bus' Return to Step 6 normal feed breakers closed o Bus 14 o Bus 16 24 Verify Inst Bus B on normal Place Inst Bus B on normal supply supply (Refer to ER-INST.3.INSTRUMENT BUS POWER RESTORATION).
25 Reset V relay targets on undervoltage cabinets o Bus 14 o Bus 16 26 Notify Higher Supervision 27 Return To Procedure Or Guidance In Effect
-END-
AP-ELEC.14/16 APPENDIX LIST TITLE
- 1) ATTACHMENT TRANSFER BATTERY TO TSC (ATT-24.0)
- 2) ATTACHMENT EXCESS L/D (ATT-9.1)
- 3) ATTACHMENT LETDOWN (ATT-9.0)
EOP: TITLE:
REV: 5 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 7/18 PAGE 1 of 7 ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER X_ _
RESPONSIBLE ANAGER EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
EOP: TITLE:
REV: 5 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 2 of 7 A. PURPOSE - This procedure provides actions to respond to a loss of AC Emergency Bus 17 or Bus 18.
B. ENTRY CONDITIONS/SYMPTOMS
- 2. SYMPTOMS - The symptoms of a LOSS OF SAFEGUARDS BUS 17/18 are;
- a. Annunciator J-7, 480V MAIN OR TIE BREAKER TRIP, lit, or
- b. Annunciator J-29, 480V TRANSFORMER BREAKER TRIP, lit.
EOP: TITLE:
REV: 5 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 3 of 7 STP ACTION/EXPECTED RESPONSE l RESPONSE NOT OBTAINEDl
- * * * * * * * * * * * * * * * * * * * * * * * * * *
- A * * * * * * * * *
- CAUTION o IF A LOSS OF BUS 12A OR 12B HAS OCCURRED. THEN AP-ELEC.1, LOSS OF 12A AND/OR 12B BUSSES, SHOULD BE PERFORMED.
o OBSERVE D/G LOADING LIMITS OF 2300 KW FOR 1/2 HOUR. 2250 KW FOR 2 HOURS.
AND 1950 KW FOR CONTINUOUS SERVICE.
NOTE: Conditions should be evaluated for site contingency reporting (Refer to EPIP-1.0. GINNA STATION EVENT EVALUATION AND CLASSIFICATION).
1 Verify Emergency D/G Manually start D/G(s) associated Associated With Affected Bus with affected Bus. (Refer to
- RUNNING ER-D/G.1. RESTORING D/Gs) o Bus 18 D/G A o Bus 17 - D/G B
EOP: TITLE:
REV: 5 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 4 of 7 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 2 Verify Both Trains Of AC IF both trains deenergized, THEN go Emergency Busses Energized To to ECA-0.0. LOSS OF ALL AC POWER.
At Least 420 VOLTS:
IF one train deenergized. THEN o Bus 14 and Bus 18 perform the following:
o Bus 16 and Bus 17 a. Ensure D/G aligned for unit operation o Mode switch in UNIT o Voltage control selector in AUTO
- b. Check D/G running.
IF NOT, THEN perform the following:
- 1) Depress D/G FIELD RESET pushbutton
- 2) Depress D/G RESET pushbutton
- 3) Start D/G
- 4) IF D/G will NOT start. THEN dispatch AO to locally start D/G. (Refer to ER-D/G.1.
RESTORING D/Gs)
- c. Adjust D/G voltage to approximately 480V.
- d. Adjust D/G frequency to approximately 60 Hz.
EOP: TITLE:
REV: 5 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 5 of 7 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED
- * * * * * * * * * * * * * * * *
- a * * * * * * * * * * * * * * * * * * * *
- a CAUTION IF EITHER D/G RUNNING WITHOUT SW COOLING AVAILABLE, THEN STOP THE AFFECTED D/G TO PREVENT OVERHEATING.
3 Verify Service Water System Operation:
- a. SW pumps - AT LEAST ONE RUNNING a. Perform the following:
IN EACH LOOP
- 1) Manually start SW pumps as o A or B pump in Loop A necessary (257 kw each).
o C or D pump in Loop B 2) IF adequate cooling can NOT be supplied to a running 7G THEN perform the following:
a) Trip affected D/G.
b) Immediately depress voltage shutdown pushbutton.
c) Refer to ER-D/G.2, ALTERNATE COOLING FOR EMERGENCY D/Gs.
- 3) IF no SW pumps can be operated. THEN perform the following:
a) Trip the reactor b) WHEN all E-O Immediate Actions done. THEN trip BOTH RCPs c) Close letdown isol. AOV-427 d) Close excess letdown.
HCV-123.
e) Go to E-0. REACTOR TRIP OR SAFETY INJECTION
- 4) IF only one SW pump can be operated. THEN refer to AP-SW.2, LOSS OF SERVICE
- WATER.
- b. SW header pressure - GREATER b. Refer to AP-SW.1. SERVICE WATER THAN 40 PSIG IN EACH LOOP LEAK.
EOP: TITLE:
REV: 5 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 6 of 7 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED 4 Restore Normal Electric System Alignment:
- a. Verify all AC bus normal feed a. Perform the following:
breakers - CLOSED
- 1) Refer to AR-L-5 to reset
. Bus 13 safeguards bus overcurrent
. Bus 14 condition.
- Bus 15 '
. Bus 16 2) Restore all non-faulted AC
. Bus 17 busses and MCCs to normal
- Bus 18 power supply (Refer to ER-ELEC.I. RESTORATION OF OFFSITE POWER)
IF normal power to all AC emergency buses can NOT be restored, THEN go to step 5.
- b. Stop any unloaded emergency D/G and place in standby (Refer to T-27.4. DIESEL GENERATOR OPERATION) 5 Restore Equipment Alignment:
PUMP RUNNING IN EACH LOOP o Pump A or B in Loop A o Pump C or D in Loop B
- b. Restore affected bus equipment as desired o MCC G o Intake Heaters o House Heating Boiler o Motor Fire Pump o Canal Sample Pump
EOP: TITLE:
REV: 5 AP-ELEC.17/18 LOSS OF SAFEGUARDS BUS 17/18 PAGE 7 of 7 6 Evaluate MCB Annunciator Status (Refer to AR Procedures)
NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION. for reporting requirements.
7 Verify Emergency AC Bus Return to Step 4 Normal Feed Breakers Closed
. Bus 17
. Bus 18 8 Reset UV relay targets on undervoltage cabinets
. Bus 17
. Bus 18 9 Notify Higher Supervision 10 Return To Procedure Or Guidance In Effect
-END-
EOP: TITLE:
I REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW PAGE 1 of 13 I I ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER c 3 RESPONSIBLO MANAGER EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
A. PURPOSE - This procedure provides the steps necessary to respond to a MFW system malfunction resulting in a decrease in or complete loss of main feedwater, or an uncontrolled increase in main feedwater.
B. ENTRY CONDITIONS/SYMPTOMS
- 2. SYMPTOMS - The symptoms of ABNORMAL MAIN FEEDWATER FLOW are;
- a. Annunciator G-3(5), S/G A(B) LEVEL DEVIATION +/- 7%, lit, or
- b. Annunciator G-19(21), S/G A(B) FLOW MISMATCH, lit, or
- c. Annunciator G-20, ADFCS SYSTEM SWITCH TO MANUAL, lit, or
- d. Annunciator K-18, MAIN FEEDWATER PUMPS TRIPPED, lit, or
- e. Low indicated MFW pump suction flow on 1 pump, or
- f. MFW pump indicates tripped, or
- g. MFW pump discharge valve indicates shut.
ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED 1 Check MFW Flow - LESS THAN Perform the following:
STEAM FLOW
- a. Place affected S/G(s) MFW regulating valve and bypass valve in MANUAL.
- b. Restore S/G level to 52%.
IF S/G level greater than 52% AND can NOT be controlled manually.
THEN perform the following:
- a. Trip the reactor.
- b. WHEN all E-O Immediate Actions done. THEN stop all running MFW pumps.
- c. Close both MFW pump discharge valves.
- d. Go to E-O. REACTOR TRIP OR SAFETY INJECTION.
EOP: TITLE:
REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW PAGE 4 of 13 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDl NOTE: IF power reduction is required the thumb rule for initial boron addition is -2 gal/% load reduction.
2 Check MFW Requirements:
- a. Power - GREATER THAN 50% a. IF power less than 50%. THEN go to Step 3.
- b. Both MFW pumps - RUNNING b. IF power greater than 75%. THEN trip the reactor and go to E-O.
REACTOR TRIP OR SAFETY INJECTION.
IF only one MFW pump has tripped, THEN perform the following:
- 1) Start all 3 AFW pumps and verify flow.
- 2) Place turbine in manual.
- 3) Depress MANUAL CONTROL VALVE LOWER AND MANUAL CONTROL VALVE FAST pushbuttons.
