ML17229B044

St Lucie Unit 2,Cycle 11 Reactor Startup Physics Testing Rept. with 990304 Ltr

ML17229B044
Person / Time
Site:	Saint Lucie
Issue date:	03/02/1999
From:	KLEIN R M, STALL J A FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
L-99-059, L-99-59, NUDOCS 9903110413
Download: ML17229B044 (28)

Text

CATEGORY1y.REGULATORYINFORMATIONDISTRIBUTIONSYSTEM(RIDS)ACCESSIONNBR:9903110413DOC.DATE:99/03/02NOTARIZED:NOFACIL:50-389St.LuciePlant,Unit2,FloridaPower&LightCo.AUTH.NAY&.AUTHORAFFILIATIONKLEIN,R.M.FloridaPower&LightCo.STALL,J'.A.FloridaPower&LightCo.RECIP.NAMERECIPIENTAFFILIATIONDOCKETI05000389

SUBJECT:

"StLucie,Unit2,Cycle11ReactorStartupPhysicsTestingRept."With990304ltr.DISTRIBUTIONCODE:IE26DCOPIESRECEIVED:LTR2ENCL[SIEE:ZITITLE:StartupReport/RefuelingReport(perTechSpecs)NOTES:RECIPIENTID,CODE/NAMEPD2-3PDINTERNAL:ACRSNRR/DSSA/SRXB/BEXTERNAL:NOACCOPIESLTTRENCL11111111RECIPIENTIDCODE/NAMEGLEAVES,WCSEERGN2FILE01NRCPDRCOPIESLTTRENCL111.11111NOTETOALL"RIDS"RECIPIENTS:PLEASEHELPUSTOREDUCEWASTE.TOHAVEYOURNAMEORORGANIZATIONREMOVEDFROMDISTRIBUTIONLISTSORREDUCETHENUMBEROFCOPIESRECEIVEDBYYOUORYOURORGANIZATION,CONTACTTHEDOCUMENTCONTROIDESK(DCD)ONEXTENSION415-2083TOTALNUMBEROFCOPIESREQUIRED:LTTR8ENCL8 FloridaPowerStLightCompany,6351S.OceanDrive,JensenBeach,FL34957@PIMarch4,1999L-99-05910CFR50.36U.S.NuclearRegulatoryCommissionATTN:DocumentControlDeskWashington,DC20555Re:St.LucieUnit2Docket50-389PiinRPursuanttoSt.LucieUnit2TechnicalSpecification6.9.1.1,theenclosedsummaryreportofplantstartupandpowerescalationtestingforCycle11isherebysubmitted.Shouldyouhaveanyquestions,pleasecontactus.Verytrulyyours,J.A.StallVicePresidentSt.LuciePlantJAS/RLDII

Enclosure:

St.LucieUnit2,Cycle11ReactorStartupPhysicsTestingReport;March2,1999CC:RegionalAdministrator,RegionII,USNRCSeniorResidentInspector,USNRC,St.LuciePlant9903ii0413990302PDRADOCK05000389'PDRanFPLGroupcompany

