ML072920319
| ML072920319 | |
| Person / Time | |
|---|---|
| Site: | Quad Cities  |
| Issue date: | 10/18/2007 |
| From: | NRC/RGN-III/DRS/OLB |
| To: | Exelon Generation Co, Exelon Nuclear |
| References | |
| 50-254/07-301, 50-265/07-301 50-254/07-301, 50-265/07-301 | |
| Download: ML072920319 (63) | |
Text
Appendix D Scenario Outline Form ES-D-1 Facility: Quad Cities Unit 1 & 2 Scenario No.: 1 Time Start: _______
Examiners: ____________________________ Operators:
(SRO)_______________________
(ATC)________________________
(BOP)________________________
Initial Conditions: Reactor Power is at 90% and 100% rod line. Torus Cooling is running with 1A and 1B RHR pumps and 1A and 1B RHRSW pumps running to the 1A RHR Heat exchanger.
Turnover: Raise reactor power to 100% using recirculation flow. Secure RHR Torus Cooling.
Event No.
Malf. No.
Event Type*
Event Description 1
R (ATC)
Raise recirculation flow to achieve 100% power IAW QCOP 0202-03 and QCGP 3-1.
2 N (BOP)
Shut down RHR Torus Cooling.
3 I/C (ATC)
Fail LPRM 16-33-C DOWNSCALE.
4 I/C (BOP),
TS (SRO)
Fail EHC Pressure regulator downscale (Pressure > 1005 psig). Take actions IAW QCOA 5650-01. TS 3.2.2.
5 I/C (BOP)
RWCU Area Hi Area Temperature ( >165 degrees F) due to steam leak.
Failure of automatic isolation function.
6 I/C (ATC)
TS (SRO)
ATWS/ECCS/RFP/HPCI/RCIC/TURB transmitter 1-0263-23A slowly fails downscale. TS 3.3.2.2, 3.3.3.1, 3.3.4.1, 3.3.5.1 7
M (all)
Rising Containment pressure and temperature due to a LOCA. Initiate an Emergency Depressurization when torus pressure cannot be maintained or when drywell temperature cannot be restored.
8 I/C (all)
Drywell Spray failure with a subsequent failure of drywell coolers to restart.
(N)ormal, (R)eactivity, (I)nstrument, (C)omponent, (M)ajor, (T)echnical Specification
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.: 1 Event No.: 1 Page _1__ of _1__
Event
Description:
Raise recirculation flow to achieve 100% power IAW QCOP 0202-03 and QCGP 3-1.
Time Position Applicants Actions or Behavior NOTE Crew can perform Event 2 concurrently with Event 1.
SRO Provides SRO oversight for reactor power increase using core SRO Directs RO to perform QCOP 0202-03 IAW step F.3.
NOTE Recirc flow control should be in MASTER Mode at the beginning of this scenario.
ATC Depresses RAISE pushbutton on 1-0262-22, MASTER SPEED ATC Raises Recirculation flow to achieve 100% power at 100% rod NOTE Crew can proceed to Event 2.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.: 1 Event No.: 2 Page _1__ of _1__
Event
Description:
Shut down RHR Torus Cooling Time Position Applicants Actions or Behavior NOTE Crew can perform Event 1 concurrently with Event 2.
SRO Provides SRO oversight for shut down of RHR Torus Cooling.
BOP Obtains a copy of procedure QCOP 1000-09.
BOP Throttles closed MO 1-1001-36A/B.
BOP Stops running RHR pump and fully close MO 1-1001-36A/B.
BOP Closes MO 1-1001-34A/B.
BOP Opens MO 1-1001-16A/B.
BOP Opens MO 1-1001-18A/B.
CUE:
Inform the candidate that another operator will secure RHRSW.
NOTE Crew can proceed to Event 3.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.: 1 Event No.: 3 Page _1_ of _3__
Event
Description:
Fail LPRM 16-33-C downscale.
Time Position Applicants Actions or Behavior ATC Reports LPRM DOWNSCALE alarm to SRO.
ATC References Annunciator Procedure.
ATC Reports LPRM 16-33-C is DOWNSCALE.
ATC Selects rod near LPRM location; reports all other C level detectors in area read normally.
ATC/
BOP Demands OD-8 printout.
SRO Refers to QCOP 0700-03.
SRO Directs actions of QCOP 0700-03.
SRO Fills out LPRM bypass card and log per QCOP 0700-03, Attachment B.
ATC/
BOP Reports APRM 2 will have only ONE C level input when LPRM is bypassed.
ATC/
BOP Reports APRM 2 will have more than minimum number of inputs.
Appendix D Required Operator Actions Form ES-D-2
Quad Cities Scenario No.: 1 Event No.: 3 Page _2_ of _3_
Event
Description:
Fail LPRM 16-33-C downscale.
Time Position Applicants Actions or Behavior ATC/
BOP Reports no APRM or IRM channels are bypassed.
SRO Refers to QCOP 0700-04 to bypass APRM.
ATC Verifies min APRMs per TS and TRM.
ATC Bypass APRM 2 with joystick and verifies bypass light lit.
SRO Refers to QCOP 0300-10 to address OPRMs.
ATC Place status tag on APRM 2 joystick.
ATC Determines appropriate OPRM affected.
ATC Bypasses OPRM with joystick and verifies white light lit.
ATC Places a status tag on joystick.
SRO Refers to QCAP 0230-19 for APRM outage report.
ATC Bypass LPRM 16-33-C on APRM 2.
ATC Verifies count meter drops 5%.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 3 Page _3_ of _3_
Event
Description:
Fail LPRM 16-33-C downscale.
Time Position Applicants Actions or Behavior ATC Resets LPRM alarm on APRM.
ATC Verifies full core display alarm light off and LPRM alarm clears.
NOTE Crew can proceed to Event 4.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 4 Page _1_ of _1_
Event
Description:
Failure of EHC Pressure Regulator downscale (Pressure > 1005 psig). Take actions IAW QCOA 5650-01.
Time Position Applicants Actions or Behavior ATC/
BOP Observes one of the following symptoms:
Reactor pressure (3 psig higher) and power change; Erratic Turbine Control Valve swing; Erratic Main Generator swing; Backup EHC pressure regulator B in control.
SRO Directs activities subsequent to pressure regulator failure.
BOP Verifies that EHC pressure regulator B is now in control BOP Refers to QCOA 5650-01 for subsequent actions.
BOP Determines that reactor pressure is > 1005 psig.
BOP Reduces pressure to < 1005 psig using Pressure Set SRO Enters into TS LCO 3.2.2, Action A SRO Directs QNE to implement the altermnative thermal limit set for Turbine Control Valve slow closure within two hours of the pressure regulator failure.
NOTE Crew can proceed to Event 5.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.: 1 Event No.: 5 Page _1_ of _2__
Event
Description:
RWCU Area High Area Temperature (> 165 degrees F) due to steam leak. Failure of automatic isolation function.
Time Position Applicants Actions or Behavior BOP Reports RWCU Area Temperature High alarm to SRO.
BOP References annunciator procedure, QCAN 901(2)-4 A-12.
BOP Monitor temperature in RWCU Area.
NOTE RWCU Area temperature is > 165 degrees F SRO Enters into QGA 300 for High Area Temperature.
SRO/
BOP Determine that RWCU system failed to isolate when temperature in the RWCU Area exceeded 165 degrees F.
