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{{#Wiki_filter:McGuire Nuclear Station UFSAR Appendix 7B. Figures Appendix 7B. Figures
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- 1. THE FIENll.NDANT MNf.JAL 11.0CK CONTRQ. CONSISTS OF TWO C0NTROLS OH 1lE: mmn. BOARD. 0fE FM EACH TIWN.
2, TWO COMPUTER INPuTS ARE CCNECTEO TO THIS CIRWlT INOlYXOUAL FOR EACH TRAIN.
- 3. TlfO PEFIMlSSIVE STATlJS LlGHTS ARE CCH£CTEO TO THIS- Clf!Ct.lJT .INO[VlruAL FOR EACH TRAIN. '
- 4. FOR I.NIT 2 SEE MCM 2399. 0 Hlli!04 007
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McGuire Nuclear Station UFSAR Figure 7-1 (Page 9 of 16) Deleted Per 2011 Update (09 OCT 2015)
McGuire Nuclear Station UFSAR Figure 7-1 (Page 10 of 16) Deleted Per 2011 Update (09 OCT 2015)
McGuire Nuclear Station UFSAR Figure 7-1 (Page 11 of 16) PORV NC-32. NC...36 DEMANO OPEN From Fig. 7 34 Sh 6 Letdowri lsoialiori Coritrol PORV NC-34 From Fig. 7-34 Sh. 8 DEMAND OPEN From Fig. 7-34 Sh ..1
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McGuire Nuclear Station UFSAR Figure 7-1 (Page 12 of 16) (09 OCT 2015)
McGuire Nuclear Station UFSAR Figure 7-1 (Page 13 of 16) MalnValve Position Demand Fig.7-35Sh.3
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PoeilkmDarnand Flg.7-35Sh.3 Main Valve Position Demand Fig. 7-35Sh.3 Poslt!onDemal'ld Fig,7-35Sh.3 ._ L_ ____ 7 INST1IL"Ml!XTA110N A."mr.QmU)t 5YS'1!MLOG!Cl>l.~ (09 OCT 2015)
McGuire Nuclear Station UFSAR Figure 7-1 (Page 14 of 16) Main Valve Bypass Valve Main Valve Bypass Valve Position Demand Position Demand Position Demand Position Demand Fig. 7-35 Sh. 3 Fig. 7-35 Sh. 3 Fig. 7-35 Sh. 3 Fig. 7-35 Sh. 3
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McGuire Nuclear Station UFSAR Figure 7-2 (Page 1 of 1) Figure 7-2. Setpoint Reduction Function for Overpower and Overtemperature Trips f (6 q) 6q 6 q -NEUTRON fLUX OI Ff ER ENCE BETWEEN UPPER AHO LOWER LCHG ION CHAMBERS A1, A2 -LIMIT OF 5 (,6q) DEADBAHD 81, 82 *SLOPE OF RAMP; DETERMINES RATE AT WHICH FUNCTION REACHES IT'S MAXIMUM VALUE ONCE DEAD8ANO IS EXCEEDED C -MAGNITUDE OF MAXIMUM VALUE THE FUNCTIO~ MAY ATTAIN (14 OCT 2000)
McGuire Nuclear Station UFSAR Figure 7-3 (Page 1 of 1) Figure 7-3. Typical Illustration of High Trip. ( T°F Tavg) 80 1700 PSIA LOCUS OF COMO IT I OMS WHERE POWER= 118% OF NOMINAL. FOR NOMINAL FLOW 75 2250 PS IA 70 DVERPOWER6T TRIP LINE
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McGuire Nuclear Station UFSAR Figure 7-4 (Page 1 of 1) Figure 7-4. Design to Achieve Isolation Between Channels PROCESS SENSORS OR TRANSMl TTERS PEMETRH I OH ASSEMBLY C~TAINMENT WALL ANA LOG PROTECTION PROTECTION PROTECTION ION PROTECT RACK 11/ RAC KS CH IV
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Figure 7-5. Engineered Safeguards Test Cabinet-Index, Notes and Legend McGuire Nuclear Station TEST L1GIIT D5 - IJE*..r. 3 I
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-SPt; - 'SOLi O STAT'.: PROTECTION ~V-STEH EXA.Ml'l'LF STC - SAFf.G-lJARDS TE5.T CABINET K' - SP:S REL.A'I', K&01, K602, ETC., )( - S'WGR. 111:C, .AUXI LI Ar..Y RELAV RACK, ':TC.
K(OI - OPERATING COIL ASC - AUJIIUARY S,IF{GL!AROS CA"tN[T K(RI - RESET COIL s,*. - STC HS.T SWITCH. 'S8t'J2, sBJ4. ETC. K&*:, - STC REL.A'<, ,:,811 r:;8-17, ETt. etc. UFSAR Figure 7-5 (Page 1 of 1) 05'" - STC LIG~T. oS,8009, Osl!077, (14 OCT 2000)
McGuire Nuclear Station UFSAR Figure 7-6 (Page 1 of 1) Figure 7-6. Logic Diagram Nuclear Service Water System Safety Injection Containment Isolation i ---*---* ---*-- Blado"t Signal 1--r Signal l i
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'y OR Train A Tra In A Tral n A Train A Nuclear Service Aux T1 ta ry B1 dg Valves Reactor Blds Water Pumps Non Essential Safety Mode Non Essential Safety Mode Isol at ion Va! ves Alignment Isolation Valves lnftiatlon Safety /.'ode (Note 2) and Al lgnment Containment Ventilation (Note 1) Non Essential Supply I sol at ion Valves Safety Mode Alianment (Train B Similar)
Note I - Auxiliary Bldg. Supply Isolation valve does not receive blackout signal In order to supply cooling water to containment ventilation system during blackout. Note 2 - Crossover valves do not receive blackout signal. Note 3 - A separate manual control switch Is provided for each pump and valve which receives a safety injection or containment Isolation signal. Each such device is controlled independently of any others in Lhe manual mode. Capability for simultaneous manual actuation of all devices by a single control switch is not provided or implied. (14 OCT 2000)
McGuire Nuclear Station UFSAR Figure 7-7 (Page 1 of 1) Figure 7-7. Logic Diagram Component Cooling Water System Blackout Signal
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i ' i i I I ' 0)' y" Individual Equip. Manual Controls J Train A Train A Train A Train A Component Aux i l i a ry B1dg Valves Reactor B1dg. Coo 1 i ng Pumps Non Essential Safety Mode Non Essential Safety Mode Isolation Valves Alignment Isolation Valves Initiation Safety Mode Safety Mode Alignment Alignment (Train B Similar) NOTE: A separate manual control switch is provided for each pump and valve which receives a safety injection or containment isolation signal. Each such device is controlled independently of any others in the manual mode. Capability for simultaneous manual actuation of all devices by a single control switch is not provided or implied. (14 OCT 2000)
McGuire Nuclear Station UFSAR Figure 7-8 (Page 1 of 1) Figure 7-8. Logic Diagram Chemical and Volume Control System Rl ackout Safety Injection Contajnment lso1ation
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McGuire Nuclear Station UFSAR Figure 7-9 (Page 1 of 1) Figure 7-9. Logic Diagram Residual Heat Removal System Safety Injection
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McGuire Nuclear Station UFSAR Figure 7-10 and 7-11 (Page 1 of 1) Figure 7-10. Deleted Per 1996 Update Figure 7-11. Deleted Per 1996 Update (14 OCT 2000)
Figure 7-12. Logic Diagram - Annulus Vent System McGuire Nuclear Station A~nu'u5 Prc55u-c Ccrt:c:inmEnt H1-Hi ~nn11 l11s Pressure
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McGuire Nuclear Station UFSAR Figure 7-13 (Page 1 of 1) Figure 7-13. Door Monitoring Zones e TYP CAL lONE; C I ooo~s CR 8 00-0R PlNrLs WITH Z SWITCHES PER PANEL,
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McGuire Nuclear Station UFSAR Figure 7-14 (Page 1 of 1) Figure 7-14. Logic Diagram - Lower Inlet Doors Diagram ~hov1s Bay l Ccc r l ci:::er typica: wiring for one zone *:or :.:x: B~y 1 Door 2 Open
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McGuire Nuclear Station UFSAR Figure 7-15 (Page 1 of 1) Figure 7-15. Logic Diagram: Lower Inlet Doors, Personnel Access Doors, Equipment Access Doors and Equipment Access Personnel Doors
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EADS *2 Umnflat.ed - - -------1 EHlP *t OPIIII 1:APD "2 Op!ffl Sv.PAD Dp,n h.2 PAO Op1n PNJS UnmfJawd NOTE 1: THE EQUIPMENT ACCESS DOOR SEALS (EADSl HAVE BEEN MODIFIED SO l THE EQUIPMENT ACCESS DOORS ARE PERMANENTLY IN THE CLOSED POS WITH THE EQUIPMENT ACCESS DOOR SEALS DEFLATED. THEREFORE, l INDICATION HAS BEEN REWIRED TO REMOVE THE EQUIPMENT ACCESS DC SEAL (EADS) ALARM PORTION FROM THE REST OF THE CIRCUITRY. (24 APR 2014)
McGuire Nuclear Station UFSAR Figure 7-16 (Page 1 of 1) Figure 7-16. Logic Diagram: Equipment Access and Equipment Access Personnel Doors
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EAD - Equipment Accc~s Door EAPII - E\luipra ent Ace cs!! Pers.;1nne I l:ne.r EA[l,S - fa.iv i prnen t '-tcecss Door Se.a I PA.I) - Per sonne 1 Ac~C~!i Ooot PADS - Pl!I :.mine' A<".ccss l)oor Sea 1 Note 1: The Equipment Access Door Seals (EADS) have been modified so that the Equipment Access Doors are permanently in the closed position with the Equipment Access Door seals deflated. Therefore, the alarm indication has been rewired to remove the Equipment Access Door Seal (EADS) alarm portion from the rest of the circuitry. (24 APR 2014)
Figure 7-17. Ice Condenser RTD Location McGuire Nuclear Station 4 ~: _{/j() -* ~
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?. O i9 (14 OCT 2000)
Figure 7-18. Block Diagram: Ice Condenser Temperature Monitoring System McGuire Nuclear Station Ice Condenser In Col"'e lnstrumentotion Main Control Room Region Room SCANNER/ 48 PT RTD 47 MULTIPLEXER ICE BED RTO'S RECORDER UNIT 8 FLOOR THAW RTD'S 6 TEMPERATURE SWITCHER (INITIATE AT 25°F) ANNUNCIATOR
- 16 FLOOR <INDICATION AND COOLING RTO'S ALARM>
TEMPERATURE INDICATOR SWITCH & READOUT 8 WALL PANEL ATD'S 6 WEAR SLAB RTD'S UFSAR Figure 7-18 (Page 1 of 1) 4 FLOOR COOLING GLYCOL RTD'S (14 APR 2005)
Figure 7-19. Containment Pressure Control System Logic McGuire Nuclear Station High-High Contaioo,ent Pressul'9 Tratn A Contalrvnent Pressura NOTE: Trein 8 Logic Simllar
.._nual Cont,QI SIDrt Pcnnlastl,e
$tart Pem1lslMII START" START START Jlr Hydrogen CGmafnment Return Skimmer Spray Fan Fan Pump STOP UFSAR Figure 7-19 (Page 1 of 1)
OPEN OPEN Alt COftlalnlnert Return Damper
~
leolatfOl'.IV&Jw,s E ~ (30 NOV 2012)
McGuire Nuclear Station UFSAR Figure 7-20 (Page 1 of 1) Figure 7-20. Reactor Coolant System Overpressure Protection - Train A EXISTING MCB SW .MCB SW PORV TRANSMITTERS ENABLE/DI SABLE MODE SELECT. SW. LOW NORM OPEN UTO CLSD PRESS A A LOW PRESSURE MODE RETDRN TO OPERATION ALERT NORMAL MODE EXISTING PORV LOGIC TRAIN 1 B 1 is similar to
- Bistable active below setpoint TRAIN 1 A1 ** Bistable active above setpolnt
-!rim Temp. Transmitter-RCS Wide Range PORV "'~* Press. Transmitter RCS Narrow ACTIVATED Range ACTIVATE TO OPEN PORV (TRAIN A)
(27 MAR 2002)
McGuire Nuclear Station UFSAR Figure 7-21 (Page 1 of 1) Figure 7-21. Simplified Block Diagram of Reactor Control System ltJP."M f I OH
\/1\UDA" l lON ~l(;MA.