- 4) Ensure control rods inserting to control Tavg at program.
- 5) IF S/G level drops to < 20%
AND feed flow less than steam flow, THEN trip the reactor and go to E-0. REACTOR TRIP OR SAFETY INJECTION.
- 6) WHEN feed flow greater than steam flow. THEN stop load reduction.
- 7) IF a PORV opens during load reduction, THEN ensure PORV closes when PRZR pressure is below 2335 psig.
- 8) Go to Step 4.
IF both MFW pumps have tripped.
THEN ensure reactor trip and go to E-0. REACTOR TRIP OR SAFETY INJECTION.
- c. Go to Step
EOP: TITLE:
REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW PAGE 5 of 13 3 Verify At Least One MFW Pump IF power greater than 35%. THEN
- RUNNING trip the reactor and go to E-0.
REACTOR TRIP OR SAFETY INJECTION.
IF NOT, THEN perform the following:
- a. Start all 3 AFW pumps and verify flow.
- b. IF turbine previously latched, THEN ensure turbine trip and go to AP-TURB.1. TURBINE TRIP WITHOUT RX TRIP REQUIRED OR E-0.
REACTOR TRIP or SAFETY INJECTION.
IF turbine NOT previously latched, THEN perform the following:
- 1) Reduce reactor power to less than 2%.
- 2) Go to Step 11.
4 Verify MFW Pump Suction Perform the following:
Pressure - GREATER THAN 185 PSIG a. Verify standby condensate pump running. if required.
- b. Verify condensate bypass valve open.
- c. Place Hotwell level controller in MANUAL- at 50%.
- d. Place trim valve controller to manual and close trim valves.
- e. If condensate booster pumps have tripped THEN reduce turbine load until MFW pump suction pressure greater than 200 psig AND stable.
EOP: TITLE:
REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW PAGE 6 of 13
, ; .S - -~~
ACTION/EXPECTED RESPONSE STE RESPONSE NOT OBTAINED 5 Verify Adequate MFW Flow: Check MFW regulating valves controlling in AUTO. IF NOT. THEN o A MFW flow - GREATER THAN OR control MFW flow in MANUAL.
EQUAL TO A STEAM FLOW IF MFW flow can NOT be adjusted to o B MFW flow - GREATER THAN OR greater than steam flow. THEN trip EQUAL TO B STEAM FLOW the reactor and go to E-O. REACTOR TRIP OR SAFETY INJECTION.
EOP: TITLE:
REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW PAGE 7 of 13 NOTE: With PRZR pressure controller 431K in manual. PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3) 6 Establish Stable Plant Conditions:
- a. Tavg - TRENDING TO TREF a. IF Tavg greater than Tref, THEN restore Tavg to Tref by one or more of the following:
. Insert control rods
. RCS boration IF Tavg less than Tref, THEN restore Tavg to Tref by one or more of the following:
a Withdraw control rods
. Reduce turbine load
. Dilution of RCS
- b. PRZR pressure - TRENDING TO b. Control PRZR pressure by one of 2235 PSIG IN AUTO the following:
. 431K in manual
. Manual control of PRZR heaters and sprays IF PRZR pressure can NOT be controlled manually, THEN refer to AP-PRZR.1, ABNORMAL PRESSURIZER PRESSURE.
- c. PRZR level - TRENDING TO PROGRAM c. Perform the following:
IN AUTO CONTROL
- 1) Place affected charging pump(s) in MANUAL
- 2) Adjust charging pump speed to restore PRZR level to program.
IF PRZR level can NOT be controlled manually. THEN refer to AP-RCS.1, REACTOR COOLANT LEAK.
This Step continued on the next page.
. EOP: TITLE:
. REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW
. PAGE 8 of 13 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDl (Step 6 continued from previous page)
- d. MFW regulating valves - d. Perform the following:
RESTORING S/G LEVEL TO 52% IN AUTO 1) Place affected S/G(s) MFW regulating valve in MANUAL.
- 2) Restore SIG level to 52%.
- e. Rod insertion limit alarms - e. Borate and withdraw control rods EXTINGUISHED to clear insertion limit alarms (refer to affected rod bank alarm response procedures if necessary).
7 Check Status Of MFW System:
- a. Check MFW pump suction pressure: a. Return to Step 4.
o Pressure - GREATER THAN 200 PSIG o Pressure - STABLE
- b. Automatic feedwater control - b. Continue with Step 8. WHEN AVAILABLE malfunction identified, THEN do Step 7c.
- c. Restore feedwater control system to AUTO if desired
. EOP: TITLE:
REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW I. .PAGE 9 of 13 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINEDl 8 Check Status Of Condensate System:
- a. Check condensate bypass valve - a. Perform the following:
CLOSED, IN AUTO
- 1) Close condensate bypass valve-AND place in AUTO.
- 2) Verify MFW pump suction pressure remains greater than 200 psig.
IF NOT, THEN manually open condensate bypass valve.
- b. Verify hotwell level - AT b. Slowly restore hotwell level to SETPOINT setpoint.
- c. Place hotwell level controller in AUTO
- d. Check condensate pump - ONLY 2 d. Stop one condensate pump.
PUMPS RUNNING (Refer to T-5F. STARTING OR STOPPING THE CONDENSATE PUMPS)
- e. Verify trim valves in AUTO e. Adjust trim valve controller to 300 to 375 psig (PI-2043) and place controller in AUTO.
EOP: TITLE:
REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW PAGE 10 of 13 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 9 Establish Control Systems In Auto
- a. Verify 431K in AUTO a. Place 431K in AUTO. if desired.
- b. Verify PRZR spray valves in AUTO b. Place PRZR spray valves in AUTO.
if desired.
- c. Verify PRZR Heaters restored: c. Restore PRZR heater, if desired.
o PRZR proportional heater breaker - CLOSED o PRZR backup heater breaker -
RESET/IN AUTO
- d. Verify one charging pump in AUTO d. Place one charging pump in AUTO, if desired.
- f. Restore EH controls
- 1) Place in OP PAN, IMP OUT
- 2) Place load rate thumbwheel to 10%/hr
- 3) Match setter and reference
- g. Verify steam dump controller.
HC-484, in AUTO at 1005 psig
- h. Verify annunciator G-15, STEAM h. WHEN Tavg within 5F of Tref, DUMP ARMED - EXTINGUISHED THEN perform the following:
- 1) Ensure steam dump valves closed.
- 2) Reset steam dump.
- i. Verify Rods-in AUTO i. Place Rods in AUTO, if desired.
EOP: TITLE:
. [w: TITLE: REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW I. PAGE 11 of 13 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED 10 Restore AFW System To Auto Standby:
- a. Verify MFW regulating valves - a. IF level low, THEN return to RESTORING S/G LEVEL TO 52% IN Step 5. WHEN S/G levels return AUTO to 52%. THEN do Steps 10b through g.
- b. Close TDAFW pump steam supply valves
. MOV-3504A
. MOV-3505A
- c. Direct AO to locally isolate S/G blowdowns. (Refer to T-14N.
BLOWDOWN SYSTEM FLOW CHANGES)
- e. Open AFW pump discharge valves
. MOV-4007
. MOV-4008
. MOV-3996
- f. Open TDAFW pump flow control valves
- AOV-4297
. AOV-4298
- g. Direct AO to locally restore S/G blowdowns to desired flow rate.
(Refer to T-14N. BLOWDOWN SYSTEM FLOW CHANGES)
- h. Go to Step 12
EOP: TITLE:
REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW PAGE 12 of 13 11 Establish Stable Plant Conditions:
- a. Verify reactor power - LESS THAN a. Adjust control rods to CONTROL 2% reactor power BETWEEN 1% AND 2%.
- b. Adjust MDAFW pumps flow to restore S/G level to 52%.
- c. PRZR pressure - TRENDING TO c. Control PRZR pressure by one of 2235 PSIG IN AUTO the following:
- 431K in manual
. Manual control of PRZR heaters and sprays IF PRZR pressure can NOT be controlled manually, THEN refer to AP-PRZR.1. ABNORMAL PRESSURIZER PRESSURE.
- d. PRZR level - TRENDING TO PROGRAM d. Perform the following:
IN AUTO CONTROL
- 1) Place affected charging pump(s) in MANUAL
- 2) Adjust charging pump speed to restore PRZR level to program.
IF PRZR level can NOT be controlled manually, THEN refer to AP-RCS.1, REACTOR COOLANT LEAK.
- e. Rod insertion limit alarms - e. IF the reactor is to remain EXTINGUISHED critical. THEN borate and withdraw control rods to clear insertion limit alarms (refer to affected rod bank alarm response procedures if necessary).
- f. Tavg - STABLE AT APPROXIMATELY f. Verify proper operation of steam 547°F dump OR manually control steam dump as necessary.
