ML23241A084

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7 to Updated Final Safety Analysis Report, Chapter 7, Figure 7.7-7, Drawing 495883, Revision 5, I & C Functional Logic Diagram Feedwater Control & Isolation, Sheet 1
ML23241A084
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 05/25/2023
From:
Pacific Gas & Electric Co
To:
Office of Nuclear Reactor Regulation
Shared Package
ML23241A052 List: ... further results
References
DCL-23-044 495883, Rev 5
Download: ML23241A084 (1)


Text

STEAM FLOW

!SHEET 191 INOTE91 NOTES I. ~~~bS8.~~[~ rn~~~~6~~ ~H~ 0  ??~E~?~~ ~~~~ElQLl~~H 1~.~~~ 1~fA~~RAH AND I TS ASSOCIATED POStTIONER. THE SOLENOI D V.1. L VES AR[ DE-Ei.[RG!ZED TO VEN T , CAUSINGTHEHAINF[EOWATERVALVETOCLOSE IN7SECONDS.

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2. ALL CIRCUITS INTHISSHEETARENOTREDUNDANTE XCEPTWERE IND!CAlEO "REO UNOUNT ".
4. THE REOUNOAlfl lol.l.NUAL RESET CONSISTS OF T\10 MOMENTARY CON T~OLS ON THE CONTROL M.I.IW , ONE OF EACH TRAIN .

REACTOR

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  • -r 5. OPEN1SHUT I ND !CAT I ONFORE.&.CHF[EOil.&. TERC ONTROL VALVE IN CONTROL ROOM,

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TR IP T*v~ FEEOWATERPUMPSARE TRI PP ED BY TRAIN "B" ONLY.

ISHEET21 (SHEET 51 FEEOWATER ISO L A T IONVALVESARECLOSEOB Y TRA]N " A " ONLY.

( MOTE 9 I INOTE91

9. SHEETNUMBERSREFERTOTHEREFERENCENUMBERSBELOW.

(i)------+

INOTE12J +& - -

10.

1 1, WHENEVER A PROCESS SIGNAL IS USEDFORCONTROLAND IS DERIVED FROM A PROTECTIONCHA'-'-EL , ISOLATION MUST BE PROV IDED.

Tl-11:i DR.&.\IING I L LUSTR.&.TES THE FUNCTION.&.L R[OUJA[HENTS OF THE REACTOR coi.TROLANDPAOTECTIONSrST[lol. THISOAAlll']i.GDOESN OTREP RESENT ACTUAL

~~~~~~~~Lt~~~~~~~f~~ON. FOR HARDWARE I HPLElolENTHION, REFER TO THE


* 12 , BOARD U<DICATION IS FR OM A DFWCS OU TP UT. ALL OTHER INDICATIONS ON TH IS

~.,.s DRAWINGAREPROVIDEDONTHEOFWCSHMI, 13 , RESE TS WHEN PI CONTROLLER OU TPU T REACH ES 100%. ALSOSETSPUMPBlASESTOO.


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~

I 4, TRACKS HIGHER FWP A/M STAT ION DEMAND WHEN BOT H PUMPS ARE IN MANUAL, Q)---+ + --<D cc;v" 0

,*,s, u, 15, 16 .

SWITCHESTOMANUALWHENBOTHFWPA/MSTATIONSARE

~~~f 0 ~u~ ~A~G~t~o ro 01. . ONCE PuMP 2 1s AT 0 %,

IN MANUAL.

swITCHES I TS A/lol LL]- AUTOilolANUAL FEEOPUlolPl>P I7.~;~~~~~~:~~~~ Trn~:A!~~:~~r~~o ~7~~~i~D1~i~~li: g~~~s Lg5;Lo~A~~!t~ o~DE MAt.UU RESET G - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ~ ---