LOGIC Va:iclated IIUCLE.\F fU;l SIGNlll. OIIHi ")~A*t H 1Nuclea1 Fl1ix vc: Turbine l oa(J) MI\MUIL P1lll COl<lRO_
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.CONTROL AND PRESSU f~lZEH LL\/EL CONlRQ (05 APR 2011)
McGuire Nuclear Station UFSAR Figures 7 7-26 (Page 1 of 1) Figure 7-22. Deleted Per 2011 Update Figure 7-23. Deleted Per 2011 Update Figure 7-24. Deleted Per 2011 Update Figure 7-25. Deleted Per 2011 Update Figure 7-26. Deleted Per 2011 Update (05 APR 2011)
McGuire Nuclear Station UFSAR Figure 7-27 (Page 1 of 1) Figure 7-27. Basic Flux-Mapping System Ll~IT SWITC~ES-------..,,. DRl~E UN ITS INHRC0IOIFCT I NG TIJBIJG 10-l'AH I TRA"SffRS 130L~TlDH -
~~~HS SEAL U6LE FLUX THl~llLE:S (14 OCT 2000)
McGuire Nuclear Station UFSAR Figure 7-28 (Page 1 of 1) Figure 7-28. Deleted Per 1996 Update. (14 OCT 2000)
McGuire Nuclear Station UFSAR Figure 7-29 (Page 1 of 1) Figure 7-29. Control Room Layout
- NORTH~
[ ______ IMCII ____ _] a I
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- I I ....
0 !:'.l I 0 Ii! ~
PROPORTIONAL PLUS INTEGRAL PLUS ALGORITHM W HICH SEL ECTS THE MEDIAN OF ALGORI THM WHICH OUTPUTS BTHER E
OERIVAllVE CONTROL WITH SETPOINT FROM T HREE INPUT SIGNALS. ONE O F THE TWO IN PUT VALU ES (I.E. EXTERNA L SOURCE WITH VARIA BLE GAIN, THE HIGH ER VAL UE OR THE LOWER REPRES ENTS A LOGICAL SIGNAL (TRUE I FA LSE) -------- VALUE! OR TH E AVERAGE OF THE l\lVO INPUTS IF BOTH IN PUTS DO NOT HAVE
""-" BAO QUALITY. IF INPUT HAS BAO MEDIAN -
1,1;!" REPRESENTS A CONTINUOUS SIGNAL (NUMERICAL VA LUE) ""'~ SETPO!NT ~ SELEC T QUALITY THEN INPUT WITH GOOD QUALITY IS OUTPUT. K f I XAL M
- TRANSM ITTER MALFUNCTION ALARM I 2XMTR ~~v~ D IINPUTTO SYSTEM TROUBLE ALARM! X OEV *TRANSMITTER DEVIATION MEASUBINGIRFAQOLJT I ETTERS ALARM (INPUT TO PROCESS YABJAB l E .EJLW;lJl2ll CO NVERTER YABIABl E MRE - MAN UA L REJECT (SWITCH TO A L TERNA TE SYSTEM TROUBLE ALARM) -
ACTION) MRE* MANUAL REJECT A ANALYSIS I IN01CATION E/P
- ELECTRO/ PNEUMATIC CONVERTER ALGORITitM WHICH OYNAMICALL Y F FLOW R RECOROING MIP = PULSE/PNEUMATIC CONVERTER COMPENSATES lllEINPUTWlTH A LEAD/LAG I CURRE NT T TRANSMITTER IIP = CUR REN T/ PNEUMATIC CONVERTER FUNCTION .
J POWER E ELEMENT C L LEVEL p PRESSURE s S PEED T TEMP ERATIJRE - HZ MW FREQU ENCY (HE RlZ J MEGAWATT ~ G z POSITION I',. DIFFERENTIAL UFSAR Figure 7-32 (Page 2 of 12) V VISCOSITY B EUtl!.IIQtll'IL l'IL!.QBIIIIM:l l'itll2 :l:J'.MaQL:l rh~ dowm~nl is tt.. p--op.rty of *nd a:nl.,m.Pn:,pnwary lnformfflcnaom-.l Sketch Number REVISION o;, Wils~e El9dllc Cc<:nD3nyLLC .an~r1ts ~uoconnc~ a!Kl A WNA-DS-01227-DAP-SK 1 heal 1111 docum anl tn .,cl
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coooo,,,es1,~.- Ela-ot-cCompaiy LLC DAP & DBP Reactor Control System AIII.IQtll~ R;.1,_N l!d Functional Diagrams 1A of 8 (13 APR 2020)
McGuire Nuclear Station Westinghouse Pro prietary Class 2 H FUNCTION DEFINITION FUNCTION DEFINITION H
&SYMBOL & SYMBOL ANALOG
- SUMMING SIGNAL GENERATOR
~
THE OUTPUT EQUALS THE ALGEBRAIC SUM OF TliE INPUTS. TI-IE OUTPUT IS AN ANALOG SIGNAL ASSIGNED WITHIN THE CONTROLLER.
~ 0 G G AVERAGING TRANSFER THE OUTPUT EQUALS THE INPUT WHICH HAS BEEN SELECTED BY TRANSFER . THE STATE OF THE
- THE OUTPUT EQUALS THE ALGEBRAIC SUN OF THE INPUTS DIVIDED BY THE NUMBER OF INPUTS.
TRANSFER IS ESTABLISHED BY EXTERNAL MEANS. [E;] 0 F PROP0Rl10NAL HIGH SIGNAL F MONITOR THE OUTPUT IS OIRECn. Y PROPORTIONAL TO THE INPUT {OUT = K* X).
- 0 B.\J ~
NONLINEAR OR LOW SIGNA L UNSPECIFIED MONITOR FUNCTION THE OUTPUT HAS DISCRETE STATES WHICH ARE DEPENDENT ON THE VALUE OF THE INPUT. WHEN THE E THE OUTPUT EQUALS SOME NON-LINEAR FUNCTION OF 11-tE INPUT. E INPUT EXCEEDS {OR BECOMES LESS THAN) AN ASSIGNED LIMIT VALUE THE OUTPUT CHANGES STATE. [§] [NJ HIGH/LOW HIGH SELECT SIGNAL MONITOR THE OUTPUT IS EQUAL TO THAT INPUT WHICH rs THE GREATEST OF THE INPUTS. D 0 ~ D QUALITY
- LOW SELECT SIGNAL ~
MONITOR THE OUTPUT IS EQUAL TO THAT INPUT WHICH IS THE LEAST OF THE INPUTS. THE OUTPUT IS TRUE IF THE INPUT HAS BAD QUALITY OR IF ITS VALUE IS NOT BEtNG REPORTED. [3J El C C ABSOLUTE VALUE
- THE OUTPUT IS THE ABSOLUTE VALUE OF THE INPUT. ~
EJ UFSAR Figure 7-32 (Page 3 of 12) B AVERAGE B THE OUTPUT IS EQUA L TO THE AVERAGE OF THE INPUT VALUES.