SRO Direct BOP to manually isolate the RWCU system as per QCAN 901(2)-4 A-12.
BOP Close MO 1(2)-1201-2, Pump Suction Isolation Valve.
BOP Close MO 1(2)-1201-5, Pump Suction Isolation Valve.
BOP Close MO 1(2)-1201-80, Return Isolation Valve BOP Verifies RWCU High Area Temperature has stabilized.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 5 Page _2_ of _2_
Event
Description:
RWCU Area High Area Temperature (> 165 degrees F) due to steam leak. Failure of automatic isolation function.
Time Position Applicants Actions or Behavior NOTE Start Event 6 at this point. SRO may determine that it is necessary to depressurize RWCU. If so, depressurization will take place concurrently with Event 6.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 6 Page _1_ of _2_
Event
Description:
ATWS/ECCS/RFP/HPCI/RCIC/TURB transmitter 1-0263-23A slowly fails downscale.
Time Position Applicants Actions or Behavior ATC Recognizes LI 1-0263-100 is trending downscale.
ATC Verifies RPV level is stable by cross checking to other RPV level instruments, FRV position and steam flow/feed flow mismatch.
ATC Reports 901-3, G-15, Reactor Vessel Low Low Level is alarming and refers to QCAN.
ATC/
BOP Verifies no ECCS system or RCIC has started.
ATC/
BOP Determine if any instrument testing is being performed.
ATC Inform SRO to perform QCOS 1600-06.
BOP Refers to QCOA 0600-12, FWLC System Trouble, for DFWLC system alarm.
ATC/
BOP Verifies RPV level is stable.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 6 Page _2_ of _2_
Event
Description:
Time Position Applicants Actions or Behavior All Contact Maintenance to inform them of failure.
ATC Acknowledges OS alarm IAW QCOP 0600-21.
SRO Refers to TS, QCAP 0230-19,QCOS 1600-05 and QCOS 1600-06.
SRO Determines the following TS LCOs apply:
TS 3.3.2.2 - RFP/Turb High Level Trip; TS 3.3.5.1, Function 3.c - HPCI Turb High Level Trip; TS 3.3.5.2, Function 2 - RCIC Turb High Level Trip; TS 3.3.3.1, Function 2.b - Post Accident Monitoring.
NOTE Crew can proceed to Event 7
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 7 Page _1_ of _7_
Event
Description:
Rising Containment pressure and temperature due to a LOCA. Initiate an Emergency Depressurization when torus pressure cannot be maintained or when drywell temperature cannot be restored.
Time Position Applicants Actions or Behavior ATC/BOP Reports to SRO alarm 901-3 A-16, PRIM CNMT HI PRESS, actuated and refers to annunciator procedure.
ATC/BOP Reports drywell pressure rising.
SRO Refers to QCOA 0201-01.
ATC/BOP Performs actions to:
Investigate cause of increasing Drywell pressure; Attempt to isolate leak; If a reactor scram or Group II isolation occur, refer to appropriate QGA.
ATC/BOP Notifies Radiation Protection of elevated drywell pressure.
ATC/BOP Monitor leak rate.
ATC/BOP Starts another drywell cooler before drywell pressure reaches 2.5 psig.
SRO Briefs crew on expected auto actions at 2.5 psig.
SRO Enters QGA 100 and QGA 200 when drywell pressure reaches 2.5 psig.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 7 Page _2_ of _7_
Event
Description:
Rising Containment pressure and temperature due to a LOCA. Initiate an Emergency Depressurization when torus pressure cannot be maintained or when drywell temperature cannot be restored.
Time Position Applicants Actions or Behavior SRO Re-enters QGA 100.
ATC/BOP Verifies isolations, ECCS starts, and DG starts (as applicable).
ATC/BOP Reports ECCS auto started.
ATC/BOP Reports Group II isolation occurred properly.
ATC/BOP Controls HPCI manually to control injection.
ATC/BOP Reports Diesels auto started.
ATC/BOP Controls level 0 - 48 inches.
ATC/BOP Confirms pressure is stabilized to below 1060 psig with ADS.
ATC/BOP Initiates RPV cooldown at #100 degrees F/hr with bypass valves, (if MSIVs are opened), or ADS valves as appropriate.
SRO Directs rapid RPV depressurization using Main Turbine bypass valves when entry into QGA 500-1 RPV Blowdown is anticipated.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 7 Page _3_ of _7_
Event
Description:
Rising Containment pressure and temperature due to a LOCA. Initiate an Emergency Depressurization when torus pressure cannot be maintained or when drywell temperature cannot be restored.
Time Position Applicants Actions or Behavior ATC/BOP Opens all Turbine Bypass valves using the bypass jack.
ATC/BOP Reports load shed has occurred tripping RBCCW pumps and drywell coolers.
SRO Directs actions of QCOP 5750-19 to restore RBCCW and DW coolers.
ATC/BOP Verifies Bus 18 and 19 voltage >450 volts.
ATC/BOP Takes the U1 DIV I DW CLR/RBCCW/FPC TRIP BYPASS switch to BYPASS position.
ATC/BOP Takes the U1 DIV II DW CLR/RBCCW/FPC TRIP BYPASS switch to BYPASS position.
ATC/BOP Starts 1A RBCCW pump.
ATC/BOP Starts 1B RBCCW pump.
ATC/BOP Starts drywell coolers one at a time.
ATC/BOP Starts Drywell Booster Fan.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 7 & 8 Page _4_ of _7_
Event
Description:
Rising Containment pressure and temperature due to a LOCA. Initiate an Emergency Depressurization when torus pressure cannot be maintained or when drywell temperature cannot be restored.
Time Position Applicants Actions or Behavior SRO Directs actions of QGA 200.
SRO Directs torus pressure when torus pressure is >2.5 psig.
ATC/BOP Verifies torus level < 27 feet.
ATC/BOP Initiates torus sprays.
SRO Verifies drywell parameters are within DSIL curve when torus pressure exceeds 5 psig.
ATC/BOP Verifies Torus level <17 feet.
ATC/BOP Verifies recirc pumps tripped.
ATC/BOP Trips all drywell coolers when directed by SRO.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 7 & 8 Page _5_ of _7_
Event
Description:
Event 7: Rising Containment pressure and temperature due to a LOCA. Initiate an Emergency Depressurization when torus pressure cannot be maintained or when drywell temperature cannot be restored.
Event 8: Drywell Spray failure with a subsequent failure of drywell coolers to restart.
Time Position Applicants Actions or Behavior NOTE Event 8 begins. (Drywell Spray failure with a subsequent failure of drywell coolers to restart.)
NOTE From this point forward, Events 7 and 8 will run concurrently.
ATC/BOP Attempts to initiate drywell sprays.
ATC/BOP Reports unable to initiate drywell sprays.
SRO Directs NLO investigate 26B valve breaker.
ATC/BOP Attempts to restart srywell coolers.
ATC/BOP Reports unable to restart drywell coolers.
ATC/BOP Starts torus cooling.
ATC/BOP Monitors torus level.
ATC/BOP Starts CAMs, monitors drywell and torus hydrogen and oxygen concentration.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 7 & 8 Page _6_ of _7_
Event
Description:
Event 7: Rising Containment pressure and temperature due to a LOCA. Initiate an Emergency Depressurization when torus pressure cannot be maintained or when drywell temperature cannot be restored.
Event 8: Drywell Spray failure with a subsequent failure of drywell coolers to restart.