~hurtleS'T<ARg'UgrP>XE'S'f"RE~Og<RX' ST.LUCIEUNIT2,CYCLE11REACTORSTARTUPPHYSICSTESTINGREPORTAuthorRayM.Reactngineering,S.LuciePlantDate.2zReviewedWalterD.MeadJr.ReactorEngineering,St.LuciePlantDateReviewedApprovedCarlG.O'FarrillServisorofPFuEngineeringC.AshtonPellReactorEngineeringSupervisor,St.LuciePlantDate St.LucieUnit2,Cycle11StartupPhysicsTestingReportTableofContentsSectionTitlePaeIIIIIIIVVVIVIIVIIIIntroductionCycle11FuelDesignCEADropTimeTestingApproachtoCriticalityZeroPowerPhysicsTestingPowerAscensionProgramSummaryReferences45789101112ListofFiuresFiureTitlePaeCycle11CoreLoadingPatternInverseCountRatioPlot-ChannelBInverseCountRatioPlot-ChannelDPowerDistribution-25%PowerPowerDistribution-50%PowerPowerDistribution-98%Power131414151617 0St.LucieUnit2,Cycle11StartupPhysicsTestingReportTableofContentscontListofTablesTableTitlePae12ApproachtoCriticalityCEAGroup'WorthSummary1819 11 St.LucieUnit2,Cycle11StartupPhysicsTestingReportI.IntroductionThepurposeofthisreportistoprovideadescriptionofthefueldesignandcoreload,andtosummarizethestartuptestingperformedatSt.LucieUnit2followingtheCycle11refueling.TheStartuptestingverifieskeycoreandplantparametersareaspredicted.Themajorpartsofthistestingprograminclude:1)Initialcriticalityfollowingrefueling,2)Zeropowerphysicstesting,and3)Powerascensiontesting.ThisCycle11StartupReportisbeingsubmittedinaccordancewithTechnicalSpecification6.9.1.1because:A.Fueldesignchangesweremade,introducingthe"ValueAdded"pellet,theGuardianGridandconsequentlyeliminatinglonglowerend-capsThetestdatasatisfiedallacceptancecriteriaanddemonstratedgeneralconformancetopredictedperformance..

St.LucieUnit2,Cycle11StartupPhysicsTestingReportII.cle11FuelDesinTheCycle11reloadconsistsentirelyoffuelmanufacturedbyAseaBrownBoveri-CombustionEngineering(ABB-CE).The217assembliesoftheCycle11corearecomprisedoffuelfromfourbatches.Ofthese,64arefreshbatchNassemblies,64areonce-burnedbatchMassemblies,84aretwice-burnedbatchLassembliesand5are)hrice-burnedbatchKassemblies.TheRegionNassembliesconsistofnon-gadoliniafuelrods(4.1to4.45w/oUQ35enriched)andGadolinia(UOz-GDg03)'bearingfuelrods(Gadoliniaburnableabsorberfuelrods,4or8w/ogadoliniahomogeneouslydispersedina2.2to2.55w/oUQ35enrichedcarrier).ThemechanicaldesignoftheRegionNfuelassembliesdiffersfromRegionsM,LandKinthefollowingways:1)Thebottomgridisthelaserwelded"Guardian"grid.TheGuardiangridincorporatesdebrisstoppingfeatures.TheotherfuelbatchesemployTIGweldedlowergrids.2)ThefuelrodlowerendcapswerechangedfromthelonglowerendcapdesigntoashorterdesignwhichworkswiththenewGuardiangrid.Thiseffectivelyshiftedtheactivefuel1.14inchesdownrelativetotheotherfuelassemblyregions.3)Theupperpelletstackspacerdiscwhichseparatesthetopfuelpellet&omtheupperplenumspringwasdeleted.4)ThePlenumspringdesignwasmodifiedtoaccommodatethelongerplenumsize.5)Thefuelrodpelletdiameterwasincreasedby0.0005inches,pelletdishvolumedecreasedby69%,andthepellettheoreticaldensitywas.increased&om95.25%to95.4%.6)Thetopspacergridincorporatesbackuparchesinallinteriorcellsasopposedtoonlytheperipheralcellsofpreviousfuelassemblydesigns.7)Theupperendfittingflowandhold-downplateswereslightlythickened'.ThespringforcewasincreasedforthefuelassemblyupperendfittingspringsPC/M98016adressedthemechanical,thermalhydraulicandneutronicimpactoftheregionNfueldesignchanges.EvaluationsperformedbyFPLandABB-CEfoundtheoperationalimpactofthefueldesignchangestobeacceptable.Therewasnosafetyimpactduetothefueldesignchanges.SubsequentLowPowerPhysics,PowerAscensionandShapeAnnealingFactor(SAF)testingsubstantiatedtheconclusionsoftheevaluations.