- El ll!IIQMAII!. IIIIC! MAll!IIIL lil!.IIIIL fBQ!.la~lll!. liXMl!QLli rm doa.JITl!!nl l~ tho, ~ ,t~ DI *rid a,n!n"' Pl'D!'f'~lilfl/ lnfom,l!ltx1 D"'"~d Sketch Number REVISION A ~V~$\J!lo1),:tj1et:111e1r1cCompall'JLLCan~usut>eo-ntractor.all<"J WNA-DS-01227- DAP-SK 1 A t~~~~~~~~!";t;::~=!~~~ ~!'.~a::=.;;:~~:
~11111 (T(l.,r wtuch t w,l'. pr<:M<lw l~ )'OU DAP & DBP Reactor Control System SHEET 009 WeS11rg11Do.rse El&()f"c Carftp,n,- LL C All R,gflt~RQ~Qr,- ;,:i Functional Diagrams 1B of 8 (13 APR 2020)
McGuire Nuclear Station Westingho use Proprietary Class 2 AN D TIME DELAY ON LOWER INHIBIT ENctOSYBE SYMBOLS H
= ENCLOSURE SYMBOLS ON -
MEASURING OR READOUT 0 :::::e--- AAND B A ----0---- B B X SEC A = A LARM M = MOM ENTARY G INTERNAL POINT c::::> PB = PUSHBUTTON S = SUSTAINED SIGNAL IN HIBIT FURTHER DECREASE OF MI A B BECOMES TRUEX SECONDS AFTER A BECOMES TRUE STATION DEMAND EXTERNAL POINT 1/0 c=) OR TIME DELAY OFF RAISE INHIBIT NON 1/0 GENERATED DIGITAL POINT c::::::J F OFF REPRESENTS A LOGICAL SIGNAL (TRUE f FALSE) -------- A*---: B *--- OR --- AORB A -----0----- B @ f--- REPRESENTS A CONTINUOUS SIGNAL (NUM ERICAL VALUE) B BECOMES FA LSE X SECONDS AFTER A INHIBITS FURTH ER IN CREASE OF MIA STATION DEMAND BECOM ES FALSE E XOR NOT MANUAL REJECT A*---s-- A -----0---- B * --- AORB,BUT NOT AANDB NOTA 8 D f--- ONE-SHOT FLIP-FLOP C A -------- X SEC B A ----u---- 8- -- - RO ---- C 0 C IS TRUE WHEN FLIP-FLOP IS SET BY A 0 IS TRUE WH EN FLIP-FLOP IS SET BYS UFSAR Figure 7-32 (Page 4 of 12) BIS SET A ND REMAINS TRUE FOR X NOTE: RESET OVERRIDES SET UNLESS B SECONDS AFTER A BECOMES TRUE OTHERWISE NOTED. ISlaY:ll:JlaliI EQB LQlllQ ~MilQLll Th,- 00aJl1Wri i* !AA ?"IP'rl Vol ll!"ld Cllfilan*P"'!"'lliary lnformnlcnowrt*d Sketch Number REVISION byv,l,Slln(tlW,9t'.l9Ct1CCQ11WrJYLlC allo.o:..!" R~ ~Ui)C::Oflt"dt~a!Kl suPf'lo,r.: I1 1,1ran!IT1!ttedto)o;:I.JII\ tOtU~~6M II\J51,llnd ',QJG~l'fo!IO WNA-DS-01227-DAP-SK 1 A tree\ ths <baJr"8"11In slnct IICCOn:ldnoo \"llhth9 i.rms llmoondltoo; ~1th~ iQWf'IIOOl~...tllct11l wd\:p(l)\'ldootoyou OAP & DBP Reactor Control System SHEET a.u:'.l~Wll~~US&fk>t:n:,Ca11p,nv L LC
~R1gmsRawrve::1 Functional Diagrams 1C of 8 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghouse Proprietary Class 2 VALIDATED TURBINE NOTES: POWER RANGE INLET TREF VALI DATED TAVG NEUTRON FLUX HI ,_, NOT USED PRE~SURE H 2-2 THE LOGIC WITHIN THIS BOUNDARY IS NOT IMPLEMENTED IN THE OVATION CONTROL SYSTEM PLATFORM. 2*3 A HIGH OR LOW FIXED MANUAL ROD SPEED CAN BE SELECTED. G 't21 G
't2.3
't2.4
't2.5 L
F F2.2 F NUCLEAR POWER AL TERNA TE l"'e:"l. __________ s;;, __________ _ ACTION w- °"1.:..1 '
\
\
\
\
\
E
\
\
' \ ---------c:E,J HIT.~ ALARM E
H1GH FLUX, INT. RANGE c:=:>- - - - - , --------~ T.o.wfT111:,.- DEVALARM I
~;!H FLUX, PWR. RANGE c=)- - - , :
I I C-3 I I
~~~;~PERATURE c=)---1 : : L*----*-*--~-~~-~:.__________________________________ ,____________________ -----------------------------7 D D C4 J_~-~~~~~~~~~3§)------,...-------------------0------ ---------------------------- ---S------
OVERPOWERDELTAT c=)- I____________ -+-- - - - - - - - - , ROOSOUT (I}-~ C
- . ru~"'-'" =---__ i- r--------:::-:::-:::::::---~~_::{']-_j:--- --: ~-~_:_;: :!§-- --r'-:i'.'.~\:a--- C C-11 ffi I I -----t:w:L--- __________ 1 l BANKOPOSITIONABOVE w-------1 t---------------.,:::r I I :
SETPOINT : ,-1--0,--,.-+0----~.~-;------t~--;!t--,1 AUTO.MANUAL TIJRSINE INLET SELECTOR SWITCH PRESSURE ALTERNATE E&--------~-----------s------------0--r------: UFSAR Figure 7-32 (Page 5 of 12) A CTIO N B B TAVG ALTERNATE ACTION EB---------1 i RODS IN ROOS OUT I I *-*-*- ---*- __ _J (3 C-13 ROD CONTROLS AND ROD BLOCKS TAVdlu, FAILURE ROD Thi dow'T""11 i, !h* pl)perl y of ~nd conhrn,- PIO!"'IOl"'Y lnforrnnlon DWllad Sketch Number REVISION A STOP ALARM 0y~J.il'.JiO'ICCQl'll)iln~LLC000,1',1"~,'>UOC1.lflll'i:mo~arw
""cl su.i~ ie~ It 1s tran~nnt:'illito l'='J in con~d~nce ~M tru~t. ,.::,J ~art1e to WNA-DS-01227-DAP-SK 2 IA lreatthi ooa.imer111n stntt ltCOltdanoa""t~thl>l<<m,; an:loondlionsollhe
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McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghouse Proprietary Class 2 TREF H VALIDATED H TURBINE INLET PRESSURE TREF AOJUSTMENT
----0--------------------------------------------c:];> ALARM NOTE 2A-1 G G A' TNOLOAD F F f(x) I F2A,1 E TU RBINE LOAD E
100 D D "C2A.1 C C TREF-COASTDOWN TREF-NORMAL O PERATION TAVG COASTDOWN MODE SELECTION c=>- _ - - ,..- -- -- -IB.J!_j
--fsn- - ---- NOTES:
I 2A-1 THE FU LL-POW ER TREF VALUE IS ENTERED MAUALL Y B Y THE O PERATOR. THIS VALU E IS USED FOR NORMAL OPERATION ANO TAVG COASTOOWN. THIS RESET C>- - ;_i§)- -' VALUE IS NOT USED IN THE TREF CALCU L ATION IF I T DEVIATES FROM THE UFSAR Figure 7-32 (Page 6 of 12) CU RRENT FULL-POWER TREF VALUE BY MORE THAN A SPECIFIED LIMIT. AN B ~~~CTOR c::::>-- _J N T ALARM IS ACTUATED WH EN THIS LIMIT IS EXCEEDED. B IT IS ACCEPTED DURING COASTOOWN MO OE ON LY W HEN A NEW VALUE IS WITHIN THE SPECIFIED LIM ITS AND THERE IS NO REACTOR TRIP. IBEE LOGIC rm d<Xl.lm~nt i* lh* ~ , t y ol M'!G canlllnS Pmpri*!ary lnlr;,m,i!!""""'"*d Sketch Number REV~ ION IA A 0~ Vs'et~~~,;,Clnc CM'l~an<J LLC 311,i.:,r n, ~u0Conll"3Cto!t aFld WNA-DS-01227-DAP-SK TREF l~~~~~~~!~~=!t~~=~~":!i~~~~~ SHEET aJ<Wfm,11,1 Ln:l~r v,t,,ch ~ w:r. pro,,d,;ld b* :,ou DA P & DBP Reactor Control System Clll'JOO V,~s1.-qnol1"..e Eleelr,:, Compmy LLC AJIRIQ!ll~R,m;rved Functional Diairams 2A of 8 8 7 6 5 4 3 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghouse Proprietary Class 2 NOTES: 3-1 THESE AL.ARMS MUST HAVE REFLASH C.APABIUlY. H H VALIDATED TAVG LOOPATAVG LOOP BTAVG LOOPC TAVG LOOP O TAVG G G L L L L F F
------------(3
- - - - - - - - - - - ~ H \ \L!- ---- - --- - ---(3 LOOPTAVG DEVIATION ALARMS E E
------------(3 NOTE 3-1
~ - - - - - - - - - - - - - - - - - - - - - - - - I H\~1-------------(3 DI ID Cl IC UFSAR Figure 7-32 (Page 7 of 12)
BI IB TAYG DEVIATION ALARMS rhs dOOJm!,n\ i, !~ ~ , t ~ o< ano coot.,,,. Propn.ti!fY lnfonna!i:>n"""1wd Sketch Number REVISION A ovv,ii~tlll{tlOU.9~9tlnCCi:mpaf'l:,LLC¥1CICl"£O'wJ0cont"aC!N5and sUOP1m; II Gtransmr:ie-.:i ro 'l'::<J ,n connoenee ofld tMt, end 'A)J ,um to WNA-DS-01227-DAP-SK 1 IA lrlMl!th1a)Qma,1_1nst-lcl ~CClll,danm"'1!hlmtam1*ard~lloll"a!lhl,
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McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghouse Proprietary Class 2 NOTES : BANK A BANK B BANK C BANK D VALIDATED VALI DATED 4 -1 T HESE ALARMS MUST HAVE REFLASH POSITION POSITION POSITION POSITION TAVG OELTA-T LOOP A OELTA-T LOOP B DEL TA-T LOOP C DEL TA-T LOOP O DEL TA-T CAPABILITY. H 4-2 A BIAS VALUE CAN BE APPLIED AT THE SUMMER ELEMENTS . THE LOGIC WITHIN THIS BOUNDARY IS NOT IMPL EMENTED IN THE OVATION CONTROL SYSTEM PLATFORM. H G G I: I: I: I:
------<::!)
l F IF
------<::!) LOOP DEL TA-T OEVIA TION ALARMS NOTE4 -1
- - ----<::!)
------<::!)
E IE D ,. 2B 2C 2D D
,-.EB I
cl L---==+==~=======:l======:::;~=======; 1 I I *-<J> c-11 IC QC QC
~-----c::];>
Li-----c:>> LOW J BANKO UFSAR Figure 7-32 (Page 8 of 12)
-----<:::::::!) LO-LO
~-----------c!> SYSTEM Li---c::!) LOWJ B
QC
-----------------C3) ]
TROUBLE ALARM
.:.]--c:::3> LOW J BANKC B
I BANK 8 Li---c:::3> LO-L°_ 1.-.[N]--c:>> LO-LO I -----------------------C3) LOW --- J BANKA DELTA-I ROD POSIUONALARMSANDC-10 C-11 ROD BOTTOM SIGNAL LO-LO f--------------~-----~--~-------~-----l A [ ANY FULL-LENGTH ROD FROM ROD POSITION -----c:>> C-10 Sketch Number WNA-DS-01227-DAP-SK 00 REVISION Tt1Sdowlll"nl l,th*p-op,a,tyol'9!lllCOOt.!il!'iPropn~torylnlom,a,h:,now1ud
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McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghouse Proprietary Class 2 H H Turbine Inlet Pressure 0 0 0 G G F F Signal Validatio n Logic E E D D
'tS.2 C C VALIDATED TURBINE INLET PRESSURE USED IN CONTROL ALGORITHMS UFSAR Figure 7-32 (Page 9 of 12)
B B TURBINE INLET PRESSURE SIGNAL VAUPAIION This document i* lhe !l'9PeMY Df a n d ~ Propriei.,y Information owned Sketch Number REVl~ION IA A br WQ!inghciuM Eleen: Company U C Jd'or Im Hililltn, ~ end/i:,rMJppliin.llilinmsmirtad10youin~andlrust.andyou WNA-05-01227-DAP-SK ag<Nlt!lnoatth;.<b;:umen\inan::la,;:,,;,ardano.wiihlha!annsand a:indiDDnao/lh-,~lunde<whic;hil.wHprow:ledloyou. OAP & DBP Reactor Control System SHEET C20 18Wl!Slrghou119Eleari,;Comp&ny LLC AIIR9'bRHIHVtld Functional Diagrams 5 of 8 8 7 6 5 4 3 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghouse Proprietary Class 2 H H NUCLEAR POWER 0000 G G F F Signa l Va lidation Logic E E D 't6.2 D C C VALIDATED POWER-RANGE NEUTRON FLU X USED IN UFSAR Figure 7-32 (Page 10 of 12) CONTROL ALGORITHMS B B NUCLEAR POWER SIGNAL YALIPAJION lmdocum<!ntltlli'lpmpertyollllldt:OnlainsPropfiela,ylnformetionown4'd Sketch Nu mber REVISION A by Westiro;lhoUH Eleciric Company LLC and/or its alfiliillft, subc:or!l*adOfS
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McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghouse Proprietary Class 2 H H TAVG 0000 G G F F Signa l Val idation Logic E E D 't7.2 D C C VALIDATED TAVG USED IN UFSAR Figure 7-32 (Page 11 of 12) CONTROL ALGORITHMS B B JAYG SIGNAL YALIPAJIQN WITH HIGH-SELECT A Thl5<:loa.menlisthepropenyolandoontainsPropnetarylnlonnittic>nowned by W e s t ~ Eledric Compaoy LLC aocYori1$ an.a1es, subcontractorr; Sketch Number REVl~ION IA sndlDf~. ltillranMniHedloyauin~llt-dlrull,andyo<1 WNA-DS-01227-DAP-SK agre.lDtr.allhiadacumenlinAicl-=canlancewithlnlltem-..and aondiliaraoflhll....-,-,tundolrwhich~waspravidadtoyau. OAP & DBP Reactor Control System SHEET C2018WHlinghoosa Elolctric:CompenyUC
.... _~Reserved Functional Dia~rams 7 of 8 8 7 6 5 4 3 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghouse Proprietary Class 2 H H DELTA T 0000 G G F F Signal Val idat ion Logic E E D D C C VALIDATED DELTA T USED IN CONTROL ALGORITHMS UFSAR Figure 7-32 (Page 12 of 12) B B DELTA-I SIGNAL YAUDAUON Thisdocunenl~lhepropertyolllf'idoorrtaiosf'roprietary~tionowned Sketch Number REVl~ION IA by We5tinghouse EledricComp,l,nyLLC ltt'dlor i1s afiatel., subcontractotJ, A and/orMJl)Jlliat5.~ls!raosmttledtoyoulnconfidenceandlnlSl,andl'O,I WNA-D5-01227-DAP-SK agreetotreatWsdooJme<11lnMricta,coo,dancewilhlhe 1ennsand OOf'lditionsolll>ot~lunderwhichitwasprovioedtorou. OAP & DBP Reactor Control System SHEET Cl2018 WeslioghouMEJedricCcn'4)11n)'llC AIIR,,,t,taR<!se<ved Functional Dia_g_rams B of 8 8 7 6 5 4 3 2 (13 APR 2020)
I I I I I I Figure 7-33. DAP & DBP Steam Dump Control System Functional Diagrams McGuire Nuclear Station 8 7 6 5 4 3 2 1 Westin ghou se Proprieta ry Class 2 SH DESCRIPTION SUB GE.HERAL NOTES : 1 NOTES />IIID INDEX REV. 5 1. CRCUITRY OH THESE SHEES IS HOT REDUNDANT EXCEPT WHERE flDICATED. 1A FUNCTIONAL ALGORITHMS AND SYMEJ:>LS REV 1 ,.