EOP: TITLE:
REV: 15 AP-FW.1 ABNORMAL MAIN FEEDWATER FLOW PAGE 13 of 13 12 Evaluate MCB Annunciator Status (Refer to AR procedures) 13 Check If PRZR Boron Should Be Mixed
- a. Boration performed for load a. Go to Step 14.
reduction
- b. Place PRZR backup heaters switch to ON NOTE: Refer to 0-9.3, NRC IMMEDIATE NOTIFICATION, for reporting requirements.
14 Notify Higher Supervision 15 Return To Procedure Or Guidance In Effect
-END-
ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER RESPONSIBLE AGER EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
EOP: TITLE:
REV: 14 NP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE PAGE 2 of 11 A. PURPOSE - This procedure provides the actions necessary to mitigate the consequences of abnormal PRZR pressure.
B. ENTRY CONDITIONS/SYMPTOMS
- 1. ENTRY CONDITIONS - This procedure is entered from:
- a. Any of several APs, when PRZR pressure can not be controlled.
- 2. SYMPTOMS - The symptoms of ABNORMAL PRZR PRESSURE are;
- a. Annunciator F-19, PRZR PORV OUTLET HI TEMP 145 0 F, lit, or
- b. Annunciator F-18, PRZR SAFETY VLV OUTLET HI TEMP 145 0 F, lit, or
- c. Annunciator AA-13, PRESSURIZER SAFETY VALVE POSITION, lit, or
- d. Annunciator F-1, PRT LIQUID HI TEMP 220 0 F, lit, or
- e. Annunciator F-9, PRT HI PRESS 5 PSI, lit, or
- f. Annunciator F-17, PRT LEVEL 60.8 % 84.5, lit, or
- g. Annunciator F-2, PRESSURIZER HI PRESS 2310 PSI, lit, or
- h. Annunciator F-10, PRESSURIZER LO PRESS 2205 PSI, lit, or
- i. Annunciator F-6, PRESSURIZER HEATER BREAKER TRIP, lit.
- j. Annunciator F-26, PRESSURIZER HI PRESS CHANNEL ALERT 2377 PSI.
i"EOP: TITLE:
REV: 14 AP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE b . -. PAGE 3 of 11 NOTE: o Actual PRZR pressure should be verified by more than 1 indicator.
o Refer to ITS section 3.4.1.
1 Check PRZR Pressure: IF one pressure channel deviates significantly from the other 3.
o All 4 narrow range channels - THEN perform the following:
APPROXIMATELY EQUAL
- a. IF the controlling PRZR pressure o All 4 narrow range channels - channel has failed. THEN place TRENDING TOGETHER controller. 431K. in MANUAL and adjust output to restore PRZR pressure.
- b. Refer to ER-INST.1, REACTOR PROTECTION BISTABLE DEFEAT AFTER INSTRUMENTATION LOOP FAILURE.
2 Check Reactor Power - STABLE IF the abnormal PRZR pressure is a result of a power transient. THEN evaluate conditions and go to the appropriate plant procedure.
3 Check PRZR Pressure:
- a. Pressure - LESS THAN 2235 PSIG a. Go to Step 12.
- b. Pressure - GREATER THAN 2000 PSIG b. IF pressure decreasing uncontrollably. THEN trip the reactor and go to E-O. REACTOR TRIP OR SAFETY INJECTION.
TITLE:
LOP:
EOP: TITLE:
REV: 14 AP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE
. ;-l. . . ~~~~~~~~~~PAGE 4 of SThe ACTION/EXPECTED RESPONSER 4 Check PRZR Heater Status:
- a. PRZR proportional heater breaker a. Place PRZR proportional heaters
- CLOSED switch to TRIP to reset, then place switch to CLOSE and let return to AUTO.
- b. PRZR heater backup group - ON b. IF PRZR pressure less than 2220 psig, THEN energize PRZR backup heaters.
IF PRZR backup heater breaker has tripped. THEN perform the following:
- 1) Place the breaker switch to OFF to reset breaker.
- 2) Place the breaker switch to ON to energize heaters.
- 3) Verify load increase on Bus 16.
5 Verify Normal PRZR Spray Place controllers in MANUAL at 0%
Valves - CLOSED demand. IF valves can NOT be closed. THEN perform the following:
a AOV-431A
. AOV-431B a. Trip the reactor.
- b. WHEN all E-0 Immediate Actions done. THEN trip the associated RCP.
. AOV-431A, RCP A
. AOV-431B. RCP B
- c. Go to E-0. REACTOR TRIP OR SAFETY INJECTION.
~
ACTION/EXPECTED ~ ~ ~ NO OBTAINNSE NOTE: With PRZR pressure controller 431K in manual, PORV-431C will not operate in the automatic mode (refer to TR 3.4.3).
6 Check PRZR Pressure Place 431K in MANUAL and decrease Controller, 431K, Demand - output to restore PRZR pressure to LESS THAN 50% 2235 psig.
7 Check PRZR PORVs:
IF any valve can NOT be closed.
THEN manually close the associated block valve.
- MOV-516 for PCV-430
. MOV-515 for PCV-431C
- b. Annunciator F-19, PRZR PORV b. IF PORV leakage is indicated, OUTLET HI TEMP 145°F - THEN perform the following:
EXTINGUISHED
- 1) Close PORV block valves one at a time AND check if pressure stabilizes.
a MOV-515 a MOV-516
- 2) IF a leaking PRZR PORV is identified, THEN open any nonleaking PORV block valve AND go to Step 8.
- c. Go to Step 9
TITLE:
EOP:
.EOP: TITLE:
REV: 14 AP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE
. .~~~~~~~ PAGE 6 of 11
_STEP _ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 8 Attempt To Reseat Any Leaking PORV:
- CLOSED valve.
- MOV-516 for PCV-430
. MOV-515 for PCV-431C
- b. Cycle the leaking PORV open then closed
- c. Open affected PORV block valve
- d. Verify leakage has stopped d. IF leakage continues. THEN perform the following:
- 1) Reclose leaking PORV block valve.
- e. Go to Step 11 9 Check PRZR Safety Valves: IF safety valve leakage indicated.
THEN perform the following:
o Position indicator - LESS THAN 0.1 INCH a. Verify leakage within limits of ITS section 3.4.13.
o Annunciator F-18, PRZR SAFETY VLV OUTLET HI TEMP 145°F - b. Go to Step 16.
EXTINGUISHED o Annunciator AA-13, PRESSURIZER SAFETY VALVE POSITION -
EXTINGUISHED
EOP: TITLE:
REV: 14 AP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE PAGE 7 of 11 ACTION/EXPECTED RESPONSE RESPONSE-NOT OBTAINED 10 Check AUX Spray Valve, Manually close valve. IF valve can AOV-296 - CLOSED NOT be closed, THEN perform the following:
- a. Close letdown isolation. AOV-427.
- b. Close letdown orifice valves (AOV-200A. AOV-200B and AOV-202).
- c. Close letdown isolation. AOV-371.
- d. Close charging flow control valve. HCV-142, WHILE adjusting charging pump speed to maintain:
. RCP labyrinth seal D/P between 15 inches and 80 inches
. PRZR level at program
- e. Close charging to loop B cold leg, AOV-294.
- f. Establish excess letdown.
(Refer to ATT-9.1. ATTACHMENT EXCESS L/D) 11 Check PRZR Pressure Control Restored:
- a. Pressure - TRENDING TO 2235 PSIG a. IF pressure continues to decrease, THEN return to Step 1.
- b. Go to Step 16
EOP: TITLE:
RIEV: 14 AP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE P 8Eo11
. ~~~~~~~~~~~~PAGE 8 of 11 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED 12 Check PRZR Backup Heaters - Verify PRZR backup heater switch in OFF AUTO, AND ensure proper operation.
NOTE: With PRZR pressure controller 431K in manual, PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3) 13 Check PRZR Pressure Place 431K in MANUAL AND adjust Controller, 431K, Demand - output to reduce PRZR pressure to INCREASING 2235 psig.
EOP: TITLE:
REV: 14 AP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE PAGE 9 of 11 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED NOTE: The AT between the REGEN Hx charging outlet and the PRZR shall NOT exceed 320°F.
14 Establish PRZR Spray
- a. Check RCPs - BOTH RUNNING a. Perform the following:
- 1) Place PRZR spray valve associated with any non-running RCP in MANUAL with demand at 0%.
- PCV-431A, RCP A
- PCV-431B. RCP B
- 2) IF any RCP running, THEN go to Step 14b.
- 3) IF NO RCP running. AND letdown in service. THEN perform the following as necessary to restore PRZR pressure to 2235 psig:
a) Open AUX spray valve.
AOV-296.
b) Close normal charging valve, AOV-294.
c) Go to Step 15.
