ML021570339
| ML021570339 | |
| Person / Time | |
|---|---|
| Site: | Ginna  |
| Issue date: | 05/21/2002 |
| From: | Widay J Rochester Gas & Electric Corp |
| To: | Clark R Document Control Desk, NRC/NRR/DLPM/LPD1 |
| References | |
| Download: ML021570339 (18) | |
Text
R E A Subsidiary of RGS Energy Group, Inc.
ROCHESTER GAS AND ELECTRIC CORPORATION - 89 EAST AVENUE, ROCHESTER, N.Y 14649-0001 ° 716-771-3250 www.rge.com JOSEPH A. WIDAY VICEPRESIDENT &PLANTMANAGER GINNA STATION May 21, 2002 U.S. Nuclear Regulatory Commission Document Control Desk Attn: Robert Clark Project Directorate I Washington, D.C. 20555
Subject:
Emergency Operating Procedures R.E. Ginna Nuclear Power Plant Docket No. 50-244
Dear Mr. Clark:
As requested, enclosed are Ginna Station Emergency Operating Procedures.
Very truly yours, A. Widay 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-RHR.2, Rev 11
(
REPORT NO. 01 GINNA NUCLEAR POWER PLANT 05/21/02 PAGE: 1 REPORT: NPSP0200 PROCEDURES INDEX DOC TYPE: PRAP ABNORMAL PROCEDURE PARAMETERS: DOC TYPES - PRAP PRPT PRRSSP STATUS: EF QU 5 YEARS ONLY:
PROCEDURE EFFECT LAST NEXT NUMBER PROCEDURE TITLE REV DATE REVIEW REVIEW ST AP-CCW. 1 LEAKAGE INTO THE COMPONENT COOLING LOOP 014 01/09/01 05/01/98 05/01/03 EF LOSS OF CCW DURING POWER OPERATION 015 09/14/01 08/17/99 08/17/04 EF AP- CCW. 2 LOSS OF CCW - PLANT SHUTDOWN 013 09/14/01 08/17/99 08/17/04 EF AP-CCW. 3 AP- CR.1 CONTROL ROOM INACCESSIBILITY 017 05/11/01 01/11/00 01/11/05 EF AP-CVCS.1 CVCS LEAK 012 05/01/98 05/01/98 05/01/03 EF AP-CVCS.3 LOSS OF ALL CHARGING FLOW 002 02/11/00 02/26/99 02/26/04 EF AP-CW. 1 LOSS OF A CIRC WATER PUMP 010 07/16/98 05/01/98 05/01/03 EF AP-ELEC. 1 LOSS OF 12A AND/OR 12B BUSSES 022 10/31/01 05/01/98 05/01/03 EF AP-ELEC.2 SAFEGUARD BUSSES LOW VOLTAGE OR SYSTEM LOW FREQUENCY 009 03/22/99 03/22/99 03/22/04 EF LOSS OF 12A AND/OR 12B TRANSFORMER (BELOW 350 F) 010 10/31/01 05/01/98 05/01/03 EF AP-ELEC.3 AP- ELEC.14/16 LOSS OF SAFEGUARDS BUS 14/16 003 03/15/01 01/22/02 01/22/07 EF LOSS OF SAFEGUARDS BUS 17/18 003 10/31/01 01/22/02 01/22/07 EF AP-ELEC. 17/18 AP-FW. 1 PARTIAL OR COMPLETE LOSS OF MAIN FEEDWATER 012 02/11/00 02/27/98 02/27/03 EF AP-IA. 1 LOSS OF INSTRUMENT AIR 017 12/02/99 05/01/98 05/01/03 EF AP- PRZR.1 ABNORMAL PRESSURIZER PRESSURE 012 03/26/01 12/02/99 12/02/04 EF AP-RCC. 1 CONTINUOUS CONTROL ROD WITHDRAWAL/INSERTION 007 05/22/01 05/14/98 05/14/03 EF RCC/RPI MALFUNCTION 009 09/14/01 01/22/02 01/22/07 EF AP-RCC.2 AP-RCC.3 DROPPED ROD RECOVERY 004 11/16/98 02/27/98 02/27/03 EF AP-RCP. 1 RCP SEAL MALFUNCTION 013 06/09/00 05/01/98 05/01/03 EF AP-RCS.1 REACTOR COOLANT LEAK 015 09/08/00 05/01/98 05/01/03 EF AP- RCS.2 LOSS OF REACTOR COOLANT FLOW 010 12/14/98 05/01/98 05/01/03 EF HIGH REACTOR COOLANT ACTIVITY 009 04/01/02 04/01/02 01/22/07 EF AP- RCS.3 SHUTDOWN LOCA 011 12/02/99 05/01/98 05/01/03 EF AP- RCS.4 LOSS OF RHR 016 09/14/01 05/01/98 05/01/03 EF AP- RHR.1
