ML21305A642
Text
50 51 52 53 54 55 56 57 58 59 LEGEND lrtOT[SI 1, 96 THERMOCOUPLES LOCATED RADIALLY IN SIAIOR COIL TT-8'2. , T5 -2 ~ ,..,
- ()4 VALVE MORIMLLY OPElrl
= FLOW LINE WATER OISCHlRC[ HOR. TH[Y AR[ eot6[CUTIY[LY frUl8[R[O Tl-IOU TO Tl-1150 AIG Tl-230 TO Tl-277.
,,',,,.,_ .*..*.* '-lHERMOCOUPLE TO Jl,t[RMOCOUPLE ALARM" VALVE IOINALLY CLOSED SENSI~ LINE Si.illCH f25l IN GENERATOR AUXtLIIRT
~ VALVE ltOANll.LY THROTTLED DRAUI LUIE 96 THERMOCOUPLES PANEL. ALARM. Cl 0SE0 WKEN TEMPER.O.lJJRE
- 2. PCIE PIPING THIS SHEET - PCIE CUSS [I]
,:lEli'. "1C'TE I INCREASES TO 161-F' .II.NO GIVES llLARM,
- ooTLET WATER T[MP£11lTURE - H l(w!M N CHECK VALVE
© PRESSURE GAUGE
- 3. ALL COtOJCTIVI TY CELLS ARE TEMJERATLRE CCIPENSATED
~ ~
DiHERENTIAL PRESSURE SWITCH fi's1 EXCITER END
~Tw-82 ~ SOLENOID VAi.YE 0 PRESSURE SWI !CH TO 25 C.
ALL CCIIIDUCIIVIIY CELLS ARE COIINECIED 10 INDICATORS OPENS lo.HEN THE G4S PRESSURE Dan_ASES
~ / (NOT6 5) _ 4§ COIIDUCTIYIIY CELL WITH RANGES OF O TO 2 AND O TO 20 Ml CROS I ENEIIS/CM.
E ~ ,t4, <, FOR OUTLINE SEE DC-665292-10, E
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TO 5 PSI AIIOVE INLET STATOR IJArflt TURBINE END SEPARATE VENT TO ATMOSPtiERt STOP CHECl VALVE E3 THERIOETER PRESSURE AND GI V[S ALARM "GENER'-lDR 5, IHEIIMOWELLS IW*&T All) TW-82 ARE SEAL WELDED 10 HYDROGEN PiiE;SSURE*-LOW RANGE O TO JOO PSI p S "'"'D _,,-
)( OPEN DRAIN ~--
-- ELECTRICAL CONNECT ION TH[ PIPUtG.
6, REMOVA8L E SPOOL PIECES "JW" AND "FW- ARE FOR
~
~
TURBINE GENERATOR
+ ORIFICE Q STRAINER FLUSHING/DRYING, SPOOL PIECE "JIW' IS NOT INSTALLED IJU'ING NIRllL OPERATIONS Ate IS USED DURIMG FLUSHIMG/ORYII\IG DIJIIMG Cl.lTAGE.
INLET ~ATER PRESSURE G,a,UUE JIANC.E 0 10
,oo P$1G P:I: .:3..i.iO
-........._ A RELIEF VALVE E--- PLUG 7. CORROSION tlJtUTOR/SAMJLER IS CHEMISTRY DEPT.
CONTROLLED AtlJ NlY BE REMOVED 00 INSTALLED AS NEEDED.