- b. Check PRZR Spray Valves - b. Place PRZR spray valve OPENING AS REQUIRED controllers in MANUAL and open as required to restore pressure
- AOV-431A to 2235 psig.
- AOV-431B IF PRZR spray valves will not open. AND letdown is in service.
THEN perform the following as necessary to restore PRZR pressure to 2235 psig:
- 1) Open Aux spray valve. AOV-296.
- 2) Close normal charging valve.
AOV-294.
EOP: TITLE:
REV: 14 AP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE
. ~~~~~~~~~PAGE 10 of 11 STEP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINED 15 Check PRZR Pressure - IF PRZR pressure continues to TRENDING TO 2235 PSIG increase uncontrollably, THEN trip the reactor and go to E-0. REACTOR TRIP OR SAFETY INJECTION.
16 Check PRT Indications:
- a. Level - BETWEEN 61% AND 84% a. Drain PRT to RCDT using PRT drain valve. AOV-526 until PRT level is between 61% AND 84%.
- b. Pressure - APPROXIMATELY b. Open PRT vent. AOV-527 until PRT 1.5 PSIG AND STABLE pressure is approximately 1.5 psig. IF PRT pressure will NOT decrease. THEN open PRT drain valve. AOV-526. to reduce pressure until PRT pressure is approximately 1.5 psig.
TEMPERATURE AND STABLE perform the following:
- 1) Start a RMW pump.
- 2) Verify RMW to CNMT isolation valve, AOV-508, open.
AOV-548. and PRT drain valve.
AOV-526 to reduce PRT temperature to CNMT ambient temperature.
EOP: TITLE:
REV: 14 AP-PRZR.1 ABNORMAL PRESSURIZER PRESSURE PAGE 11 of 11.
ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED 17 Establish PRZR Pressure Control In Auto:
- a. Verify 431K in AUTO a. Place 431K in AUTO, if desired.
- b. Verify PRZR spray valves in AUTO b. Place PRZR spray valve in AUTO, if desired.
- c. Verify PRZR heaters restored: c. Restore PRZR heaters, if desired.
o PRZR proportional heaters breaker - CLOSED o PRZR backup heaters breaker -
RESET. IN AUTO 18 Evaluate MCB Annunciator Status (Refer to AR Procedures)
NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION, for reporting requirements.
19 Notify Higher Supervision 20 Notify Reactor Engineer for Transient Monitoring Program
-END-
AP-PRZR.1 APPENDIX LIST TITLE
- 1) ATTACHMENT EXCESS L/D (ATT-9. 1)
A
EOP: TITLE:
REV: 15 AP-RCP.1 RCP SEAL MALFUNCTION PAGE 1 of 11 ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER 05 RESPONSIBL NAGER EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
A. PURPOSE - This procedure provides the instructions necessary to diagnose and to respond to a reactor coolant pump seal malfunction.
B. ENTRY CONDITIONS/SYMPTOMS
- 1. ENTRY CONDITIONS - This procedure is entered from:
- a. E-3, STEAM GENERATOR TUBE RUPTURE, or
- e. ECA-2.1, UNCONTROLLED DEPRESSURIZATION OF BOTH STEAM GENERATORS, or
- f. ECA-3.1, SGTR WITH LOSS OF REACTOR COOLANT-SUBCOOLED RECOVERY DESIRED, or
- g. ECA-3.2, SGTR WITH LOSS OF REACTOR COOLANT-SATURATED RECOVERY DESIRED, or
- h. ECA-3.3, SGTR WITHOUT PRESSURIZER PRESSURE CONTROL, or
- i. FR-I.1, RESPONSE TO HIGH PRESSURIZER LEVEL, when RCP seal malfunction is indicated.
- 2. SYMPTOMS - The symptoms of RCP SEAL MALFUNCTION are;
- a. Annunciator B-17(18), RCP A(B) No.1 SEAL HI-LO FLOW 5.0 GPM 1.0 , lit, or
- b. Annunciator B-9(10), RCP A(B) LABYR SEAL LO DIFF PRESS 15" H20, lit, or
- c. Annunciator B-3(4), RCP A(B) STAND PIPE HI LEVEL + 1 FT, lit, or Continued on next page
EOP: TITLE:
REV: 15 AP-RCP.1 RCP SEAL MALFUNCTION PAGE 3 of 11
- 2. SYMPTOMS (cont)
- d. Annunciator B-11(12), RCP A(B) STAND PIPE LO LEVEL -4 FT, lit, or
- e. Annunciator B-25(26), RCP A(B) No. 1 SEAL LO DIFF PRESS 220 PSID, lit, or
- f. Annunciator B-1(2), RCP A(B) No. 1 SEAL OUT HI TEMP 200°F, lit, or,
- g. Annunciator A-7(15), RCP A(B) CCW RETURN HIGH TEMP OR LOW FLOW, lit.
EOP: TITLE:
REV: 15 AP-RCP.1 RCP SEAL MALFUNCTION PAGE 4 of 11 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINEDl CAUTION IF ANY RCP IS SECURED BECAUSE OF A SEAL MALFUNCTION. IT SHOULD NOT BE RESTARTED UNTIL THE CAUSE OF THE MALFUNCTION HAS BEEN DETERMINED AND CORRECTED.
NOTE: o If a Reactor trip is initiated while performing Step 1. transition to E-0 should occur while completing subsequent actions of the step.
o #2 Seal leak rate is total RCDT leak rate minus any known in-leakage to RCDT from another source.
o Total #1 Seal Flow is defined for each RCP as the sum of indicated
- 1 Seal Leakoff Flow and #2 seal leak rate to RCDT (PPCS Point ID L1003, 3.2 gal/% in the normal operating range).
1 Check Total #1 Seal Flow - IF a #1 Seal Failure is verified by LESS THAN 8.0 GPM FOR EACH RCP a decrease in Labyr Seal Diff Pressure OR increasing Seal Inlet/Outlet temps. THEN perform the following:
- a. IF reactor trip breakers closed.
THEN trip the reactor.
- b. WHEN all E-O Immediate Actions done, THEN trip the affected RCP(s).
- c. Allow 4 minutes for pump coast down. THEN close affected RCP(s) seal disch valve.
- RCP A. AOV-270A
. RCP B. AOV-270B
- d. IF reactor trip was NOT required. THEN perform the following:
- 1) Initiate SDM verification per 0-3.1.
- 2) Go to step 4.
[EOP: TITLE:
REV: 15 AP-RCP.1 RCP SEAL MALFUNCTION
. PAGE 5 of 11 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED 2 Check RCP Seal Return Valve Alignment:
- a. RCP seal return isolation valve, a. Perform the following:
MOV-313 - OPEN
- 1) Ensure CI reset.
- 2) Ensure both trains of XY relays for RCP seal return isolation valve. MOV-313.
reset.
- 3) Open RCP seal return isolation valve, MOV-313.
IF MOV-313 can NOT be opened.
THEN dispatch AO to AUX BLDG with RWST area key to check valve and breaker locally (breaker MCC C position 13J).
- b. Verify RCP seal disch valves - b. Manually open valves. IF valves OPEN can NOT be opened. THEN verify IA aligned to CNMT and go to
. RCP A. AOV-270A Step 3.
. RCP B. AOV-270B
EOP: TITLE:
REV: 15 AP-RCP.1 RCP SEAL MALFUNCTION PAGE 6 of 11 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: o If a reactor trip is initiated while performing Step 3. transition to E-0 should occur while completing subsequent actions of the step.
o The lower limit of 0.8 GPM limit for total #1 seal flow applies when the RCS is at normal operating pressure. Refer to FIG-4.0.
FIGURE RCP SEAL LEAKOFF and consult plant staff for guidance if the RCS is at reduced pressure.
3 Check RCP Seal Return Flow:
- a. Total #1 Seal Flow - BETWEEN a. IF #1 Seal Inlet and Outlet 0.8 GPM AND 6.0 GPM FOR EACH RCP temperatures are increasing in an uncontrolled manner, THEN perform the following:
- 1) IF reactor trip breakers closed, THEN trip the reactor.
- 2) WHEN all E-0 Immediate Actions done. THEN trip the affected RCP(s).
- 3) Allow 4 minutes for pump coast down, THEN close affected RCP(s) seal disch valve.
. RCP A. AOV-270A
. RCP B. AOV-270B
- 4) IF reactor trip was NOT required, THEN initiate SDM verification per 0-3.1.
IF #1 Seal Inlet and Outlet temperatures are NOT increasing in an uncontrolled manner, THEN go to Step 4.
- b. Go to Step 5.
EOP: TITLE:
REV: 15 AP-RCP.1 RCP SEAL MALFUNCTION PAGE 7 of 11 ACTION/EXPECTED RESPONSE STEP RESPONSE NOT OBTAINED 4 Determine RCP Shutdown Requirements:
- a. Each RCP Total #1 seal flow - a. Perform the following while 2 0.8 GPM continuing with this procedure:
- 1) IF Seal Inlet/Outlet temperatures begin to increase in an uncontrolled manner, THEN return to 1.