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REPORT NO. 01 GINNA NUCLEAR POWER PLANT 05/21/02 PAGE: 2 REPORT: NPSP0200 PROCEDURES INDEX DOC TYPE: PRAP ABNORMAL PROCEDURE PARAMETERS: DOC TYPES - PRAP PRPT PRRSSP STATUS: EF QU 5 YEARS ONLY:
PROCEDURE EFFECT LAST NEXT NUMBER PROCEDURE TITLE REV DATE REVIEW REVIEW ST AP-RNR.2 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS 011 05/21/02 03/31/00 03/31/05 EF AP-SG.1 STEAM GENERATOR TUBE LEAK 001 07/18/01 09/08/00 09/08/05 EF AP-SW.1 SERVICE WATER LEAK 016 10/31/01 06/03/98 06/03/03 EF AP-SW.2 LOSS OF SERVICE WATER 001 04/01/02 10/31/01 10/31/06 EF AP-TURB.1 TURBINE TRIP WITHOUT RX TRIP REQUIRED 010 02/12/99 01/22/02 01/22/07 EF AP- TURB.2 TURBINE LOAD REJECTION 017 02/11/00 05/13/98 05/13/03 EF AP- TURB.3 TURBINE VIBRATION 010 02/11/00 02/10/98 02/10/03 EF AP-TURB.4 LOSS OF CONDENSER VACUUM 014 05/01/98 05/01/98 05/01/03 EF AP-TURB.5 RAPID LOAD REDUCTION 005 06/09/00 06/09/00 06/09/05 EF TOTAL FOR PRAP 33
ITLE:
REV: 11 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS PAGE 1 of 14 ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER _ _
RESPONSIBLE NAGER EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
1ITLE:
?-RHR.2 LOSS OF RHR WHILE OPERATING AT RCS REDUCED REV: 11 INVENTORY CONDITIONS PAGE 2 of 14 A. PURPOSE - This procedure provides guidance necessary for maintaining core cooling and protecting the reactor core in the event that RHR cooling is lost during RCS reduced inventory operation, (i.e., at indicated Loop Levels of less than 64 inches with fuel in the vessel).
B. ENTRY CONDITIONS/SYMPTOMS
- 1. SYMPTOMS - The following symptoms are indicative of LOSS OF RHR AT RCS REDUCED INVENTORY CONDITIONS:
- a. No RHR pumps running, or
- b. Annunciator A-20, RESIDUAL HEAT REMOVAL LOOP LO FLOW 2900 GPM (Set at 400 GPM per 0-2.2 in RHR Cooling mode) lit, or
- d. Erratic or no flow on FI-626
LOSS OF RHR WHILE OPERATING AT RCS REDUCED REV: 11 INVENTORY CONDITIONS PAGE 3 of 14 CAUTION o CHANGES IN RCS PRESSURE COULD RESULT IN INACCURACIES IN RCS LOOP LEVEL INDICATIONS.
"O SHOULD CORE BOILING OCCUR, "SURGE LINE FLOODING" MAY RESULT IN RCS PRESSURIZATION AND ERRONEOUS HIGH LOOP LEVEL INDICATION.
"o DO NOT START ANOTHER RHR PUMP UNTIL THE CAUSE OF THE ABNORMAL RHR INDICATIONS HAS BEEN DETERMINED AND CORRECTED. IF A RUNNING PUMP HAS TRIPPED FOR REASONS OTHER THAN LOW LOOP LEVEL OR LOSS OF SUCTION FLOW, THEN REDUNDANT PUMP MAY BE STARTED.
"o IA TO CNMT MAY BE REQUIRED FOR RCS MAKEUP AND SHOULD NOT BE ISOLATED UNTIL DIRECTED BY THIS PROCEDURE.
NOTE: Conditions should be evaluated for site contingency reporting (Refer to EPIP-l.0, GINNA STATION EVENT EVALUATION AND CLASSIFICATION).
