ML17212B632

Post-Accident Sampling Sys Instrumentation.

ML17212B632
Person / Time
Site:	Saint Lucie
Issue date:	04/07/1982
From:	FLORIDA POWER & LIGHT CO.
To:
Shared Package
ML17212B631	List: ML17212B630 ML17212B632
References
PROC-820407, NUDOCS 8205280455
Download: ML17212B632 (65)

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FUNCTIONALTESTINGFORTHEPOSTACCIDENTSAMPLINGSYSTEMINSTRUMENTATIONPreparedbyCombustionEngineering,Inc.forFloridaPower5LightCo.St.LucieUnitNo.2-1978890NExtensionPreparedby:CognizantinerApproved,by:~k/1upervisorApprovedby:ppiconngineerApprovedby:ProspectManagerIssueDate:

TABLEOFCONTENTS~PaeNo.IBackgroundIIDescriptionofTestIIITestingA.BoronMeterandpHprobeTestB.02andH2AnalyzerTestC.PressureLevelTransmitterTest61216IVAcceptanceCriteria22VDataSheets23AppendixIBoronCorrectionDuetoTrisodiumPhosphateListOfFiguresFigure1Figure2Figure3Figure4Figure5Figure6Figure7Figure8Figure9Figure10Figure11figure12figure13Boron5pHTestInstallationBoronMeterOutputCorrelation028H2TestInstallationPressure&LevelTransmittersTestInstallationPressureTransmitterOutputCorrelationLevelTransmitterOutputCorrelationBoronMeterAcceptanceCriteriapHMeterAcceptanceCriteria02AnalyzerAcceptanceCriteriaH2AnalyzerAcceptanceCriteriaLevelTransmitterAcceptanceCriteriaPressureTransmitterAcceptanceCriteriaBoronConcentrationvs.TrisodiumPhosphateConcentration101115192021363738394041Page2 IBackgroundThepurposeofthistestistoverifytheperformanceoftheprocessinstrumentationusedinthePostAccidentSamplingSystemundertheinfluenceoftheanticipatedradiationfields.TheNRCPost-AccidentSamplingSystemSafetyEvaluationrequiresanadditionallicensingconditionbeyondthosestatedinNUREG-0737,SectionII.B.3.Thisrequirementisadatasubmittalsupportingtheapplicabilityofeachanalyticalchemistryprocedureoronlineinstrumentalongwithdocumentationdemonstratingcompliancewiththelicensingconditionsfourmonthspriortotheplantexceeding55poweroperation.Applicabilityistobedemonstratedbyexperimentundertheradiationandchemistryconditionsanticipatedunderpost-accidentoperation.Thisdocumentdescribesthetestprogramrequiredforon'ineprocessinstrumentation.Page3

