ML17263A273
| ML17263A273 | |
| Person / Time | |
|---|---|
| Site: | Ginna  |
| Issue date: | 04/21/1993 |
| From: | MARLOW T A ROCHESTER GAS & ELECTRIC CORP. |
| To: | |
| Shared Package | |
| ML17263A269 | List: |
| References | |
| FR-H.4, NUDOCS 9305140053 | |
| Download: ML17263A273 (84) | |
Text
EOP:FR-H.4TITLE:RESPONSETOLOSSOFNORMALSTEAMRELEASECAPABILITIESREV:2PAGE1of5ROCHESTERGASANDELECTRICCORPORATIONGINNASTATIONCONTROLLEDCOPYNUMBERTECHNICALREVIEWPORCREVIEWDATEPLANTSUPERINTENDENTEFFECTIVEDATECATEGORY1.0REVIEWEDBY:9305140053930422PDR'DOCN,05000244F..PDR iV EOP:FR-H.4TITLE:RESPONSETOLOSSOFNORMALSTEAMRELEASECAPABILITIESREV:2PAGE2of5A.PURPOSE-ThisprocedureprovidesactionstorespondtoafailureoftheS/GARVsandCondenserDumpValves.B.ENTRYCONDITIONS/SYMPTOMS1.ENTRYCONDITIONS-ThisprocedureisenteredfromF-0.3,HEATSINKCriticalSafetyFunctionStatusTreeonaYELLOWcondition.
EOP:FR-H.4TITLE:RESPONSETOLOSSOFNORMALSTEAMRELEASECAPABILITIESREV:2PAGE3of5STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED*****************************************CAUTIONIFAFFECTEDS/G(S)NARROWRANGELEVELINCREASESTOGREATERTHAN90%[85%ADVERSECNMT],THENSTEAMSHOULDNOTBERELEASEDFROMTHEAFFECTEDS/G(S).NOTE:oThroughoutthisprocedure,"affected"referstoanyS/Ginwhichpressureisgreaterthan108Spsig.oAdverseCNMTvaluesshouldbeusedwheneverCNMTpressureisgreaterthan4psigorCNMTradiationisgreaterthan10+R/hr.1TryToRestoreNormalSteamReleaseCapabilityOfAffectedS/G(s):a.CheckifcondenseravailableoAffectedS/GMSIV(s)-OPENoEitherCWpump-RUNNINGoCondenservacuum-GREATERTHAN20INCHESHGb.Operatecondensersteamdumpmanually:1)PlacesteamdumpmodeselectortoMANUALa.Performthefollowing1)PlaceaffectedS/G(s)ARVcontrollertomanualandattempttoopenARV.IFS/GARV(s)canNOTbeopened,THENdispatchAOtochecknitrogensupplytoARVs.2)GotoStep2.2)PlacecondensersteamdumpcontrollertoMANUAL3)Opensteamdumpvalvesasrequired
EOPSFR-H.4TITLE$RESPONSETOLOSSOFNORMALSTEAMRELEASECAPABILITIESREV:2PAGE4of5STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED2CheckRCPStatus:a.RCPs-BOTHRUNNINGb.StopRCPinaffectedloopa.GotoStep3.3CheckS/GPressures-LESSTHAN1085PSIGPerformthefollowing:a.ManuallyopenaffectedS/G(s)TDAFWpumpsteamsupplyvalves~S/GA,MOV-3505A~S/GB,MOV-3504Ab.DispatchAOtoperformthefollowing:1)OpenaffectedS/GMSIVbypassvalve.2)Openprimingaire)ectorsteamisolationvalves'V-3580~V-3581c.LocaloperationofaffectedS/GARVmaybeattempted.(Establishcommunicationswithcontrolroom.)
EOP:FR-H.4TITLE:RESPONSETOLOSSOFNORMALSTEAMRELEASECAPABILITIESREV:2PAGE5of5STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED4ReturnToProcedureAndStepInEffect-END-
EOP:FR-I.1TITLE:RESPONSETOHIGHPRESSURIZERLEVELREV5PAGE1of12ROCHESTERGASANDELECTRICCORPORATIONGINNASTATIONCONTROLLEDCOPYNUMBERTECHNICALREVIEWPORCREVIEWDATEPLANTSUPERINTENDENTEFFECTIVEDATECATEGORY1.0REVIEWEDBY:
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EOP:FR-I.1LITLE:RESPONSETOHIGHPRESSURIZERLEVELREV5PAGE2of12A.PURPOSE-ThisprocedureprovidesactionstorespondtoahighPRZRlevel.B.ENTRYCONDITIONS/SYMPTOMSl.ENTRYCONDITIONS-Thisprocedureisenteredfrom:a.F-0.6,INVENTORYCriticalSafetyFunctionStatusTreeonaYELLOWcondition.