Time Position Applicants Actions or Behavior SRO Enters QGA 500-1 to blowdown the vessel when it is determined drywell temperature cannot be restored below 280 degrees F or torus cannot be maintained within PSP limits.
SRO Directs actions of QGA 500-1.
SRO/
ATC/BOP Report Drywell pressure above 2.5 psig.
ATC/BOP Prevent injection from Core Spray and LPCI not needed for Core Cooling by diverting LPCI flow or placing pumps in PTL.
ATC/BOP Reports torus level > 5 feet.
ATC/BOP Opens all ADS valves, leaves switches in MAN.
ATC/BOP Verifies all ADS valves open by acoustic monitor indication.
SRO Stays in 500-1 for pressure control.
ATC/BOP Monitors level instrument watching for indications of saturation
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 7 & 8 Page _7_ of _7_
Event
Description:
Event 7: Rising Containment pressure and temperature due to a LOCA. Initiate an Emergency Depressurization when torus pressure cannot be maintained or when drywell temperature cannot be restored.
Event 8: Drywell Spray failure with a subsequent failure of drywell coolers to restart.
Time Position Applicants Actions or Behavior SRO Exits to QGA 500-1 when level instruments show indications of saturation conditions.
SRO Directs actions of QGA 500-4.
ATC/BOP Clsoes MSIVs and MSL drains.
ATC/BOP Reports RCIC isolated on low RPV pressure.
ATC/BOP Injects at a maximum flow rate with all available systems until reactor pressure is 59 psig above torus pressure and all 5 ADS vaolves are open.
NOTE End of Events 7 and 8. End of Scenario 1.
Appendix D Scenario Outline Form ES-D-1 Facility: Quad Cities Unit 1 & 2 Scenario No.: 2 Time Start: _______
Examiners: ____________________________ Operators:
(SRO)_______________________
(ATC)________________________
(BOP)________________________
Initial Conditions: Unit is shutting down. The shift is ready to begin step F.3 of QCGP 2-1. RHRSW B is OOS.
Turnover: QCGP 2-1 has been completed up to and including Step F.2.
Even t No.
Malf. No.
Event Type*
Event Description 1
N (BOP)
Transfer auxiliary power from XFMR 11 to XFMR 12 IAW QCGP 2-1 step F.3.
2 R (ATC)
Continue plant shutdown by inserting rods IAW step F.4 of QCGP 2-1 and 4-1.
3 Imf NM08B 100 I/C (ATC)
TS (SRO)
APRM channel #2 fails upscale with a failure to 1/2 scram. TS 3.3.1.1 4
I/C (BOP)
Feedwater Regulator Lockup.
5 I/C (ATC)
Rod misposition. Rod adjacent to rod being inserted drifts out one notch.
6 TS (SRO)
Large Lube Oil Leak from Unit 1 EDG. Unit 1 EDG to be declared INOPERABLE. TS 3.8.1, 3.7.1 7
I/C (BOP)
ADS Timer initiation. Invalid signal.
8 M (all)
Station Blackout occurs. Take actions to monitor plant parameters and restore electrical power IAW QCOA 6100-04, QCOA 6100-03 and/or QCOP 6500-08.
(N)ormal, (R)eactivity, (I)nstrument, (C)omponent, (M)ajor, (T)echnical Specification
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
2 Event No.: 1 Page _1_ of _1_
Event
Description:
Transfer auxiliary power from XRMR 11 to XFMR 12 IAW QCGP 2-1 step F.3.
Time Position Applicants Actions or Behavior SRO/BOP Calls BPO LD for permission to transfer aux power from transformer 11 to transformer 12.
BOP Turns on Synchroscope for XFMR 12 to Bus 11 and verifies XFMRs 11 and 12 are in phase and voltages are equal.
BOP Closes breaker from XFMR 12 to Bus 11.
BOP Opens breaker from XFMR 11 to Bus 11.
BOP Turns off Synchroscope.
BOP Turns on Synchroscope for XFMR 12 to Bus 14 and verifies XFMRs 11 and 12 are in phase and voltages are equal.
BOP Close the breaker from XFMR 12 to Bus 14.
BOP Opens breaker from XFMR 11 to Bus 14.
BOP Turns off Synchroscope.
NOTE Crew can proceed to Event 2.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
1 Event No.: 2 Page _1_ of _1_
Event
Description:
Continue plant shutdown by inserting rods IAW step F.4 of QCGP 2-1 and 4-1.
Time Position Applicants Actions or Behavior ATC Continue to insert rods in sequence per QCGP 4-1.
NOTE Crew can proceed to Event 3.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
2 Event No.: 3 Page _1_ of _2_
Event
Description:
APRM channel #2 fails upscale with a failure to 1/2 scram.
Time Position Applicants Actions or Behavior ATC Reports APRM #2 failed upscale.
ATC/BOP
/SRO Determines that a 1/2 scram was not inserted.
ATC Manually inserts a 1/2 scram on the affected (A) channel.
ATC/BOP
/SRO Verifies the APRM #2 channel is failed by checking the back panel indications.
SRO Directs APRM #2 bypassed IAW QCOP 0700-04, Step F.3.
SRO Verifies minimum number of OPERABLE APRMs per Ts 3.3.1.1 and 3.10.7 and TRM Section 3.3.a.
ATC Places APRM Bypass joystick to bypass APRM CH 2.
ATC/BOP Verifies B-14, D-2, H-1, C-14 are reset on the 901-5 panel.
ATC/BOP Places OPRM #2 to TEST.
ATC/BOP Verifies OPRM INOP LED lit and 901-5, H-1 alarms.
ATC/BOP Hangs an EST or AR tag on bypass joystick.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
2 Event No.: 3 Page _2_ of _2_
Event
Description:
APRM channel #2 fails upscale with a failure to 1/2 scram.
Time Position Applicants Actions or Behavior SRO Refers to QCAP 0230-19.
ATC/SRO Contacts Maintenance to investigate the APRM and RPS failures.
SRO Checks Tech Specs to insure requirements of TS 3.3.2.1 (Rod Block Actuation) are met.
NOTE Crew can proceed to Event 4. The following step resets the half scram. This can occur while Event 4 is running.
CUE Report to SRO that Maintenance has determined that the failure to scram was due to an APRM CH 2 circuit failure.
SRO/ATC Resets the 1/2 scram per QCOP 500-3.
CUE Crew can proceed to Event 4.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
2 Event No.: 4 Page 1 of 1 Event
Description:
Feedwater Regulator Lockup with a failure to reset.
Time Position Applicants Actions or Behavior NOTE When Feedwater Lockup event is initiated, reactor water level will increase with neither FWRV controlling water level. Operator will have to take manual control.
BOP Refers to QCOA 0600-01 to respond to feedwater regulator lockup event.
NOTE This event may occur swiftly and require immediate response. Procedure use would then be a followup response.
BOP Adjust deviation on 1 (2)-640-19A/B to match demand indication to A/B VLV POS INDICATOR.
BOP Depresses 1(2) A/B VLV RESET pushbutton and hold for 5 seconds.
NOTE FWRV response will not occur until manual control is taken.
BOP Take manual control of the Feedwater Regulators.
BOP Adjust Feedwater manually to maintain normal Band (+11 inches to +44 inches)
CUE Crew can proceed to Event 5. Event 5 may be performed concurrently with Event 4.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
2 Event No.: 5 Page _1_ of _1_
Event
Description:
Rod Misposition. Rod adjacent to rod being inserted drifts out one notch.