St.LucieUnit2,Cycle11StartupPhysicsTestingReportII.cle11FuelDesincontinuedNofuelhandlingissueswerenotedduetotheRegionNfuelassemblyupperendfittingchangesmentionedabove.TheimpactoftheupperendfittingchangeshadbeenevaluatedbyFPLpriortothefuelreceipt.ThiswasaccomplishedbyfieldtestinganavailableRegionNdesignupperendfittingwithaPSL2newfuelgrapple.TheentireCycle11coreconsistsofdebrisresistantfuel(longlowerend-caporGuardiangrid).TheCycle11loadingpatternissimilartoCycle10.Cycle11employsalow-leakagefuelmanagementscheme'andis90degreesrotationallysymmetric.hTheCycle11coremapisrepresentedinFigure1.Theassemblyserialnumbersandcontrolelementassembly(CEA)serialnumbersaregivenforeachcorelocation.

St.LucieUnit2,Cycle11StartupPhysicsTestingRepor'tIII.CEADroTimeTestinFollowingthecorereloadandpriortotheapproachtocriticality,CEAdroptimetestingwasperformed.Theobjectiveofthistestistomeasurethetimeofinsertionfromthefullywithdrawnposition(upperelectricallimit)tothe90%insertedpositionunderhot,fullflowconditions.TheaverageCEAdroptimewasfoundtobe2.29secondswithmaximumandminimumtimesof2.92secondsand0.90seconds,respectively.Alldroptimeswerewithinthe3.1secondmaximumrequirementofTechnicalSpecification3.1.3.4.'InadditiontheCEAdroptimedistributionrequirementsforscramshape(averagedroptime<2.77secondsandmaximumdroptime<3.07seconds)specifiedinthereloadPC/M98016(Reference6)weresatisfied.

St.LucieVnit2,Cycle11StartupPhysicsTestingReportIV.AroachtoCriticaliTheapproachtocriticalityinvolveddilutingfromasub-criticalboronconcentrationof1660ppmtoapredictedcriticalboronconcentrationof1441ppm.InverseCountRateratio(ICRR)plotsweremaintainedduringthedilutionprocessusingwiderangechannelsBandD.RefertoFigures2and3forICRRinformation.Table1summarizesthedilutionratesandtimes,aswellasbeginningandendingboronconcentrations.'nitialcriticalityforSt.LucieUnit2,Cycle11,wasachievedonDecember12,1998at06:29withCEAgroup5at60incheswithdrawnandallotherCEAsattheall-rods-out(ARO)position.Theactualcriticalconcentrationwasobservedtobe1473ppm.

St.tucieUnit2,Cycle11StartupPhysicsTestingReportV.ZeroPowerPhsicsTestinToensurethattheoperatingcharacteristicsoftheCycle11corewereconsistentwiththedesignpredictions,thefollowingtestswereperformed:1)ReactivityComputerCheckout;2)AllRodsOutCriticalBoronConcentration;3)IsothermalTemperatureCoefficientMeasurement;and4)CEAGroupRodWorthMeasurements.Properoperationofthereactivitycomputerisensuredbyperformingthe"ReactivityComputerCheckout".Thispartofthetestingdeterminestheappropriatetestingrangeandchecksthatreactivitychangesarebeingcorrectlycalculatedbythereactivitycomputer'sinternalalgorithms.Thetestingrangeisselectedsuchthatthesignaltonoiseratioismaximizedandthattestingisperformedbelowthepointofaddingnuclearheat.Thereactivitycalculationis.checkedby'erformingapositiveandnegativereactorperiodtestthroughrespectiveintroductionofaknownamountofpositiveandnegativereactivity.TheresultsofthereactivitycomputercheckoutwerecomparedtotheappropriatepredictionssuppliedinthereloadPC/M98016(Reference6).Satisfactoryagreementwasobtained.Themeasurementoftheall-rods-out(ARO)criticalboronconcentrationwasperformed.Themeasuredvaluewas1524.9ppmwhichcomparedfavorablywiththedesignvalueof1491ppm(Reference2).Thiswaswithintheacceptancelimitsof+100PPM.Themeasurementoftheisothermaltemperaturecoefficientwasperformedandtheresultingmoderatortemperaturecoefficient(MTC)wasderived.TheMTCwasdeterminedtobe-1.630pcm/'Fwhichfellwellwithintheacceptancecriteriaof+2.0pcm/'F.ofthedesignMTCof-1.938pcm/'F(corrected).ThissatisfiesUnit2TechnicalSpecification3.1.1.4whichstatesthattheMTCshallbelesspositivethan5.0pcm/;Fwhenreactorpowerislessthanorequalto70%ratedthermalpower.Rodworthmeasurementswereperformedusingtherodswapmethodology.Thismethodinvolvesexchangingareferencegroup,whichis.measuredbytheborationdilutiontechnique,witheachoftheremainingtestgroups.AcomparisonofthemeasuredanddesignCEAreactivityworthsisprovidedinTable2.Thefollowingacceptancecriteriaapplytothemeasurementsmade:1)Themeasuredvalueofeachtestgroup,orsupergroupmeasured,iswithin+15%or+100pcmofitscorrespondingdesignCEAworths,whicheverisgreaterand,2)ThemeasureworthofthereferencegroupandthetotalworthforalltheCEAgroupsmeasurediswithin+10%ofthetotaldesignworth.Allacceptancecriteriaweremet.