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FR-I.1TITLE:RESPONSETOHIGHPRESSURIZERLEVELREV'PAGE3of12STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINEDNOTE:AdverseCNMTvaluesshouldbeusedwheneverCNMTpressureisgreaterthan4psigorCNMTradiationisgreaterthan10+R/hr.1CheckRCSHotLegTemperatureSTABLEORDECREASINGDumpsteamfromintactS/G(s)tostabilizeRCStemperature.2VerifyAdequateSWFlow:a.AtleastthreeSWpumps-RUNNINGb.DispatchAOtoestablishnormalshutdownalignment(RefertoAttachmentSD-1)a.Manuallystartpumpsaspowersupplypermits(258kweach).IFlessthantwoSWpumpscanbeoperated,THENperformthefollowing:1)EnsureSWisolation2)GotoStep7.c.VerifyAUXBLDGSWisolationvalves-ATLEASTONESETOPEN~MOV-4615andMOV-4734~MOV-4616andMOV-4735c.EstablishSWtoAUXBLDG.(RefertoAttachmentAUXBLDGSW.)d.VerifyCNMTRECIRCfansannunciatorC-2,HIGHTEMPERATUREALARM-EXTINGUISHEDd.DispatchAOtolocallythrottleflowtoCCWHxtobetween5000gpmand6000gpmtotalflow.
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EOP:FR-X.1TITLE:RESPONSETOHIGHPRESSURIZERLEVELREV:5PAGE4of12STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED3EstablishIAtoCNMT:a.Verifynon-safeguardsbussesenergizedfromoffsitepoweroBus13normalfeed-CLOSEDa.Performthefollowing:1)Closenon-safeguardsbustiebreakers:-OR-oBus15normalfeed-CLOSED~Bus13toBus14tie~Bus15toBus16tie2)WHENbus15restored,THENresetcontrolroomlighting.b.VerifySWisolationvalvestoturbinebuildl'ng-OPEN~MOV-4613andMOV-4670~MOV-4614andMOV-4664b.Manuallyalignvalves'.Verifyatleasttwoaircompressors-RUNNINGd.CheckIAsupply:oPressure-GREATERTHAN60PSIGoPressure-STABLEORINCREASINGc.Manuallystartaircompressorsaspowersupplypermits(75kweach).IFaircompressorscanNOTbestarted,THENdispatchAOtolocallyresetcompressorsasnecessary.d.Performthefollowing:1),ContinueattemptstorestoreIA(RefertoAP-IA.1,LOSSOFINSTRUMENTAIR).2)ContinuewithStep7.WHENIArestored,THENdoSteps3eandf.e.ResetbothtrainsofXYrelaysforIAtoCNMTAOV-5392f.VerifyIAtoCNMTAOV-5392-OPEN rrer EOP:FR-I.1iITLE:RESPONSETOHIGHPRESSURIZERLEVELREV'PAGE5of12STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED**x*x**xx**xxx*xP*xxx*xxx****************CAUTIONCHARGINGANDLETDOWNFLOWSHOULDBECAREFULLYCONTROLLEDTOAVOIDSUDDENRCSPRESSURECHANGESSINCETHEPRZRMAYBEWATERSOLID.x******xkxxxxxxx*xxx******xxxx***********4CheckIfNormalCVCSOperationCanBeEstablisheda.VerifyIArestored:oIAtoCNMT(AOV-5392)-OPENa.ContinuewithStep7.WHENIArestored,THENdoSteps4through6.oIApressure-GREATERTHAN60PSIGb.CCWpumps-ANYRUNNINGb.Performthefollowing:1)IFanyRCP¹1sealoutlettemperatureoffscalehigh,THENisolateCCWtothermalbarrierofaffectedRCP(s).~RCPA,MOV-749AandMOV-759A~RCPB,MOV-749BandMOV-759Bc.VerifyinstrumentbusDENERGIZED2)ManuallystartoneCCWpump.c.EnergizeMCCB.IFMCCBNOTavailable,THENperformthefollowing:1)VerifyMCCAenergized.2)PlaceinstrumentbusDonmaintenancesupply.
JtIt/Wg!akg%lgtTIti*<<II,1 EOP:FR-I.1TITLE:RESPONSETOHIGHPRESSURIZERLEVELREV5PAGE6of12STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED5CheckIfSealReturnFlowShouldBeEstablished:a.VerifyRCP¹1sealoutlettemperature-LESSTHAN235'Fb.VerifyRCPsealoutletvalvesOPEN=~AOV-270A~AOV-270Ba.GotoStep7.b.Manuallyopenvalvesasnecessary.c.ResetbothtrainsofXYrelaysforRCPsealreturnisolationvalveMOV-313d.OpenRCPsealreturnisolationvalveMOV-313d.Performthefollowing:1)PlaceMOV-313switchtoOPEN.e.VerifyRCP¹1sealleakoffflowLESSTHAN5.5GPM2)DispatchAOwithkeytoRWSTgatetolocallyopenMOV-313.e.IFanyRCPsealleakoffflowgreaterthan5.5gpmTHEN:oClosetheaffectedRCPsealdischarge'valve~RCPA,AOV-270A~RCPB,AOV-270BoTriptheaffectedRCPf.VerifyRCP¹1sealleakoffflow'REATERTHAN0.25GPMIFbothRCPsealdischargevalvesareshut,THENgotoStep7.f.RefertoAP-RCP.1,RCPSEALMALFUNCTION.
