ML23241A084

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
Issue date:	05/25/2023
From:	Pacific Gas & Electric Co
To:	Office of Nuclear Reactor Regulation
Shared Package
ML23241A052	List: DCL-23-044, 7 to Updated Final Safety Analysis Report, Chapter 9, Figure 9.4-10, Drawing 512904, Revision 15, Mechanical Air Monitoring Technical Support Center and Post-Accident Sampling System Air Flow Diagrams ML23241A053 ML23241A054 ML23241A055 ML23241A056 ML23241A057 ML23241A058 ML23241A059 ML23241A060 ML23241A061 ML23241A062 ML23241A063 ML23241A064 ML23241A065 ML23241A066 ML23241A067 ML23241A068 ML23241A069 ML23241A070 ML23241A071 ML23241A072 ML23241A073 ML23241A074 ML23241A075 ML23241A076 ML23241A077 ML23241A078 ML23241A079 ML23241A080 ML23241A081 ML23241A082 ML23241A083 ML23241A084 ML23241A085 ML23241A086 ML23241A087 ML23241A088 ML23241A089 ML23241A090 ML23241A091 ML23241A092 ML23241A093 ML23241A094 ML23241A095 ML23241A096 ML23241A097 ML23241A098 ML23241A099 ML23241A100 ML23241A101 ... further results
References
DCL-23-044 495883, Rev 5
Download: ML23241A084 (1)

Text

STEAM FLOW

!SHEET 191 INOTE91

NOTES

I. ~~~bS8.~~[~ rn~~~~6~~ 0 ~H~ ??~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.

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.

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

REACTOR TR IP '°' T*v~ FEEOWATERPUMPSARE TRI PP ED BY TRAIN "B" ONLY.

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

( MOTE 9 I INOTE91 *9. SHEETNUMBERSREFERTOTHEREFERE NCENUMBERSBELOW.

(i)------+ 10. WHENEVER A PROCESS SIGNAL IS U SEDFORCONTROLAND IS DERIVED FROM A PROTECTIONCHA'-'-EL, ISOLATION MUST BE PROV IDED.

INOTE12J +&-- ? 1 1, 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

---

* ~.,.s -------,~rttt0\\tt 12, BOARD U<DICATION IS FR OM A DFWCS OU TP UT. ALL OTHER INDICATIONS ON TH IS DRAWINGAREPROVIDEDONTHEOFWCSHMI, 13, RESE TS WHEN PI CONTROLLER OU TPU T REACH ES 100%. ALSOSETSPUMPBlASESTOO.

I 4, TRACKS HIGHER FWP A/M STAT ION DEMAND WHEN BOT H PUMPS ARE IN MANUAL, 15, SWITCHESTOMANUALWHENBOTHFWPA/MSTATIONSARE IN MANUAL.

~ Q)---+ + --<D cc;v",*,s,u, 16. ~~~f 0 ~u~ ~A~G~t~o ro 01.. ONCE PuMP 2 1s AT 0 %, swITCHES I TS A/lol LL]- AUTOilolANUAL FEEOPUlolPl>P I 7. ~;~~~~~~:~~~~ T rn~:A!~~:~~r~~o ~7~~~i~D 1~i~~l i: g~~~s Lg5;L o~A~~!t~ o~DE SETPOINTSELECT

---

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

MAt.UU RESET 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 INOTE,I ll,QT[9)

(N OTE, J INOTE,1

BOTHP U MPS I N AUTO&----~,*.

MANUAL POWER< 30~. !NOTE 16 1 1-+J SPEED BIAS

I TURBINE TRIP I ( SHEET 161

~--

R EF ERENCES ( NOTE 9) WE DW G PG & E DW G

FUNCTIONAL LOG IC DIAGRAM I NDEX AND SYMBOLS FUNCTIONAL LOG ICOIAGRAMREACTORTRIPSIGNALS 3, FUNCTIONAL LOG IC DIAGRAM NU CLEAR 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 X ILIARY 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