~ PI.H' 2 STOPPED ~ WATER Ula PRESSURE - HIGH PURCHASER"S COIINECTIOII FOR INLET WATER-----......_ ~50 532 ~ VENT COVER < TO ATMOSPHERE l ~ PlW I STOPPED ~ STATOR COIL WATER now - LOW PRESSURE PX-328 ~ 1 1 ~ WATER FILTER PRESSLIIE DRCP - HIGH ~ STATOR COIL WATER FLOW - VERY LOW PURCHASER'S COIINECT I 011 FOR GENERA TOR GAS PRESSURE PX* 329 REFER TO @) STATOR PIPING:
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MAl[-lP WATER now - CII IJL[T WATER T[MJERATLJIE - HIGH OUTLET WATER !Elf'ERATURE
- HIGH WATER TAI<< LEVEL - HIGH WATER TAI<< LEVEL - LOW
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STATOR COIL WATER PRESSLR DROP - HIGH STATOR WTR Tl ClJJLET CONDUCTIVITY - HIGH STATOR WTR TK OUTLET COIIJUCIIVIIY
- HIGH HIGH STATOR WTR TK HAlEII' COIIJUCIIVIIY
- HIGH GENERATOR HYDROOEN PRESSUIE - LOW STATOR COOLlltG wrR ltl.ET CONDUCTIVITY - HIGH DC- 1,,.,,3292, -3 CONDFNSED DPERAT!~G !NSTRUCTiCNS D 1.
SH INSiliUCTIOH bOOK FOR COMPLETE OPE.RATJt.G ANO FL-U~.ilMi l"STRUCTIONS THE WATER SfSTEM IS PRESS!JRIZED \.ilTH HYDROGEN ABOVE THE WATiR LE-'EL IU THE WATER T:ltl(. AN AUTOMATIC D
H'f'DROUEN PR.ESSLiiiE REGUL.11.TOR 1"'-INTII.UIS Tii£ HYDROGEN PRESSURE Ill ZPSIG. A <iELIEF VALV£ Will PREVENi Pr-u rEu cdtL:r.E-FW~GE u TJ 160 ps1c.~
2.
HYDROGEN PRESSURE bUILD UP II' EXCESS Of S PSIG IN THE WATER T1Ut(.
THE S~5TE"I "IAY BE OPERATED WITHOUT HfDROGEN PRESSuJ(JZATIOtL THIS MODE OF i.JPfRAT!OU IS tlOI RECO~OIDED PS-7 DIFFERENTIAL PRESSURE SWITCH~ WATER TANK GAS PRESSUl:E RELIEF S ttilC[ CORR CS I Otl ACT IVI Tr ~I LL ti[ ACCELERAT[() IN THE ,PRESENCE OF AT,.,t)!lf!ti[R IC OX,"G[N.
COIITACTS CLOSE NHEN THE DIFFERENTIAL ~ VALVE - SET AT 5 PSIG RY-9-4
\61 l. THE 6ENERATOI' CAN BE OPERATED AT ALL HYDROGEN PRESSURES bETi..En. MAX1141J:4 6A5 PRESSURE A)H) 45 PSI&.. THE PRESSLR INCREASES TO 30 PSID, AND GIVES ALARM "SU.TOR COIL WATER I-Ill.CHINE GAS PliESS'I.JliE MUST ilE u.il.lNTAINEO HIUHER THAN STATOR CO I L it:Lf.f i.lMIER PRESSW.E..
PRESSURE DROP HIGH" ~
\ 5 5 4. STATOR COIL CQ0LING WUER SHOULD tiE CIIICULATED 1iliEHE~ER THE ii:NERAToa IS CAR~J'ING L0ll0.
CAPA8LE TO PROOUCE NOR!IIAL WAJER flew.
EITHER ,u"IP ,IS rs-2 DIFFERENTIAL PRESSLIIE SWITCH ~1----- PR£SSllllE SWl TC'k {lj] CONTACTS NHEN DIFFERENT I AL PRESSURE DECREASES CLOSE tJHEN H10ROGEN PRESSURE 5. WITHOUT STATCR COIL 1;nrn C!RCUUI.TION AND ..lllrl THE COILS FILLED \.IITH 1-:.:'ITER. TII[ 6£l,lfll.HOR (I\N SAFElf TO 16 PSID A CONTACT CLOSES AND GIVES \ IN ~ATER TANK REAC:HE$ 4iPSICi CIRR'I" STATION IUJXILIARf LOAD f0II I rU.llMUM llli!t. Lt- IJNI:. HOUK lF Di£ INITIAL C~O/1/lh' Cf INLiT ""'1T£1i ALARM *STUOR COIL WATER FLOW - VERY AND GIIIES .11.LARM *WATER TANIC DOES tlOT EXCEED J .S )f~IEMliNS../CM. Jf TKE INITIAL COrlOUCTI VIT1' D:CEEDS 1. ~ )l51E'MENS-/C11. THE GENERATOR LOW-, Alll A SECOIID COIIIACT CLOSES Alll A GENERATOR RLll8ACK IS INITIATED, SEE LEVEL ALARM SWITCH !iii GIVES lzil PRESSUQE - HIGH' P 5 - ~ LO~O SHCULD BE REOUCEQ JD Lt.RD ANO ITS EXCltATtON REMOVED WllHIN THfiE£ MINUTES.