vs'>'pII%1~lIWIff EOP:FR-I.1RESPONSETOHIGHPRESSURIZERLEVELREV5PAGE7of12STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED6CheckNormalLetdown-INSERVICEEstablishexcessletdownasfollows:oPlaceAOV-312toNORMALoEnsureCCWfromexcessletdown,(AOV-745).oOpenexcessletdownisolationvalveAOV-310.oSlowlyopenHCV-123tomaintainexcessletdown.temperaturelessthan195'Fandpressurelessthan100psig.
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EOP:FR-I.1TITLE:RESPONSETOHIGHPRESSURIZERLEVELREV:5PAGE8of12STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED7CheckIfChargingFlowHasBeenEstablished:a.Chargingpumps-ANYRUNNINGa.Performthefollowing:-1)IFCCWflowislosttoanyRCPthermalbarrierORanyRCP¹1sealoutlettemperatureoffscalehigh,THENdispatchAOwithkeytoRWSTgatetolocallyclosesealinjectionneedlevalve(s)toaffectedRCP:~RCPA,V-300A~RCPB,V-300B2)EnsureHCV-142open,demandat0%.b.ChargingpumpsuctionalignedtoRWST:oLCV-112B-OPENoLCV-112C-CLOSEDb.Manuallyalignvalvesasnecessary.IFLCV-112BcanNOTbeopened,THENperformthefollowing:1)VerifychargingpumpANOTrunningand'laceinPULLSTOP.2)=DispatchAOtolocallyopenmanualchargingpumpsuctionfromRWST(V-358locatedinchargingpumproom).3)WHENV-358open,THENdirectAOtocloseV-268toisolatecharging,pumpsBandCfromVCT(V-268locatedinchargingpumproom).c.StartchargingpumpsasnecessaryandadjustchargingflowtorestorePRZRlevel P.~It4il EOP:FR-I.lTITLE:RESPONSETOHIGHPRESSURIZERLEVELREV5PAGE9of12STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED8CheckNormalLetdown-INSERVICEEstablishNormalLetdown:a.EstablishchargingflowtoREGENHxgreaterthan20gpm.b.PlacethefollowingswitchestoCLOSE:~Letdownorificevalves(AOV-200A,AOV-200B,andAOV-202)~AOV-427,loopBcoldlegtoREGENHx~AOV-371,letdownisolationvalvesc.PlaceletdowncontrollersTCV-130andPCV-135inMANUALat40%open~TCV-130~PCV-135d.ResetbothtrainsofXYrelaysforAOV-371andAOV-427e.OpenAOV-371andAOV-427f.Openletdownorificevalvesasnecessaryg.PlaceTCV-130inAUTOat105'Fh.PlacePCV-135inAUTOat250psigi.AdjustchargingpumpspeedandHCV-142asnecessaryj.WHENnormalletdowninservice,THENsecureexcessletdown.oCloseexcessletdownflowcontrolvalve,HCV-123.oCloseexcessletdownisolationvalve,AOV-310.
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EOP:FR-I.1TITLE:RESPONSETOHIGHPRESSURIZERLEVELREV:5PAGE10of12STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED9CheckPRZRPressure:a.Pressure-LESSTHAN2335PSIGb.Pressure-LESSTHAN2260PSIGa.VerifyatleastonePRZRPORVandblockvalveopen.IFNOT,THENopenonePORVandblockvalveasnecessaryuntilpressurelessthan2335psig.IFIANOTavailable,THENrefertoAttachmentN2PORVStooperatePORVs.b.ControlchargingandletdownflowasnecessarytodecreasePRZRpressuretolessthan2260psig.10VerifyPRZRPORVs-CLOSEDManuallyclosePORVs.IFanyvalvecanNOTbeclosed,THENmanuallycloseitsblockvalve.llRestorePRZRToSaturationConditions:a.Verifyletdown-INSERVICEb.EnergizePRZRheatersa.DoNOTenergizePRZRheaters.ContinuewithStep13.WHENletdownestablished,THENenergizePRZRheaters.
"~'i'+C"1no.zf4O EOP:FR-I.1TITLE:RESPONSETOHIGHPRESSURIZERLEVELREV'PAGE11of12STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED12CheckPRZRSprayValves:a.Auxiliarysprayvalve(AOV-296)CLOSEDa.Manuallycloseauxiliarysprayvalve.IFvalvecanNOTbeclosed,THENperformthefollowing:1)Establishexcessletdown(RefertoStep6).2)CloseloopBcoldlegtoREGENHx(AOV-427).3)EnsureHCV-142demandat0%.b.VerifynormalPRZRsprayvalvecontrollers-DEMANDAT0%b.Placecontrollersinmanualat0%demand.NOTE:PRZRtemperatureatwhichbubbleshouldformmaybedeterminedfromsteamtable.13ControlChargingAndLetdownFlowAsNecessaryToMaintainRCSPressureStable14CheckPRZRlevel-LESSTHAN87~aPerformthefollowing:a.ConsultTSCtodetermineifRCPsshouldbestoppedtoisolatedfailedsprayvalve.b.ReturntoStep13.
