ML17209A358: Difference between revisions

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{{#Wiki_filter:REFUELINGOPERATIONSBASES3/4.9.6MANIPULATORCRANEOPERABILITYTheOPERABILITYrequirementsofthecranesusedformovementoffuelassembliesensurethat:1)eachcranehas'sufficientloadcapacitytoliftafuelelement,and2)thecoreinternalsandpressurevesselareprotectedfromexcessiveliftingforceintheeventtheyareinadvertentlyengagedduringliftingoperations.3/4.9.7CRANETRAVEL-SPENTFUELSTORAGEBUILDINGTherestrictiononmovementofloadsinexcessofthenominalweightofafuelasemblyandCEAoverirradiatedfuelassembliesensuresthatnomorethanthecontentsofonefuelassemblywillberupturedintheeventofafuel~handlingaccident.Thisassumptionisconsistentwiththeactivityreleaseassumedintheaccidentanalyses.3/4.9.8COOLANTCIRCULATIONTherequirementthatatleastoneshutdowncoolingloopbeinoperationensuresthat(1)sufficientcoolingcapacityisavailabletoremovedecayheatandmaintainthewaterinthereactorpressurevesselbelow140'FasrequiredduringtheREFUELINGMODE,and(2)sufficientcoolantcirculationismaintainedthroughthereactorcoretominimizetheeffectsofaborondilutionincidentandpreventboronstratification.TherequirementtohavetwoshutdowncoolingloopsOPERABLEwhenthereislessthan23feetofwaterabovethecore,ensuresthatasinglefailureoftheoperatingshutdowncoolingloopwillnotresultinacompletelossofdecayheatremovalcapability.Withthereactorvesselheadremovedand23feetofwaterabovethecore,alargeheatsinkisavailableforcorecooling,thusintheeventofafailureoftheoperatingshutdowncoolingloop,adequatetimeisprovidedtoinitiateemergencyprocedurestocoolthecore.3/4.9.9CONTAINMENTISOLATIONSYSTEMTheOPERABILITYofthissystemensuresthatthecontainmentisolationvalveswillbeautomaticallyisolatedupondetectionofhighradiationlevelswithinthecontainment.TheOPERABILITYofthissystemisrequiredtorestrictthereleaseofradioactivematerialfromthecontainmentatmospheretotheenvironment-ST.LUCIE-UNIT1B3/49-211-13-80 COUNTYOFDADESTATEOFZLORIDA)))ssRobertE-Uhrig,beingfirstdulysworn,deposesandsays:ThatheisaVicePresidentofFloridaPower6LightCompany,theLicenseeherein;Thathehasexecutedtheforegoingdocument;thatthestate-mentsmadeinthissaiddocumentaretrueandcorrecttothebestofhisknowledge,information,andbelief,andthatheisauthorizedtoexecutethedocumentonbehalfofsaidLicensee.RobertE.UhrigSubscribedandsworntobeforemethis/Qdayofl9gDNOTARYPUBLXC,inandforthecountyofDade,StateofFloridaNotaryPcbgc,StateofRoridaatLargoMyCommissionExpiresOctobor30,t983~51yCOmmiSSiOneXpireS:BondedthruMaynardBondingAgency Sbs~}}
{{#Wiki_filter:REFUELING OPERATIONS BASES3/4.9.6MANIPULATOR CRANEOPERABILITY TheOPERABILITY requirements ofthecranesusedformovementoffuelassemblies ensurethat:1)eachcranehas'sufficient loadcapacitytoliftafuelelement,and2)thecoreinternals andpressurevesselareprotected fromexcessive liftingforceintheeventtheyareinadvertently engagedduringliftingoperations.
3/4.9.7CRANETRAVEL-SPENTFUELSTORAGEBUILDINGTherestriction onmovementofloadsinexcessofthenominalweightofafuelasemblyandCEAoverirradiated fuelassemblies ensuresthatnomorethanthecontentsofonefuelassemblywillberupturedintheeventofafuel~handlingaccident.
Thisassumption isconsistent withtheactivityreleaseassumedintheaccidentanalyses.
3/4.9.8COOLANTCIRCULATION Therequirement thatatleastoneshutdowncoolingloopbeinoperation ensuresthat(1)sufficient coolingcapacityisavailable toremovedecayheatandmaintainthewaterinthereactorpressurevesselbelow140'FasrequiredduringtheREFUELING MODE,and(2)sufficient coolantcirculation ismaintained throughthereactorcoretominimizetheeffectsofaborondilutionincidentandpreventboronstratification.
Therequirement tohavetwoshutdowncoolingloopsOPERABLEwhenthereislessthan23feetofwaterabovethecore,ensuresthatasinglefailureoftheoperating shutdowncoolingloopwillnotresultinacompletelossofdecayheatremovalcapability.
Withthereactorvesselheadremovedand23feetofwaterabovethecore,alargeheatsinkisavailable forcorecooling,thusintheeventofafailureoftheoperating shutdowncoolingloop,adequatetimeisprovidedtoinitiateemergency procedures tocoolthecore.3/4.9.9CONTAINMENT ISOLATION SYSTEMTheOPERABILITY ofthissystemensuresthatthecontainment isolation valveswillbeautomatically isolatedupondetection ofhighradiation levelswithinthecontainment.
TheOPERABILITY ofthissystemisrequiredtorestrictthereleaseofradioactive materialfromthecontainment atmosphere totheenvironment-ST.LUCIE-UNIT1B3/49-211-13-80 COUNTYOFDADESTATEOFZLORIDA)))ssRobertE-Uhrig,beingfirstdulysworn,deposesandsays:ThatheisaVicePresident ofFloridaPower6LightCompany,theLicenseeherein;Thathehasexecutedtheforegoing document; thatthestate-mentsmadeinthissaiddocumentaretrueandcorrecttothebestofhisknowledge, information, andbelief,andthatheisauthorized toexecutethedocumentonbehalfofsaidLicensee.
RobertE.UhrigSubscribed andsworntobeforemethis/Qdayofl9gDNOTARYPUBLXC,inandforthecountyofDade,StateofFloridaNotaryPcbgc,StateofRoridaatLargoMyCommission ExpiresOctobor30,t983~51yCOmmiSSiOn eXpireS:BondedthruMaynardBondingAgency Sbs~}}