NOTE&,~ ALARM, "WATER I.INK LffiL-HIGH" 59~ ii.. tf '-!ATER fLtl',j STOP$, THE SECOND CONJ.ACT ON Si,129~&~1t'i'i'fiiff THE AUIO'!ATIC f!1J~lBA(I( THR:OU:iH A F1YE-SEC:ON0 O[LAY RELAY., THE nvE-!Et()t,jD DlLA'I' IS. Tti P[R... tT lLTEflNAT[ CJACULAnt-:G Plf1P TO trmE UP T:'l SPEED
- THE LEVEL SWITCH SV-W ENERGIZES AND C.EhEliil.TOR RUNfl.ACr f"AN 8£ ACCO"!PLlSHEO AT A ..nou* RATE Of 2DI" PD MINUTE:. IF THE G'-NERATOR RUN.-
DE-ENERGIZES SOLENOID VALVE SV*I ~ACK F".AJLS TO .;jTARr IM <45 SE;:CONDq TME GENE:R~TOR WILL SE TRIPPED. THE (:,EJJ~IQATQR TO MAINTAIN PROPER WATER LEVEL FiUMBAC.W WILL et. PI.JLS'79 WITH AM OIJ*Oll[F C.VCLIC. P.£1..AV TO AS.SI.IQE. GRADVA.L. LO AD ~LOUtTIOIIJ, IN !Ala 58 60 7. MD.NUil IIUNeACl ~l El£ USED TD UOID ~IP. pj!OVID'ED STATOR AMPOES. CAN SE R[tuCE:O 40S PER IIIIINUTt ()(l.lrl TO THE STAT JO~ AUXILIAP.f lOAD' IN 2.:_1/4 11iNU\£S.
- LS-5 LEVEL ALARM SWITCH 1271 GIVES TEST GAUGE-RANGE a-. THE UENOAT0R CAN CARRY ~~-or RATED Sf.1,TOa AJ!1PERES WITH OHE COOLfli OUY Of SERVICE.
AURH, "WATER !Ala LlVh-LOW" 0 TO 15 PSIG, Pl-I C 1. OHE HIJED B[D OEHINEll:IL!ZtR IS PIOR"!ALU iN SERVICE AT .l. TIM(. Tl£ QTt:[R iiEIIIG HHD AS A SPAiiL FLOI.! THPOl,IGH Wt DEflililEIIALllER 15 )0 (iPfrit.,. Tfk\PEffAH!liE OF'\olAT(R St'OULO NOT £XC£ED f.O*C l".AXlt't~. SET 0£111H!EIU1LlZER FLOW RATE' Ji.S REQUIREO TO ~APIITAIN LOOP-CTJNOUCTIYIT1' AS SPECIFIED .At *tt2*. THIS FJ..(1.1 MAY t\A)t'l~N C
l:IE CHANGED 1:11' ALTERJNG THE P051llON Of VAL.VE 419 REP.LAC( "OE"lt-!.ERA.UZffi' BED \..'HE!iE'w'E.R 11-iE INDICATION Dk C6NDUCTI VITY "4ETER "C.Cl
- lkCR£l<S£S iD 1. 5.)l<:.,U.t,tE},IS/01 ilT 25*C 1.1.lTH CCJ.lSTAtU' f.L0.,/ RATE.