(Must still pick rods based upon insertion order.)
Time Position Applicants Actions or Behavior NOTE Event 5 may be performed concurrently with Event 4.
ATC Reports rod misposition.
ATC References QCOA 0300-04 to respond to rod misposition.
ATC Inserts the mispositioned control rod to its targeted position.
ATC/SRO Notifies QNE of the rod mispositioning.
CUE Crew can proceed to Event 6.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
2 Event No.: 6 Page _1_ of _1_
Event
Description:
Large Lube Oil Leak from Unit 1 EDG. Unit 1 EDG to be declared INOPERABLE. TS 3.8.1, 3.7.1, 3.4.7 Time Position Applicants Actions or Behavior CUE NSO calls Control Room and reports a large lube oil leak from the Unit 1 EDG.
SRO Enters into LCO 3.8.1, Condition B.
SRO Recognizes that SR 3.8.1.1 is required to be performed within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> and once per 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> thereafter.
SRO Recognizes, per TS Action 3.8.1, B.2, that A and C RHRSW Pumps must be declare INOPERABLE since B RHRSW pump is INOPERABLE.
SRO Recognizes that entry into LCO 3.7.1 is required. Action D.1 requires that One RHRSW subsystem be restored to OPERABLE status.
CUE Crew can proceed to Event 7.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
2 Event No.: 7 Page 1 of 1 Event
Description:
ADS Timer Initiation. Invalid signal.
Time Position Applicants Actions or Behavior BOP Reports that ADS A has initiated.
BOP Refer to QCAN 901(2)-3 B-13 to respond to ADS initiation.
BOP Confirms that Drywell pressure is < 2.43 psig.
BOP Confirms that Rx Low-Low Level > -56.78 inches.
BOP Depresses and holds pushbutton TIMER RESET for 3 seconds.
BOP Verifies that alarm does NOT clear.
BOP Places AUTO BLOWDOWN INHIBIT keylock switch to INHIBIT.
CUE Crew can proceed to Event 8.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
2 Event No.: 8 Page __1_ of _4__
Event
Description:
Station Blackout occurs. Take actions to monitor plant parameters and restore electrical power IAW QCOA 6100-04, QCOA 6100-03 and/or QCOP 6500-08.
Time Position Applicants Actions or Behavior ATC Reports that reactor has scrammed. Reports that all rods are in.
SRO Directs operators to take actions of QCOA 6100-3, LOSS OF OFF-SITE POWER.
BOP Attempts to start the unit 1 and the 1/2 diesel generator.
BOP/ SRO Dispatches an operator to start the Unit 1 and the 1/2 diesel generator locally.
BOP/ATC Places the following breakers in PTL IAW QCOA 6100-03:
- T11 to B11, B12, B13, B14
- T12 to B11, B12, B13, B14
- B13 to T15
- B14 to T16, T17
- B14 to B14-1
- B13 to B13-1
- B13-1 to T10
- B13 to T1A SRO/BOP/
ATC Dispatches NLO to investigate loss of T-12.
SRO/BOP/
ATC Dispatches an operator to locally monitor reactor water level at the 2201-5 and the 2201-6 racks or at the ATWS level indicators in the AUX electric room.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
2 Event No.: 8 Page _2_ of _4_
Event
Description:
Station Blackout occurs. Take actions to monitor plant parameters and restore electrical power IAW QCOA 6100-04, QCOA 6100-03 and/or QCOP 6500-08.
Time Position Applicants Actions or Behavior BOP/ATC Operates HPCI/RCIC as necessary to maintain RPV level and pressure.
BOP/ATC Verifies RB ventilation is isolated.
BOP/ATC Verifies Gen H2 Main seal oil pump or emergency H2 seal oil pump is running.
SRO Notifies U-2 SRO to restore power to both SBO 125 VDC battery chargers within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> per QCOA 6100-17.
BOP/ATC Places the following breakers/control switches in PTL and restores Bus 13-1 from Bus 23-1 IAW QCOP 6500-08, if 1/2 DG is not available.
- B13-1 & B61
- 1/2 DG to B13-1
- B13 to B13-1
- A CS pump
- A & B RHR pumps BOP/ATC Places the following breakers/control switches in PTL and restores Bus 24-1 IAW QCOP 6500-08, if Unit One DG is not available:
- B14 & B61
- U1 DG to B14-1
- B14 to B14-1
- B CS pump
- C & D pumps Appendix D Required Operator Actions Form ES-D-2
Quad Cities Scenario No.:
2 Event No.: 8 Page _3_ of _4_
Event
Description:
Station Blackout occurs. Take actions to monitor plant parameters and restore electrical power IAW QCOA 6100-04, QCOA 6100-03 and/or QCOP 6500-08.
Time Position Applicants Actions or Behavior SRO Directs Operators to backfeed Bus 13 from 13-1 and Bus 14 from 14-1 IAW QCOA 6100-03 when AC power is available.
BOP/ATC Places the following breakers/control switches in PTL:
- A, B, & C circulating water pumps
- A, B, C, & D condensate pumps
- A & B CRD pumps
- A, B, & 1/2 SW pumps BOP/ATC Manually starts U-1 and 1/2 DG.
BOP/ATC Dispatches NLO to perform DG post-start checks.
BOP/ATC Closes the Bus 13 to 13-1 tie circuit breakers and verifies there is no load increase on the 1/2 DG.
BOP/ATC Closes the Bus 14 to 14-1 tie circuit breakers and verifies there is no load increase on the unit 1 DG.
BOP/ATC Energizes 480 VAC busses as necessary.
BOP/ATC Restarts RBCCW system as soon as possible.
BOP/ATC Starts drywell coolers and booster fans as load will permit.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
2 Event No.: 8 Page _4_ of _4_
Event
Description:
Station Blackout occurs. Take actions to monitor plant parameters and restore electrical power IAW QCOA 6100-04, QCOA 6100-03 and/or QCOP 6500-08.
Time Position Applicants Actions or Behavior BOP/ATC Completes the actions of QCOA 6100-3.
SRO Reviews GSEP MS1 Loss of ALL AC Power for $15 minutes if neither B13-1 or B14-1 is energized within 15 minutes OR MA1 if either B13-1 or B14-1 is energized within 15 minutes.
Appendix D Scenario Outline Form ES-D-1 Facility: Quad Cities Unit 1 & 2 Scenario No.: 3 Time Start: _______
Examiners: ____________________________ Operators:
(SRO)_______________________
(ATC)________________________
(BOP)________________________
Initial Conditions: RHRSW pump 1A inoperable. Reactor power is at 100% and the FWLC System is in 3 element control.
Turnover: 1A RHRSW pump has been inoperable for 29 days and 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />, but is expected to be back in service within the hour.
Event No.
Malf.
No.
Event Type*
Event Description 1
N (BOP)
Transfer reactor level control from 3 element to 1 element and then back to 3-element.
2 R (ATC)
Reduce Power from 100% to 85% using recirculation flow.
3 TS (SRO) 1C RHRSW Inoperable (Water spilled/sprayed into motor casing.)
TS 3.7.1 15 minutes later, 1A RHRSW pump is returned to service. TS 3.7.1 4
I/C (ATC)
Control Rod Drive Pump Failure.