0 St.IucieUnit2,~cle11StartupPhysicsTestingReportVI.PowerAscensionProramDuringpowerascension,thefixedincoredetectorsystemisutilizedtoverifythatthecoreisloadedproperlyandtherearenoabnormalitiesoccurringinvariouscoreparameters(corepeakingfactors,linearheatrate,andtilt)forpowerplateausat25%,50%,andgreaterthan98%ratedthermalpower.Asummaryofthefluxmapsatthe25%,50%and98%powerlevelsisprovidedinfigures4,58c6.Thesefluxmapsareusedforcomparingthemeasuredpowerdistributionwiththepredictedpowerdistribution.Forthepurposesofthepowerascension,theacceptancecriteriarequirestheRMSvalueofthepowerdeviationbelessthanorequalto5%.Inaddition,forthe25%and98%plateaus,theindividualassemblypowersshouldbewithin10%ofthepredictedpower(both)andtherelativepowerdensity(RPD)shouldbewithin0.1RPDunitsofpredictedforthe25%powercase.Thesecriteriaweresatisfied.AShapeAnnealingFactor(reference5)testwasperformedinconjunctionwiththepowerascension(reference3).ThistestwasnecessitatedbythereplacementoftheReactorProtectionSystemChannel"D"theLinearPowerRangeDetectorandthechangeintheactivefuelstackheightintroducedwiththeRegionNfuel.ThemeasuredShapeAnnealingFactorswereinstalledintheLinearPowerRangeDetectorinstrumentcircuitsasrequiredbythereloadPC/M98016(Reference6).Additionally,calorimetric,nuclear,anddeltaTpowercalibrationswereperformedateachpowerplateaupriortoadvancingreactorpowertothenexthigherlevelspecifiedbyprocedure.10 0St.LucieUnit2,Cycle11StartupPhysicsTestingReportVII.SummaruCompliancewiththeapplicableUnit2TechnicalSpecificationswassatisfactoryandallacceptancecriteriaweremet.11 St.LucieUnit2,Cycle11StartupPhysicsTestingReportVIII.References1)"InitialCriticality,"Pre-OperationalProcedure2-32000882)"ReloadStartupPhysicsTesting,"Pre-OperationalProcedure32000913)"ReactorEngineeringPowerAscensionProgram,"Pre-OperationalProcedure32000924)St.LucieUnit2TechnicalSpecifications.5)"ShapeAnnealingFactorTest,"Pre-OperationalTestProcedure32000936)St.LucieUrit2Cycle11ReloadPC/M89801612 St.LucieUnit2,Cycle11StartupPhysicsTestingReportFIGURE1CYCLE11CORELOADINGPATTERNYXIiM11IM27N28L74101M49L95N23L4263M22IIIIIL66M04L65N2743M52N5217L07M38205L02N39122L86N20M4555N29L59N02201111L91N09L5073NOSL78N4911219L20M33'M69105N45L25N623275L12MOTK7967N43L30N556318L35M60M56110WV~TSIIIIIIPMKHIIIIIIIIIIIIIL41L97L76L47-21IIIIIIIIIII-'r'-'-i-'-'-18IIhIM24M48N18M26M10L8410N1528L62L04N3523M35L06N40M54N262003415L11N48L22N04L93478N42114N30L88202II'-17II-~-~-16IIM62118L61N14L688M06L27M32L80N1029119107N54113M58K78N56M68N34L52515N06M44M01115L55M39203N57L73M41M55M5933204104L34N36M2110015-'-'-14-'13-'-'-12-'1-'-'-10-'-'-'-8'L43L71M8121M63M83L57N63L316N1625N46L011L94N5330M66L13M37M50206K73M65N64K80M08704460L75N44L08N247213M64M82L70N60L24109116L72M42207N61L54M40M70M3452208108L21N41hl28121FE0C'BAM02N07L53N337116M67N5814K77N59M57N47L79649N01M51M1212-'"'-'-6L69N21120L60N11L8120M31102M05L28M61L5131103N1241L90N22L837-'-'-'-5L89N31209L92N0876L23N3827L10N37L33N03L5822117N32L644210L63N17M533L85M09N5174M25L05N1369M36L03N50M46N1921179M47N25M23M03L6726L873L46L77L96L40AssemblySerial¹XXXInsertSerial¹¹¹13

