ML091520346
| ML091520346 | |
| Person / Time | |
|---|---|
| Site: | Palisades  |
| Issue date: | 07/07/2008 |
| From: | NRC/RGN-III |
| To: | Entergy Nuclear Palisades |
| Shared Package | |
| ML082200311 | List: |
| References | |
| Download: ML091520346 (16) | |
Text
Appendix D Scenario Outline Form ES-D-1 Facility: PALISADES Scenario No.: ONE Op-Test No.: 1 Examiners: ____________________________ Operators:
Initial Conditions:
The Plant is at 75% power due to a forced outage. P-54A, Containment Spray Pump out of service for seal cooler inspection and is currently 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> into the 72 hour8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> LCO.
Turnover: Shift orders are to start a power escalation at 6% per hour (conditioned fuel).
Event No.
Malf. No.
Event Type*
Event Description 1
N/A SRO(N)
RO(R)
BOP(N)
Commence power escalation at 3% per hour 2
CC02 SRO(C)
RO(C)
P-52A, Component Cooling Water Pump Trips (STANDBY pumps fail to start) 3 FT01B SRO(C)
BOP(C)
B Main Feedwater Pump trips 4
SI04D SRO(C)
T-82D, Safety Injection Tank loss of pressure (leak) 5 MS03A ALL (C)
A S/G Main Steam Line Leak Inside Containment (small leak requiring a manual plant trip) 6 Override RO(I)
BOP(I)
C-02 Reactor Trip P/B fails (requires trip from C-06) 7 MS03A ALL (M)
ESDE inside containment (ramped in at time of trip) 8 ED13A SRO (I)
RO (I)
Left Channel SI Initiate Signal Fails (N)ormal, (R)eactivity, (I)nstrument, (C)omponent, (M)ajor
Scenario 1 - Simulator Operator Instructions IC-70 (on tape drive)
INSERT CC13B (PIDCC01), P-52B fails to start in AUTO INSERT CC13C (PIDCC01), P-52C fails to start in AUTO INSERT ED13A (PIDSI01), SI Auto Initiation Signal fails on left channel INSERT CH05A (PIDCH01), Left Channel Containment Spray Fails to actuate INSERT SI28 (PIDSI03), P-54A, Containment Spray Pump Breaker Racked Out INSERT OVERRIDE Reactor Trip Pushbutton on Panel C-02 to OFF Hang Caution Tag on P-54A Hand-switch stating that it is Tagged Out Remote Type Instructions 1
MF CC02A (PIDCC01) P-52A, CCW Pump trips 2
MF FT01B (PIDFT01) Steam Gen FW Pump P-1B trip 3
MF SI04D (PIDSI04) T-82D, Safety Injection Tank loss of pressure 4
MF MS03A (PIDMS01) A S/G Main Steam Line Break Inside Containment; Severity value = 2%, 5 minute ramp MF MS03A (PIDMS01) A S/G Main Steam Line Break Inside Containment; Severity value = 5%
Create event trigger 5: Event: Reg Group 1 Rod 21 less than 110 Action: IMF_MS03A_5 6
RM MS20 (PIDMS01) Main Steam Dump Manual Valve CA-0781 and MS21 (PIDMS01) Main Steam Dump Manual Valve CA-0782, Remote value =
CLOSED SG09 (PIDMS01) Manual Throttle Vlv MS-101 for CV-0782 and SG11 (PIDMS01) Manual Throttle Vlv MS-103 for CV-0781, Remote value = 0 Create Event trigger 7: Event: ZLO1P(882)
Action: DMF CC13B This deletes the P-52B fail to start on standby malfunction to allow it to start on a safety injection signal.
Create Event trigger 7: Event: ZLO1P(882)
Action: DMF CC13C This deletes the P-52C fail to start on standby malfunction to allow it to start on a safety injection signal.
Special instructions:
Provide a marked up copy of GCL 5.1 completed through Step 4.5.
Provide Reactivity Sheets for Core Life.
Scenario 1 - Turnover Information The plant is at 75% power. P-54A, Containment Spray Pump is tagged out for a seal cooler inspection and is currently 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> into the 72 hour8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> LCO. A Heat Balance has just been completed. Shift orders are to start a power escalation at 6% per hour.