1 Initiate CNMT Closure (Refer to O-2.3.1A, CONTAINMENT CLOSURE CAPABILITY IN TWO HOURS DURING RCS REDUCED INVENTORY OPERATION)
REV: 11 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS PAGE 4 of 14 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 2 Check If RHR Pumps Should Be Stopped:
- a. RHR pump - ANY RUNNING a. Go to Step 3.
o Level - GREATER THAN 6 INCHES o Level - STABLE
- d. RHR pumps cavitating: d. Go to Step 1'8.
"o RHR pump flow - OSCILLATING
-OR "o RHR pump NPSH - APPROXIMATELY ZERO (PPCS Group Display NPSH)
- e. Stop RHR pumps 3 Isolate Letdown And Known Drain Paths
- a. Verify the following valves a. Manually close valves.
CLOSED o RCDT pump suctions from sump B, MOV-1813A and MOV-1813B
- Loop B cold leg to REGEN Hx, AOV-427 o Low pressure letdown pressure control valve, PCV-135 o RHR letdown flow control valve, HCV-133 o Excess letdown isolation valve, AOV-310
- b. Evaluate normal drain lineups
ITLE:
REV: 11 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS PAGE 5 of 14 4 Start Available CNMT RECIRC Fans NOTE: Personnel remaining in CNMT to assist in event mitigation should consult Radiation Protection for changes in radiological concerns.
5 Initiate Actions To Protect Personnel In CNMT:
- a. Evacuate non-essential personnel from CNMT
- b. Periodically monitor CNMT radiation CAUTION "o PERSONNEL WORKING IN CNMT SHOULD BE WARNED BEFORE REFILLING THE RCS TO AVOID INADVERTANT CONTAMINATION OF PERSONNEL WORKING NEAR RCS OPENINGS.
"o THE S/G OFFICE SHOULD BE NOTIFIED BEFORE RAISING LOOP LEVEL.
"o ONLY BORATED WATER SHOULD BE ADDED TO THE RCS TO MAINTAIN ADEQUATE SDM.
- 6 Check RCS Temp Go to Step 11.
"o Core Exit TC's - LESS THAN 200OF "o No visual steam at RCS vents
REV: 11 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS PAGE 6 of 14 SACTION/EXPECTED RESPONSEI REPOS NOT OBTAINEDI 7 Check RCS Loop Level - LESS Go to Step 12.
THAN 30 INCHES NOTE: The next four steps are sequenced to indicate the preferred order of RCS refill methods if core boiling is not occurring.
8 Refill The RCS By Gravity Feed From The RWST
- b. Close RHR pump discharge valve to loop B cold leg, MOV-720
- c. Verify MOV-856 indicates c. Perform the following:
midposition
- 1) Open MOV-720.
- 2) Go to Step 9.
- d. Verify RCS loop level d. Perform the following:
INCREASING AS EXPECTED
- 1) Close MOV-856.
- 2) Open MOV-720.
- 3) IF RCS loop level greater than 6 inches, THEN go to Step 9. IF NOT, THEN go to Step 11.
- e. Check RCS loop level - GREATER e. Continue filling RCS. WHEN RCS THAN 30 INCHES loop level greater than 30 inches, THEN do Steps 8f through h.
- f. Manually close MOV-856 f. Direct AO to locally close valve.
- g. Open RHR pump discharge valve to g. IF MOV-720 does NOT open, THEN B loop cold leg, MOV-720 open core deluge valves MOV-852A and MOV-852B.
- h. Go to Step 12
ILE:
LOSS OF RHR WHILE OPERATING AT RCS REDUCED REV: 11 INVENTORY CONDITIONS PAGE 7 of 14 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 9 Refill The RCS By Charging To B Loop Cold Leg:
OPEN
- b. Open and verify open charging b. Open alternate charging line to line valve to loop B cold leg, loop A cold leg, AOV-392B, and AOV-294 go to Step 9d.
- c. Ensure HCV-142 demand at 0% I
- d. Start operable charging pump and increase flow to maximum
- e. Verify charging flow - GREATER e. Perform the following:
THAN ZERO
- 1) Stop operating charging pump.
- 2) Close AOV-294.
- 3) Go to Step 10.
- f. Verify RCS loop level f. Perform the following:
INCREASING AS EXPECTED
- 1) Open or verify open alternate charging line to loop A cold leg, AOV-392B.
- 2) Close AOV-294.
- 3) Verify loop level increasing as expected. IF NOT, THEN perform the following:
a) Stop operating charging pump.
b) Close AOV-392B.
c) Close IA to CNMT, AOV-5392.
d) Go to Step 10.