- 2) Prepare for orderly pump shutdown by placing the plant in Hot Shutdown using 0-2.1.
NORMAL SHUTDOWN TO HOT SHUTDOWN.
- 3) IF Total #1 seal flow increases to 0.8 GPM. THEN pump shutdown is NOT required. Stop the load reduction AND return to Step 1.
- 4) Secure the affected RCP within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.
- b. Each RGP Total # 1 seal flow - b. Perform the following while 6.0 gpm continuing with this procedure:
- 1) IF total #1 Seal flow from any RCP greater than 6.0 gpm.
THEN maintain seal injection flow rate of 9.0 GPM or greater to the affected RCP.
- 2) IF total #1 Seal flow from any RCP exceeds 8.0 GPM OR Seal Inlet/Outlet temperatures begin to increase in an uncontrolled manner'. THEN return to Step 1.
- 3) Prepare for orderly pump shutdown by placing the plant in Hot Shutdown using 0-2.1.
NORMAL SHUTDOWN TO HOT SHUTDOWN.
- 4) Secure the affected RCP within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.
EOP: TITLE:
REV: 15 AP-RCP.1 RCP SEAL MALFUNCTION PAGE 8 of 11 NOTE: ATT-15.1. ATTACHMENT RCP DIAGNOSTICS may be used to aid in diagnosis. I 5 Check RCP Cooling: Perform the following:
o Annunciator A-7, RCP A CCW a. Verify RCP CCW supply and return RETURN HIGH TEMP OR LOW FLOW - valves open.
EXTINGUISHED
. RCP A. MOV-749A and MOV-759A o Annunciatbr A-15. RCP B CCW . RCP B. MOV-749B and MOV-759B RETURN HIGH TEMP OR LOW FLOW -
EXTINGUISHED b. Ensure open CCW outlet valves from RCP thermal barriers.
. RCP A, AOV-754A
. RCP B, AOV-754B 6 Check RCP #2 Seal Indications: IF affected RCP #1 seal leakoff flow decreasing. THEN failure of #2 o Annunciator B-3. RCP A STANDPIPE seal may be indicated.
HI LEVEL +1 FT - EXTINGUISHED Check RCP #2 seal leak rate to RCDT o Annunciator B-4. RCP B STANDPIPE (PPCS Point ID L1003, 3.2 gal/% in HI LEVEL +1 FT - EXTINGUISHED the normal operating range).
- a. IF RCP #2 seal leak rate to RCDT is 1.1 gpm. THEN continue plant operation while closely monitoring RCP seal indications.
- 1) Prepare for orderly pump shutdown by placing the plant in Hot Shutdown using 0-2.1.
NORMAL SHUTDOWN TO HOT SHUTDOWN.
- 2) Secure the affected RCP within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.
EOP: TITLE:
REV: 15 AP-RCP.1 RCP SEAL MALFUNCTION PAGE 9 of 11
_STEP _ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINEDl
- a * * * *
- a * * * * * * * * * * * * * * * * * * *
- a * * * * * * * * * * *
- CAUTION REDUCING CHARGING FLOW WILL RESULT IN INCREASING REGEN HX OUTLET TEMPERATURE.
- a * * * * * * *
- a * * *
- a *
- a * *
- a * * * *
- a * * * * * * * * * * *
- 7 Check RCP Labyrinth Seal D/Ps Perform the following:
- GREATER THAN 15 INCHES OF WATER a. Ensure open CCW outlet valves from RCP thermal barriers.
. RCP A. AOV-754A
. RCP B. AOV-754B
- b. Verify seal injection flow greater than 5 GPM for affected RCP.
- c. Adjust HCV-142 to obtain at least 15 inches labyrinth seal
,&P.
- d. Dispatch AO to check seal injection filter D/P.
- e. Check CCW surge tank level stable. IF level increasing.
THEN go to AP-CCW.1. LEAKAGE INTO THE COMPONENT COOLING LOOP.
8 Check RCP #3 Seal Indications: Check CNMT radiation monitors normal.
o Annunciator B-li. RCP A STAND PIPE LO LEVEL -4FT - EXTINGUISHED
- R-11
. R-12 o Annunciator B-12. RCP B STAND PIPE LO LEVEL -4FT - EXTINGUISHED IF RCP standpipe level low and CNMT radiation increasing. THEN # 3 seal leakage increase is probable.
Continue plant operation while closely monitoring RCP seal indications.
EEOP: TITLE: REV: 15 AP-RCP.1 RCP SEAL MALFUNCTION
. PAGE 10 of 11 STP ACTION/EXPECTED RESPONSE l[RESPONSE NOT OBTAINEDl NOTE: In the absence of other seal failure indications, an elevated #1 seal outlet temperature may indicate pump bearing damage.
- 9 Monitor RCP Seal Conditions:
- a. RCP total #1 seal flow for each a. IF affected RCP running. THEN RCP return to Step 1. IF NOT, THEN perform the following:
o Total #1 seal flow - LESS THAN 6.0 GPM 1) Monitor affected RCP (Refer to ATT-15.1, ATTACHMENT RCP o Total #1 seal flow - GREATER DIAGNOSTICS).
THAN 0.8 GPM
- 2) Consult Plant Staff to determine if cooldown required.
- b. RCP #1 Seal Leakoff Flow - b. Perform the following:
WITHIN THE NORMAL OPERATING RANGE OF FIG-4.0. FIGURE RCP o Ensure seal injection flow SEAL LEAKOFF exceeds #1 seal leakoff flow.
o Refer to S-2.1. Reactor Coolant Pump Operation.
o Consult plant staff for further instructions.
- c. RCP #1 seal outlet temperatures c. IF pump bearing damage is
- LESS THAN 2150 AND STABLE suspected. THEN notify plant staff and expedite shutdown of the affected RCP. IF NOT, THEN return to Step 1.
- d. RCS leakage - NORMAL (Refer to d. Perform the following:
leakage surveillance sheet)
- 1) Calculate RCS leakrate.
- 2) Refer to ITS section 3.4.13.
EOP: TITLE:
REV: 15 AP-RCP.1 RCP SEAL MALFUNCTION PAGE 11 of 11 STEP ACTION/EXPECTED RESPONSEREPNEOTBAID 10 Evaluate MCB Annunciator Status (Refer to AR Procedures)
NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION, for reporting requirements.
11 Notify Higher Supervision
-END-
IEOP: TITLE:
. AP-RCP.1 RCP SEAL MALFUNCTION REV: 15 PAGE 1 of 1 AP-RCP.1 APPENDIX LIST TITLE
- 1) FIGURE RCP SEAL LEAKOFF (FIG-4.0)
- 2) ATTACHMENT RCP DIAGNOSTICS (ATT-15.1)
ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER C?3 RESPONSIBL AGER EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
A. PURPOSE - This procedure provides the necessary instructions to respond to a service water system leak.
B. ENTRY CONDITIONS/SYMPTOMS
- 1. SYMPTOMS - The symptoms of SERVICE WATER LEAK are:
- a. Service water header pressure low alarms on computer, or
- c. Unexplained increase in the waste hold-up tank, or
- d. Visual observation of a SW leak, or
- e. Annunciator C-2, CONTAINMENT RECIRC CLRS WATER OUTLET HI TEMP 217°F, lit, or
- f. Annunciator C-10, CONTAINMENT RECIRC CLRS WATER OUTLET LO FLOW 1050 GPM, lit, or
- g. Annunciator E-31, CONTAINMENT RECIRC FAN CONDENSATE HI-HI LEVEL alarm, exhibits an unexplained increase in frequency, or
- h. Annunciator H-6, CCW SERVICE WATER LO FLOW 1000 GPM, lit.
EOP: TITLE:
REV: 18 AP-SW.1 SERVICE WATER LEAK PAGE 3 of 12 ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED 1 Verify 480V AC Emergency Ensure associated DIG(s) running Busses 17 and 18 - ENERGIZED and attempt to manually load busses 17 and/or 18 onto the D/G(s) if necessary.
IF neither bus 17 nor bus 18 can be energized. THEN go to ECA-0.0. LOSS OF ALL AC POWER.
IF either bus 17 OR bus 18 is deenergized. THEN refer to AP-ELEC.17/18. LOSS OF SAFEGUARDS BUS 17/18.
EOP: TITLE:
REV: 18 AP-SW.1 SERVICE WATER LEAK PAGE 4 of 12 ACT ION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 2 Verify At Least One SW Pump Perform the following:
Running In Each Loop:
- a. Manually start SW pumps as
. A or B pump in loop A necessary (257 kw each).