'I41" EOP:FR-IF1RESPONSETOHIGHPRESSURIZERLEVELREV5PAGE12of12STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED15ReturnToProcedureAndStepInEffect-END-
EOP:FR-I.1RESPONSETOHIGHPRESSURIZERLEVELREV:5PAGE1of1FR-I.1APPENDIXLISTTITLEPAGES1)ATTACHMENTN2PORVS2)ATTACHMENTSD-13)ATTACHMENTAUXBLDGSW gl'I EOP:FR-P.1T!TLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE1of21ROCHESTERGASANDELECTRICCORPORATIONGINNASTATIONCONTROLLEDCOPYNUMBERTECHNICALREVIEWPORCREVIEWDATE4'PLASUPERINTENDENTEFFECTIVEDATECATEGORY1.0REVIEWEDBY:
4*l+~d"X?'k EOP:FR-P.1TlTLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV10PAGE2of21A.PURPOSE-Thisprocedureprovidesactionstoavoid,orlimit,thermalshockorpressurizedthermalshocktothereactorpressurevessel,oroverpressureconditionsatlowtemperature.B.ENTRYCONDITIONS/SYMPTOMS1.ENTRYCONDITIONS-Thisprocedureisenteredfrom:a.F-0.4,INTEGRITYCriticalSafetyFunctionStatusTree,oneitheraREDorORANGEcondition.
4I>I"'P0Wi*'(+IS"p@~w EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10~PAGE3of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINEDNOTE:AdverseCNMTvaluesshouldbeusedwheneverCNMTpressureisgreaterthan4psigorCNMTradiationisgreaterthan10+"R/hr.1CheckRCSPressure-GREATERTHAN250PSIGt'465PSIGadverseCNMT]IFRHRflowgreaterthan475gpm,THENreturntoprocedureandstepineffect.
tpPpq8~a EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITION.REV10PAGE4of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINEDNOTE:AfaultedS/GisanyS/Gthatisdepressurizinginanuncontrolledmanneroriscompletelydepressurized.2CheckRCSColdLegTemperatures-STABLEORINCREASINGTrytostopRCScooldown:a.EnsureS/GARVsclosed.,b.ClosebothS/GMSIVs.c.EnsureMFWflowcontrolvalvesclosed.~MFWregulatingvalves~MFWbypassvalvesd.EnsureMFWpumpstripped.e.Rotatereheatersteamsupplycontrollercamtoclosereheatersteamsupplyvalves.f.IFS/Gpressurelessthancondensatepressure,THENstopallcondensatepumps.g.IFRHRsysteminservice,THENstopanycooldownfromRHRsystem.h.Controltotalfeedflowtonon-faultedS/G(s)greaterthan200gpmuntilnarrowrangelevelgreaterthan5%[25%adverseCNMT]inatleastonenon-faultedS/G.WHENS/Glevelgreaterthan5%[25%adverseCNMT]inonenon-faultedS/G,THENlimitfeedflowtostopRCScooldown.ThisStepcontinuedonthenextpage.
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EOP:FR-P.1TlTLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE5of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED(Step2continuedfrompreviouspage)i.MinimizecooldownfromfaultedS/G(s):1)ClosefaultedS/G(s)TDAFWpumpsteamsupplyvalve(s).~S/GA,MOV-3505A~S/GB,MOV-3504A2)IFbothS/G(s)faulted,THENcontrolfeedflowat50gpmtoeachS/G.3)IFanyS/GNOTfaulted,THENisolateallfeedwatertofaultedS/GunlessnecessaryforRCStemperaturecontrol.IFafaultedS/GisnecessaryforRCStemperaturecontrol,THENcontrolfeedflowat50gpmtothatS/G.3CheckPRZRPORVBlockValves:a.PowertoPORVblockvalvesAVAILABLEb.Blockvalves-ATLEASTONEOPENa.RestorepowertoblockvalvesunlessblockvalvewasclosedtoisolateanopenPORV:~MOV-515,MCCCposition6C~MOV-516,MCCDposition6Cb.OpenoneblockvalveunlessitwasclosedtoisolateanopenPORV.IFatleastoneblockvalvecanNOTbeopened,THENdispatchAOtolocallycheckbreaker.~MOV-515,MCCCposition6C~MOV-516,MCCDposition6C 10/kgb'l4s1pL4<<t EOP:FR-P.1LITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV10PAGE6of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED*x*****>*x*xxsxwwxxxxw0w**0wxx***********CAUTIONIFANYPRZRPORVOPENSBECAUSEOFHIGHPRZRPRESSURE,THENSTEP4SHOULDBEPERFORMEDAFTERPRESSUREDECREASESTOLESSTHANTHEAPPLICABLEPORVSETPOINT.**x******x*xxxxxxxxxxxxx'xxx*x**x*********4CheckPRZRPORVStatus:a.CheckReactorVesselOverpressureProtectionSystem-INSERVICEa.GotoStep4d.b.CheckRCSpressure-LESSTHAN410PSIGb.Performthefollowing:1)EnsureatleastonePRZRPORVopen.2)ContinuewithStep5.WHENpressurelessthansetpoint,THENdoStep4e.c.GotoStep4ed.PRZRpressure-LESSTHAN2335PSIGd.Performthefollowing:1)Ensureat"leastonePRZRPORVopen.2)ContinuewithStep5.WHENpressurelessthansetpoint,THENdoStep4e.e.VerifyPRZRPORVs-CLOSEDe.Manuallyclosevalve.IFanyvalvecanNOTbeclosed,THENmanuallycloseitsblockvalve.