5 I/C (BOP)
TS (SRO)
Loss of Power to Bus 13-1 with a failure of the EDG to start.
TS 3.8.1, 3.7.1 6
I/C (BOP)
I/C (ATC)
R (ATC)
Turbine Generator slowly loses stator water cooling. Both ATC and BOP need to take actions IAW QCOA 5300-01.
7 M (all)
I/C (all)
MSL break with a failure to receive a Group 1 isolation on low steam pressure, close the MSIVs to limit plant cooldown to less than 100 degrees and recognize that a TS Safety Limit has been violated if pressure drops below 785 psig with power above 25%.
(N)ormal, (R)eactivity, (I)nstrument, (C)omponent, (M)ajor, (T)echnical Specification
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
3 Event No.: 1 Page ___ of ___
Event
Description:
Transfer reactor level control from 3 element to 1 element and then back to 3 element.
Time Position Applicants Actions or Behavior BOP Verifies that reactor water level is in the normal operating band with no unusual oscillations.
BOP Verifies that no power changes are in progress with steam and feed flow stable.
BOP Transfer reactor level control to 1-element.
BOP Monitor reactor level and feedwater flow to ensure stable system operation.
CUE Allow approximately 3 - 5 minutes for the system to stabilize. Instruct crew to transfer back to 3-element.
BOP Verify that reactor water level is between +25 and +35 with no unusual oscillations.
BOP Verify that there are no power changes in progress with steam and feed flow stable.
BOP Transfer reactor level control to 3-element.
Appendix D Required Operator Actions Form ES-D-2
Quad Cities Scenario No.:
3 Event No.: 1 Page _2_ of _2_
Event
Description:
Transfer reactor level control from 3 element to 1 element and then back to 3 element.
Time Position Applicants Actions or Behavior BOP Monitor reactor level and feedwater flow to ensure stable system operation.
CUE Crew can proceed to event 2.
Appendix D Required Operator Actions Form ES-D-2
Quad Cities Scenario No.:
3 Event No.: 2 Page _1_ of _1_
Event
Description:
Reduce power from 100% to 85% using recirculation flow.
Time Position Applicants Actions or Behavior SRO Directs load reduction from 100% power to 85% power using recirculation flow.
ATC Reduces recirculation flow to 85% using flow controller.
ATC Manipulates control rods as necessary to maintain 100% rod line.
BOP/SRO Monitors BOP equipment during load reduction.
CUE Crew can proceed to event 3.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
3 Event No.: 3 Page _1_ of _1_
Event
Description:
1C RHRSW Inoperable (Water spilled/sprayed into motor casing.) TS 3.7.1 15 minutes later, 1A RHRSW pump is returned to service. TS 3.7.1 Time Position Applicants Actions or Behavior CUE Operator reports that workers have spilled a bucket of water onto the 1C RHRSW. The water spilled into and inside of the motor casing.
SRO Recognize that entry into LCO 3.7.1 is required and Action A.1 and B.1 taken.
NOTE At this point, event 4 can be run concurrently with this event. However, both event 3 and 4 whould be complete before beginning event 5.
CUE Operator reports that work is complete on 1A RHRSW pump and that the pump is returned to service.
SRO Recognize that LCO 3.7.1, Action B can be exited.
SRO Recognize that the inoperability of 1C RHRSW pump only gives a 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> extension to the original A.1 completion time for the 1A RHRSW pump.
NOTE SRO should recognize that there is only 40 hours4.62963e-4 days <br />0.0111 hours <br />6.613757e-5 weeks <br />1.522e-5 months <br /> left before the plant needs to take the actions required under LCO 3.7.1, Action E.1 and E.2.
CUE Crew can proceed to event 4.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
3 Event No.: 4 Page _1_ of _1_
Event
Description:
Control Rod Drive Pump Failure (A Pump).
Time Position Applicants Actions or Behavior BOP Report that A CRD Pump has tripped.
BOP Verify MO 1(2)-301-2B, 1(2) B PMP DISCH VLV is closed.
BOP Throttle MO 1(2)-301-2B is to maintain 1400-1500 psig discharge pressure.
BOP Close MO 1(2)-301-2A, 1(2) A CRD PMP DSCH VLV.
BOP/SRO Dispatch an operator to verify proper operation of the running pump.
BOP Close 1(2)-301-254A, 1(2)A CRD PUMP MIN FLOW ISOLATION VLV.
BOP Open 1(2)-301-254B, 1(2)B CRD PUMP MIN FLOW ISOLATION VLV.
CUE Crew can proceed to event 5.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
3 Event No.: 5 Page _1_ of _1_
Event
Description:
Loss of Power to Bus 13-1 with a failure of the EDG to start. TS 3.8.1, 3.7.1 Time Position Applicants Actions or Behavior BOP Reports that power has been lost to Bus 13-1.
BOP Reports that the 1/2 DG failed to start and energizes Bus 13-1.
BOP Manually starts the 1/2 DG and energizes Bus 13-1 IAW QCOA. 6600-02.
BOP Reports that the 1/2 DG was manually started and 13-1 is energized.
BOP Verifies Bus 18 is energized.
SRO Recognize that entry into TS LCO 3.8.1, Condition B, is required.
SRO Recognizes that entry into TS LCO 3.7.1, Condition D, is required.
CUE Crew can proceed to event 6.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
3 Event No.: 6 Page _1_ of _2_
Event
Description:
Turbine Generator slowly loses stator water cooling. Both ATC and BOP need to take actions IAW QCOA 5300-01.
Time Position Applicants Actions or Behavior BOP Reports GEN STATOR COOLING PANEL TROUBLE alarm and refers to the annunciator procedure.
BOP/SRO Immediately dispatches an operator to the stator cooling water panel and the pumps.
BOP Checks Load Set for runback.
SRO Directs the actions of QCOA 5300-01.
BOP Reports unable to start standby stator cooling water pump.
BOP/ATC Initiates emergency power reduction to avoid a neutron flux scram per QCGP 3-1.
BOP Reduces VARS on generator to zero.
- 9th bypass valve open; or
- reactor pressure increasing; or
- oscillations on neutron monitoring BOP/SRO Dispatches an operator to the stator cooling panel to check stator cooling water conductivity.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
3 Event No.: 6 Page _2_ of _2_
Event
Description:
Turbine Generator slowly loses stator water cooling. Both ATC and BOP need to take actions IAW QCOA 5300-01.
Time Position Applicants Actions or Behavior BOP Checks stator amps < 7380 after runback.
ATC Reduces reactor power with recirculation flow and rods to
<33.5% core thermal power in prep for taking off the generator.
CUE Crew can proceed to event 7.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
3 Event No.: 7 Page _1_ of _3_
Event
Description:
MSL break with a failure to receive a Group 1 isolation on low steam pressure, close the MSIVs to limit plant cooldown to less than 100 degrees and recognize that a TS Safety Limit has been violated if pressure drops below 785 psig with power above 25%.
Time Position Applicants Actions or Behavior BOP Acknowledges 903-3 D1 Turbine Bldg Hi Rad alarm, informs SRO, and checks annunciator procedure.
BOP Monitors ARM trip units (901-11) and recorders (901-2) to validate alarm.
BOP/SRO Evacuate the affected areas.
BOP/SRO Notifies RP and operator of existing conditions and requests access control of affected areas and determination of source of radiation.
BOP/ATC Refers to QCOA 1800-01.