SETPOINTSELECT IFRO!ollol(Bl 1 s. ~~~EEo6?/~~s~~1~¥ 1~~~cT I ONAL REOu IREMENTS DOCUMENT DRAWING 6631 95-27 I t.OTE ~ I FEEDPU~

l>PSETPOINT ISHEET20l I PUHP IN HANUAL - ~

OR PUH~ 2 RAHPING ~ (NOTE141 DO'olN TOO t FEED\IATER BYPASS F EEDlll'ATER H.I.IN VA L ~E POS I T I ON VALVE POSITION D[lol.&.NO:i!GN.&.L O[lolANDSIGNAL F ~D~E~1o1~:N2~l1:G~~,1,~3 S ~D~E~H~:,.i!s~1ii.:J=

(SHEET 211 (S HEET:211 (N OTE, J INOTE,1 INOTE,I ll,QT[9)

BOTHP UMPS I N A U T O & - - - - ~ ,.*

MANUAL SPEED BIAS POWER< 30~. !NOTE 16 1 1-+J I TURBINE TRIP I ( SHEET 161

~--

REF ERENCES ( NOTE 9) WE DWG PG &E DWG FUNCTIONAL LOG IC DIAGRAM I NDEX AND SYMBOLS FUNCTIONAL LOG ICOIAGRAMREACTORTRIPSIGNALS 3, FUNCTIONAL LOG IC DIAGRAM NUCLEAR lf1STR AND MAfrnAL TRIP SIGNALS FUNCTIONALLOGICDIAGRAMNUCLEARINSTRPERMISSIVESANDBLOCKS 5653D74-4 FUNCTIONALLOGICDIAGRAMPRIMARYCOOLANTSYSTEMTRIPSIGf1ALS 5653D74 - 5 6 . FUNCTIONALLOGICDIAGRAMPRESSURIZERTRIPS[Gf1ALS 5653D74-6 495676 FUNCTIONALLOGICDIAGRAMSTEAMGENERATORTRIPSIGNALS 5653D74 -7 ~95677 FUNCTIONALLOGICDIAGRAMSAFEGUARDSACTUATIOf1SIGNALS 5653D74-8 495878

9. FUNCTIONALLOGICDIAGRAMROOCONTROLSANDRODBLOCKS 5653D74-9 ~95879 10.FUNCTIONAL LOG ICDIAGRAMSTEAM~PCONTROL ~95880 11 . FUNCTIONALLOGICDIAGRAMPRESSURIZERPRESSUREANDLEVELCONTROL 5653D74-II 49588 1 12 . FUNCTIONAL LOG IC DIAGRAM PRESSURIZER HEUER CONTROL 5653D74-12 13 . FUNCTIONAL LOG IC DIAGRAM FEEOWATER CDfHROL AND IS OLAT ION 5653DH-13 ~95683 14, FUNCTIONALLOGICDIAGRAMFEEOWATERCONTROLANDISOLAIION 5653D74-14 49588~

15 . FUNCTIOf1AL LOG IC DIAGRAM AU XILIARY FEEDWATER PUliPS STARTUP 5653D74-15 ~95685 16 , FUNCTIONA LLOG ICDIAGRAMT URB JNETRIPS, RUNBACKS/..SIGNALS 5653D74-16 495886

17. FUNCTIONALLOGICDIAGRAMAMSACSIGNALS 18 , FUNCTIONAL LOG ICDIAGRAMSE!SMJCTRIP 19 , FUNCTIONAL LOG IC DIAGRAM DIGITAL FW CONT SYS H1PUT SIGNAL VALIDATIOf1
~
~~~~~:~~:~ ~~ :~ ~:;~:;: ~:~:~:~ ~: ~~~~ ~;~ ~~N~L~~,,,c~~~R~L~~:C~I~~ ~~~~O 22 . FUNCTIONAL LOG IC DIAGRAM DIGITAL FW COfH SYS SIGNAL SELECTOR LOGIC 5653D74-21
23. DRAWING INDE X SOLID SHTE PROTECT[@ SYS INTERCONNECTIOf1 ~ SCHEM. DIAGRAM I 0804~2- I NUC LEAR SAFETY RELATED KEY OWG . SECTION_3_

UNIT 2 F UNC T IONAL LOGJCD!AGRAM FEEDWATERCONTROL& ISOL AT IO N