- 10. Ot-lE FILTER IS NOR~M.lf IN SER\!!Ct, THE OTI-IER H£LD AS A SPARE. ~f4£NE\1£R PRESSIJP.E OROP ACROSS lHE flLTEFI
!t!CJ!EASES Ji PSI ABO't[ ffi( NOR~IIL PRESSUl!E DROP, R£11LACE -flLTER, 11 Cifn[RITC,R l'UST BE PRESSURIZED l,UTH C.,,S BEF'ORt ~;.JOI flLLII\G OR CIRCULATION IS SrARTED.
- 12. CARE SHOULD tlE TAICEN TO Pfl('iENT COz FP.r.M CiJMll~U IIHO CONTACT Ul"rli~TER S1 11CE ITS PRESENCE l.llLL CRllST1~.:LLt INCREASE THE STATOR COIL w.n£R CaHDllCTIVtTY.
13 "OPE~TJO~ OF ff/E 6EN£f?A.TOI?. WITJ-/t?LJT ST4T~ COit. WATEI( CIRCI.ILATIOI,/ I~ PERl-,1/S~IB:.E Aa O!ITa/VU.} /(',/ TltE ASl)VE INf:.T~UC TION5 PROV!Of!V6- 1./tJ OTHE'/f OP'El?ATIH6t CLWDIT/0)1 ~ TIIC 7lJR81N£ 0~ 6.!NEl?ATOf:' !?El{)(JJKE.$
1:~Jtl7::..~!/-N'!~ 1;;.~rl.%;f,ER TO THE 71Jf'BJNE l~T~lJCTJON &t)()K FOi'? TdRB/NE LIM/7"$ CJ.Al FILLING .INSTRUCTlCNS
- 1. OPEN v*L.Yl !iJ2. CLOSE 448 . "424, AND. 400 , AND BOLT CII el1~0 FUNC,E CLOSE 498, 4CJ9, ANO OISCOtlNECT WA I ER TANK DR R[HOVABL[ LIIIIK "H" WHICH rs L.OC.ATED 011.,1 TtHi C.A5 DIAC..J..-At,J\ ~
IIIIBINE BLDG
- 2. CLOSE VALVE 78 Nl GAS IHAGRA:1 THERIOt:TER RA~
0*11D C 3 OPEN 420, 421 , 422, "423, 509 ANO S1 0 If'! F ! LL (10, [tjERAi..I &£ftS OPERA I I NG RANGE 5-,
0*80 C WATER TANK PRESSUIE
- 4. OPEN 424, c1,,nsE 4*0. 421, t122 AND 423 ,
GAi.Ai[
- YAQUI, RANGE S. OPEN VALVES 402 , '404, .IIOo ,),NO 408. ADMIT w.UER FR0*1 &OILER FEED S'(STE"I o~ HOUSE DENINc:RALIZEO .-llTER 0 TO 150 PSIG-30" 11G Pl-15 SYSTEM iJ OPE.Hlt-lG VALVE UT FILL StSTf~ UNTIL A FU~L STREAM DF W,HEFl FLOl,IS FR~-1 V~LVf' 512.
0 N B DIFFERENTIAL PRESSURE SWITCH (!i]
O.OSES NHEN DIFFERENTIAL PRESSURE
- b. START EITHER PW*P ,1 nR PUMP ,2 .::i.t.:o CONTINUE Tn VEtlT S'fln:11 NOT EXCEED tiENER.l.iOli C.JS PRE'SSURE CLOSE VALVE 431.
WATER PftESSLJRi AT PUMP OISCH.lRGE St!Ol,IL[I B
0 ACROSS PUlf' DECREASES TO 20 PSI 1. OPEN ~Ot'!Et-TARILT *~ CLOSE WILVE 470. 47e, 481, 4!5, .Arm 486 THROTTLE 'JENY Y-~UE 477, 505, so,. 500, ACTUATES Pll'P "2" AND GIVES ALARM, N "Pll'P I STOPPED", PS-10 510, .IND 509.