IIDescriptionofTestThePostAccidentSamplingSystememployson-lineinstrumentationtomonitorpH,boron,entrainedoxygen,entrainedhydrogen,andtotaldissolvedgasutilizinglevelandpressuretransmitters.Eachoftheseinstrumentsaretobetestedforapplicabilityinaradiationand'chemistryenvironmentsimulatingthatwhichisanticipatedunderpost-accidentoperation.Theobjectiveistodetermineiftheradiationfieldwouldinterferewiththeinstrumentelectronicsresultingininaccuraciesbeyondthoseconsideredacceptableforpostaccidentsampling.Thetestwillrequiresubjectingeachoftheinstrumentslistedabovetothedesignvalueradiationfield.Datawillberecordedtodocumenttheinstrumentaccuracyforpostaccidentchemistryrangesunderboththeirradiatedandunirradiatedcondition.Thetestwillbesplitintothreephases'ithonlytwoinstrumentsbeingtestedatatime.TheboronmeterandpHprobewillbetestedtogetherinonephase.AmultimeterwillbeusedtomeasuretheoutputoftheboronmeterwhilethepHwillbereadoutonaBeckmanpHanalyzer.Thesamplesolutionusedinthisphasewillbedemineralizedwaterwithapproximately2000ppmofboricacid.witha4toIradioofhydratedtrisodiumphosphate(Na3P0412H20).Asmallpumpwillbeusedtorecirculatethesamplesolutionthroughtheinstruments.IndependentpHreadingswillbetakenperiodicallytoverifytheBeckmananalyzer.The02andH2Analyerswillbetestedtogetherinthesecondphaseofthetesting.BottledgaswithknownconcentrationsofH2and02willbeusedasthetestmediuminthisphase.Writtenverificationbythegassupplierdes'cribingtheactualgascontentwillbesuppliedpriortothestartofthetest.Thethirdphasewilltestthepressureandleveltransmitters.Astaticpressurewillbeappliedtoeachtransmitterforthedurationoftheradiationtesting.Pressuresof2.5psiand60psiarerequired.Thetransmittersvoltageoutputwillbemeasuredbymulti~eters.Page4 Theradiationfieldwillbe'identicalforallthreetestsandwillbeconductedoveratwodaytimeperiod.Onthefirstdayoftesting,theinstrumentswillbeplacedinaradiationfieldof10,000rad/hrforthefirst1/2hour.Theradiationfieldwillthenbeincreasedto50,000rad/hrforthenext2hoursandthenincreasedto100,000rad/hrforthenext6hoursforatotalintegrateddoseof7x10rads.Thistestingwillbecontinuouswithnointerruption.Ontheseconddayoftesting,theradiationfieldwillbeincreasedto200,000RAD/hrandtheinstrumentexposedfor24hours,foratotalintegrateddoseof5.5x10rads.TheRadiationfieldwillbegeneratedbyCobalt60sourcesandthefieldvaluecertifiedbythetestfacility.Duringtheradiationtest,theinstrumentsoutputwillbereadandrecordedonthefollowingschedule:RadiationfieldDurationTimeBetweenReadings10,000rad50,000rad100,000rad200,000rad1/2hr2hrs6hrs24hrs15minutes15minutes30minutes60minutes(forfirst8hrs.only)ThedesignbasisforpostaccidentradiationexposuretothePostAccidentSamplingSysteminstrumentationis7x105rads.Asstated,thisvaluewillbeachievedduringthefirstdayoftesting.Continuedexposureduringthetestto5.5x106radsorinstrumentfailureisintendedtoidentifythelevelofinstrumentmargin.Page5 1lI4 IIIInstrumentTestinThefollowingtestproceduresgivethematerialrequired,prerequisitesthatmustbecompleted,andatestprocedureforeachphaseofthetesting.ThetestprocedureshouldbestrictlyadheredtoandanyvarianceshouldbedocumentedbyeitherthetestingfacilityorbyCombustionEngineering.PriorapprovalmustbeobtainedfromCombustionEngineeringbeforedeviatingfromthefollowingprocedure.A.BoronMeterandHProbeTest1.MaterialRequired:SampleBottlesBoronMeterpHprobeandanalyzer(testinstruments)samplepumpisolationvalvesdemineralizedwaterboricacidhydratedtrisodiumphosphate(NA3P04-12H20)multimetercoppertubingSwagelocfittingspHprobe2.Prerequisitesa.TestinstallationshouldbeinaccordancewithFigureFigure1.b.Prepare6-8gallonsofboratedwater(2000ppm)witha4to1ratioofhydratedtrisodiumphosphate.c.120VACpowersuppliedtothesamplepump,boronmeter,pHanalyzer.d.CalibrationcheckshavebeenperformedonthepHprobeandboronmeteraccordingtovendorprocedures.e.Thetestloopisinstalledandallfittingshavebeencheckedforleaks.HydrostatictestisperformedwithPage6 nitrogenat50psi.Permissableleakageis10psiin10minutes.f.WithvalvesV-2closedandV-1openstartthesamplepumpanddischargeintoacalibratedbeaker(approximately1gallon).Adjustthesamplepumpspeedcontroltoobtainaflowof.5to1gpm.Lockthepumpspeedcontrolwhentheproperflowisestablished.ClosevalveV-1andopenvalveV-2.g.AllwiringconnectionsbetweenthepHprobeandpHanalyzerareconnected.h.Allwiringconnectionsbetweentheboronmeterandconverterareconnected.Theboronmeteroutputisconnectedtoamultimeter1-5VDC.i.CorrelationbetweenanalyzeroutputandmultimeterreadingisshownonFigure2.3.TestProcedureWithallitemsfromSectionIII.A.2complete,procedeasfollows:Note:TheboronconcentrationreadoutmustbecorrectedduetotheadditionoftrisodiumphosphateinaccordancewithAppendix-I.~TestDa1a.DrawalocalsampleandwithanindependentpHprobeanalyzeandrecordthepHreading.BytheManitolPotentiometricmethod(ASTMD3082-79MethodB)orequivalentdetermineandrecordtheactualboronconcentration.ThepHreadingshouldbeverifiedevery.4hoursduringthetesting.b.Startthesamplepumpandrecirculatethesamplefluidthroughthetestinstrumentation.After5minutes,orwhenthereadingonthemultimeterlevelsout,recordpHreading,boronmeteroutput,andtemperature.Page7 V'I~