BOP/ATC Acknowledges 912-5 C-2 Turbine Bldg Low D/P alarm, informs SRO, and refers to annunciator procedure.
BOP/ATC Checks for proper fan operation.
BOP/ATC Dispatches personnel to check for open doors in building.
BOP/ATC Notify RP supervision.
Appendix D Required Operator Actions Form ES-D-2
Quad Cities Scenario No.:
3 Event No.: 7 Page _2_ of _3_
Event
Description:
MSL break with a failure to receive a Group 1 isolation on low steam pressure, close the MSIVs to limit plant cooldown to less than 100 degrees and recognize that a TS Safety Limit has been violated if pressure drops below 785 psig with power above 25%.
Time Position Applicants Actions or Behavior BOP/ATC Start additional fans as necessary.
BOP/ATC Reports TURBINE BLDG FLOOR DRAIN SUMP HIGH LEVEL alarm and refers to the annunciator procedure.
BOP/ATC Verifies sump pumps are running.
BOP/ATC Dispatches operator to check for leaking lines to sump.
BOP/ATC Reports turbine steam flow dropping and generator load dropping.
SRO Directs actions of QCOA 0201-05 Slow Leak Outside Containment BOP/ATC Using annunciators 901-3 D-1, 912-5 C-2, and 901-4 D-20, determines leak is likely in turbine building.
SRO Orders reactor scrammed and MSIVs shut to isolate leak.
Appendix D Required Operator Actions Form ES-D-2
Quad Cities Scenario No.:
3 Event No.: 7 Page _3_ of _3_
Event
Description:
MSL break with a failure to receive a Group 1 isolation on low steam pressure, close the MSIVs to limit plant cooldown to less than 100 degrees and recognize that a TS Safety Limit has been violated if pressure drops below 785 psig with power above 25%.
Time Position Applicants Actions or Behavior BOP/ATC Trips HWC???
BOP/ATC Monitors reactor building exhaust activity release rates on 1/2-1740-203 at 912-1 panel.
SRO Notified Shift Manager for possible E-Plan.
SRO Recognizes a safety limit has been violated if power is >25%
with reactor pressure <785 psig.
SRO Reviews E-Plan and declares no EAL classification.
SRO If TS Safety Limit was exceeded, determines 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> reportable to NRC per Reportability Manual.
SRO Determines 4 hour4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> ENS to NRC for RPS actuation, 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> ENS to NRC for manual GPI isolation.
CUE End of Event 7. End of Scenario 3.
Appendix D Scenario Outline Form ES-D-1 Facility: Quad Cities Unit 1 & 2 Scenario No.: 4 Time Start: _______
Examiners: ____________________________ Operators:
(SRO)_______________________
(ATC)________________________
(BOP)________________________
Initial Conditions: 1B Recirculation Pump is tripped, but it is ready to be started. B LPCI subsystem is Inoperable due to replacement of the D LPCI pump suction valve. The last performance of SR 3.8.1.3 for the Unit 1 EDG was 38 days ago.
Turnover: Unit Supervisor has directed the restart of 1B Recirculation Pump. Additionally, since the Unit EDG is in the last day of its required SR 3.8.1.3 periodicity, the BOP operator is to perform the Unit 1 EDG load test.
Event No.
Malf.
No.
Event Type*
Event Description 1
R (ATC)
Start 1B recirculation pump and monitor parameters IAW QCOP 0202-02. Raise flow for power ascension to 100% power.
2 N (BOP)
TS (SRO)
Perform Unit 1 EDG monthly load test. TS 3.8.1, 3.5.1 3
I/C (ATC)
TS (SRO)
Rod drifts out continuously. TS 3.1.3 4
I/C (BOP)
Trip of 1B Service Water Pump. Start 1A Service Water Pump.
5 I/C (ATC)
OPRM Channel 4 Failure 6
M (all)
I/C (all)
Loss of condenser vacuum leads to ATWS with ED required.
Terminate and prevent RPV injection except for boron, CRD, and RCIC. The following failures occur:
- 1) Failure of Main Turbine Bypass Valves;
- 2) Failure of RHR Pumps;
- 3) Failure of Torus vacuum breakers to close.
(N)ormal, (R)eactivity, (I)nstrument, (C)omponent, (M)ajor, (T)echnical Specification
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 1 Page _1_ of _2_
Event
Description:
Start 1B recirculation pump and monitor parameters IAW QCOP 0202-02. Raise flow for power ascension.
Time Position Applicants Actions or Behavior SRO Directs the restart of the 1B recirculation pump per QCOP 0202-02.
ATC Verifies on the speed controller it is in Manual and start permissive is met as indicated by speed demand set at 29% for 2A pump and 19.5% for 2B pump (as indicated on the control algorithm display on the OWS).
ATC Performs steps F.7 and F.9 of QCOP 0202-02.
SRO Verifies acceptance criteria in steps F.7.e and F.9.d.
ATC Starts the MG set by closing the drive motor breaker and verifies the speed controller indication increases to a peak of 80 percent speed, then decreases to minimum speed.
ATC Verifies the generator field breaker closes as indicated by the red GEN FIELD BKR A/B indicating light.
ATC Records the time the recirculation pump starts.
ATC Opens the MO 1-202-5B Pump Discharge Valve until flow is seen or dual valve position.
ATC If dual valve position indication or flow response is not observed in 2 minutes, the ATC trips the pump.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 1 Page _2_ of _2_
Event
Description:
Start 1B recirculation pump and monitor parameters IAW QCOP 0202-02. Raise flow for power ascension.
Time Position Applicants Actions or Behavior ATC Jogs the discharge valve open for 1/2 second intervals until pump flow reaches 8000 gpm. After each jog, observes APRM and flow response.
ATC Jogs the discharge valve open for 1 second intervals from 8000 gpm to 12000 gpm. After each jog, observes APRM and flow response.
ATC Jogs the discharge valve open for 3 second intervals from 12000 gpm to 16000 gpm or until no further flow response is seen. After each jog, observes APRM and flow response.
ATC Fully opens MO 1-202-5B ensuring control switch is left in the STOP position.
ATC/BOP Verifies instrumentation readings per QCOP 0202-02, step F.13.
ATC Performs step F.14 of QCOP 0202-02.
ATC Performs jet pump operability per QCOS 0202-07 and QCOS 0202-05 or QCOS 0202-06.
ATC Determines Total Core Flow and FCL.
CUE Crew can proceed to event 2.
Appendix D Required Operator Actions Form ES-D-2
Quad Cities Scenario No.:
4 Event No.: 2 Page 1 of 5 Event
Description:
Perform Unit 1 EDG monthly load test.
TS 3.8.1, 3.5.1 Time Position Applicants Actions or Behavior Need a copy of QCOS 6600-41.
CUE Operators in the U-1 Diesel Room have completed steps H.1.a through H.1.k of QCOS 6600-41, Attachment A. Steps H.3.c and H.3.d have also been completed.
CUE SRO will evaluate short duration time clock prior to continuing with evolution.
SRO Recognize that entry into TS LCO 3.8.1, Condition B, is required.
SRO Recognize that 1A RHR pump is also inoperable due to TS cascading Action statement 3.8.1, Action B.
SRO Recognize that entry into TS LCO 3.8.1, Condition D is required BOP Checks U1 DIESEL GEN VOLTS SELECT not in OFF.
BOP Notifies plant personnel of impending diesel start.
BOP Starts diesel generator by placing Diesel Gen Control Switch to START on 901-8 panel.