I S. OPEtl VAL 'fE 4J1 UNTIL ,1 FULL STRE>1'1 OF l<IIATER FUll'IS OUT OF VAL VE 51 2 CLOSE Vil.LVE 4,1 AN;;i -;12 r-r)
IN LINE FLOW HETER/SWITCH, FIS-SH FOR PRESSURIZ~TIC~ Of WATER SYSTEM ~JTtt HYDRQG(H 0 INST!lLL*lt:rtQ'iABl,.f LINIC ~H" $IS SHO.JH ON (,,),$ P,IAC.RAM I
CLQ:>E V~LVES 4441 +4-6 1 459 MD 4 ~
N 0 Ol'EN VALVE 78. ~ GAS Dli!GR.\H, TO PROVIDE Hz TO l-bl.'fER SVSTrn C 4 ADJUST PRESSURE RE.C,UL.AfOR "Z". ON GAS D",GRAM, TO OELtVER HYDRllGEN P,T RANGE OF l TO 5 PS11.i CJ) G) ALKALIZER OUTLET COIIOUCTIVITY
'O + 5 OPEN VAL'VE 44'7,""'4i\4Si .4nD 4i:O A"-10 ACHIT MYOA.OQ:I\L
- C 0 O. DUii Off EXCESS ~TER UNTIL. WATER LE\IEL IS AT HIUtl LE'-l[l I" SICilH &I.ASS ey OPENING ';!LIIE 511 o CJ)o 7 SURT fLfl:P *1 nR *2 ~NO AOJIIST U4TiR LEVEL IN l,,IT[f( TitllC TO NOi.AL LEVEL I 'Q j* g1~!~L,\~t1~fER 1~iUGH DD'IINERALIZEl2 UH.HL PRO.PEii Cll,14~ULTANCf IS CBT .. INEO ON If/LET CONl!Ue*Tl"VtTY CELL MCC2*
I.[)
I 0 19 JO CLOSE VALVES *02. '°'* *o*. **** *22 *** -4,21 ADAPTED FROM NI-:> DIFFERENTIAL PR[SSUIE SWITCH ~ C::::=i,-[:><J-.!!..+~'-'DEMtHERAL1lER FU,_ CONOUCIIVITr CELL I~
H THROTTLE VALVE " * '"MlllJIJIII DESIRED CDIIDUCIIVll< DC-063 2 ~ 2- l NL[)LL 18 CLOSES NHEN DIFFERENTIAL PRESSIJIE RAN<f OTO 2 MIC00&1eMEt1&/<:M. NOl<W.L 01-:i NN<l: A ACROSS Pll'P DECREASES TO 20 PSI ACTUATES Pll'P "I" AND GIVES ALARM, "PIJII 2 STOPPED". PS-I I OPOOTINs A&NGE 0.1 TO 0.4 Mlc<0611'M£"'-Pt ADJUST FLOW PER CONDENSED OPUATING INSlRUCTtONS. ALARM ~ CONJ.ILCTS IN UNIT I A ON
-OL ANS-J lN!liCATCl,CCLOSE P.IHEN C(Jtj)UCTl'o'lh' IHCRE.ASES I TQ l .5 MJCtm:1""'1CM ANO Gl~ES ALARM.
\\ l,TATOK WA'J"CC' TANK N'A.tE'UP COh.tl>\JC..TI \Jlry DIABLO CANYON POWER PLANT - PG&E CO.
11 N G) 2 ~lit,H.. Sii:IE NOT-. 3, TURBINE AND GENERATOR ASSOCIATED SYSTEMS 0:: 0 (/)
w- =i I 122J99 DRAWING SHEET PAGE REV f- II STATOR COIL COOLING WATER DIAGRAM 102022 5 0 62 WESTINGHOUSE ELECTRIC CORPORAi ICIII ,
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<tO<t IIILE ~~NEG~- :=J_j o::ou INPGIC 1 Size 02-03-2020 AJFJ FXC2 N/A NOT REQUIRED PER CF3. 1D5 Revised Per DFT-7*5089 DATE OWN RE IV PROFESSIONAL ENGINEER PE DISC. PE tt PE EXP,