- C or D pump in loop B
- b. IF adequate cooling can NOT be supplied to a running D/G. THEN perform the following:
- 1) Trip affected D/G
- 2) Immediately depress voltage shutdown pushbutton
- 3) Refer to ER-D/G.2. ALTERNATE COOLING FOR EMERGENCY D/Gs
- c. IF no SW pumps can be operated, THEN perform the following:
- 1) Trip the reactor
- 2) WHEN all E-O Immediate Actions done. THEN trip BOTH RCPs
- 3) Close letdown isol, AOV-427
- 4) Close excess letdown. HCV-123.
- 5) Go to E-O. REACTOR TRIP OR SAFETY INJECTION
- d. IF only one SW pump can be operated..THEN refer to AP-SW.2.
LOSS OF SERVICE WATER.
EOP: TITLE:
REV: 18 AP-SW.1 SERVICE WATER LEAK PAGE 5 of 12 NOTE: Abnormally low pressure in either SW loop may indicate that the idle pump check valve is open. This may be corrected by restarting or isolating the idle pump.
3 Check SW System Status: -
- a. Check SW loop header pressures: a. IF three SW pumps operating and either loop pressure less than o Pressure in both loops - 40 psig. THEN trip the reactor APPROXIMATELY EQUAL and go to E-0. REACTOR TRIP OR SAFETY INJECTION.
o PPCS SW low pressure alarm status - NOT LOW IF only two SW pumps operating and either loop pressure less
. PPCS point ID P2160 than 45 psig. THEN start one
. PPCS point ID P2161 additional SW pump (257 kw each pump).
o Pressure in both loops -
STABLE OR INCREASING
- b. Check SW loop header pressures - b. IF either SW loop pressure is GREATER THAN 55 PSIG less than 55 PSIG with three SW pumps running AND cause can NOT be corrected, THEN initiate a controlled shutdown while continuing with this procedure (Refer to AP-TURB.5, RAPID LOAD REDUCTION).
ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED NOTE: o If SW is lost to any safeguards equipment, the affected component should be declared inoperable and appropriate actions taken as required by ITS. Section 3.
o CNMT sump A level of 10 feet is approximately 6 feet 6 inches below the bottom of the reactor vessel.
4 Check For SW Leakage In CNMT:
o Sump A level - INCREASING
-OR-o Sump A pump start frequency -
INCREASING (Refer to RCS Daily Leakage Log)
- b. Evaluate Sump A conditions: b. Plant shutdown should be considered, consult plant staff.
- 1) Verify Leakage within capacity of one Sump A pump (50 gpm)
- 2) Check Sump A level - LESS THAN 10 FEET
EOP: TITLE:
REV: 18 AP-SW.1 SERVICE WATER LEAK il, . : ' PAGE 7 of 12 NOTE: o One Reactor Compartment cooling fan should be running whenever RCS temperature is greater than 135°F.
o CNMT recirc fan condensate collector level indicators may be helpful in identifying a leaking fan cooler.
5 Check CNMT fan indications: Dispatch AO with locked valve key to perform ATT-2.3. ATTACHMENT SW o CNMT recirc fan collector dump LOADS IN CNMT to determine leak frequency - NORMAL (Refer to RCS location. WHEN CNMT SW leak Daily Leakage Log) location identified. THEN go to Step 9.
APPROXIMATELY EQUAL (INTER BLDG basement by IBELIP) o Reactor compartment cooler SW outlet pressures - APPROXIMATELY EQUAL (INTER BLDG SAMPLE HOOD AREA)
- Cooler A - PI 2232
- Cooler B - PI 2141
EOP: TITLE:
REV: 18 AP-SW.1 SERVICE WATER LEAK PAGE 8 of 12 6 Dispatch AO To Screenhouse To Perform The Following:
- a. Verify idle SW pump check valve a. Notify Control Room of any closed indication of check valve failure.
o Idle pump shaft stopped o Idle pump discharge pressure
- ZERO (unisolate and check local pressure indicator)
- b. Investigate for SW leak in b. Perform the following:
Screenhouse - NO EXCESSIVE LEAKAGE INDICATED 1) Identify leak location.
IF increase in leakage from underground header indicated.
THEN isolation of header should be considered (Refer to ATT-2.2. ATTACHMENT SW ISOLATION)
- 2) Notify Control Room of leak location.
NOTE: Refer to ATT-2.2. ATTACHMENT SW ISOLATION for a list of the major non-safeguards loads supplied by each service water header.
7 Check Indications For Leak Dispatch AO to the specific area to Location: investigate for leakage.
o AUX BLDG sump pump start frequency - NORMAL (Refer to RCS Daily Leakage Log) o Annunciator L-9. AUX BLDG SUMP HI LEVEL - EXTINGUISHED o Annunciator L-17. INTER BLDG SUMP HI LEVEL - EXTINGUISHED
8 Dispatch AO To Locally Investigate For SW Leakage And To Monitor Operating Equipment
. Turbine BLDG
- SAFW pump room NOTE: If SW is lost to either D/G, refer to ER-D/G.2, ALTERNATE COOLING FOR EMERGENCY D/Gs. if cooling is required.
9 Evaluate SW Leak Concerns
- a. Check SW pump status - AT LEAST a. IF either SW header pressure THREE PUMPS RUNNING less than 45 psig, THEN start third SW pump.
BOTH LOOPS GREATER THAN 45 PSIG
- 2) IF plant at power. THEN initiate a controlled shutdown (Refer to AP-TURB.5, RAPID LOAD REDUCTION).
- 3) Go to Step 10.
- c. Verify leak location - IDENTIFIED c. Return to Step 3.
- d. Verify plant operating at power d. Verify SW system conditions appropriate for plant mode (Refer to ITS Section 3.7.8) and go to Step 10.
- e. Leak isolation at power - e. IF plant shutdown required. THEN ACCEPTABLE refer to 0-2.1, NORMAL SHUTDOWN TO HOT SHUTDOWN or AP-TURB.5, RAPID LOAD REDUCTION.
EOP: TITLE:
REV: 18 AP-SW.1 SERVICE WATER LEAK PAGE 10 of 12 10 Dispatch AO(s) To Locally Isolate SW Leak As Necessary
EOP: TITLE:
REV: 18 AP-SW.1 SERVICE WATER LEAK PAGE 11 of 12 ACTION/EXPECTED RESPONSE STEP RESPONSE-NOT OBTAINED 11 Verify SW Leak Isolated
- a. Monitor SW System Operation a. IF SW leak can NOT be isolated within the affected loop. THEN o SW loop header pressure - stop SW pumps in the affected RESTORED TO PRE-EVENT VALUE loop.
Archive PPCS point ID loop A P2160 OR loop B P2161) o Both SW loop header pressures
- STABLE
- b. Verify At Least One SW Pump b. Perform the following:
Running In Each Loop:
- 1) Ensure two SW pumps running
. A or B pump in loop A (257 kw each).
. C or D pump in loop B
- 2) IF adequate cooling can NOT be supplied to a runningD7lc.
THEN perform the following:
a) Trip affected D/G b) Immediately depress voltage shutdown pushbutton c) Refer to ER-D/G.2, ALTERNATE COOLING FOR EMERGENCY D/Gs.
- 3) IF no SW pumps can be operated, THEN perform the following:
a) Trip the reactor b) WHEN all E-0 Immediate Actions done, THEN trip BOTH RCPs c) Close letdown isol. AOV-427 d) Go to E-0. REACTOR TRIP OR SAFETY INJECTION
- 4) IF only one SW pump can be operated, THEN refer to AP-SW.2, LOSS OF SERVICE WATER.
- c. Restore to normal position all valves repositioned during leak investigation-EXCEPT leak isolation boundary.
I EOP: TITLE:
REV: 18 AP-SW.1 SERVICE WATER LEAK PAGE 12 of 12 ACTION/EXPECTED RESPONSEREPNEOTBAID 12 Evaluate MCB Annunciator Status (Refer to AR procedures)
NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION, for reporting requirements.
13 Notify Higher Supervision
-END-
EOP: TITLE:
REV: 18 AP-SW.1 SERVICE WATER LEAK PAGE 1 of 1 AP-SW.1 APPENDIX LIST TITLE
- 1) ATTACHMENT SW ISOLATION (ATT-2.2)
EOP: TITLE:
REV: 3 AP-SW.2 LOSS OF SERVICE WATER PAGE 1 of 8 ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER O -
RESPONSIBL MANAGER EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
EOP: TITLE:
REV: 3 AP-SW.2 LOSS OF SERVICE WATER PAGE 2 of 8 A. PURPOSE - This procedure provides the necessary instructions to respond to a loss of service water pumps.
B. ENTRY CONDITIONS/SYMPTOMS
- 1. ENTRY CONDITIONS - This procedure is entered from:
- a. AP-ELEC.17/18, LOSS OF SAFEGUARDS BUS 17/18.