~ THE LOGIC SHOWN IS FOR ONE UNrr OHLY. THE LOGK: FOR THE OTHER UHrr IS DENTICAL OPERATIONS OR MAtHENANCE PERSONNEL SHALL HAVE THE ABLfTYTO REMOVE ANY tlPUT FROM 18 AUTOMATIC AND MANUAL SIGNAL PROCESSING SYMBOLS REV. 1 . SERVtCE.
LEAD/l AG BLOCKS SHOW~G SIIGLE uuVALUE CORRESPOtlO TOA "LAG" IW'LEM:NT ATIOH WITH THE "LEA~ au VALUE SET TO ZERO , 1C KEYSHEET FOR LOGIC SYMBOLS REV. 1 2 STEAM DUMP CONTROL REV 3 2A Automate Cooldown LogtC REV 0 3 STEAM DUMP CONTROL - STEAM DUMP VALVES MODULATION REV. 1 4 STEAM DUMP VALVES ARMING LOGIC REV. 1 5 LOWTAVG BLOCKING LOGIC REV 1 6 3 SIGNAL SELECTION VALIDATION LOGIC - TURBNE INLET PRESSURE REV 4 7 INPUT SIGNAL SELECTION VALIDATION LOGIC - STEAM PRESSURE REV. 3 8 4 SIGNAL SELECTION VALIDATION LOGIC - TAVG REV 3 n.- -p_..,.,._~~lnll,nna,- o,,,n.,,itiyW~Blcll'kCol1cMr!l'lLCard'O'bdllao!fl. Westinghouse Electric Company McGuire UFSAR Figure 7-33 (Page 1 of 12)
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McGuire Nuclear Station Westinghouse Proprietary Class 2 MULTI Pl Ylt40 OR Ol\flc:MNG ONE SIGNAL a v AUTOMATIC TRANSFE.R TOOR FROM A MASS S TEAM FLOW CALCULATION fNCl OSURF SWBOI S A NOTH~ MANUALL V ADJUSTED stGNAL H
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VARIABLE OR BIAS FINAL CONTROLLING l/0 .c::::,. I I A T
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REPRESENTS A LOGICAL SIG NA.L (TRUE/ FAI..Sl:I VAlUE) OR THE AVERAGE OF THE 1WO INPUTS IF BOTH INPUTS DO NOT HAVE REPRESENTS A CONTINUOUS SIGNAL (NUMERICAL VALUE) $ETPOINT K
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f MEDIAN SEl.ECT "LIi BAD QUALITY, If lNPUT HAS BAO QUALITY IS O UTPUT* QUALITY THEN INPUT 'IMTH GOOD l2XMT11~=~ D ULM. TRANSMITTER MALFUNCTION ALARM M~:i!.!Bl~Si!Bt.e.t!Q!.!I L.c::D;G~ (INPUT TO SYSTEM 'MOU8ll! ALARM ! XDE\! * "" TRANSMIT1'ER DE\11A,iou ALARM (INPUT TO PROCESS YA.BIA Bl 5 ~ CONVSRJfB YABIABI f MRE
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- PULSE/PNEUMATIC CONVERTER COMPENSATES TIIE INPUT WITH A L EA01UG I
- CURRENT T 'raANSl'lllTTER I/P
- CURREHTJPNEUMATIC CONVERTER FUNCTION, J
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- TEMPERATURE -
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McGuire Nuclear Station Westing house Proprietary Class 2 H PU"'CTION l"UMC'llON H DU1NIT10.. DERW'nON
& SYIIDOl & SVIIBOt
- su,,.,,.,.a ANALOG 5'Gr~A.L GENERATOR THE OUTPUTEQU.A LS TH f AU3 EBMk: sur11 Of ll1EINPUTS. lt1E OUTPUT lS AN A t4ALOO 51G!ti\L. ASSIGNED WITHIN THE CO.tlT.ROU ER.
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- THE. OUTPUT (QU Al,...S THE" A\.G f:l!l~M; :SUM OF THE: INPUTS OIV1D!:O BY TH E. .NUM.8!~ OF IN Pt.ns, THEOU'TPUT EQUALS THE INP\JTV/-tllCH HA S BEEII -SELECreD BY TRAPtSf"ER. ~ ESTATE Of THE TltAN.SPU lS :!STA.BilSHED 8V EXTl!!lt N.Al .M 8-tl S..
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C C A BSOLUTE VAt.Ue E] THE OUTPUT IS THE AEI SOLUTE VALUE Of THE: IN.PUT. UFSAR Figure 7-33 (Page 3 of 12) B B
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All"l.,1.;Fl**r**! Functional Diaorams 16 of 8 (13 APR 2020)
McGuire Nuclear Station Westinghouse Proprietary Class 2 AND i,ME DELAY ON LOWER INHIB I T ENCLOSURE SXMBOL S H
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M EASURING OR READOUT EHCLOSURE SYIMBOLS 0 :::::e--- AA NOB A -----0----- ON B 0 XSEC A "' A LAFUI INTERN.AL POtNT c::::> 111
- MOl'it ENTARY G PB
- PUS H8UTI'ON S
- SU STAINED SIGNAL B SECOMESTJlUE X SECONDS AFTER A INHIBIT FURTHER DECREASE OF MJA BECOMES TR UE S TATION DEMAND EXTERNAL POINTl/0 (:=:)
OR TIME OELA Y OFF RAISE INHIBIT NON 110 GENERATED DIGITA L POINT c:::::::::J F REPRESENTS A LOGICAL SIGNAL tTRUE I FAL SE) *------- A*---:e--- e---- A.ORB A -----0----- Off 8 e ~ REP RESENTS A CON TI NUOUS SIGNAL (NUMERICAL VALUE) 8 8ECOf,\ES FALSE X SECONDS AFTER A INHIBITS FURTiiER INCREASE OF Fi1IA SECOM FALSE es STATION DEM.ANO E XOR NOT MAN UA L REJECT A----a--- B - --- AOA;B, 8UT NOT AANOB A -----0---- NOTA e D ONE-SHOT FLIP-FLOP 1WO OUT O F T HREE C A ----@----- 8
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8 ---- R O ---- 0 C A ----a B ---- C ---- Vl -- D C IS ~UE WHEN FU P-FLOP IS SET BY A 0 I S TRUE WHEN FUP. FLOP IS SET BY 8 UFSAR Figure 7-33 (Page 4 of 12) D IS TRUE WHEN AT LEAST 2 0UTOF J 8 ISSET ANO A:EMAINS TRUE FOR .X NOT~ RESET OVERRIDES SET UNLESS INPUTS ARE TRUE B SECONDS AFTER A. BECOM ES TRUE OTHERWISE NOTED. ISlal'.lil:llaEa EQB LQ!:zl~ lll'.MIIQL:i T"" if,:-;u ..... mn ltl"'r:<.ur~ Jt"d~llntll'"' Pfl;p'lllllY l~h,~11i!f1Dnu...,..J Sketc h Number REVISION
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McGuire Nuclear Station 8 7 8 5 4 3 2 WesUnghouse Proprietary Class 2 TUR BINE VALIDATED T\JRBINE OPERATOR TAVG r,..vo PRESSURE INLET PRESSURE VALIDATED TAVG TAVGO STEAM 1/ALIOATEO REACTOR TRIP ENTERED COAST OOWN FAILURE PRESSURE SIGNA L FAILURE INOLOAOI STEAM Train B CO ASTOOWN SELECTED FAILURE ~SWITCH H SETPOIN T PRESSURE H TErilP
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- 1 1sB-J,1 SB--1 2, 1SB*21, 1S8-6 1S8--9 C I I I : I NOTE 2*2 C Nores: :------------------------L. :--=-~==:-..:-_-:==.-::.-::.-:-.:-.:-.-;:::.'----r-a-,-----: i TRIP OPEN MODULA TE STEAfll
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2-6 PLANT TRIP AND STEAM PRESSURE COl-rn'OLLEROUTPUTAAEUMITEDT00 - 100% I j I I
- _::.:e--c=) BANK 2 CONDENSER DUMP VALVES:
1S8-15, 1S8-24, 1S8*18, DUMP VALVES NOTE 2*"2 STEAM PRESS. - STEAIII OUMP CONTROlLEDSY S lEAM HEADER PRESSURE 2-1 LOGIC RESIDES IN EOUIPMENTOUTS DE OF THE I <:::E::,} t SB-27 DIGITAL CONTRot. UPGRADE. UFSAR Figure 7-33 (Page 5 of 12) TAVG - TAVG CONTROL I NOTE 2°2 I B RESET - RESET TURBIN E IN LE T PRESSURE INTERLOO<., SPRING RETURN 10 NI LOGIC PRO\t10ES A SOFT 01/ER.RJDE Of INPUTS INTHE EVENT THERE IS A FAIL.URE OF INPUT NOTE 2 -7