- g. Check RCS loop level GREATER g. Continue filling RCS. WHEN loop THAN 30 INCHES level greater than 30 inches, THEN do Steps 9h through j.
- h. Stop running charging pump
- i. Close or verify closed charging line valve to loop B cold leg, AOV-294 and AOV-392B
- j. Go to Step 12
REV: 11 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS PAGE 8 of 14 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINEDl 10 Refill RCS Using SI Pumps To Cold Legs:
- a. Open the appropriate SI pump a. Ensure at least one valve open.
discharge valves to loop cold legs IF valves can NOT be opened, THEN dispatch AO to check
- 'A SI Pump MOV-878B breakers.
- B SI Pump MOV-878D
- b. Open SI pump suction valves from b. Ensure at least one valve open.
RWST IF valves can NOT be opened,
- MOV-825A THEN dispatch AO to check
- MOV-825B breakers.
"*MOV-825A, MCC C position 9J
"*MOV-825B, MCC D position 9J
- d. Verify the following: d. Perform the following:
"o SI flow - GREATER THAN ZERO 1) Stop operating SI pump.
"o RCS loop level - INCREASING 2) Close loop cold leg inlet AS EXPECTED valves.
- MOV-878B
- MOV-878D
- 3) Go to step 11.
- e. Check RCS loop level - GREATER e. Continue filling RCS. WHEN loop THAN 30 INCHES level greater than 30 inches, THEN do steps 10f through h.
- f. Stop running SI pump
- g. Close SI discharge valves to loop cold legs, MOV-878B and MOV-878D
- h. Go to Step 12
11" REV: 11 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS PAGE 9 of 14 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: SI Pump makeup should not be secured when core boiling is indicated.
11 Refill RCS Using SI Pumps To Hot Legs:
- a. Open the appropriate SI pump a. Ensure at least one valve open.
discharge valves to loop hot legs IF valves can NOT be opened,
- B SI Pump MOV-878C breakers.
- b. Open SI pump suction valves from b. Ensure at least one valve open.
RWST IF valves can NOT be opened,
- MOV-825A THEN dispatch AO to check
- MOV-825B breakers.
- d. Verify the following: d. Perform the following:
o SI flow GREATER THAN ZERO 1) Stop operating SI pump.
o RCS loop level INCREASING 2) Close loop hot leg inlet AS EXPECTED valves.
a MOV-878A e MOV-878C
- 3) Ensure makeup flow is initiated
"*Gravity feed from RWST
"*Charging pumps
"* SI pumps to cold legs
"*VCT overpressure
"*RWST purification pump
- e. Operate SI Pump as necessary to e. IF core exit TC's continue to maintain the following increase, THEN return to Step 9 parameters: to establish additional charging "o Core Exit TC's - LESS THAN or SI flow to the RCS cold legs.
2000 F "o No visual steam at RCS vents "o RCS loop level - GREATER THAN 30 INCHES
REV: 11 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS PAGE 10 of 14 Zý1-STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 12 Identify And Isolate Any RCS Leakage NOTE: If adequate time to completely vent the RHR system is not available, then air can be swept out of the RHR lines by running an RHR pump at a flowrate between 1200 gpm and 1400 gpm.
13 Vent RHR System As Necessary
CAUTION THE RHR PUMP FLOW CONTROL VALVES WILL FAIL OPEN ON LOSS OF INSTRUMENT AIR PRESSURE.
14 Check IA system: Reset and start additional IA compressors as necessary (75 kw "o Verify adequate air compressors each).
RUNNING IF IA pressure can NOT be restored, "o Verify IA pressure - GREATER THEN perform the following:
THAN 60 PSIG
- a. Dispatch AO with locked valve key to locally throttle RHR Hx outlet valves to approximately half open.
- A RHR Hx, HCV-625 handwheel
- B RHR Hx, HCV-624 handwheel
- b. WHEN conditions permit, THEN refer to AP-IA.I, LOSS OF INSTRUMENT AIR, to restore IA.
TITLE:
REV: 11 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS PAGE 11 of 14 STEP ACTION/EXPECTED RESPONSE --- fRESPONSE NOT OBTAINED 15 Establish Conditions To Start RHR Pump:
- a. Check RHR cooling valve a. Manually or locally align valves alignment - NORMAL (Refer to as necessary.