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
1 Page 1 of 1 Event
Description:
Raise Power Following a hold at 75% Power Time Position Applicant's Actions or Behavior BOP Operates turbine generator on the DEH panel for power escalation @ 3% per hour:
ENTERS setter value SELECTS rate of 3% per hour PUSHES GO pushbutton and observes white light illuminate Informs CRS/RO that turbine is in GO RO Performs periodic dilutions and/or control rod manipulations to maintain TAVE within 3°F of TREF For Dilution:
RESET PMW Controller if not already RESET SET quantity and batch flow limit on FIC-0210A, PMW flow controller OPEN CV-2155, Make Up Stop Valve PUSH start pushbutton on FIC-0210A VERIFIES FIC-0210A output signal at zero when dilution complete CLOSES CV-2155 MONITORS reactor power and TAVE For Control Rod manipulations:
WITHDRAWS Group 4 Regulating Rods in increments specified by CRS MONITORS reactor power and TAVE RO May divert CVCS letdown to Clean Waste as VCT level rises:
PLACES CV-2056, Letdown to VCT or Radwaste, in the TO CLEAN WASTE RCVR TANKS position When desired VCT level is achieved, PLACES CV-2056 to the AUTO or TO VOL CNTRL TANK position (then AUTO)
After power has been raised 1%-2% OR at the discretion of the Lead Examiner, INSERT TRIGGER #1
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
2 Page 1 of 2 Event
Description:
P-52A, CCW Pump trips, Standby pumps fails to auto start Time Position Applicant's Actions or Behavior RO Diagnose failure of P-52A, CCW Pump:
Indications: P-52A tripped; P-52A amps read 0; CCW discharge pressure reads 0 psig Major alarms: EK-1155, West Rm Eng Safeguards Pps CLG Wtr LO Flow; EK-1156, East Rm Eng Safeguards Pps CLG Wtr LO Flow; EK-1167, Component CLG Pumps P-52A, P-52B, P-52C Trip; EK-1169, Component CLG Pump Discharge LO Press; EK-0703, Letdown HT EX Tube Outlet HI Temp; EK-0931, Pri Coolant Pump P-50A CLG Wtr LO Flow; EK-0932, Pri Coolant Pump P-50B CLG Wtr LO Flow; EK-0933, Pri Coolant Pump P-50C CLG Wtr LO Flow; EK-0934, Pri Coolant Pump P-50D CLG Wtr LO Flow BOP May go to HOLD on the turbine SRO Enters ONP-6.2, Loss of Component Cooling Directs start of available CCW Pump, P-52B, CCW Pump or P-52C, CCW Pump RO CHECKS CCW Surge Tank level for adequate inventory STARTS P-52B or P-52C RO No Operator actions for alarms EK-1155, EK-1156, EK-1167, EK-1169, EK-0703, EK-0931, EK-0932, EK-0933, EK-0934 (check valves for proper alignment, refer to ONP-6.2)
SRO/BOP May dispatch AO to check Pump and Breaker status Simulator Operator - When contacted by Control Room as AO to check pump and/or breaker status, wait 5 minutes and REPORT: the pump is hot to the touch and the breaker is tripped on time over current.