Note:Thesamplepumpwillruncontinuouslyduringthistest.c.Placethegaomasourcesinthehotcelltoproducearadiationfield(measuredontheinstrumentcenterline)of10,000rads/hr.Recordinstrumentreadingsevery15minutes.d.Attheendof30minutes,increasetheradiationfieldto50,000RADS/hr."Recordinstrumentreadingsevery15minutes.e.After2hoursandatotalintegrateddoseofapproximately200,000rads,increasethedoserateto1x10rads/hr.5Recordinstrumentreadingsevery30minutes.Continueatthisdoserateuntilatotalintegrateddoseof7x10radsisachieved.Removethegammasourcesfromthehotcellstopthesample"pumpandsecuretesting.Note:IfthepHreadingontheBeckmanAnalyzerbeginstodrift,thenanotherlocalsample'illbetakenandanalyzedwithanindependentpHprobetoverifythatthetestsolutionchemistryhasnotchanged.TestOay2f.Startthesamplepumpandrecirculatethesamplefluidthroughthetestinstrumentation.After5minutes,orwhenthereadingonthemultimeterlevelsout,recordthepHreading,boronmeteroutput,andtemperature.Note:Thesamplepumpwillruncontinuouslyduringthefirst8hoursofthetest.g.DrawalocalsampleandwithanindependentpHprobe,analyzeandrecordthepHreading.ThepHshouldbeverifiedafter4hours,8hoursand24hours.Page8 h.Placethegamnasourcesinthehotcelltoproducearadiationfield(measuredontheinstrumentcenterline)of200,000rads/hr.Recordinstrumentreadingsevery60minutesforthefirst8hoursofthistest.After8hours,securethesamplepump.i.Afteratotaltimeof24hoursinthisradiationfield,restartthesamplepump.anddrawalocalsample.Withan,independentpHprobe,analyzeandrecordthepHreading.After5minutes,orwhenthereadingonthemultimeterstabilizes,recordpHreading,boronmeteroutputandtemperature.Measuretotalintegrateddosetheinstrumenthasreceivedandrecord.Removegamnasourcesfromhotcellanddisassembletestinstallation.Page9 GAMMASOURCESCOSALT69SORONMETERHOTCELLpHPROSEPUMPLOCALSAMPLEV.1V2510GAI.LONTANKFIGURE1BORONANDpHPROBETESTINSTALLATIONPage10

.0lf1 loXIOTOIIINCIIIXIOIIV:IltSNEVIFCI.45555IICOsssvssvvss461322~II:I'I~IItb's~~~II~II~IIIIt~~-~II~-.I'~~~Is:I B.0andHAnalyzerTest1.MaterialRequiredSize1AGasCylinder505H2and50'5N2withRegulatorSize1AGasCylinder965N2and4502withRegulator02AnalyzerwithreadoutH2AnalyzerwithreadoutCopperTubingSwagelokfittingsFlowmeters(2)0-200cc/min2.Prerequisitesa.b.c~d.e.goh.TestinstallationshouldbeinaccordancewithFigure3.Calibrationcheckshavebeenperformedonthe02andH2analyzersinaccordancewithvendorprocedures.120VACpowersuppliedtoH2and02analyzers.Thetestloophasbeeninstalledandallfittingshavebeencheckedforleaks.Ahydrostatictestisperformedwithnitrogenat50psi.Permissableleakageis10psiin10minutes.Allwiringconnectionsbetweenthe02andH2analyzerandtheirrespectivereadoutiscomplete.Outlet.ofthegasanalyzersarerunintotheflowstreamofthehotcellventillationsystem.Crackopentheregulatorvalve(V-5)onthe5X,02gasbottleuntilaflowrateof50-100cc/minisreadonthe02flowmeter.Verifyreadingonthe02readoutagreeswiththecertificationofthegasbottle.Permissableerroris+105.Ifthisreadingcannotbeachieved,recalibratetheinstrument.Crackopentheregulatorvalve(V-6)onthe50~H2gasbottleuntilaflowrateof50-100cc/minisreadoutontheH2flowmeter.VerifyreadingontheH2readoutagreeswiththecertificationofthegasbottle.Permissableerroris+105.Ifthisreadingcannotbeachieved,recalibratetheinstrument.Page12 I