. B AUTO POSTION CIRClJT FOR S TEAM PRESSURE MODE SELECT OR T UR811'11E REACTOR l"A.I P, 2..2. LIGHTS M UST BEPRO~OEO IJ'I THI: CONTROL ~OM FOR EACH DUMPV.ALVE TOINOICATE WHEN THE VAlVE I SfU LLY C LO SED OR FU.LY OPEN z..,g f1tD WILL TR.ACK WHEN INAUTOANDT6YO MOOES OR WHEN IN STE.AM PRESSURE AND llAt..tUAL 2-3 UPON FAILU RE OF THE TAVGOR TURBINE PRESSURE, THETE MPE.RATIJA E ERRORS TO TI-IE f,100ES. STEAM PUMP CONTROL LO.AO REJECTION AADPLANT TNP CONTROLLERS , ASWELLASTtE TR IP OPEN BISTABLES AR E SE'l'TO 0 f~edxu...-111 .. ,1 .. prnprrtllcf1ndc.o"l*r1Pri:r.,1S1'l1hfm ....nn~~ Ske1ch Number R8./1S10N A I 24 UPOH FAILU RE OF THE VALIDATB> STEAM PRESSURE, THESTEAM PRESSURE ...:*,:::,~~:.:~gc~,~~:.~;;:'l'.-~.::i19~ ~;~~10 VvNA -DS-01 225-DAP-SK 3 A CON TRO\.LER IS SWITCHED TO MA NUAL t=t1n, do~~~.!~n*u':!",",';e;1 '::::i~":,~b1mtt'-" OAP & OBP Steam Dump Control System SHEET 2-6 LOAD REJECTION CONTROL LER OUPTUTIS O - 100% mwsw.11:t~*.';.=;:"i,,,-,.,u.c Functiona l Diagrams 2 of 8 8 7 6 5 4 3 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 2 TARGET Westing house Proprietary Class z VALIDATED STEAM PRESURE PRESSURE STleAM FAILURE -SWITCH TEMPERATURE COOLDOWN CONmCl.. MODE PRESSURE SETPOINT RATE PRESSURE TO lotMIUA.L SETPOINT SB..ECTED
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I PRESSURE MODE D CONTRa...l.ER D I ___ ._ __ - ~ -- -- ~ f DEVIATION 1(21 t'l.3 NOTE :2.A.-6 C C STcAM PRESSURE MIA STATION NOlE S! 1"-1 UPON FAILURE OF THE VALIOATED STEAM PRESSURE , THE SlEAM PRESSURE CO NTROLLER I S SY/ITCHED UFSAR Figure 7-33 (Page 6 of 12) T O PMtWAL sl 1"-2 1A.J STEAM PRESSURE CONTROLLER OUTPUT ARE UMITEDT00-100% STEAM PRESSURE SETPOIIITWIL1. TRAC K COOLODWH RATE PR ESSURE SETPOliTWHE NTiiE AUTOMATIC B COOLOOWK FUfITIOQ IS OPERATl~lG . THE STEAM PR ESSURE SElPOlfH WIU TRACK lliE VALIDATED STE.AM PRESSUR E VALUE WHf N THE SYSTEM IS IN THE TA\IG CONTROL M:>Df, 1"-4 COOL0 OWN RATE ISLIL~llEDTO NOT EXCEED 1000EG f /HR OAP & OBP Steam Dump Control System Functional Diagram 1"-6 1N PU T TO INITIALIZE COOLDOWN FUNCTION TO TH E lEP.t>ERAl URE THAT CORE SPON OS TO THE CURREIIT PRESSURE VALUE Al ,.... THE STEAM PRESSURE COtllROLUR Al/0 SETPOIHT SHOWN ON TH IS SHEET IS THE SM£ STE APA PRESSURE cmnROL.liR SHOWN Otl SHEET2 Arm IS REPEATED HERE TO DETAIL TH E EtnlRE CONTROL 1.. s r;tlt~l$.n::, pr~ rt/ofllllQ~ITl1-~aylrl'Qrm>IJQL<JW*oi;I t'VWt!!llno;:t'lo,,~~ E ~ c,ni~yLLC ~rajJ!ll'!llilll\hJ!@"1 ikMl'WI,_ ilrd oll"~ppllllrs l':l9lraOlfl'it,JIJIO 'l'(ll,'1conflll9ratJ'ld1N!l.lrdyoo
- 0-JCDl(IUO;ill!JISOJocW:W:nlln"""""',cc~ ... mll-otM<uiM"1 Sketch Number WNA-DS-0 1225-DAP-SK REVIS ION o IA LOOP SHEET
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- U R l,lf'l!f R -rwd Functional Di~rams 2A of 8 (13 APR 2020) 8 7 6 5 4 2
McGuire Nuclear Station 8 7 6 4 3 2 Westinghouse Proprietary Class 2 H H MODULATE STEAM DUMP VALVE~ MODULATE S~M DUMP VALVES ACCORDING TO "THE FOLLOWING SEQUENCE G G BANK STEAM DUMP VALVES MODULATED OPEN OR CLOSED DEMAND (ZERO TO FULL OPEN) BANK1 BANK2 1 0-27.3 % 1 SB.J 1 9.1 - 36.l'I, 1 SB-12 F 1 18.2-45.5 % 1 SB-21 F 1 27.3-54.5 % 1 SB.6 1 36A-63.6% 1 SB-9 2 45.5- 72.7 % 1 SB-15 E 2 54.5-81B % 1 SB-24 E 2 63.6 - 90.9 % 1 SB. ts 2 72 .7- 100 '% 1 SB.27 TO TO TO TO TO TO TO TO TO D VALVE 1Sll-3 VALVI!! 1SIJ-12 VALVI! 1SB-21 ,..... VALVE VALVE ISB-0 VALVE 1se-1s VALVE 1SB-2 VALV'!S 1SB-11 VAL\l'ES 1SB-27 D C C UFSAR Figure 7-33 (Page 7 of 12) B B STEAM DUMP CONTROL: STEAM DUMP VALVES MODULATION f-'11~ CJXLll!all1$:!1Cl p!lflCfl(otanaecrua,nsf"rllr-tle,;ry ll'fo'mWlol c,wx,;i Sketch Numb~r REV:SION IA t:.-W"!l!~&e fllet!IC C!lrliDMl)o'lLC 8t'l1~ ll!IJl!ir,,filll!r,, lkJl:tt,n~ A afl:lor:SUPC)IBIS t.l18~.t0NlY()l;r!confk>>not9'1lltru!l,.;ir,dyw WNA-DS-0 1225-DAP-SK MJf"" IDlll:;>1U...Gl(:urroen1ln~~~D'Ullh>! .... d>U'1:lef11:f,.nd oon,1,.ionsof;t,e~turdllrlfrkh.ll¥Mpt1\Jllllld:>>yot DAP & DBP Steam Dunp Control System SHEET
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McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghouse Proprletaiy Class 2 NOTES: 4-1 SELECTOR SWITCH ON lHE J.,_AINCONlROLBOAROWITH THE FOLLOWlt>li 3 POSITIONS : H . - -- *-- -- -- --- ----- -- *-- ----- -- - -----, r - - - - - - - - - - - - - - - STE:PM PRESS. - STEN.,_ DUMP CONTROlLEO BY STEAM HEADER PRESSURE H I I STEAM OUMP TAVG - TAVG CONlROL
! TURBINE INLET CONTROL MODE I PRESSURE SELECTOR REACTOR TRIP RESET - R.ESET TURBINE INLET OINABER PRESSURE INTERLOCK. SPRING REiu:?N TO AUTO I POSl110N tP41 NOTE4-2 NOTE 4-1 Train A 14-2 THE T~EE ANALCXi SCN.AL. INPIJTS COMING FROfA TURBINE PRESSURE MUST COME FROC'A OFFERENT PRESSLRE TAPS TO MEET THE 9NGLE FA.LURE CRITERION, G 'y I 4-J LOGICOIJT'PUTCPERATES 2 SOLENCIDVENTVALVES JN SERIES TO REOUNDJINTLVIHTERLOCKTHE AIR G
SUPPLY BETWEEN EACH 'VALVE CtAPMRAGM Af,O ITS "8SOOATEOPOSffi ONER t;;
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BETWEEN EACH VALVE OtAP HRAG*I AND I TS ASSOCIATED POSlllOtE RS
"' .: i THE SOLENOtO VALVES ARE DE.ENERGIZE TO VEUf, CAUSING lHE M.O,N DUMP Vii.VE TO CLOSE 1,,1 5 A I I ... SECONDS.
LOOIC FOR ARMINGIBI.OCKING STEAM DUMP MUST RESIOElN EQUIPMENT INDEPENDENT OF TIE DIGITAL F ... CONlROL PROCESSOR PERFOR111J NG STEAM Olli\P CONTROL LOGIC FOR ARMING/81.DCKING STEAM DUMP RESIDES IN EWPMENTO UTS()E OF THE OIGITJ.t.. CONTROL IF
... UPGRADE*
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- THE RE ruNOAN T I NTERLOCK SELECTOR SMTD-f CONSISTS CF TWO CONTROLS ON lHE ANO SOLENOID VALVE AAR.ANGEMENT.
UFSAR Figure 7-33 (Page 9 of 12) BOARD. ONE FOR EICH TR/IIN B B 5.2 LOOICOUTPU'TOPERATES 2SOLEl'-KiOVENT VALVES IN SE~ES TO REOUNOJ.NTLVINTERLOCK THENR SUPPLY BETWEEN EACH VAJ.VE OIPPHRAGM At<> ITS ASS,OOATEO POSlTIONER.
- THE NON-REDIMONU LOGIC OUTPUT OPERATES ONE SOLENCJOVENT VALVE TO INTERLOCK TtE AIR BETWEEN EACH VALVE DIAPHRAGM ANO ITS ASSOCIATEOPOS1110NERS.