- 2. SYMPTOMS - The symptoms of LOSS OF SERVICE WATER PUMPS are:
- a. Service water header pressure low alarms on computer, or
- b. Annunciator C-2, CONTAINMENT RECIRC CLRS WATER OUTLET HI TEMP 217 0F, lit, or
- c. Annunciator C-10, CONTAINMENT RECIRC CLRS WATER OUTLET LO FLOW 1050 GPM, lit, or
- d. Annunciator H-6, CCW SERVICE WATER LOW FLOW 1000 GPM, lit, or
- e. Annunciator H-9, AUXILIARY FEED PUMP CLG WTR FLTR HI DIFF PRESS, lit, or
- f. Annunciator I-10, CW PUMP SEAL WATER LO FLOW, lit, or
- g. Annunciator J-4, GENERATOR ISOPHASE BUS COOLING SYSTEM, lit, or
- h. Annunciator J-9, SAFEGUARD BREAKER TRIP, lit, or
- i. Annunciator K-30, TURBINE PLANT SAMPLING RACK TROUBLE, lit.
EOP: TITLE:
I REV: 3 AP-SW.2 LOSS OF SERVICE WATER PAGE 3 of 8 ACTION/EXPECTED RESPONSE STEP 1RESPONSE NOT OBTAINED 1 Verify 480V AC Emergency Ensure associated DIG(s) running Busses 17 and 18 - ENERGIZED and attempt to manually load busses 17 and/or 18 onto their respective D/G(s).
IF neither bus 17 nor bus 18 can be-energized, THEN go to ECA-O.O, LOSS OF ALL AC POWER.
EOP: TITLE:
REV: 3 AP-SW.2 LOSS OF SERVICE WATER PAGE 4 of 8 ACTION/EXPECTED RESPONSE STEP RESPONSE-NOT OBTAINED
- 2 Verify SW Pump Alignment:
- a. Check at least one SW pump a. Perform the following:
running in each loop
- 1) Manually start SW pumps as
. A or B pump in loop A necessary (257 kw each).
. C or D pump in loop B
- 2) IF adequate cooling can NOT be supplied to a running D/G, THEN perform the following:
a) Trip affected D/G b) Immediately depress voltage shutdown pushbutton
- 3) IF no SW pumps can be operated, THEN perform the following:
a) Trip the reactor b) WHEN all E-O Immediate Actions done, THEN trip BOTH RCPs c) Close letdown isol, AOV-427 d) Close excess letdown.
HCV-123 e) Go to E-0. REACTOR TRIP OR SAFETY INJECTION
- 4) IF only one SW pump can be operated. THEN go to step 3.
- 5) IF at least two SW pumps can be operated. THEN go to step 8.
- b. Return to procedure or guidance in effect
. EOP: TITLE:
REV: 3 AP-SW.2 LOSS OF SERVICE WATER PAGE 5 of 8 ACTION/EXPECTED RESPONSE STEP RESPONSE NOT OBTAINED 3 Align Alternate Cooling To One D/G (Refer to ER-D/G.2, ALTERNATE COOLING EMERGENCY D/Gs):
o IF A or C SW Pump is operating.
THEN align alternate cooling to D/G B
-OR-o IF B or D SW Pump is operating.
THEN align alternate cooling to D/G A 4 Isolate SW To Non-Essential Loads
- a. Close screenhouse SW isolation valves
- MOV-4609
- MOV-4780
- b. Close air conditioning SW isolation valves
. MOV-4663
. MOV-4733
EOP: TITLE:
REV: 3 AP-SW.2 LOSS OF SERVICE WATER PAGE 6 of 8 ACTION/EXPECTED RESPONSE STEP RESPONSE_NOT OBTAINED 5 Monitor Plant Equipment IF required. THEN reduce load as Cooled By SW - TEMPERATURES necessary to stabilize equipment STABLE temperatures (Refer to 0-5.1. LOAD REDUCTIONS, or AP-TURB.5. RAPID
. Exciter LOAD REDUCTION)
. MFP oil coolers
. Instrument air compressors
. Bus duct coolers
. Seal Oil unit
. Turbine lube oil cooler
. CCW Hx
. SFP Hx
. AFPs
. Condensate Pumps
. Secondary sample coolers 6 Notify Higher Supervision
EOP: TITLE:
REV: 3 AP-SW.2 LOSS OF SERVICE WATER PAGE 7 of 8 ACTION/EXPECTED RESPONSE STEP RESPONSE NOT OBTAINED 7 Check SW System Status:
- a. Check SW loop header pressures: a. Locally isolate selected SW loads as desired (Refer to o PPCS SW low pressure alarm ATT-2.2. ATTACHMENT SW ISOLATION) status - NOT LOW
. PPCS point ID P2160
- PPCS point ID P2161 o Pressure in both loops -
STABLE OR INCREASING o Check SW loop header pressures - GREATER THAN 40 PSIG
- b. Check at least one SW pump b. Perform the following:
running in each loop:
- 1) Continue efforts to start at
. A or B pump in loop A least one SW pump in each
. C or D pump in loop B loop.
- 2) IF at least two SW pumps can be operated, THEN go to Step 8. IF NOT, THEN return to step 3.
8 Notify Higher Supervision 9 Select Operable SW Pumps For Refer to ITS LCO 3.7.8 Auto Start
EOP: TITLE:
REV: 3 AP-SW.2 LOSS OF SERVICE WATER
'Z,:. PAGE 8 of 8 ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED 10 Evaluate MCB Annunciator Status (Refer to AR Procedures) 11 Return To Procedure or Guidance In Effect
-END-
EOP: TITLE:
REV: 3 AP-SW.2 LOSS OF SERVICE WATER PAGE 1 of 1 AP-SW.2 APPENDIX LIST TITLE
- 1) ATTACHMENT SW ISOLATION (ATT-2.2)
ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER _
RESPONSIBLE AGER 5-g-,a 662 EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
A. PURPOSE - This procedure provides the necessary instructions to control the plant following a turbine trip without a reactor trip required.
B. ENTRY CONDITIONS/SYMPTOMS
- 1. ENTRY CONDITIONS - This procedure is entered from:
- a. AP-CW.1, LOSS OF A CIRC WATER PUMP, or,
- b. AP-ELEC.1, LOSS OF 12A AND/OR 12B BUSSES, or,
- c. AP-FW.1, ABNORMAL FEED FLOW, or,
- d. AP-TURB.2, TURBINE LOAD REJECTION, or,
- e. AP-TURB.3, TURBINE VIBRATION, or,
- f. AP-TURB.4, LOSS OF CONDENSER VACUUM, when power is less than P-9 and the turbine trips without a Rx trip.
- 2. SYMPTOMS - The symptoms of TURBINE TRIP WITHOUT RX TRIP REQUIRED are:
- a. Annunciator K-1, THRUST BEARING FAILURE, lit, or
- b. Annunciator K-9, TURBINE BEARING OIL LO PRESS TRIP 6 psi, lit, or
- c. Annunciator K-17, TURBINE LOW VACUUM TRIP 20" HG, lit, or
- d. Annunciator K-18, MAIN FEEDWATER PUMPS TRIPPED, lit, or
- e. Annunciator K-26, GENERATOR LOCKOUT RELAY, lit, or
- f. Annunciator K-25, TURBINE OVERSPEED ALERT 1980 RPM, lit, or
- g. Annunciator F-21, COND HI PRESS 20" HG OR LOSS OF BOTH CIRC WTR PMPS, lit, or
- h. Annunciator K-3, AMSAC ACTUATED, lit.
- i. Annunciator K-10, TURBINE HIGH VIBRATION TRIP.
ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED 1 Verify Turbine Stop Valves - Manually trip turbine.
CLOSED IF turbine stop valves can NOT be closed. THEN perform the following:
- a. Trip the reactor
- b. WHEN all E-O Immediate Actions done, THEN ensure both MSIVs closed
- c. Go to E-0. REACTOR TRIP OR SAFETY INJECTION NOTE: o Automatic rod control is desired, if available.
o Transition to E-0 is NOT required if the reactor trip breakers are opened in the following step.
2 Check Reactor Power:
- a. NIS power ranges - ABOVE 1% a. Perform the following:
- 1) IF the reactor is subcritical, THEN shut down the reactor using manual trip pushbutton.
- 2) Go to Step 3.
- b. Verify control rods driving in b. Perform the following:
to reduce reactor power in AUTO
- 1) Place rods in MANUAL
- 2) Adjust rods to control reactor power between 1% and 2%.
- c. Borate to maintain control rods above rod insertion limits
ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED
- 3 Monitor MFW Regulating Valves Perform the following:
- RESTORING S/G LEVEL TO 52%
IN AUTO a. Place affected S/G(s) MFW regulating valve in MANUAL
- b. Restore S/G level to 52%
IF S/G level can NOT be controlled manually, THEN refer to AP-FW.1, ABNORMAL MAIN FEEDWATER FLOW.