3.TestProcedurea.MithallitemsfromSectionIII.B.2completeasfollows:TestOay3a.Crackopentheregulatorvalveonthe4$02gasbottleuntilaflowrateof50-100cc/minisreadonthe02analyzerflowmeter.b.Secureflowfromthe4g02gasbottle.c.Crackopentheregulatorvalveonthe50$H2gasbottleuntilaflowrateof50-100cc/minisreachedontheH2analyzerflowmeter.d.Secureflowfromthe505H2gasbottle.e.Placethegalenasourcesinthehotcelltoproducearadiationfield(measuredoninstrumentcenterline)of10,000rads/hr,Recordinstrumentreadings.every15minutesbyrepeatingstepsathroughdabove.f.Attheendof30minutes,.increasetheradiationfieldto50,000rads/hr.Recordinstrumentreadingsevery15minutesbyrepeatingstepsathroughdabove.After2hoursandatotalintegrateddoseofapproximately200,000rads,increasethedoserateto1x10rads/hr.5Recordinstrumentreadingsevery30minutesbyrepeating~stepsathroughdabove.Continueatthisdoserateuntilatotalintegrateddoseof7x105radsisachieved.Removethegammasourcesfromthehotcellandsecuretesting.Page13

TestDay4h.Repeatsteps1through4andrecordreadings.Placethegammasourcesinthehotcelltoproducearadiationfield(measuredontheinstrumentcenterline)'of200,000rads/hr.Recordinstrumentsreadingsevery60minutesforthefirst8hoursofthistestbyrepeatingstepsathroughd.Afteratotaltimeof24hoursinthisradiationfield,recordinstrumentreadingsbyrepeatingstepsathroughd.Measuretotalintegrateddosetheinstrumentshavereceivedandrecord.k.Removegammasourcesfromhotcellanddisassembletestinstallation.Page14 GAMMASOURCESCOBALTsn0TOVENTILATION~SYSTEM~02ANALYZERH2ANALYZERHOTCELLV.S02GASMIXTUREH2GASMIXTUREFIGURE3HZANDOZANALYZERTESTINSTAI.LATIONPage15

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C.PressureandLevelTransmitterTest1.MaterialRequiredPressuretransmitterLeveltransmitterNitrogenbottleRegulatorvalvePressuregaugeIsolationvalveCoppertubingMultimetersSwagelokfittingsPowersupplies2.Prerequisitesa.TestinstallationshouldbeinaccordancewithFigure4.b.120VACpowersuppliedtopowersupplies.c.Allwiringconnectionsbetweenthepowersupplytransmiitterandmultimeterarecomplete.d.Calibrationcheckshavebeenperformedonbothtransmitters.e.Thetestloopisinstalledandallfittingshavebeencheckedforleaks.Hydropreformedwithnitrogenat50psi.Nopermissableleakageisallowed.f.Fillthereferencelegontheleveltransmittertoaheightof25inches.Filltheotherlegtoaheightofapproximaty12".Capbothtubestopreventevaporationoffluid.g.PressurizethepressuretransmitterwithN2to50psig.Leaveregulatingvalveopentomaintainthepressureincaseofleakage.h.CorrelationbetweenleveltransmitterandpressuretransmitteroutputandmultimetermeterreadingissnownonFigures'and6respectively.Page16 r