THE SOLENOID VALVES ME OE.ENERGIZE TO VENr, CAUSING THE MAIN DUMP VAL VE TO CLOSE IN 5 LOW JAYG BLOCKING LQGJc SECOHDS. 5-3 LOGICFOO AR.1ING /81..0CKING S'TEAM DUMP IIUSTRESIDEIN EQLlaPMENTINOEPENDENT OF TlE DIGITAL r~.. d<"1Jlf..m~n ... ~1<p-rly'1an,1 ,:.fflRmP1q;m{a,yl~ta...-..trlffl11N">'l1 Sketch Number REVISION A CONTRCL PROCESSOR PERF~JAJNG STEAM DU'AP COffTROI... ...~=,~~~~~lgi::,~~~~~~Jti.~~=~:\" VVNA -DS-01225-DAP-SK 1 A
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McGuire Nuclear Station 8 7 6 5 4 3 2 We$linghc:i u$e Proprietary Clea.a 2 r~OTE Si H *-* TH£ FIR STl\'ltOC H.Atl h1E LS OF TUR. SINE PR:B~UR:E AND ASSOOATED IND1CA1"0R S ARE INPUTS fRO,..THE PR OTECTION CABHIE TS. THE THI RD H CHANtl ELIS f R0..1TI1E CONlROLCAEllfl ET. Turbine Intel: Pressure NOTe 0-1 0 0 0 G G F F Sig11al Validation Logic E E D D C C VALIDATED TIJRGN E PRE;SSURE USEC IN UFSAR Figure 7-33 (Page 10 of 12) CONTROL ALGORITHMS B B 3 SIGNAL SELECTION VALIDATION LOGIC - TURBINE INLET PRESSURE Thn 11:11:111~1 ll'irUl!llZ'IYd 1n:i~tmPta:,r.=1wtr1onT.aiD1a.~d I Sk*etch Nu mber A:E VIS!ON A ~WDtolirlll-~Ne00t'IIWI) L\..CQi!!dbflla *ft~~ Uoo,nr-
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Figure 7-34. DAP & DBP Pressurizer Pressure and Level Control System Functional Diagrams McGuire Nuclear Station We,ting hou, e Proprietary Cla n 2 SH DESCRIP110N SUB 1 NOTES ANO INOH REV 2 H 1A FUNCTIONAL PLGORJTHM SYMBOL S REV 0 1B AUTOMATIC ANO MAt,UA.L SIG NAL PROCESSING SY MBOLS REV. 0 GE.tl EA Al. 1. T HE. LOGIC Sl!Ol'I N IS. F" OR rH E OrlE uu 1r ONLY . TH E LOGIC F"OR T HE OT HER u re a Hi r1or Es; O EFl r l:: A L .
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McGuire Nuclear Station Westi nghouse Proprfotary Class 2 H FUt~CTION FUNCTION H OEANITION DEFINITION
&SYMBOL &SYMBOL ANALOG
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- TME OUTPUT EQUALS THE A\..GEBRAJC sur,i OF THE INPUTS OlVIDEO BY THE NUMBER OF INl"UTS.
THE OUTPVT EQUAI.S THE INPUT WHICH HAS BEEN SELE-CTE.D BY TRAUSFER, THE STATE OF niE TRANSFER IS ESTABLISHED BY EXTERNAL FtlEANS. >--
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I PO SITI\JE IL __=~~~ ! UFSAR Figure 7-34 (Page 5 of 12) B NOTE2*1 j FLOWfll!A ~A I : l>SPU.CEMENT ("D) !'UMP' MIA NOTE 2-Z _ _ _ _ _ _) B J STATION .STATION I_ (LOCAL) ________ : (CONTROL ROOM) NOfE Z-4 PRESSURgERLEYELCONTROL TOCI-IMG!tUi TO PD PUMP 1 rti:;oocrt:flt o;t,i,;ip-~ rl~C too~ Prii:1*.;.! a'J*lrttrm:ll:00 00\"lll>d Sketch Number REV~SION IA A FLOW CONTROL COHTROL ll,' V. ~olf"".)1._.,,,;, B i,,.._r1.. COl!1fl,"',Y LU: .Mll',T I~ "-11:i'.OOJl~Ko" lillll
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McGuire Nuclear Station 8 7 6 4 2 Westinghouse Proprietary Class 2 PRESSURIZER PRZ PRESS PRZ PRESSURE NOTEl-l 1---------7 t PORV#1 I H PRESSURE STP MEASUREMENT FAILURE I IN1'RLOCK I IH
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~:~~1L I I 8 UFSAR Figure 7-34 (Page 6 of 12)
HEATERS LOGIC HEA'TER:S CONrnOL 8 NOTE 3--1 NOTEl-1 NOTEJ-1 NOTE 3--2 IJ OTE S: 3-1 LIGHT s SHALL BE PKOVO EO fl r H!: CONT ROLROONTO tlDICAT E T HE STATU SOF T HE PON.Vs, SPRAY VALV ES, BACKUP HEATERS, AN D LETDOWN ll~E ISOLATION VALVE S.. PRESSURIZER PRESSURE CONTROL 3-2 T\VOSE?ARATE SIGN AL VA LDAT ON ANO SELECTOR A LGOR lrH MS I~ SEPARATE CON T ROLLERS POVII ERE O FRO M SEPAR ATE POWER SOURC E S SHAL L PROCESS THE TH REE nls a,c.....-,tis ~ prllpl!rt(al !llldcatt.n ?l-l:Jfll!l*y ln'a-mmm aw.H!d Sketch Number REV~ ION IA A PO RYs. tyW...tin;,,ol,MEIAcllk:O>mp,onyLLC~-IIIIOl!lllat.... ,itr.onhc:lona
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McGuire Nuclear Station 8 7 6 5 4 3 2 Westi ng house Proprietary Class 2 H INPUT CHANNB..S NOTES: 4 -1 ~-----~------~ Proc** Maaaurement Pa911 Connector Letter H [=::J ~ CJ PAlhliizer l e"'91 Charging Flaw I A. 8 E. F 4*2 THE INDICATORS APPLY FOR PRESSURIZER LEVEL ONLY 4.J TI-tE LEAD/LAG AND F(X) .ALGORITHMS APPLY FOR CHARGING FLOW G NOTE,4.2
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NOTE._1 B B VALDATEDVALUE TOCONTRQ. lttREE SIGNAL VALIDATION LOGIC : PRESSURIZER LEVEL CHARGING FLOW
' 1 t u ~ 1,t, . - . ~-,;,1.-.:1-.1oW11~,y ..-nn.on-,,ad Sketch Number REVl;'ON IA A t o f W . O ~ E l - ~ - , U.C *n:lo'gk!l..-.,,<E>""-.:1 llffll._, - ~m,..,r>>d1:;>ya.i ir, ~ . . , , ; l l l . l l l -.:!ycu~_, WNA -DS-01226-DAP-SK 1_1,_doQn-.,_ W1 *11<1~W.,hWffll-~la>IDI..,_
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McGuire Nuclear Station 8 7 6 5 4 3 2 Wes1inghouse Proprietary Class 2 UOTE:I ; HI !>-1 THE EOUl'lll'ENT wrr HIN T HE BOU HOARY 15 OUT SIDE OF THE DCS UPGRADE AND/OR NSSS IH CABINETS. PRESSURIZER PRESSURE
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PR ESS!JBIZ!;R PRE~S!.!RE nis i:bt:ur,,mtisUI:! F"'P"*l(afandcmtans~y ln'tmumaow1.d Sketch Number REVISION Al I ~"';;:;'i.;";:_c
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McGuire Nuclear Station 8 7 6 4 2 We-stlnghouse Propr ietary Class 2 6-1 LIGHT i SHALL BE PROV DED II THECotlTROL AOOM T O l~DICATET HE STATUS Of T HE POR V s , SPRAY VA L VES BAC KUP HEAT ERS , AIJO LET O OW IJ LIIE IS O LATIOIJ VALVES 6-? TW O SEPARATE 51CFIALVALIOATJON AHO 5El.ECT0RALOORTTHM~ II SEPARATE H C OIJTROLLERSPOWEREO FR O M SEPARATE POWER SOURCl: S SHALL PR OC ESS TH E T HRE.E H PORVs. PRESSURIZER PRESSURE ,_, TH E EOUPI\IEN T vur Hl!*I TH E BOUNDARY IS OUTSIDE OFT HE OCSUPGRADE AWD/OR NS ss CABINET 5. 000G G G F F ALTERNI\TE Signal Va~dation Logic - t ----c:D ACTION I ALAR>! E
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McGuire Nuclear Station 8 7 6 4 2 Westi nghouse Proprietary Class 2 H TAVG H 0 [!] ~ ~ G G F F Signal Val idat io, Logic E E D D EB C VALl)ATE) TAVG USED IN C CONTROL ALGORITHMS UFSAR Figure 7-34 (Page 10 of 12) B B FOUR S IGNAL SELECTION VALIDATION LOGIC : TAVG Thi1d:lctr.tenlisffl~r~rt/afand ccn11imf>rq:rie1wyln'trnulimaw.led Sketch Number REVISION A t,"W'NI....,_.., ClawlG 0.....1H"ylL (; 9,rj< or llB<1IIM-11, IHNOQnr ~
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I LO lEV£L LETDONN I ALARM ISOLATION CONTROL B B L__ ___ NOTEB-1 _ _ _ _ _ _ _ _ .J PRESSURIZER LEVEL* 2: PZR HEATER CUTOFF CONTROL lllsmclM\e'lli!.;eJH't(Je1!fofandcaruins~-,,lrll:nn11101,aw,ie:I Sket ch Number REVISION A t,.W.~tl!l/>l>'IM Cla~ 0.,,,.,..., U,(: *"'-""' II~"" _._ aul"""""_,, 3 A
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McGuire Nuclear Station UFSAR Figure 7-34 (Page 12 of 12) Deleted per 2020 update. (13 APR 2020)
Figure 7-35. DAP & DBP Feedwater Control System Functional Diagrams McGuire Nuclear Station Westinghouse Proprietery C las$ 2 GEN ERAL I. THE. LOG IC. .SHOWN IS FOR TH E f'lo\'CS OF ONE .STE AUGENERAl OR EJCCEPT" WHE. RE SOMf. ll OT f ~ FUNCTIONS AR.E SHARED. THE LOGIC fOR Tlif OTH ER STEAMG ENf RATO R 15 IDEN TICAL
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<A FEEDWATER PUMP T1JRBl ~'E SPEED OEMAN O AUTOMATIC BAS CALCU LATION 'lEV. D 5 FOUR SIGNAL SE LECTION & VALIDATI ON LOGIC-SG NR WATER LEVEL REV. 2 6 TWO SIGNAL VALIDATION LOGIC wrn-1 ARBITRATOR - STEAM FLOW REV. 1 7 TH REE SIGNAL VALIDATIOIJ LOGIC - FEEDWATER FLOW REV 2 6 THREE SIGIIAL VALIDATION LOGIC - FEEDWATER lict<DER PRESSURE I REV 2 I TH RFF RIC11JA I VAi ln ATIOIJ I OOIC. - STFAM PRFSSIIRF RFV ?
10 FOUR SIGNAL SELECTION & VALIDATI ON LOGIC - NUCLEAR POWE R DELTA T. AN D FEEDWATER TEMPERATURE REV. J 11 DELTA P LOGIC REV. 2 12 THREE SIGNAL VALIDATim LOGIC- FEEDPUMP SPEED REV. 2 13 TWO SI GNAL VALIDATI ON LOGIC WITli ARBITRATOR - FWP RECIRCULATIOIJ FLOW REV 1 14 FWP RECIRCULATI DIJ VALVE CONTROL I REV D Tlu~.....-c"'hi ho"""'_,,,,d * ..d...,1111na~*Nt.ry !""'7""Mn m,,,ri:.in,, \ll'PA lr(J'N!U l=!,cnc; C(,N,JNU,.C ;:VW)'fM',:S e ~1~;1')!& Westinghouse El ecbic Company McGIJlre
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03/201 8 Skelch Number REVISION DEVELOPED S.D. What0y WNA-DS-01224 -DAP-SK 3 REVIEWED K.J Leahy 0312018 SHEET OAP & DBP Foedwater Control Sysiem S. 0 81 Slg no,-e 03/2018 APPROVE D Functional Diagrams 1 of 14 R. S. Blinn 03,~018 (13 APR 2020)
McGuire Nuclear Station Westinghouse Proprietary Class 2 MULTIPLYING OR DMDING ONE SIGNAL BY AUTOIIIATIC TRAHSFEA TO OR FROFil A ~lASS STEAM FLOW CALCULATION ENCLOSURE SYMBOLS ANOTHER MANUALLY ADJUSTED SIGNAL H
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FLOW SPl=CIAC fllliillQr,l ENCLOSURE SYMBOLS SIGNAL VOLUrnE T M EASURING OR READOUT 0 ~ GJ T AUTOMATIC SIGNAL PROCESSiNG FUNCTIOHS D G SIGNAL MOtllTOR OR CONVEfHER [ZJ MAllUAL TRANSFER TOOR FROM A MANUAL LY MANUAL TR.ANSFE.R TO OR FROM A MANUALLY RATE OF CHAllGE 11110,moR ADJUSTED SlGNAL ADJUSTED SIGNAL INCLUOUIG SETPOINT OR IM-IEN RATE OF CHANGE EXCEEDS BIAS PRl:SET LIMIT, OUTPUT IS SET TAUE MAtlUAL S.IGf~AL PROCES.StUG
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PROCESS SETPOINT VARIABLE OR BIAS F FINAL CONTROLLING 110 ~ I I A T A I $ I lN TERHM OFF PAGE COUNECTOR AA :- CROSS REFEREHCE CHARACTER 1 .; SHEET 14Url'IBER I E EXTERNAL OFF OAAWNG CONNECTOR I> P~OPORTIONAL PLUS INTEGRAL PLUS DERSVATIVE CONTROL WTH SETPOl~lT FR;OIJI ALGORITHM v-MICH SILECTJ TME MEOlAtl OF THREE INfl'UT SIGNALS. ALGORITHM IM-UCH OUTPUf5 EITHER ONE OF THE TWO INPUT VALUES {I.E. EXTERNAl. SOURCE WI TH VMUA6l.E GAHi. Tl'IE H IGHER VALUE OR THE LOWER
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~
T = TEMPERATURE ~ HZ ~ FREOUEt~CY {HE"RTZ) MW Ml:G:AWATT
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McGuire Nuclear Station Westinghouse Propriotary Class 2 H FUt4CTIOH OEAN ITION FUNCTION DEANITION H
&SYMBOL &SYMBOL ANALOG
- SU'M"fJllt,iG SIGHAL GEHERATOR THE OUTPUT EQUALS THE ALGEBRAIC sum Of THE IN PUTS .
w THE OUTPUT 15 AH AUALOG StGNAL AS.SIGNED 'AIITHIN THE CONTROLLER G 0 G AVERA.GING TRAf~SFER
- THE OUTPUT l:QUALS THE AI.GEBRAJC SUM OF THE IN PUTS OIVJDEO BY THE NUMBE~ OF INPUTS.
THE OUTPUT EQUALS THE ltfPUT 'MilCH HAS BEEN SELECTED BY TRANSFER. THE STATE OF THE TRANSFER IS ESTABLISHED BY EXTERNAL MEANS. -
~ 0 F PROPOR'TIONAL HIGH SIG~l.AL F MONITOR THE OUTPUT IS DIRECTLY PROPOI\TIONA.l. TO THE 1NPUT (OUT= t'I ..X).
- 0 ~ -
HOHUHEAROR LOW SIGNAL UNSPECIFIED MONITOR FUNCTION E THE OUTPUT t:OUALS SOMIE NON~Ut4EAR FUNCTION OF THE: lNPUT. THE OUTPUT HAS DISCRETE STATES IM-UCH ARE OEPENOEHT ON THE VALUE OF THE IN PUT. WHEff THE E lt~PUT EXCEEDS(OR BECOMES LESS fflAN) AN ASSIGf~ED Ur.IT VALUE THE OU TPUT CHANGES STATE. ED [NJ HIGH SELECT HIGH/LOW SJGtolAI. MONITOR THE OUTPUT IS E"QU.AL TO ntAT Jt,PUT WHICH IS THE GREATEST OF THE INPUTS, D 0 ~ D
- LOIN SEL.ECT THE OUTPUT IS EQUAL TO THAT LN PUT WHICH 1$ THE I.EAST OF THE INPUTS.
QUALITY stGNAL MONITOR THE OUTPUT IS TRUE IF THE INPUT HAS EIAD QUALITY OR IF ITS VALUE IS NOT 6E1NO REF"ORTED.
~ El C C ABSOLUTE VALUE
- THE OUTPU T IS THE A.BSOLUTE VALUE OF THE INPUT. -
E] UFSAR Figure 7-35 (Page 3 of 18) B B 8UIQM8IJC 8t!l1 ~l8N!18L l!!Qt!8b eBQ!;;!;l!l!ltlsl l!)'.M!lQ~l! Tl'l:::~11uu11un1,~lh.;,,:111p1rr,t:11~jc11~rr.afire(ni:I.YV llll*nz11n-o:::1 Sketch Number REVI SION A 01\"""'1m;.,1~ij',li' 81.i(rn* Cm'l~lll': lfl l,\ll' lt~sit> {l'\*dr(l*rs 4ITT
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~lPl!l:1~!=,e,.-,ed Fu nctional Diagrams 18 of 14 (13 APR 2020)
McGuire Nuclear Station Westinghouse Proprietary Class 2 ANO TIME: OELAV ON LOWER 1*1HtBff EJ~CLOSURE SYMBOLS H
~
MEASURING OR READOUT ENCt QSURE SYMBOLS 0 **---:s B ____ N - -- AANOI:'! A ----0---- ON 8 8 X SEC A* ALARM JA = MOM EH TARY G INTE.R.NAL ~NT C) PB
- PU.SHBUTIOH S- * .SUSTAINED 5'GNA.L 9 BECOMES T RUE X SECONDS AFTER A l ~HIEIIT FURTHER DECREASE OF ""1/A BECOMES TRUE STATION DEMAl', D EXTERNAL POINT 1/0 ~
OR TIM1:i DELAY OFF RA ISE ltlHIBIT NON LIO GENE.RA.TED DIGITAL POtNT CJ F A*---s--- OFF
----0 ----
REPAEs.e,rs A LOGICAL SIGNAL ( TRUE ' fALSE) REPAESBITS A CONTmuous SIGHAL t NUMERICAL VALUE)
-------- B ~----
A.OR IS A B BE.COl'AES FALSE X SECON DS AFTER A B 8 INHl81TS RJRTHER INCREASE OF WA. STA.TIOff OEl'tlAJ'JD BECOFllES FALSE E XOR t40T MANUA L REJECT
- 8-- :o~~ A!~; 8 A ----©- -- NOTA 8 D ONE-SHOT FUP$LOP C
----o----
A ----@-- --- 8 X SEC A B---- RO ---- D C IS TRUE WHEN FU P-ILOP IS SET SY A C UFSAR Figure 7-35 (Page 4 of 18) 0 IS TRU E WHEN PUP.f'LOP IS SET SY B B IS SET AND REMAl 4$ TfilUE FOR X MOTE: RESET O\IER AJD ES SET U NL ESS B SECONDS AF'TER A. BECOMES TRUE OTHERWISE NOTED. KEY~HEEI FQB LQ!ll!; F'~l!QL~
!hi. dO::U'llRnt;i;:ng~ro~arr,a IL'\dCG!IUII&~ l~lll'TIUJaio.wi<f l\w;lfli;l1011'"' 8..cJltCIJllr.,,'P/ lLC ...-~ iii ~,,rtr(rlclN'i ,,rj
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McGuire Nuclear Station 8 6 5 4 3 2 W*stinghouse Proprietary Clan 2 v.eiuOATED SOWR NUCL.EAR POWER SGNR VALIDATED VA LIDATED LEVEL LEVEL VALIDATED STEAM FEEDWATER FE.EDWATEl'I TEMPERATURE FLOW FLOW H H CE> --- ..- - - - - -- SYsTIEM I T:~:e :, 11 I r----,I GI ::1 ';:): G
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DI : -------------------0-------------------- -- , I NOTES: I I 2*1 THE HIGH POWER CotITROLLER WHILE THE SYSTEM IS IN THE LOW PO\'VER UOOE I TRACKS THE LO W POWER SYSTEMS FLOW OE ..tANO I 2*2 THE LOW POWER CONTROLLER W'HILE THE SYSTEM IS JN 11-IEHtGH PO'NERMODE I TRACKS THE DIFFERENCE BEn\'EEN THE HIGH POWER CONTROLLER OUTPUT ANO I n-1E WIDE R ANGE LEVEL I C 2-3 WHEN SOTH me WAJN AN D flYPASS VALVES ARE PLACED fN MANUAL CONTROL TllE I NOTE2~1 C t --:'.'~INOX PR OPORTIOIIA L NOTE2..3 AUTOMATIC CONTROL SYSTEM IS PLACED JN SYSTEM TRACK AS FOLLOWS: A) HIGH POWER COHTROLLER DEMAND IS CALCULATED THRU THE USE: OF NOT-;~;-- -- -- - - - --- - _______________ _ ---------.-------*------------ M.t.NUAL \!Al.VE DEMAND Nm TH E FLO W DEMAND TRA.C MING VALUE. El l LOW POVYER CONTROLLER DEMAH D IS CALCULATED AS THE DIFFERENCE 8ETWEEM fHE FLOW DEMAHD TRACKlNO VALUE N,10 THE WIDE RANGE
I
,. FEEOFORWARD I
TRACKINili OVEIUUDES RAISE AND LOWER 1NHIBIT, :H\\Ll----0i!} Et, UFSAR Figure 7-35 (Page 5 of 18) 2-6 THE VARl1'BLE
- LOADINDX" I.NDICATID THE MODE OF THE CONTROL SYSTEM Bl ~ER.E!