BOP Records diesel start time on QCOS 6600-01.
Appendix D Required Operator Actions Form ES-D-2
Quad Cities Scenario No.:
4 Event No.: 2 Page _2_ of _5_
Event
Description:
Perform Unit 1 EDG monthly load test.
Time Position Applicants Actions or Behavior BOP Directs operator to verify post start data for U-1 D/B per Attachment A.
CUE Wait 2 minutes and report, if asked, the following: The status is:
- 1) Upper and lower air start motors are retracted and secured;
- 2) DG Vent Fan is running;
- 3) Engine Speed 450 rpm;
- 4) DG Cooling Water Pump indicates running at panel 2251-37.
(Otherwise report H.3.i, Attachment A is complete)
BOP Directs Operator to record whether or not water was present in the airbox.
CUE The airbox drain is throttled, no water drained out.
BOP Direct Operator to open and lock 1-4699-122 or 121 (as applicable).
CUE Report that 1-4699-122 or 121 is open and locked.
BOP 5 minutes after start, directs Operator to increase DG speed to 900 rpm.
BOP Notifies SRO that Technical Specification time clock can be exited.
Appendix D Required Operator Actions Form ES-D-2
Quad Cities Scenario No.:
4 Event No.: 2 Page _3_ of _5_
Event
Description:
Perform Unit 1 EDG monthly load test.
Time Position Applicants Actions or Behavior NOTE Simulator Operator will be cued to raise DG speed to 900 rpm.
BOP Directs Operator to verify Vent Fan running and record field current.
CUE Inform Control Room that the DG Vent Fan is running and field current has been recorded.
BOP Records frequency and Voltage at 901-8 panel.
BOP Directs the Operator in the DG room to monitor diesel running parameters using Attachment B and to record operating parameters 30 minutes after diesel start and each 60 minutes thereafter.
BOP Directs the Local Operator to set Speed Droop to 50.
NOTE Request the simulator operator to set the speed droop to CUE Speed droop is set at 50.
BOP Adjusts DG GOVERNOR switch to obtain 58.8 to 61.2 Hz.
BOP Adjusts DG VOLT REGULATOR (VARS) switch to obtain 3740 to 4580 volts.
Appendix D Required Operator Actions Form ES-D-2
Quad Cities Scenario No.:
4 Event No.: 2 Page _4_ of _5_
Event
Description:
Perform Unit 1 EDG monthly load test.
Time Position Applicants Actions or Behavior BOP Directs local Operator to record DG speed on Attachment A.
CUE Report that diesel speed is 900 rpm and recorded on Attachment A.
BOP Allows the diesel to run 2 to 4 minutes to warm up before loading.
BOP Informs the local Operator to remain in the DG room for contingency actions.
CUE Reply, Understand remain in DG room for contingency actions.
BOP Informs SRO to enter short time clock when DG is synchronized to Bus 14-1.
BOP Turns on synchroscope for U-1 DG output breaker on panel BOP Adjusts diesel governer and volt reg on 901-8 to achieve:
(1) Synchroscope moving slowly in the fast direction; (2) INCOMING VOLTS slightly higher than RUNNING VOLTS.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 2 Page _5_ of _5_
Event
Description:
Perform Unit 1 EDG monthly load test.
Time Position Applicants Actions or Behavior BOP Closes DIESEL GEN TO BUS 14-1 breaker on panel 901-8 when synchroscope approaches twelve o'clock.
BOP Goes to RAISE on DG GOVERNER to apply initial load of 200-300 DW.
BOP Turns off the synchroscope on panel 901-8.
BOP Loads the DG by positioning the DG GOVERNER switch to increase to load the DG to 2600 KW over 2 to 4 minutes And maintains VARS at approximately 1/2 the KW value using the VOLT REGULATOR (VARS) CS.
CUE Crew can proceed to event 3.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 3 Page _1_ of _1_
Event
Description:
Rod drifts out continuously. (Still need to choose a rod.)
Time Position Applicants Actions or Behavior ATC Reports that rod (Need rod number) is continuously drifting out.
ATC Uses QCOA 0300-11 to confirm/take actions to prevent control rod withdrawal.
ATC Inserts control rod to position 00, and attempts to latch.
ATC Recognizes that rod does not latch.
ATC Place the control rod scram test switch to the scram position at Panel 901(2)-16.
SRO Recognize that entry into TS LCO 3.1.3, Condition C, is required.
CUE Crew can proceed to event 4.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 4 Page _1_ of _1_
Event
Description:
Trip of 1B Service Water Pump. Start 1A Service Water Pump.
Time Position Applicants Actions or Behavior BOP Report that 1B Service Water Pump has tripped.
BOP Start Service Water Pump 1A.
BOP Verifies adequate Service Water pressure.
BOP/SRO Dispatches Operator to ripped motor to check for high temperature or shaft binding.
BOP/SRO Dispatches Operator to Service Water Pump 1B breaker to check relay targets for cause of trip.
BOP If Service Water Pump trip resulted in auto-start of Fire Pumps, return Fire Pumps to Standby Lineup per QCOP 4100-03.
CUE Crew can proceed to event 5.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 5 Page _1_ of _1_
Event
Description:
OPRM Channel 4 Failure. (Need TS or TRM section that needs to be referred to.)
Time Position Applicants Actions or Behavior ATC Reports that OPRM alarm is in.
ATC Refer to QCOP 0700-10 to bypass OPRM Channel 4.
ATC Verify minimum number of operable OPRM channels will remain operable after OPRM is bypassed.
ATC Position appropriate OPRM BYPASS joystick to bypass OPRM Channel 4.
ATC Verifies BYPASS light comes ON for OPRM Channel 4.
ATC Place Equipment Status Tag/NWR Tag/Orange Ring on joystick explaining reason why OPRM was bypassed.
CUE Crew can proceed to event 6.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 6 Page _1_ of _9_
Event
Description:
ATWS with ED required. Terminate and prevent RPV injection except for boron, CRD, and RCIC. The following failures occur:
- 1) Failure of Main Turbine Bypass Valves;
- 2) Failure of RHR Pumps;
- 3) Failure of Torus vacuum breakers to close.
Time Position Applicants Actions or Behavior BOP Reports that a turbine trip has occurred.
ATC Reports 6 rods did NOT insert. RWL < 0inches and RPV and RPV pressure > 1060 psig.
BOP Reports that Main Turbine Bypass valves failed open.
SRO Directs actions of QGA 101.
BOP Places Core Spray Pumps in PTL.
BOP/ATC
/SRO Verifies isolations/actuations for RPV level < 0 inches.
ATC Places Mode Switch in Shutdown.
ATC/BOP Runback recirc pumps to minimum.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 6 Page _2_ of _9_
Event
Description:
ATWS with ED required. Terminate and prevent RPV injection except for boron, CRD, and RCIC.The following failures occur:
- 1) Failure of Main Turbine Bypass Valves;
- 2) Failure of RHR Pumps;
- 3) Failure of Torus vacuum breakers to close.
Time Position Applicants Actions or Behavior ATC Determine reactor power < IRM range 7.
SRO Exits power leg of QGA 101 and directs entry into QCGP 2-3 SRO Directs cooldown with ADS valves at < 100 degrees/hr.
SRO Directs Low RPV water level isolations bypassed per QCOP 0250-02.
BOP/ATC Requests jumpers installed per QCOP 0250-02.