4.TestProcedureWithallitemsfromSectionIII.C.2complete,procedeasfollows:TestDay5a.Recordtransmitterreadoutonthemultimeter.b.Placethegammasourcesinthehotcelltoproducearadiationfield(measuredonthe,instrumentcenterline)of10,000rads/hr.Recordinstrumentreadingsevery15minutes.c.Attheendof30minutesincreasetheradiationfieldto50,000rads/hr.Recordinstrumentreadingsevery15minutes.d.After2hoursandatotalintegrateddoseofapproximaatly200,000rads,increasethedoserateto100,000rads/hr.Recordinstrumentreadingsevery30minutes.Continueatthisrateuntilatotalintegrateddoseof7x10radsisachieved.Removegammasourcesfromthehotcellandsecuretestingbybleedingthepressurefromthepressuretransmitter.TestOay6e.Verifythewaterlevelinthetubingontheleveltransmitter.Establish50psigpressureonthepressuretransmitter.Recordtheinstrumentreadings.f.Placethegammasourcesinthehotcelltoproducearadiationfield(measuredontheinstrumentcenterline)of200,000rads/hr.Recordinstrumentreadingsevery60minutesforthefirst8hoursofthistest.g.Afteratotaltimeof24hoursinthisradiationfield,recordtheinstrumentreadings.Page17

h.Removegammasourcesfromthehotcellanddisassemblethetestinstal1ation.Page18 0

GAMMASOURCESCOBALT60LEVELTRANS.PRESSURETRANS.rlnV.3IIOTCELLFIGURE4PRESSUREANOLEVELTRANSMITTERTESTINSTALLATIONPane19 c

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IV.TestAcceptanceCriteriaThepreviouscurves(Figures2,5,and6)giveusthecorrelationbetweentheinstrumentoutputandthereadoutshownonthevendorindicatorormultimeter.Theboronmeteroutputis1-5VDCandislinearfrom0-5000ppmboronconcentration.TheRosemountTransmitteroutputis4-20ma(linear)whichcorrespondsto0-100%,and0-100psigonthelevelandpressuretransmitterrespectively.Multimetersareusedforoutputreadingsfor,theseinstrumentsinlieuofthevendorsuppliedreadoutwhichwillnotbelocatedinanadverseenvironment.Thistechniquereducestestsetuprequirements.AppendixIgivesusthecorrelationbetweenpHandactualboronconcentrationwhentrisodiumphosphateisinsolution.Thegasanalyzer(02andH2)andpHprobeusetheirrespectivereadoutsthatweresuppliedbytheirrespectivemanufactu'rers.TheacceptancecriteriaforthePostAccidentSamplingSysteminstrumentationisbasedupontheaccuracyoftheinstruments.TheacceptanceaccuraciesforthesubjectinstrumentsareshownonFigures7through12.Page22

V.DataSheetsThefollowingdatasheetswillbefilledinbypersonnelofGeorgiaInstituteofTechnologyandverifiedbypersonnelofCombustionEngineering.ThedatawillthenbeplottedonFigures7through12toshowhowtheinstrumentationperformsinrelationtotheacceptancecriteria.Note:TheattachedFigures7through12areforexample,only.Theactualbaselinereadoutwillbeestablishedatthetestingfacility.Theactualcurveswillbeestablishedatthetestingfacilityandwillbepublishedinthefinalreport.Itshouldbenotedthattheinstrumenterrorof+5(5willremainthesame.Deviationbeyondthislimitwillconstitutefailureofthatinstrument.Page23 Instrument:8oronMeterTagNo.:A-502Manufacturer:OynatrolTestOataSheetPage1of2TimeTemperaturRadiationFieldTotalIntegratedOoseInstrumentReadingRemarksPage24 Instrument:BoronlumeterTagNo.:A-502Manufacturer:OynatrolTestDataSheetPage2of2TimeTemperaturRadiationFieldTotalIntegratedDoseInstrumentReadingRemarksPage25 Instrument:pHProbeTagNo.:A-503manufacturer:SeckmanTestDataSheetPage1of2TimeI'ndependenpHReadingRadiationFilldTotalInregratedInstrumentDoseReadingRemarks'age26 Instrument:pHProbeTagNo.:A-503Manufacturer:HeckmanTest.OataSheetPage2of2TimeIndependentpHReadingRadiationFieldTotalIntegratedOoseInstrumentReadingRemarksPage27 Instrument:H,AnalyzerTagNo.:A-504Manufacturer:ComsipDelphiTestDataSheetPagelof2TimeRadiationFieldTotalIntegratedDoseInstrumentReadingRemarksPage28 r

Instrument:H2AnalyzerTagNo.:A-504Manufacturer:ComsipDelphiRestDataSheetPage2of2TimeRadiationFieldTotalIntegratedDoseInstrumentReadingRemarksPage29

~fInstrument:0AnalyzerTagNo.:A-505Manufacturer:ComsipOelphiTimeRadiationFieldTestDataSheetTotalIntegratedDoseInstrumentReadingPage1of2RemarksPage30.