gt EOP:FR-PE1Tl1'LE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE7of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED5CheckSIPumps-ANYRUNNINGGotoStep13.6CheckIfSICanBeTerminated:oRCSsubcoolingbasedoncoreexitT/Cs-GREATERTHAN50'FUSINGFIGUREMINSUBCOOLINGoCheckRVLISindication:oLevel(noRCPs)-GREATERTHAN68%[73%adverseCNMTj-OR-oFluidfraction(anyRCPrunning)-GREATERTHAN80%DoNOTstopSIpumps.Performthefollowing.'.IFRCSsubcoolingbasedoncoreexitT/CsgreaterthanO'FusingFigureMINSUBCOOLINGandnoRCPrunning,THENattempttostartanRCP:1)EstablishconditionsforstartinganRCP:oBus11Aor11BenergizedoRefertoAttachmentRCPSTART2)IFconditionsestablished,THENstartoneRCP.b.GotoStep26.*******4*****xx*********4****************CAUTIONIFOFFSITEPOWERISLOSTAFTER.SIRESET,THENSELECTEDSWPUMPSANDONECCWPUMPWILLAUTOSTARTONEMERGENCYD/G.MANUALACTIONWILLBEREQUIREDTORESTARTSAFEGUARDSEQUIPMENT.*************xxPP************************7ResetSI V"Elleg~CgI&i EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE8of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED8StopSIAndRHRPumpsAndPlaceInAUTO9ResetCI:a.DepressCIresetpushbuttonb.VerifyannunciatorA-26,CNMTISOLATION-EXTINGUISHEDb.Performthefollowing:1)ResetSI.2)DepressCIresetpushbutton.10VerifyAdequateSWFlow:a.CheckatleasttwoSWpumpsRUNNINGa.ManuallystartSWpumpsaspowersupplypermits(258kweach).IFlessthantwoSWpumpsrunning,THENperformthefollowing:1)EnsureSWisolation.2)DispatchAOtoestablishnormalshutdownalignment(RefertoAttachmentSD-l).b.DispatchAOtoestablishnormalshutdownalignment(RefertoAttachmentSD-1)3)GotoStep12.WHENadequateSWavailable,THENdoStep11.
~il'aQ EOP:FR-P.1TI1'LE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE9of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED11EstablishIAtoCNMT:a.Verifynon-safeguardsbussesenergizedfromoffsitepoweroBus13normalfeed-CLOSED-OR-oBus15normalfeed-CLOSEDb;VerifySWisolationvalvestoturbinebuilding-OPEN~MOV-4613andMOV-4670~MOV-4614andMOV-4664c.Verifyatleasttwoaircompressors-RUNNINGd.CheckIAsupply:oPressure-GREATERTHAN60PSIGoPressure-STABLEORINCREASINGe.ResetbothtrainsofXYrelaysforIAtoCNMTAOV-5392f.VerifyIAtoCNMTAOV-5392-OPENa.Performthefollowing:1)Closenon-safeguardsbustiebreakers:'Bus13toBus14tie~Bus15toBus16tie2)VerifyadequateemergencyD/Gcapacitytorunaircompressors(75kweach).IFNOT,THENevaluateifCNMTRECIRCfansshouldbestopped(RefertoAttachmentCNMTRECIRCFANS).3)WHENbus15restored,THENresetcontrolroomlighting.b.Manuallyalignvalves.c.Manuallystartaircompressors'spowersupplypermits(75kweach).IFaircompressorscanNOTbestarted,THENdispatchAOtolocallyresetcompressorsasnecessary.d.Performthefollowing:1)Continu'eattemptstorestoreIA(RefertoAP-IA.1,LOSSOFINSTRUMENTAIR).2)ContinuewithStep12.WHENIArestored,THENdoStepslieandf.