SRO May direct matching targets on P-52A handswitch to clear EK-1167 SRO Exits ONP-6.2
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
2 Page 2 of 2 Event
Description:
P-52A, CCW Pump trips, Standby pumps fails to auto start Time Position Applicant's Actions or Behavior SRO The following T.S. LCO applies:
3.7.7, Action: A.1, CCW Train (P-52A), 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> After CRS has briefed loss of P-52A OR at the discretion of the Lead Examiner, INSERT TRIGGER #2
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
3 Page 1 of 1 Event
Description:
B MFW Pump trips Time Position Applicant's Actions or Behavior BOP Diagnose failure of K7B/P-1B, B Main Feedwater Pump trip:
Indications: P-1B discharge pressure lowering; Turbine driver K-7B high and low pressure trip and throttle valves closed; A S/G level lowering Major alarms: EK-0149, FW Pump P1B Turbine K7B Trip; EK-0154, FW Pump P1B LO Suction Flow or LO Disch Press; EK-0159, FW Turbine K7B Oil System Trouble; EK-0962, Steam Gen E-50A LO Level BOP Immediate Action from ONP-3:
TAKE manual control of Feedwater System to stabilize S/G levels:
HIC-0526, K-7A Speed Controller, MANUAL pushbutton DEPRESSED Slide Bar TAKEN to the FASTER direction, raising MFW Pump speed SRO Enter ONP-3, Loss of Main Feedwater Directs taking manual control of running MFW Pump and raising speed BOP Operator actions from alarms: Enter ONP-3, may send AO to B MFW Pump to:
Investigate tripping and check oil system normal Place B MFW Pump on the turning gear SRO May enter ONP-26, Rapid Power Reduction, to reduce power Directs:
RO to INSERT Control Rods Group 4 approximately 10 inches BOP to initiate a Turbine Runback at 300%/hour RO to insert Control Rods as necessary to maintain TAVE to TREF within 3°F SRO May exit ONP-3, once S/G levels are stable with level 60% - 70%
After CRS has briefed loss of B MFW Pump OR at the discretion of the Lead Examiner, INSERT TRIGGER #3
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
4 Page 1 of 1 Event
Description:
T-82D, Safety Injection Tank loss of pressure Time Position Applicant's Actions or Behavior RO Diagnose failure of T-82D:
Indications: T-82D nitrogen pressure lowering Major alarms:
EK-1334, Safety Inj Tank HI-LO Pressure EK-1336, Safety Inj Tank LO pressure RO Operator actions for EK-1134:
CHECK tank level normal CHECK CLOSED CV-3051, T-82D Vent Valve ADJUST tank pressure per SOP-3 to clear alarm (Follow Up Action)
RO Operator actions for EK-1136:
CHECK tank level normal CHECK CLOSED CV-3051, T-82D Vent Valve CHECK tank pressure on PPC ADJUST tank pressure per SOP-3 to clear alarm (Follow Up Action)
SRO Declares Tank inoperable while the pressure switch is actuated The following T.S. LCO applies:
3.5.1, Action: B.1, enter due to loss pressure in SIT After CRS has briefed loss of pressure in T-82D OR at the discretion of the Lead Examiner, INSERT TRIGGER #4
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
5/6 Page 1 of 1 Event
Description:
ESDE Inside Containment requiring a Plant trip Time Position Applicant's Actions or Behavior SRO/RO/BOP Diagnose ESDE Inside Containment:
Indications: TAVE lowering; A Charging Pump speed rising; Containment Pressure rising Major alarms: EK-1148, Fire System Panel C-47, C-47A/B or C-49 Off Normal; EK-1344, Containment Air Cooler VHX-2 Dry Pan HI Level; EK-1346, Containment Air Cooler VHX-4 Dry Pan HI Level; EK-1362, Containment Pressure Off Normal RO/BOP No Operator actions apply to EK-1148, EK-1344, EK-1346, and EK-1362, for ESDE SRO Enters ONP-9, Excessive Load Directs Plant trip RO DEPRESSES CO-2 Panel Reactor Trip Pushbutton (Reactor does not trip)
BOP DEPRESSES CO-6 Panel Reactor Trip Pushbutton (CRITICAL TASK PL-000 447 05 01)
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
7/8 Page 1 of 7 Event
Description:
EOP-1.0 actions/EOP-6 (larger ESDE)/Left Channel SI Failure Time Position Applicant's Actions or Behavior RO Informs SRO that Left Channel SI Initiate pushbutton PUSHED OR STARTED Left Train HPSI and LPSI Pumps and OPENED all Loop Injection Valves, CONTINGENCY ACTION:
Containment pressure >.85 psig ENSURE ALL available HPSI and LPSI Pumps operating with associated Loop Isolation Valves open (CRITICAL TASK PL-000 433 05 01)
RO Informs SRO that CV-3001 OPENED and P-54B and P-54C STARTED:
CONTINGENCY ACTION:
Containment pressure 4.0 psig ENSURE OPEN ALL available Containment Spray Vales ENSURE ALL available Containment Spray Pumps are operating (CRITICAL TASK PL-000 433 05 01)
SRO EOP-1.0 verbal verifications RO Reactivity Control: YES Reactor power lowering negative SUR maximum of one control rod not inserted BOP Main Turbine Generator criteria: YES Main Turbine tripped Generator disconnected from grid BOP Feedwater criteria: YES:
PLACES Main FWP Controller to MANUAL RAMPS to minimum speed:
YES/NO: (A NO answer may be given due to MSIVs being closed (no steam to MFWPs))
Main FRV and B/Ps CLOSED
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
7/8 Page 2 of 7 Event
Description:
EOP-1.0 actions/EOP-6 (larger ESDE)/Left Channel SI Failure Time Position Applicant's Actions or Behavior BOP Vital Auxiliaries-Electric:
Buses 1C and 1D energized: YES Bus 1E energized: NO Bus 1A and 1B energized: YES Y-01 energized: YES Six DC Buses energized: YES 3 of 4 Preferred AC Buses energized: YES RO PSC Inventory Control:
PZR level 20% - 80% YES OR NO (Depends on timing)
PZR level trending 42% - 57% NO PCS 25°F subcooled YES RO PCS Pressure Control:
PZR pressure 1650 - 2185 psia YES OR NO (Depends on timing)
PZR pressure trending toward 2010 - 2100 psia NO RO Core Heat Removal:
May secure ALL PCPs due to loss of CCW for cooling at least one PCP operating: NO Verify Loop T less than 10°F: NO Verify PCS at least 25°F subcooled: YES BOP PCS Heat Removal:
Verify at least one S/G has; level 5% - 70%; Feedwater available: YES Verify TAVE 525°F - 540°F: NO Verify BOTH S/G pressures 800 psia - 970 psia: NO SRO MAY direct isolating AFW to A S/G
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
7/8 Page 3 of 7 Event
Description:
EOP-1.0 actions/EOP-6 (larger ESDE)/Left Channel SI Failure Time Position Applicant's Actions or Behavior BOP If directed to isolates AFW to A S/G:
SELECTS MANUAL on FIC-0749, P-8A/B flow to S/G A SELECTS MANUAL on FIC-0737A, P-8C flow to S/G A Ensuring/raising flow output to 100% on each controller (RED signal indicator to the full right position)
CLOSES CV-0522B, Steam from A S/G to P-8B, Turbine Driven AFW Pump RO Containment Isolation: NO Containment pressure > 0.85 psig Contingency Actions:
If/When Containment pressure > 4.0 psig perform all of the following:
VERIFY EK-1126 (CIS Initiated) OR PUSH High Radiation Pushbuttons on Panel 13 ENSURE CLOSED: Both MSIVs (MO-0510 and MO-0501); Main FRVs; Main MFRV Bypasses; CCW Isolation Valves ENSURE EK-1342 (Safety INJ Initiated) OR PUSH left and right Injection Initiate pushbuttons on Panel EC-13 ENSURE ALL HPSI and LPSI Pumps operating with associated Loop Isolation Valves open RO will have to either PUSH the left channel SI Initiate Pushbutton OR START Left Train HPSI and LPSI Pumps as well as OPEN all Loop Injection Valves - if not already done (CRITICAL TASK PL-000 433 05 01, if not previously done))
BOP Containment Isolation:
Verify Containment Area Monitor alarms clear: NO (All four in alarm, not collaborated with High Range Gamma Monitors)
Verify Condenser Off Gas Monitor alarm clear: YES Verify Main Steam Line Monitor alarms clear: YES
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
7/8 Page 4 of 7 Event
Description:
EOP-1.0 actions/EOP-6 (larger ESDE)/Left Channel SI Failure Time Position Applicant's Actions or Behavior RO Containment Atmosphere: NO Containment temperature > 125°F Containment Pressure > 0.85 psig Containment Pressure 4.0 psig, perform the following:
ENSURE OPERATING ALL available Containment Air Cooler A Fans ENSURE OPEN ALL available Containment Spray Valves ENSURE ALL available Containment Spray Pumps are operating RO will have to OPEN CV-3001, Left Channel Containment Spray Valve, and START P-54B and P-54C, Containment Spray Pumps -if not already done (CRITICAL TASK PL-000 433 05 01, If not previously done) )
RO Vital Auxiliaries - Water: YES Verify at least two SW Pumps operating Verify BOTH Critical SW Headers in operation with pressure > 42 psig Verify at least one CCW Pump operating RO Vital Auxiliaries - Air: YES Instrument Air Pressure > 85 psig BOP PLACES left train CRHVAC in emergency mode:
STARTS V-26A Air Filter Unit Fan ENSURES OFF: V-94, Purge Fan; V-47, Switchgear Exhaust Fan STARTING V-26A may not have to be done, depending if CHP has occurred BOP Verify BOTH of the following: YES At least one Condensate Pump operating At least one Cooling Tower Pump operating SRO MAY direct isolating AFW to A S/G
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
7/8 Page 5 of 7 Event
Description:
EOP-1.0 actions/EOP-6 (larger ESDE)/Left Channel SI Failure Time Position Applicant's Actions or Behavior BOP If directed to isolates AFW to A S/G:
SELECTS MANUAL on FIC-0749, P-8A/B flow to S/G A SELECTS MANUAL on FIC-0737A, P-8C flow to S/G A Ensuring/raising flow output to 100% on each controller (RED signal indicator to the full right position)
CLOSES CV-0522B, Steam from A S/G to P-8B, Turbine Driven AFW Pump RO TRIPS ALL Primary Coolant Pumps due loss of CCW cooling SRO Performs Event Diagnostic Flow Chart per EOP-1.0, Attachment 1 Diagnoses EOP-6.0, Excess Steam Demand Event Performs EOP-6.0 strategy brief Establishes PCS pressure and temperature bands with RO Directs SE to perform Safety Function Status checks for EOP-6.0 SRO Directs performance of EOP Supplement 5, Checklist for Safeguards Equipment Following SIAS BOP COMPLETES EOP Supplement 5 SRO Directs check to verify minimum SI flow per EOP Supplement 4, Pre-RAS Minimum HPSI Injection Flow BOP CHECKS EOP Supplement 4 SRO Directs performance of EOP Supplement 6, Checklist For Containment Isolation and CCW Restoration BOP COMPLETES EOP Supplement 6 SRO May direct steaming unaffected S/G (B) to within 50 psia of affected S/G (A)
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
7/8 Page 6 of 7 Event
Description:
EOP-1.0 actions/EOP-6 (larger ESDE)/Left Channel SI Failure Time Position Applicant's Actions or Behavior RO Begins steaming B S/G:
HIC-0780A, Steam Dump Controller, MANUAL pushbutton PUSHED Slidebar taken to the OPEN position SRO May direct use of PZR Auxiliary Spray to lower PCS pressure RO Refers to EOP Supplement 37, PZR Pressure Control Using Auxiliary Spray:
ENSURE CV-1057 and CV-1059 switches in CLOSE ENSURE at least one charging pump in operation ENSURE OPEN HS-2111, Charging Line Stop ENSURE CLOSED MO-3072, Charging Pump Discharge to Train 2 OPERATE HS-2117, Aux. Spray CV-2117 keyswitch as desired SRO Directs placing handswitches for Letdown Orifice Stop Valves to close RO PLACES handswitches to CLOSE:
HS-2003 (CV-2003)
HS-2004 (CV-2004)
HS-2005 (CV-2005)
SRO Directs isolating A S/G per EOP Supplement 17, A S/G ESDE Isolation Checklist BOP Isolates A S/G per Supplement 17: (CRITICAL TASK PL-000 209 05 01)
CLOSE CV-0742, A S/G Main Feed Reg Block Valve CLOSE S/G E-50A Blowdown Valves: CV-0767, CV-0771, and CV-0739
Appendix D Required Operator Actions Form ES-D-2 Op-Test No.: 1 Scenario No.: ONE Event No.:
7/8 Page 7 of 7 Event
Description:
EOP-1.0 actions/EOP-6 (larger ESDE)/Left Channel SI Failure Time Position Applicant's Actions or Behavior Simulator Operator: When instructed by BOP to isolate A S/G outside the Control Room per Supplement 13, INSERT TRIGGER # 6, isolating air and manual valves (MV-MS-103 and MV-MS-101) to CV-0781 and CV-0872, A S/G Atmospheric Steam Dump Valves.
SRO: Emergency Classification Level: Unusual Event, FU1, Loss of Containment Barrier (Containment pressure GREATER THAN 4.0 psig with LESS THAN one full train of depressurization equipment operating)
TERMINATE Scenario when A S/G has been isolated per EOP Supplement 17 OR at the discretion of the Lead Examiner.