GII, Instrument:02AnalyzerTagNo.:A-505Manufacturer:ComsipDelphiTestDataSheetPage2of2TimeRadiationFieldTotalIntegratedDoseInstrumentReadingRemarksPage31 C

Instrument:PressureTransmitterTestOataSheetTagNo.:P504Manufacturer:RosemountPage1of2TimePressureGaugeReadingRadiationfjeldTota1IntegratedDoseInstrumentReadingRemarksPage32 Instrument:PressureTransmitterTestDataSheetTagNo.:P503Manufacturer:RosemountPage2of2TimePressureGaugeReadingRadiationFieldTotalIntegratedDoseInstrumentReadingRemarksPage33

~gInstrument:LevelTransmitterTagNo.:L-502Manufacturer:RosemountTestDataSheetPaae1of2TimeRadiationTotalFieldIntegratedDoseInstrumentReadingRemarksPage34 Instrument:LevelTransmitterTagNo.:L-502Manufacturer:RosemountTestDataSheetPage2of2TimeRadiationFieldTotalIntegratedDoseInstrumentReadingRemarksPage35 r

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0l ki'EI~M10XIOTO1jINCIIISSIOISIS'IIIIS(~CIICUFFCI.0lll'rlSII:0eseselousia461322leIsrI~.1:~IJ.ss~~I~s~~~I~~~~~~~~Iss'it..'leI~Ist.~~~IltIiIteIe~,~~~~sr~,Ie'.1~eI'1stI'.',Ies~~I~,e~~I~~ee~III~I~Ie~~I~stlIII.~~~.~'I's/II~IIIs~e~IIisiII,!~I[I(I:sItlsI~~~III~~1~.'.:'-:I.'III~:'I"~.'t.It'stseI~.tedIjlsttjtI.I'~~IQ0~IsI~~~ee,~lsI's'.st~It.-I::.,!e~j~tlat f'I1 lc,a>>OX>>OVOI>>>>NC>>>>>>XIO>>~>>>>>>S~(iEKSSI>>ftL4tSSCIIC>>IttaltlttteSI461322I~'I::,I>>,Il,i-II>>II'l>>I~~~~;II.Io>>~II:I:.il;'I.:III~IttI~IlI~II~il.lI!iESIII>>I:'1-REIR/lNSH!l>>I~I>>II~II~li.li\~II~l~~II~~il!.':llI~I~I:Ill:I:~'lI*"~Ui~I AppendixII.IfNa3P0412H20isusedforsumppHcontrolcorrectionismadeasfollows:AUseFigure13toobtaintheratioofppmNa3P0412H20toppmboronbasedonboronmeterandpHmeterreadings.BUsingtheboronmeterreadingandtheratioobtainedfromFigure13,calculateacorrectedboronconcentration(ppmBoronc)asfollows:ppmBoron=Boronmeterreadin1+(0.265xratio)CIftheabovecorrectedboronconcentrationiswithin50ppmoftheboronmeterreading,recordthisvalueasthecorrectedboronconcentration.Otherwise,proceedwiththefollowingsteps.0Usingtheabovecorrectedvalueandtheboronmeterreadings,obtainanewratiofromFigure13.EUsingthenewratio,calculateanewcorrectedboronconcentrationusingtheequationinstepB.FIfthenewcorrectedboronconcentrationiswithin50ppmofthepreviousiteration,recordthisvalueasthecorrectedboronconcentration.Otherwise,usingthenewcorrectedboronconcentrationandboronmeterreading,obtainanewratiofromFigure13andthen'eturntostepf.Page42 0CCj.S 0gw0~1IIIUOg'XgZOgCUUOOltOleXOOU*~~~~~'