'4'4,R!f-'~~v'Prct4 EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV10PAGE10of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED12CheckIfChargingFlowHasBeenEstablished:a.Chargingpumps-ANYRUNNINGa.Performthefollowing:1)IFCCWflowislosttoanyRCPthermalbarrierORanyRCP¹1sealoutlettemperatureoffscalehigh,THENdispatchAOwithkeytoRWSTgatetolocallyclosesealinjectionneedlevalve(s)toaffectedRCP:~RCPA,V-300A~RCPB,V-300B2)EnsureHCV-142open,demandat0%.b.AlignchargingpumpsuctiontoRWST:oLCV-112B-OPENoLCV-112C-CLOSEDb.IFLCV-112BcanNOTbeopened,THENperformthefollowing:1)VerifychargingpumpANOTrunningandplaceinPULLSTOP.2)DispatchAOtolocallyopenmanualchargingpumpsuctionfromRWST(V-358locatedinchargingpumproom).3)WHENV-358open,THENdirectAOtocloseV-268toisolatechargingpumpsBandCfromVCT(V-268locatedinchargingpumproom).c.StartchargingpumpsasnecessaryandadjustchargingflowtorestorePRZRlevel
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EOP:FR-P.1-ZI1'LE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE11of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED*13MonitorSIReinitiationCriteria:oRCSsubcoolingbasedoncoreexitT/Cs-GREATERTHANFIGUREMINSUBCOOLINGoRVLISindication:ManuallyoperateSIpumpsasnecessaryandperformthefollowing:a.IFRCSsubcoolingbasedoncore'xitT/CsgreaterthanFigureMINSVBCOOLINGandnoRCPrunning,THENattempttostartaRCP:oLevel-GREATERTHAN68%(73%adverseCNMTj1)EstablishconditionsforstartinganRCP:-OR-oFluidfraction(anyRCPrunning)-GREATERTHAN80%oBusllAor11BenergizedoRefertoAttachmentRCPSTART2)IFconditionsestablished,THENstartoneRCP.b.GotoStep26.14CheckRCSHotLegTemperatures-STABLEIFincreasing,THENcontrolfeedflowanddumpsteamtostabilizeRCShotlegtemperatures.IFdecreasing,THENverifythatactionsofStep2havebeenperformedbeforecontinuing'ithprocedure.
'M~l*4 EOP:FR-P.1Ti[LE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV'0PAGE12of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED15CheckIfSIACCUMsShouldBeIsolated:a.Checkthefollowing:oRCSsubcoolingbasedoncoreexitT/Cs-GREATERTHANO'USINGFIGUREMINSUBCOOLINGa.ReturntoStep13.oRVLISindication:oLevel-GREATERTHAN68%[73%adverseCNMT]-OR-oFluidfraction(anyRCPrunning)-GREATERTHAN80%b.DispatchAOwithlockedvalvekeytolocallyclosebreakersforSIACCUMdischargevalvesIr~MOV-841,MCCCposition12F~MOV-865,MCCDposition12Cc.CloseSIACCUMdischargevalves~MOV-841~MOV-865c.VentanyunisolatedACCUMs:1)OpenventvalvesforunisolatedSIACCUMs.~ACCUMA,AOV-834A~ACCUMB,AOV-834Bd.LocallyreopenbreakersforMOV-841andMOV-8652)OpenHCV-945.3)ContinuewithStep16.DoNOTdecreaseRCSpressuretolessthanunisolatedACCUMpressure.
~\'Itf14 EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE13of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED*******x*x*xx*x*xx*xx**k**x*****x********CAUTIONTHERCSSHOULDNOTBEDEPRESSURIZEDTOLESSTHANSIACCUMPRESSUREUNTILSIACCUMSISOLATED.*%********x*x'xx00xxxxx**x**0*************NOTE:oIfauxiliarysprayisinuse,sprayflowmaybeincreasedbyclosingnormalchargingvalveAOV-294andnormalPRZRsprayvalves.oWhenusingaPRZRPORVselectonewithanoperableblockvalve.16.DepressurizeRCSToDecreaseRCSSubcooling:a.DepressurizeusingnormalPRZRsprayifavailablea.IFnormalsprayNOTavailable,THENuseonePRZRPORV.IFIANOTavailable,THENrefertoAttachmentN2PORVS.IFnoPRZRPORVavailable,THENuseauxiliarysprayvalve(AOV-296).b.DepressurizeRCSuntileitherofthefollowingconditionssatisfied:oRCSsubcoolingbasedoncoreexitT/Cs-LESSTHAN10'FUSINGFIGUREMINSUBCOOLING-OR-oPRZRlevel-GREATERTHAN87%[75%adverseCNMT)c.StopRCSdepressurization
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EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV10PAGE14of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED17CheckIfRCPsMustBeStopped:a.RCPs-ANYRUNNINGb.Checkthefollowing:oRCP¹1sealD/P-LESSTHAN220PSIDa.GotoStep18.b.GotoStep18.-OR-oRCP¹1sealleakoff-LESSTHAN0.25GPMc.StopaffectedRCP(s)*********xx*x%*%*xx*'*%x******************CAUTIONANINCREASEINRCSPRESSUREMAYRESULTINEXCESSIVEREACTORVESSELSTRESS.RCSPRESSUREANDTEMPERATURESHOULDBEMAINTAINEDSTABLEWHILEPERFORMINGSUBSEQUENTSTEPSINTHISPROCEDURE.x************x%Px****x******************18CheckPRZRLevel-GREATERTHAN13%t'40:adverseCNMT]TrytorestorelevelwithchargingwhilemaintainingstableRCSpressure.IFlevelcanNOTberestored,THENgotoStep25.