4 Verify Proper Operation Of Steam Dump:
- a. Verify annunciator G-15. STEAM a. Place steam dump mode selector DUMP ARMED - LIT switch to MANUAL.
- b. Condenser steam dump operating b. IF steam dump NOT available, in AUTO THEN perform the following:
- 1) Adjust S/G ARV setpoints to 1005 psig and verify ARV operating to control Tavg to approximately 5470F.
- 2) IF power is greater than 8%.
THEN ensure reactor trip and go to E-0. REACTOR TRIP OR SAFETY INJECTION.
- c. Check RCS Tavg: c. Verify control rods responding in AUTO. IF NOT. THEN place
- Tavg - GREATER THAN 545°F rods to MANUAL and adjust
. Tavg - LESS THAN 566°f control rods to restore Tavg within limits.
IF Tavg is outside limits and can NOT be controlled. THEN trip the reactor and go to E-0.
REACTOR TRIP OR SAFETY INJECTION.
ACTION/EXPECTED RESPONSE STEP lRESPONSE NOT OBTAINED NOTE: With PRZR pressure controller 431K in manual. PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3) 5 Check PRZR Pressure - Control PRZR pressure by one of the TRENDING TO 2235 PSIG IN AUTO following:
- 431K in MANUAL
. Manual control of heaters and sprays IF PRZR pressure can NOT be controlled manually. THEN refer to AP-PRZR.1, ABNORMAL PRESSURIZER PRESSURE.
EOP: TITLE:
REV: 12 AP-TURB.1 TURBINE TRIP WITHOUT RX TRIP REQUIRED PAGE 6 of 12 STEP ACTION/EXPECTED RESPONSE 1 1 RESPONSE NOT OBTAINED 6 Check PRZR Level:
- a. Level - GREATER THAN 13% a. Perform the following:
- 1) Place letdown isolation.valve AOV-427 switch to CLOSE.
- 2) Place letdown orifice valve switches to CLOSE (AOV-200A, AOV-200B. and AOV-202).
- 3) Close excess letdown isolation valve. AOV-310.
- 4) Ensure PRZR heaters off.
- 5) Close letdown isolation AOV-371 WHILE adjusting charging pump speed to maintain:
o RCP labyrinth seal D/P between 15 inches and 80 inches o PRZR level at program
- 6) WHEN PRZR level greater than 13%. THEN restore letdown.
(Refer to ATT-9.0. ATTACHMENT LETDOWN)
- b. Level - TRENDING TO PROGRAM IN b. Perform the following:
AUTO CONTROL
- 1) Place affected charging pumps in MANUAL
- 2) Adjust charging pump speed to restore PRZR level to program.
IF PRZR level can NOT be controlled manually, THEN refer to AP-RCS.1..REACTOR.COOLANT LEAK.
ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 7 Check MFW System:
- a. MFW pumps - BOTH RUNNING a. Perform the following:
- 1) Verify one MFW pump running.
IF NOT. THEN establish sufficient AFW flow to maintain S/G levels
. MDAFW pump(s)
. TDAFW pump
- 2) Go to Step 8.
- b. Close one MFW pump discharge valve
- c. Stop selected MFW pump
STP ACTION/EXPECTED RESPONSE lRESPONSE NOT OBTAINED
- * * * *
- a * * * * * * * * * * * * * *
- a * * * * * * * * * * * * * * * * *
- CAUTION IF AT ANY TIME IT IS SUSPECTED THAT THE REACTOR IS SUBCRITICAL, THEN MANUALLY TRIP THE REACTOR.
- a * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- NOTE: o With PRZR pressure controller 431K in manual, PORV-431C will not operate in the automatic mode. (Refer to TR 3.4.3) o Transition to E-0 is NOT required if the reactor trip breakers are opened in the following step.
8 Establish Stable Plant Conditions:
- a. NIS power ranges - LESS THAN 2% a. Return to Step 2.
- b. Place rods in MANUAL
- c. Check reactor power - GREATER c. IF the reactor is subcritical.
THAN 1% THEN perform the following:
- 1) Shut down the reactor using manual trip pushbutton.
- 2) Go to Step 8e.
- d. Maintain reactor power between 1% and 2%
- e. PRZR pressure - BETWEEN e. Control PRZR pressure between 2220 PSIG AND 2260 PSIG 2220 psig and 2260 psig by one of the following:
. 431K in AUTO
. 431K in MANUAL
- Manual control of heaters and spray
- f. RCS Tavg - GREATER THAN 545°F f. Control dumping steam to control Tavg. IF cooldown continues.
THEN close both MSIVs.
IF MSIVs closed AND Tavg still decreasing, THEN trip the reactor and go to E-0. REACTOR TRIP OR SAFETY INJECTION.
ACTION/EXPECTED RESPONSE llRESPONSE STP NOT OBTAINED CAUTION IF ANY S/G LEVEL ABOVE 52%. THEN AFW FLOW MAY BE THROTTLED IMMEDIATELY TO PREVENT S/G ISOLATION.
- * * * * * * * * *
- a * * * * * * * * * * * * * * * * * * *.* * * * * * * * *
- NOTE: Maintaining reactor power less than 2% is within the capacity of MDAFW pumps.
9 Check S/G Feed Flow Status:
- a. Manually start both MDAFW pumps
- b. Verify AFW flow - SUFFICIENT b. Perform the following:
FLOW TO MAINTAIN S/G LEVELS
IF MFW NOT available, THEN manually start TDAFW pump and establish flow.
- 2) Adjust feed flow to restore S/G level to 52%.
- 3) Go to Step 10.
- c. Verify MFW flow control valves - c. Place A and B MFW regulating and CLOSED bypass valve controllers in manual at 0% demand.
. MFW regulating valves
. MFW bypass valves
- d. Close MFW pump discharge valves
. MOV-3977. A MFW pump
. MOV-3976, B MFW pump
- e. Stop any running MFW pump and place in PULL STOP
- f. Place A and B MFW regulating and bypass valve controllers in manual at 0% demand.
- g. Adjust AFW pump flow to restore S/G level to 52%.
10 Establish Normal AFW Pump Shutdown Alignment:
- b. Verify the following: b. Continue with Step 11. WHEN conditions met, THEN do Steps o Both S/G levels - STABLE OR 10c through d.
INCREASING o Total AFW flow - LESS THAN 200 GPM
- c. Close MDAFW pump discharge valves
. MOV-4007 a MOV-4008
- d. Adjust AFW bypass valves to control S/G levels at 52%
. AOV-4480
- AOV-4481
ACTION/EXPECTED RESPONSE STEP [RESPONSE NOT OBTAINEDl 11 Establish Normal Shutdown Alignment:
- a. Check condenser - AVAILABLE a. Dispatch AO to perform ATT-17.1, ATTACHMENT SD-2.
- b. Perform the following:
o Open generator disconnects
. 1G13A71
. 9X13A73 o Place voltage regulator to OFF o Open turbine drain valves o Rotate reheater steam supply controller cam to close valves o Place reheater dump valve switches to HAND o Stop all but one condensate pump (Refer to T-5F.
STARTING OR STOPPING THE CONDENSATE PUMPS)
- c. Verify Bus 11A and Bus lB c. IF either bus NOT energized.
energized - BOTH BUSSES GREATER THEN refer to 0-6.9.2.
THAN 4 KV ESTABLISHING AND/OR TRANSFERRING OFFSITE POWER TO BUS 12A/
BUS 12B.
- d. Dispatch AO to perform ATT-17.0.
ATTACHMENT SD-1
STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 12 Establish Control Systems In Auto:
- a. Verify 431K in AUTO a. Place 431K in AUTO, if desired.
- b. Verify PRZR spray valves in AUTO b. Place PRZR spray valves in AUTO.
if desired.
- c. Verify one charging pump in AUTO c. Place one charging pump in AUTO.
if desired.
- d. Verify PRZR heaters restored: d. Restore PRZR heaters, if desired.
o PRZR proportional heaters breaker - CLOSED o PRZR backup heaters breaker -
RESET, IN AUTO 13 Evaluate MCB Annunciator Status (Refer to AR Procedures)
NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION, for reporting requirements.
14 Notify Higher Supervision 15 Establish Desired Plant Conditions:
- a. Reactor shutdown - DESIRED a. IF turbine is to be restored to service, THEN maintain reactor critical and refer to 0-1.2.
PLANT STARTUP FROM HOT SHUTDOWN TO FULL LOAD.
- b. Refer to 0-2.1. NORMAL SHUTDOWN TO HOT SHUTDOWN
-END-
AP-TURB.1 APPENDIX LIST TITLE
- 1) ATTACHMENT SD-1 (ATT-17.0)
- 2) ATTACHMENT SD-2 (ATT-17.1)
- 3) ATTACHMENT LETDOWN (ATT-9.0)