SRO Determines reactor power < 3% and directs RPV level band between 0 and 48 inches.
BOP/ATC Control RPV level with preferred ATWS systems.
BOP/ATC Checks acoustic monitor and reports D and E relief valves are open.
BOP/ATC Reports 901-3 A-16, PRIM CNMT HI PRESS, alarm to SRO, refers to annunciator procedure.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 6 Page _3_ of _9_
Event
Description:
ATWS with ED required. Terminate and prevent RPV injection except for boron, CRD, and RCIC.The following failures occur:
- 1) Failure of Main Turbine Bypass Valves;
- 2) Failure of RHR Pumps;
- 3) Failure of Torus vacuum breakers to close.
Time Position Applicants Actions or Behavior BOP/ATC Monitor and report Drywell pressure.
SRO Refers to QCOA 0203-01.
BOP/ATC Reports Drywell/Torus DP system is operating properly.
SRO Directs actions of QCOA 0203-01.
BOP/ATC Attempts to close the affected valves by placing the key switch in OFF.
BOP/ATC Attempts to close the affected valves by placing the key switch between MANUAL and AUTO.
BOP/ATC Monitors Torus pressure and temperature and reports both rising rapidly.
BOP/ATC Starts Torus cooling per QCOP 1000-30.
BOP/ATC Monitors Torus temperature per QCOS 1600-31.
SRO Directs actions of QCOA 0201-01.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 6 Page _4_ of _9_
Event
Description:
ATWS with ED required. Terminate and prevent RPV injection except for boron, CRD, and RCIC.The following failures occur:
- 1) Failure of Main Turbine Bypass Valves;
- 2) Failure of RHR Pumps;
- 3) Failure of Torus vacuum breakers to close.
Time Position Applicants Actions or Behavior BOP/ATC Investigate cause of Increasing Drywell Pressure. (Is this a direct result of event or has another failure occurred.)
BOP/ATC Notify Radiation Protection of elevated containment pressure.
BOP/ATC Announce evacuation of Reactor Building.
BOP/ATC Monitor leak rate.
BOP/ATC Start another Drywell Cooler before Drywell pressure reaches 2.43 psig.
BOP/ATC Restart RBCCW and Drywell Coolers per QCOP 3700-02, if desired, after ECCS setpoint is reached.
SRO Directs actions of QGA 200.
BOP/ATC Reports Torus level < 17 feet.
SRO Directs Torus sprays prior to pressure reaching 5 psig.
BOP/ATC Start torus sprays.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 6 Page _5_ of _9_
Event
Description:
ATWS with ED required. Terminate and prevent RPV injection except for boron, CRD, and RCIC.The following failures occur:
- 1) Failure of Main Turbine Bypass Valves;
- 2) Failure of RHR Pumps;
- 3) Failure of Torus vacuum breakers to close.
Time Position Applicants Actions or Behavior BOP/ATC Report Torus presure > 5 psig.
BOP/ATC Report Torus level < 17 ft.
BOP/ATC Verify Recirc pumps and Drywell Coolers tripped.
SRO Checks Drywell Spray Limit curve and orders DW sprays BOP/ATC Initiate Drywell Sprays.
BOP/ATC Notes 1A and 1B RHR pumps have tripped, informs SRO, and contacts local Operator to investigate.
BOP/ATC Reports 1C and 1D RHR pumps are degrading and refers to QCOP 1000-30 and QCOP 1000-02 to swap RHR pump suction to CCSTs.
ATC Notes containment is not working properly, reports Torus vacuum breakers are staying open.
SRO Monitors PSP curve and Drywell temperature.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 6 Page _6_ of _9_
Event
Description:
ATWS with ED required. Terminate and prevent RPV injection except for boron, CRD, and RCIC.The following failures occur:
- 1) Failure of Main Turbine Bypass Valves;
- 2) Failure of RHR Pumps;
- 3) Failure of Torus vacuum breakers to close.
Time Position Applicants Actions or Behavior SRO Enters QGA 500-1 to blowdown the vessel when PSP curve/Drywell temperature cannot be maintained.
BOP/ATC Monitor Torus temperature, torus level, and Containment Hydrogen and Oxygen levels.
SRO Orders injection sources from outside primary containment secured, except those needed for core cooling or to shutdown the reactor.
SRO Directs actions of QGA 500-1/101 Pressure/Level.
BOP/ATC Prevents all injection except Boron, CRD, and RCIC.
BOP/ATC Reports Torus level > 5 feet.
BOP/ATC Opens relief valves, leaves switches in MAN.
SRO Returns to ATWS level control in QGA 101.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 6 Page _7_ of _9_
Event
Description:
ATWS with ED required. Terminate and prevent RPV injection except for boron, CRD, and RCIC.The following failures occur:
- 1) Failure of Main Turbine Bypass Valves;
- 2) Failure of RHR Pumps;
- 3) Failure of Torus vacuum breakers to close.
Time Position Applicants Actions or Behavior BOP/ATC Reinjects to RPV presure <MAFP.
BOP/ATC Monitor RPV depressurization.
SRO Directs actions of QCOP 1600-13 Post Accident Venting of thin Primary Containment prior to exceedeg PCPL.
BOP/ATC Operate as many Turbine Building and Radwaste exhaust fans as possible for dilution flow.
BOP/ATC Verify containment vent valves closed.
SRO Reports to crew that it is OK to exceed release rate limits.
BOP/ATC
/SRO Announce evacuation of the Reactor Building and Turbine Building.
BOP/ATC Place MASTER VENT MODE SWITCH in APCV position.
BOP/ATC Verify closed AO 1-1699-7, VENT TO RX BLDG.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 6 Page _8_ of _9_
Event
Description:
ATWS with ED required. Terminate and prevent RPV injection except for boron, CRD, and RCIC.The following failures occur:
- 1) Failure of Main Turbine Bypass Valves;
- 2) Failure of RHR Pumps;
- 3) Failure of Torus vacuum breakers to close.
Time Position Applicants Actions or Behavior BOP/ATC Place AO 1-1601-24 CIS OVERRIDE in the OVERRIDE position and hold for 1 second.
BOP/ATC Open AO 1-1601-24, VENT TO RX BLDG EXH SYS.
BOP/ATC Verify Torus level is < 30 ft.
BOP/ATC Open AO 1-1601-60, TORUS 18-INCH VENT VLV.
BOP/ATC Open AO 1-1699-6, VENT TO MAIN CHIMNEY.
BOP/ATC Monitor 1/2-1705-19, CHIMNEY GAS ACTIVITY recorder on Panel 912-4 and 1/2-1740-202, MN CHIMNEY GAS ACTIVITY recorder on 912-1 for proper operation.
BOP/ATC Will log the following information in the Unit Log Book:
- Time of vent start and stop;
- Drywell and Torus pressure at time of vent start and stop.
Appendix D Required Operator Actions Form ES-D-2 Quad Cities Scenario No.:
4 Event No.: 6 Page _8_ of _9_
Event
Description:
ATWS with ED required. Terminate and prevent RPV injection except for boron, CRD, and RCIC.The following failures occur:
- 1) Failure of Main Turbine Bypass Valves;
- 2) Failure of RHR Pumps;
- 3) Failure of Torus vacuum breakers to close.
Time Position Applicants Actions or Behavior SRO Declares Site Area Emergency FS1.
CUE End of Event. End of Scenario 4.