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EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV10PAGE15of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED19CheckIfNormalCVCSOperationCanBeEstablisheda.VerifyIArestored:oIAtoCNMT(AOV-5392)-OPENoIApressure-GREATERTHAN60PSIGa.ContinuewithStep23.WHENIArestored,THENdoSteps19through22.b.CCWpumps-ANYRUNNINGb.Performthefollowing:1)IFanyRCP¹1sealoutlettemperatureoffscalehigh,THENisolateCCW,tothermalbarrierofaffectedRCP(s).~RCPA,MOV-749AandMOV-759A~RCPB,MOV-749BandMOV-759Bc.VerifyinstrumentbusDENERGIZEDd.Chargingpump-ANYRUNNING2)ManuallystartoneCCWpump.c.EnergizeMCC'.IFMCCBNOTavailable,THENperformthefollowing:1)VerifyMCCAenergized.2)PlaceinstrumentbusDonmaintenancesupply.d.ContinuewithStep24.WHENanychargingpumprunning,THENdoSteps20through24.
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EOP:iFR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE16of21STEPACTION/EXPECTEDRESPONSERESPONSE80TOBTAINED,*******%*@**xx*0x0*xx**4'0'***%'***x*******CAUTIONIFRCSPRESSURELESSTHAN250PSIG,THENPCV-135SHOULDBEADJUSTEDTOESTABLISHDESIREDLETDOWNFLOW,NOTTOINCREASEPRESSURE.********~******x*%*****x**%****%*******%*20EstablishNormalLetdown:a.EstablishcharginglineflowtoREGENHx-GREATERTHAN20GPMb.PlacethefollowingswitchestoCLOSE:~Letdownorifice.valves(AOV-200A,AOV-200B,andAOV-202)~AOV-371,letdownisolationvalve~AOV-427,loopBcoldlegtoREGENHxc.PlaceletdowncontrollersinMANUALat40%open~TCV-130~PCV-135d.ResetbothtrainsofXYrelaysforAOV-371andAOV-427e.OpenAOV-371andAOV-427f.Openletdownorificevalvesasnecessaryg.PlaceTCV-130inAUTOat105'Fh.PlacePCV-135inAUTOat250psigi.AdjustchargingpumpspeedandHCV-142asnecessaryIFRCPsealreturnhasbeenestablished,THENestablishexcessletdownasfollows:oPlaceexcessletdowndivertvalve,AOV-312,toNORMAL.oEnsureCCWfromexcessletdownopen,(AOV-745)~oOpenexcessletdownisolationvalveAOV-310.oSlowlyopenHCV-123tomaintainexcessletdowntemperaturelessthan195'Fandpressurelessthan100psig.oAdjustchargingpumpspeedasnecessary.IFRCPsealreturnNOTestablished,THENconsultTSCtodetermineifexcessletdownshouldbeplacedinservice.
J'lA EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV10PAGE17of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED21CheckVCTMakeupSystem:a.Adjustboric'acidflowcontrolvalveinAUTOto9.5gpmb.Verifythefollowing:1)RMWmodeselectorswitchinAUTOb.Adjustcontrolsasnecessary.2)RMWcontrolarmed-REDLIGHTLITc.CheckVCTlevel:oLevel-GREATERTHAN20%-OR-oLevel-STABLEORINCREASINGc.ManuallyincreaseVCTmakeupflowasfollows:1)EnsureBAtransferpumpsandRMWpumpsrunning.IFNOT,-THENresetMCCCandMCCDUVlockoutsasnecessary.2)PlaceRMWflowcontrolvalveHCV-111inMANUALandincreaseRMWflow.3)Increaseboricacidflowasnecessary.
M,)~~plyl4t~Itn, EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV10PAGE18of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED22CheckChargingPumpSuctionAlignedToVCT:a.VCTlevel-GREATERTHAN20%a.IFVCTlevelcanNOTbemaintainedgreaterthan5%,THENperformthefollowing:1)EnsurechargingpumpsuctionalignedtoRWSToLCV-112BopenoLCV-112Cclosed2)ContinuewithStep23.WHENVCTlevelgreaterthan40%,THENdoStep22b.b,VerifychargingpumpsalignedtoVCToLCV-112C-OPENoLCV-112B-CLOSEDb.Manuallyalignvalvesasnecessary.23CheckPRZRLevel-LESSTHAN87%t'754adverseCNMT]ControlchargingandletdownasnecessarytoreducePRZRleveltolessthan87%[75%adverseCNMT].Ifnecessaryestablishexcessletdown.IFnoletdownavailableANDCCWtoRCPsestablished,THENcyclechargingpumpsasnecessarytocontrolPRZRlevel.