Revision as of 18:07, 29 June 2018

Corrected Tech Spec Page B 3/4 9-2,Section 3/4 9.8, Coolant Circulation, Which Should Be Substituted for Page Contained in 801030 Submittal
ML17209A358
Person / Time
Site: Saint Lucie NextEra Energy icon.png
Issue date: 11/13/1980
From:
FLORIDA POWER & LIGHT CO.
To:
Shared Package
ML17209A357 List:
References
NUDOCS 8011190323
Download: ML17209A358 (3)
v • d • e


Text

REFUELING OPERATIONS BASES3/4.9.6MANIPULATOR CRANEOPERABILITY TheOPERABILITY requirements ofthecranesusedformovementoffuelassemblies ensurethat:1)eachcranehas'sufficient loadcapacitytoliftafuelelement,and2)thecoreinternals andpressurevesselareprotected fromexcessive liftingforceintheeventtheyareinadvertently engagedduringliftingoperations.

3/4.9.7CRANETRAVEL-SPENTFUELSTORAGEBUILDINGTherestriction onmovementofloadsinexcessofthenominalweightofafuelasemblyandCEAoverirradiated fuelassemblies ensuresthatnomorethanthecontentsofonefuelassemblywillberupturedintheeventofafuel~handlingaccident.

Thisassumption isconsistent withtheactivityreleaseassumedintheaccidentanalyses.

3/4.9.8COOLANTCIRCULATION Therequirement thatatleastoneshutdowncoolingloopbeinoperation ensuresthat(1)sufficient coolingcapacityisavailable toremovedecayheatandmaintainthewaterinthereactorpressurevesselbelow140'FasrequiredduringtheREFUELING MODE,and(2)sufficient coolantcirculation ismaintained throughthereactorcoretominimizetheeffectsofaborondilutionincidentandpreventboronstratification.

Therequirement tohavetwoshutdowncoolingloopsOPERABLEwhenthereislessthan23feetofwaterabovethecore,ensuresthatasinglefailureoftheoperating shutdowncoolingloopwillnotresultinacompletelossofdecayheatremovalcapability.

Withthereactorvesselheadremovedand23feetofwaterabovethecore,alargeheatsinkisavailable forcorecooling,thusintheeventofafailureoftheoperating shutdowncoolingloop,adequatetimeisprovidedtoinitiateemergency procedures tocoolthecore.3/4.9.9CONTAINMENT ISOLATION SYSTEMTheOPERABILITY ofthissystemensuresthatthecontainment isolation valveswillbeautomatically isolatedupondetection ofhighradiation levelswithinthecontainment.

TheOPERABILITY ofthissystemisrequiredtorestrictthereleaseofradioactive materialfromthecontainment atmosphere totheenvironment-ST.LUCIE-UNIT1B3/49-211-13-80 COUNTYOFDADESTATEOFZLORIDA)))ssRobertE-Uhrig,beingfirstdulysworn,deposesandsays:ThatheisaVicePresident ofFloridaPower6LightCompany,theLicenseeherein;Thathehasexecutedtheforegoing document; thatthestate-mentsmadeinthissaiddocumentaretrueandcorrecttothebestofhisknowledge, information, andbelief,andthatheisauthorized toexecutethedocumentonbehalfofsaidLicensee.

RobertE.UhrigSubscribed andsworntobeforemethis/Qdayofl9gDNOTARYPUBLXC,inandforthecountyofDade,StateofFloridaNotaryPcbgc,StateofRoridaatLargoMyCommission ExpiresOctobor30,t983~51yCOmmiSSiOn eXpireS:BondedthruMaynardBondingAgency Sbs~

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