St.LucieUnit2,CycleilStartupPhysicsTestingReportFIGLRE2.WIDERANGECHANNELBBORONDILUTION0.9.0.80.70.60.50.40.30.20.1010002000300040005000,600070008000OAu.OII$DILUTCDFIGURE3.WIDERANGECHAN%LDBORONDILUTION0.90.80.70.6K0.550.40.30.20.1.010002000300040005000800070008000OALLONSOILUTKD14 0

St.LucieUnit2,Cycle11,StartupPhysicsTestingReportFigure4POWERDISTRIBUTIONCOMPARISONWITHDESIGN-25%POWERUhg$400$urtd:$)CACOICOODTD)O7)DSNJkMIPDWWLDTO$471CCACDTOon,7$$,=,'.!.JxtontoLAlttH'";',]eormConc.!Till0$)cslgn:~0pItJ04l)T1$11$IM~SNDSNDSIDMN~SNOSU0JICtSITAN$44ll4)to41177IIQ)$10LIN4451IQ4104$1ANTINDIAN4105)I$$0JS74AltI)SN1$)t~41$10)$00)SQ4170JN1410IJM44)lIN1170LMD44)t1410ISQIN1$'N14114417Nl~JN~AQ4141MTISNISQ4411OAN~DN4NCAIMUft140$414t17$I.QDLlol44QltfOIDO$441$ItlIJTD1$)l4JklltlLIOIUn4451MDUlt)SIC4JDCNt141~Ult44Q1450IJOS441$MlllnIAN44QNIIJIDISOI441$MS14)011104Nt)MIJSDISO44QIQIJ50IJ7A4NAIQ)JIO)SN44NMlATDASS4)OSAN4I'8LQDL)Q44QlnUTDLITC4450IttIJN1$1T4477)$$SNN44N)n)$00)SN4DNIMIDNIIIO4N$lnIUDIAIDMN171IJCDIDM41OIln)litLMC441$INSN4ANMtIJlnUlt41)1LMOUn44QMT)$50Llll4JQMCMS47DAID4110SM)NDLDN4DNMSISNISN44N0NDMlU)4UNONIM4USDL)N~DQLOJNJIC~DIC)$7INO)$71~ADIQCU>>LL!lODNQSISNIJot~lnlIQ1410)NI~AolI~DN7IMl)ANUODOJIOMILQOINC~DMMILQDLLTC~1QMSUtoLN7~41$t001$11$15101$)tMISMi$50~1QMlUtoINT~11$laIJNLQS~JQQtIJNUDI~AllLoniLNt~AllQTISNISQONII~JQ17MNIQIJNISQ0DISIQUSD1417QlIJN1404ONAQt)NCLlolDJMQtl&01$n~1QQlND~JQQTINDUOT~41$QSIND1417~4)$I~41$IQUto1$Tl~AltQiIDNIDDS~41$QlUOS~AOSIltISN)SN~Nl11$0411l)$LINLINMN,IllUlt)INLNO11$LINLIN44NIQJICOAMIllISN1517~AQINLAN~4MNlIJNStl~NONT1410Ult~11$NSUNIJN~4NlooLININ)~JNNlIJnlIJN~4$00Jl'I)SNINCON)NtOJQISIOUMNOCISSDLiltONI7INDISI5OA)$INCINtOJQIJNUDS01)5TlLMDLQCONIJSD$$t~AQ77INDIDI7CANOJQISNUII~JQIIJNlitt7IJID$11~NSTl1410lANtMNISNUnMNnLINLINMNIIOIINI~1M)SNUDI0400)AIDINO~JN1450IN7DNS7ISNIS)$0417410DQONTSN17IUKOIAC44770AQLMD1ltlOAMISIO)JNMMJNJN04)0ISNIJOlt0411I15D)JN0JQIISNUnODIO$70OAIC1$'NUll4401LiltLQt~)KOISLDISN~NIUSD1471OANIONINTDACI$)L)IOLMI44N1)Nlln4141IJN1$1'ICDQJN~100I1110UIC0401IDNINI040$1410110$~D05JN4DNIIJN1$)744ltLMDLQO41M)JNIJCSAJQ41)0ISNISN441$)JIDIJTO411CION)AN41NIS%IONII)4NUN4)NISICISIS4145INOLNt440$ISNIJIC44M17IJSCLITI4N)llLQDUll4NCANAQ44QLiltIJCT4NSI1410UQ411$ISNIJM44M,171410ISltll1470IDN41M1$L)OI1$$)44Q4Jlt4110QJTDACO44NQJQ411$IJNtin)I44074$14417I1744070JIC440ICADIRMSDeviation:1.63/lh007cof0IMItcoDhCVMCOINopof4140PcfAppcholf~,WNootvINNOchDIDoPtIcccPNOofDOPNctOJTNOhoONC\OWfttnNCITICTINCA0d,)4ptntflht0NON$$NIOOlpCTCCIOpDWCfIC51)DNCNISONllgOICpOWCf0CCtfNIDCIIC51PftgfNTLEl15 St.LucieUnit2,Cycle11StartupPhysicsTestingReportFigure5POWERDISTRIBUTIONCOMPARISONWITHDESIGN-50%POWER$4080IDOATIddACOIC$>>tft>>t>>$IQO~Den>>ILIT>>lAt>>7I"Ith>>05dlrlnConc1st"ttiOsffttl',ttt,~(I~',]letPowerSSISCITKNonComptftsontthh270$25$18~858~8C117ll11$8$10MCOCl'5MQ40>>411040>>llCQDCQI40CIfI41QIQAltAQ4NIQJID45l4010NIJODUQ4010UN1$1$4015KIT~NO~JQ4D12~450~ACC4JNCSIOOtt>>ODISASOISNKISS40>>102INO4ACSIISNISICUltIJII401150IJNUll41llQCID>>14Q4021~$14DITI4017QIISIO241240ll51LQOLQIDNIQDISNISQ425$QtINOIDI>>4NAlttIJIOIN54NSQTID>>UTTOACIQCINDlÃl4NCQlINOUN400CQlISNISN4AINLI>>UQ402$IQLQDUl14NIIllATD0$14DN17$LQD1$$$415K1781$>>IJQ40Q177140014074011151210Uls~NIIll1010UOTMQI'5L1701$>>MN171IANI>>7~ACIIllLIIOLNT~DCI170$10JIDNtIJ>>1$074AOtQtLQDLlll4NI1stisaISIS4NSIC54$0All4AQClllIAI'IoID>>40QNlIAIDINC400CQl70700150illISIOIJOIOAKIQOUSDIJll~157QtIS>>1$7t~AhlIN0TCCDN1$T1$>>ISKI~110QCLittLIQ~DIK155ISNIJthOADIISAJ70Slt0D01Ql1000IDI~~DKI1$1AIOAQ4001QOJa40QlaUNUIO~0101>>107014SCOlolIltLQDLNTSNSIACISCOsill8010l>>IJIO1001~AN~417l>>ISN1$ltIltltla0$2~Allill10>>UCI~DI~Ia1$>>Lla>>57QtIJNUll~41lQTISNIJIC~DllQl1$>>INS~11$IQSNSlt0DIIQlLQD141>>~1NQlIJCOIJTCONl110IS>>1077OJQQtIAODIDDT~01$QtIJID1220DNOIQ170JNOAQQO~JltQlIJCOISQ~JQQt14>>1020tlhlINLtlo101$~11$QlIJNUls~1Q~NlQS14>>I>>8~AQ85ID>>IDIS~01$IDTISQ~J15IQ1$5Olh1IOC$7047C>>INQlIDNUOT801$5$UlsUQ~DQQtUlsIll1~Alt10$Uls'IJQ~NSI'5UN1411OAQ0411QT7080001$>>ISQ~NlNQ415$UltUl1CQSIUa01llIISNISQ10>>ICIA011CIDNIDDT~AlitTtLNC00ll70LI>>1.1>>ONTJN0$1~Jlt77UleIIOIt018MltINDUQ~1Q7$ISN1$$$~N5I10>>INS~JQ000712>>~1N721$$0UQOAK5IANU57~DIS71UNLNT~DQ10I>>0INCMDIISNIJIA~11$ISNISN~NO1$>>ISQ~115JaJQ4AM4NSIllDAll4NIUNU'I~OAOIISIDIJQOAKYItOAOI1510tJltONII21>>1$>>l~DNIISN04NJN~'5MINISNIJlt~Al'IuaLia40>>t1510IJ>>ONI$$1$8l1$1$400$I>>0ID>>4151Iu>>12SS401$ISNillI4011ISNIJDT415714101407~AK5IJNINTODCI1270UQ~DNUNIN7~00$LllsLIN400CSle1st4215ILNI14074017I.QDLIQ4DQtIS>>127040Q127014124011INOIACC4NSIS>>0IJNOAOII10>>INT~ACI1$>>uls~NSUlsINl4AOIISNINS40QIU>>0Ul14NIllLQDUll4NII4007IINLQC4NCQ10>>4251I1$>>141040NISNsill4NCItLQDLIQ4DQ5ISNQ4NIltIJIOISIC4NCls1$IJ>>LQO'170ISS$40104NSll~705AN4010Q050Jll40Q70tMslINO1210MCI470lll4NIRMSDdVldtlOn:1.J9kISh4AK540>>NK54AK5SheOICof0nlilCDon07>>SIemNODCfNKOhefDAIDCIKJKI,hhmoct>>nohshot4550Ns05>>nof0otlatoDDNDnoIIWOIhafcot>>ememsIÃ0f,l8peftollne5NCN40>>VIMpetelmpowtfIDQpnht>>10oofKlgIhepowefKICeh>>ontestprottfsnc16 St.IucieUnit2,Cycle11StartupPhysicsTestingReportFigure6POWERDISTRIBUTIONCOMPARISONWITHDESIGN-98%POWERUnankasarcd:DCJCDNSecrccN).ttt)1100Smenec40445tltyi;',SccsncsncDUS~"'c'esign:1stt)tt1)OOU;et)SAAA1I'"LepowerDIN)ttn4)ohcolllpNtlonyhalDeNtptn4aIn4IItllUSM)4OSN0410~SN4STCMTS4AN4AN4DNNM)I4ANI5tI4DIIAlsACI4AU1$1IJNIJDD4)NOlt1ISNUcl44UIACDUNI44)IUAct4lltIISN44mNtIANICU4411NLUOIJTC4404cISNLIU44nINISNIJN4mlSCDAll4ANILiteLISI4DUUtIDNlect~ANILiteIJDI4411INISNISN4ACCcUCISNIJU4AN4101~Jcs~JS)44U)StIS'ISN44NUSIANIDU44U~A50~N)44UIN1450IANS441SINISN1Ale4JN)05MSO~sttOJNIUU)0IJII44NI44)IUlLIN1)0044NUlACI44UInIJN)ill44N111ISN44m151JisTi4AINlnIJN)Sic~A4C)TCION)ANMllUSUNLli)~ADIln)DNims~AelInISNLilt4ADCitssnsn4DUNtIJN4JUlclLUDLlcl44UlitIS)0U)A44NIUIS)I)SIC4ANClll1$14L)ll4)NINDISNL)$