Attachment NORMAL RHR COOLING)
IN SERVICE
- c. Verify the following RCS c. Perform the following:
conditions:
- 1) Start trending core exit TCs.
"o Core exit TC's - LESS THAN 2000 F 2) Return to Step 5.
"o No visual steam at RCS vents "o RCS loop level - GREATER THAN 30 INCHES
- d. RHR pump AVAILABLE d. Perform the following:
- 1) Start trending core exit TCs.
- 3) Return to Step 5.
REV: 11 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS PAGE 12 of 14 STEP ACTION/EXPECTED RESPONSEI RESPONSE NOT OBTAINEDI CAUTION STARTING AN RHR PUMP MAY RESULT IN AN RCS LEVEL DECREASE DUE TO SHRINK OR VOID COLLAPSE.
- R* * * * . .F * * . * * * * . * * * * * * * * * * * * * . * . * * * * * *
- 16 Restore RHR Flow:
- a. Close RHR pump flow control a. IF IA NOT available, THEN ensure valves AO has locally throttled RHR Hx outlet valves and go to step 16c.
o HCV-624 o HCV-625
- b. Place RHR Hx bypass valve, HCV-626, to MANUAL and close valve
- c. Start one RHR pump
- d. Ensure RHR flow - LESS THAN d. IF IA NOT available, THEN 1500 GPM dispatch AO with locked valve key to locally adjust flow using RHR Hx outlet valves.
- e. Check RCS loop level GREATER e. Establish adequate makeup flow THAN 30 INCHES to stabilize RCS loop level at greater than 30 inches.
- f. Gradually increase RHR bypass flow to desired flowrate
- g. RHR flow - RESTORED g. Perform the following:
- 1) Start trending core exit T/Cs.
- 3) Return to Step 5.
- h. Establish desired RCS cooldown rate
.1 ITLE:
REV: 11 LOSS OF RHR WHILE OPERATING AT RCS REDUCED INVENTORY CONDITIONS PAGE 13 of 14
- STEPH ACTION/EXPECTED RESPONSEI RESPONSE NOT OBTAINEDI NOTE: Consult with Plant Staff to determine alternatives for long term cooling.
17 Establish Stable Plant Conditions:
THAN 200°F Return to Step 16d.
- b. Check RCS loop level: b. IF RCS loop level increasing, THEN reduce makeup rate to "o Level - GREATER THAN 30 INCHES stabilize level. IF RCS loop level decreasing, THEN return to "o Level STABLE Step 8.
- c. Stop any running SI pump
- d. Stop any running charging pump
- e. Maintain RCS level stable using e. Initiate makeup to the RCS using RWST gravity feed as necessary either of the following:
"o One charging pump at maximum flow
-OR "o One SI pump 18 Check CCW System Operation: To restore CCW cooling to RHR Hxs, perform the following:
o CCW pumps AT LEAST ONE RUNNING
MOV-738B OPEN AS NECESSARY
- b. Open MOV-738A and MOV-738B as "o Annunciator A-21, COMP COOLING necessary.
HX OUT HI TEMP - EXTINGUISHED IF CCW can NOT be restored, THEN "o Annunciator A-22, CCW PUMP continue attempts to restore CCW DISCHARGE LO PRESS - EXTINGUISHED (Refer to AP-CCW.3, LOSS OF CCW PLANT SHUTDOWN).
"o Annunciator A-30, CCW PUMP INLET HEADER HI TEMP EXTINGUISHED
EOP: TITLE:
AP-RHR.2 LOSS OF RHR WHILE OPERATING AT RCS REDUCED REV: 11 SINVENTORY CONDITIONS PAGE 14 of 14 STP ACTION/EXPECTED RESPONSE[ RESPONSE NOT OBTAINEDI 19 Check Core Exit TC's: Continue cooling with RHR. Return to Step 16d.
o Temperature - LESS THAN 140°F o Temperature - STABLE OR DECREASING 20 Initiate Monitoring of RCS Temperature NOTE: Refer to 0-9.3. NRC IMMEDIATE NOTIFICATION, for reporting requirements.
21 Notify Higher Supervision 22 Return To Procedure Or Guidance In Effect
.END -
LOSS OF RHR WHILE OPERATING AT RCS REDUCED REV: 11 INVENTORY CONDITIONS PAGE 1 of 1 AP-RHR.2 APPENDIX LIST TITLE
- 1) ATTACHMENT NORMAL RHR COOLING (ATT-14.0)