&W+~C4'-.tg44&I EOP:FR-P.1TITLE:RESPONSETOIMMXNENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE19of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINEDNOTE:Foroptimumlongtermpressurecontrol,saturatedconditionsshouldberestoredinthePRZR.24VerifyPRZRLiquidTemperature(TI-424)-ATSATURATIONFORDESIREDPRESSUREIFPRZRliquidtemperaturelow,THENenergizePRZRheatersasnecessarytoestablishdesiredtemperature.25CheckRCSSubcoolingBasedOnCoreExitT/Cs-BETWEENO'AND10'FUSXNGFIGUREMINSUBCOOLXNGIFRCSpressurelessthan160psig[200psigadverseCNMT),THENgotoStep26.IFNOT,THENdepressurizeusingnormalspray.IFnormalsprayNOTavailableandletdownisinservice,THENuseauxiliarysprayforany"furtherdepressurization.ReturntoStep16b.IFauxiliarysprayNOTavailable,THENreturntoStep16a.26CheckCoolDownRateInRCSColdLegs-GREATERTHAN100'FINANY60MINUTESPERXODReturntoprocedureandstepineffect.27MaintainRCSPressureAndTemperatureStableForAtLeast1Houra.Controlsteamdumpandfeedflowasnecessaryb.PerformactionsofotherproceduresineffectwhichdonotcooldowntheRCSorincreaseRCSpressureuntiltheRCStemperaturesoakhasbeencompleted 4te0rrQ4,/
EOP:FR-P.11'IZLF.:RESPONSETO1MMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV'0PAGE20of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED28WHEN1HOURSoakIsComplete,THENContinueRCSCooldownAndDepressurizationAsNecessarya.MaintainRCSpressureandcoldlegtemperaturewithinthelimitsofFigureSOAKLIMITSb.EstablishandmaintaincooldownrateinRCScoldlegs-LESSTHAN50'FINANY60MINUTESPERIOD29VerifySIFlowNotRequired:oRCSsubcoolingbasedoncoreexitT/Cs-GREATERTHANFIGUREMINSUBCOOLINGoRVLISindication:oLevel-GREATERTHAN68%[73%adverseCNMTj-OR-oFluidfraction(anyRCPrunning)-GREATERTHAN80%ManuallyoperateSIpumpsasnecessary.IFRCSsubcoolingbasedoncoreexitT/CsgreaterthanFigureMINSUBCOOLINGandnoRCPrunning,THENperformthefollowing:a.EstablishconditionsforstartinganRCP:oBus11Aor11BenergizedoRefertoAttachmentRCPSTARTb.IFconditionsestablished,THENstartoneRCP.
As"tttQ'f,'I)1$'~0"~Jl EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV10PAGE21of21STEPACTION/EXPECTEDRESPONSERESPONSENOTOBTAINED30ReturnToProcedureAndStepInEffect-END-
'%+Woer,'v)>41<'Wa EOP:FR-P.1TI1'LE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV10PAGE1of1FR-P.1APPENDIXLISTTITLEPAGES1)FIGUREMINSUBCOOLING2)FIGURESOAKLIMITS3)ATTACHMENTRCPSTART4)ATTACHMENTSD-15)ATTACHMENTCNMTRECIRCFANS6)ATTACHMENTN2PORVS I+g$lIiw~olIg7,INt>1tk0' EOP:FR-P.1LITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE1of1FIGUREMINSUBCOOLINGNOTE:SubcoolingMargin=SaturationTemperatureFromFigureBelow[-]CoreExitT/CIndicationRC25002400230022002100200019001800170016001500140013001200110010009008007006005004003002001000SPRESSURE(PSIG)RCSPRESSUREINCREHENTS20PSIGSUBCOOLEDREGIONADVERSECNHTNORMALCNHTINADEQUATESUBCOOLINGREGIONTEHPERATUREINCREHENTS10'F200250300350400450500550600650700COREEXITSATURATIONTEHPERATURE(')
a4kl1i~g(Q"IJ EOP:FR-P.1TITLE:RESPONSETOIMMINENTPRESSURIZEDTHERMALSHOCKCONDITIONREV:10PAGE1of1RCS25002400230022002100200019001800170016001500140013001200110010009008007006005004003002001000PRESSURE(PSIG)RCSPRESSUREINCREMENTS20PSIGFIGURESOAKLIMITSREMAINBELOWCURVETEMPERATUREINCREMENTS10'F200250300350400450500550600650700RCSCOLDLEGTEMPERATURE('F) t4.I