5~AULNJN~JlIUtISNISU~41$USillsu1I4DO)UIISleISU4DN151)Am)ACI4mll)lAel~DtlINUOD)DUODOTIctLINLIN~mcicsLUOUSC~ANNSUNLIU~AUNlIDIOIOAUN)UNLNI~AltN)INNMUillLUDUNaln)COUCOLUTMCIUtIUDLIN~ANCUTISN~JNUCJC1M45ltIJ01~40$UtUNIJU0DUUlIANOJU~AllUIUN)IDUMl1UCLeisutlMUUSUNIlnl~415I4DDSUlUle)lt)~41$Ul)ANISU~lnUlIJaiUN~ANINISNLU)~JltlitUNLIN44MUT)NIMUUlLNDIDTSamlUILU4unSJU04)IUlISNINI~AltINlsn1451~DUJlAltOOUSNIDN1451~lotNCJleltl~AIINSLlmun~JUletUDOIsn't~AU10$LlnL15)F4111stIODtt)lieISN44N5IJNIJ)C~ANIDNID)IMl)IONAll~AltIJNIDCS4SITNce1451MstIIONIDC)~ANTlmeIJN~4UISNLUC~litUNIN)~405JSDNINNSIIJIOIJNUNID)IONOMstitLINLINMDCLln11$1MUTTISNISUMU~DNICSNJtl~AntnLUISINMIC1450ISN~ANCJ14Jn~AmI~ACI1ACIODNLNDuc1DANIISNUU44CIL)14u1)4ANIUlsUSC~AetILXOlit)OD0$lieAtt~AllIJDDISN~AOS1IDIOu1I4ANIIJNLIN4lalIsleIst4ANILINLUC44NI)litLIlc440IIANIDU~DUulaunMNIANIAN~ACILlleUN4mtACOJTI4lnILNO4JUllnLIN44llIS)0IJle44Num'JIC4)INIJltIDU4AUIIACI141$Msl)JltISN44NltlmsLml44011seeIJU4AIUIUU4ml5ATOI44UASDAC)4411UIllsLUS4DUIDNUNS.4415IISNIJN4llcLINl)N44DCltLiteLIU4)mUIJN)ST)4ANSltISNIJN44)0ICI)CDIACI44)I1$UNLml4mlN44UUJDI4514JUNLUDIJll4411ScsJU4)NItIJNJcsIJNJct44N,44014$0ACD4JNRMSDevlatlon:1.25'A$10JNITJ'n4401MNIslell4NC4DNtnamcor0oetecaonsystemNonerameoerDooencsxt,natoaevuaonsnoamosNs0manorchamIoas@,anameetmereqerememsaDAI4snntormeaamesaenaospercecapowertntpcmewemememepoweraceansmntestpmefmh,17 0..ISt.IucieUnit2,Cycle11StartupPhysicsTestingReportTable1Approach.toCriticalityDilutionRate132gpm88gpm44gpmInitialBoronConcentration166015911491FinalBoronConcentration159114911473DilutionTime(minutes)~21707518 00St.LucieUnit2,Cycle11StartupPhysicsTestingReportTable2CEAGroupWorthSummaryCEAGroupReferenceGroupB1&23,4&5TotalMeasuredWorth(pcm)2140.69~1427.651724.4817627054.84Design*Worth(pcm)2070.001417169117126890PercentDifference-3.30.-0.75-1.94-2.84-2.34*Reference2Percentdifference=(Design-Measured)/(Measured)*10019 0a,}l