LOAOINO X V LO AOIND X N LOOP IN HI OH POWER htODE LOOP IN LO W POWER MOD E B 8 2.. FtAISE INHIBIT AND LOWER IN HIBIT SHALL BE SET TRUE W'HEH THE TOTAL FLOW TOTA.I. DEMA.NO IS EQUAL TO 1DO'II, O R Q'lt RESPECTIVELY, LP CONUOL INTEGRAL TI"I E FEEOWATER VVILLBE. "'ADE LARGER TO ALLOW FOR RAISE ANO LOWEA. INHIBI T. FLO"-NDEMAND 2-7 'fl-16 rwcs LOOP WLL swrrcH TO SINGLE £LEM£NfCOH TROL UPON A F=EEDWA TE:R fEEDWAJEB FLOW DEMAND CALCULATION FLOW.51GNA.L FAI L URE, Of.I A STEAM FLOW SIGNAL FAILURE. T1,1,ox,r..,,11'111i1p~t1,.-cu,11-f'tq;.f.:i1ii'!'lf'l~r,,;m;11 Sketch Number IA A I 2-8 SIGNAL VALIDATION FAILURE RHETVIA son ~SH BUTTON ON ENGINEER WORKSTATION t.,-V.,,r.-..,1,....,., 'C!" ,.,. Ccrn~*r llCflll*!tll' llwb'Mlf,..;lo~ ....;
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GAt14 BI AS IS UNIITED FROM O 10 1
*:J"~gHl\il'tu'lorl:tt I "lll; ll"WJ;(JIQ'(l,I DAP & DBP Feedwater Control System SHEET 2*10 LOGIC SHOWN IS FOR 1 LOOP ONLY. THE LOGIC FOR THE OTHER LOOPS IS IDENTICAL
~"'-nrJ,011PS..d~cO:trt:.i't,,lLC Allf.!*;nn~ffi-l'd Functional Diagrams 2 or 14 8 7 6 5 4 3 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghouse Proprietary Class 2 MEASUR ED MEASURED TO TAL MAIN VA.LYE IYP.US VA.LYE FHDWATEJI: HI POSITION POSITION FLOW D EMAND IH HAAT n HAAT "" G G r: ...--------1
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FEEDWATEft FLOW DEMAtlD TAACKfNG V,U.UE t40TE3-2 F E MA NUAL I I I I S'MTCH-TO-MANUAL EB----- ,., NOTES: THE VARJABLE " AUTOMOO* 1N[)(CATESTHE Of"ERATING STAfUS ol ' OF THE MMN AND BYPASS VA LVES, AU TOMOD
- V r.,AJN "14D BYPASS IJ,1 AU TO D
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- N r_,AIN OA BYPASS IN MANUAi.
MAIN FEEOWATE FLOW CONTRO L VALVE MIA INTERFACE
- 1.2 F3.3 BYPASS FEEOWATEfl FLOW CONTROL VALVE MI A INT ERFACE l-2 REFERENCE NOT£ 2-1 AND 2-2 FOR FURTHER DETAIL LOGIC SHOWN IS ~OR t LOOP ONLV . THE LOGIC FOR THE:OTH ER LOOPS IS IOIENTICAL.
cl ~ C t3.2 C3>--m ~ UFSAR Figure 7-35 (Page 6 of 18) SY.STEM T ROUBLE ALARM Bl B ro1A.IN VA.L\IE l"OSITION BYPASS VALVE l"OSITION
- - ( 3 L. SYSTEM TROUBLE OEIIAIUl DEii.AHO ALAftM
~
VALVE UNEARIZATJQN CALCULATIQN 111,docin=rti.tti;~t/;r.Q(tfllar':Fta:"<<ill'fl"larrutroc,,t,nllll Sketch Number REVISION I
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~WaQT,gn,w B,o._111~ Crn,/,a;)' L.L.C _,,,-.,. h ,ucca,11.-:11>,, _,,1 II -~ t~l'*u.d t~)U! r'l'CJ71~,,.._,M *-.St>,~ dl"d~u",peto ru11111,~-a11111~traom:D*d:s--ce'N1'?.'let5'~ a'):!,;nndt~dtl-e W NA-DS-01224-DAP-SK 1 A ag"-'!lvn1~r.dll:l'M' 1::i l"!'a:. ;irlJil;k.JOt.i ~ OAP & DBP F0edwat0r Control System SHEET C!j,(f)Q~n!jl'~,;--~<<~t(;LfrJ!.,i"ilLI.C
,t,IIP!::f'!l:,~ ..,,.,d Functional Diagrarns 3 ol 14 I I I (13 APR 2020) 8 7 6 5 4 3
McGuire Nuclear Station B 7 6 5 4 3 2 Westinghouse Proprietary Class 2 a..A~U.._L FEEDWA.TER FEEOWATER fEEDWATE~ FEfOWATER VAL!OATED H SPEED FLOW DEMAND FLO\!¥ DEM.UID S:LOW DEMAND FLOW DEMAND FEEDPUMP1 H DEMAND SG1 SG2 SG3 SG4 SPEED FEEDPUAIP BIAS A';/ I
)2. A'i I) NOTE4-7 G G F ROUBACKHCLD F
ON REACTOR ffllP (By Olhers) ON c=r - NOTE4-1 ________ B -------------- --, I FP#1 TA.IP I TO FEEDW'ATER PUNP TURBINE 2 E C)---------- ---------------- ----- --~N I I PtNA 8 1AS AND SPEED OEM.MID LOGtC E I L------- NOTE4-4 NOTE 4-o
~ ---------------------------5
~ o --- -~
S 1 *--------~ MIN SPEED REACTORTR!P 1 , LLAG Jf OTFS: FEE OWATER lSOLATIOfl RE SE TON THE MAIN a)flTROL BOARD VL'LL CLEAR THE ROUBACK HOLD. (EITH ER lRAI N ADA TRAIN B Wl LLRESET r--------------- 1- - RO l----------..... V BOTII FEEDPU f,f'AA NDFEEOPU MPB) D ISPEED DEMAND MODE SELECT lI I
,-----------~
NOTE 4-5 ' T 4-2 LOGIC SUMME R HCORPOR ATES A ZE RO-OROER HOLD ON Ff EOBACK D SGHAL SUCH Tl!Al CONSTANT DE CRE L1E NT I S N>PUEO TO PRE'-"OUS AUTO I I SUU.1: R OUlPUT EACH LOOP CYCLE. THE SUt.lAER OUTPUT SHALL I , _ - -<:::!) TRACK THE TR ANSF ER SW ITCH OUTPlITWHEN 1101 SflfClED FOR LOCAL CONTROL ALTERNATE MANUAL ACTION 4-3 SElf CTOR SWITCH ON THE MAN CONTROLBOMD \'VITHTttE f OLLOW N G NOTE4-3 @ 2 POSITIONS: I AU TO- AUTOMATIC corlTRO L MODE SE LE CttD C I I LOCAL I.\MUAL -LD CALCO~HROLIJJODE SELECTED C I 4..4 LOGIC SHOWIJ IS FORFEE D\VATER RHJ P 1 OtlLY. THE LOGIC FO R THE I I _ _ _ _ ,,_ OTttER FEEOWATER PU M> 15 JDE.NTIC.AL., EXCEPT THE BLII.S SK;NAL IS ADDEO TO THE FLO..V DEMAN D OF FEEDWATER PU~P2 II STEAD OF I SUBTRACTED AS WITH HE DWATIR PUMP 1, SWITCH-TO- : 4-S GOES "TO,~ SPEEDWHlN IN EIT~ER AUTOORMANUAL MANUAL I 4-o NOT USE D.
@- -----, ~
UFSAR Figure 7-35 (Page 7 of 18) 8 4-7 THE BIAS WU BE O \NHEN THE FE EDP UMP 1511 MAIIUALMODE . B EEEPWAIER PUMP TURBINE SPEED DEMAN D CALCULATION
..= ~~,.~~~=:..a. .~~~=...
Tt\ird:i:U"T1!1'1listbc~n:>;ll!IIJ"afmd,cntans~laylrfi:l-nmo,11H!O!d Sketch Number REVISION A 1 WNA-DS-01224-DAP-SK 2 A FEEDWATER PUMP TURBINE 1 NP GOVERNOR VAL ves OEMANO ll~lhsdro.i:::.~=*~*~..':!!~=~)'<),IOOOOUDl'l!l"oflhr! OAP & OBP Feedwater Control System SHEET t0:1,a w..s11;;:_~rve:1Carrw,"'" LL-c Functtonal Dia-9.rams 4 of 14 8 7 6 5 4 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 3 2
- - *- -* *--z~~
Walingh1:1usv P.-opriotary Cli1~:s 2 HEADER TO SELECTED HIS HCAD<R POWER Dl.LfAP 1-ll!MJ~SP S ti lt.ROW stl8FLOW SGC FLriN !CO FLOW SCA SCA H H 0 1THELOGtC f CONTAINWWITHIH I ll-fE RECTANGLE I SMAU. RE REPE A.Tm I FOil EACH LOOP ANO
, I INPUT TO TtfEOR I I t Wtl Cl t SWJTCHCS n tc G FEtD'NATEI-I POMP G
- _____ -----=I- --, I 1 LfAb'LAO I COMPEN~TTlON l I 1 I I 1 I I t I 1 I I 1 DI --'=!§---~
I I
~-------*---------------L=B----------------- ---- j _
F I F
------~---------,t FW HCAD£R PRESSURE I THE LOGtc COHfAINED wmtlN I I TH! JlP!CTANGU: MiALL 81!:
I t R£.PEATW. TNII: LOGIC DEP1CTED I I HEREIHORTHE LOWOEl.TAP
' -- - -- ~ I cammON. FORTHEHIGHOElTA
---------:_-:_~ ~ - PCONDmOHTHESETl'ONTS o SH-'U. CHANGE ANO THE E TO ,w PUMP De:MAND ~ ! MONTTORS WU. 8E REVERSED E
SUNM!:.ft: \.!,/ 4 ! (l a.. thaHIGH will ~ LCW L,__ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ __,:1_ _ __JMd V-..LOWwil tbkon,e,* HIGH),
- -.~:**. .*o ------,~~~~J;_~~-~~ j-------------------------:
D NISPOWER ALT ACTION O ______1 II I I I
-----...::.r II I
I D SGA$T .. PRE$S AJ.lAC11CN O ---1 I I I I I I 1 - - - - - - - -t;;;\_ ful_
,-- - --- --- -cr-------f'_;,;:r I
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I I I I I I SGBSlMPflESS ALT ACTION O -1 l I I I I I I I a_ _ I ---'l..inL I C SGCSTM PRESS All' AC110iil O ,= =r-=_~ _ , l
--J C I
SG D STM PRESS ALTACTIOH O --- TO FW PUMI' DEMAND FWPUMPA 0---, UFSAR Figure 7-35 (Page 8 of 18) SUMMER B IN MANUAL B FWPUMPB IN MANUAi. o ---;-=-e---~--------- ----------------------- FEEDWATEFI PUMP TURB INE SPEED DEMAND AUTOMATIC BIAS CALCULATION A -=~--=1;1= r1111i,:c.-111N~ot--~.....,._-
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Sketch Number WNA-DS-01224-0AP-SK OAP & OBP Fe_edwat~r Control System Rev1g10N IA
..,.__ Functional Diagrams 4A ol 14 8 7 6 5 4 3 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 2 Westinghouse Propnetary Class 2 VALIDATED NUCL~R POWfR H SfG NRWA.TF..R l ~ I INPUT(HANflFLS H j~ 0 0 0 ~ G 9
~ G I
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j F F Signal Validal ion Logic E E D D I I I I I I I I I C I C I I I I I 6 LEVEL DEVIATION UFSAR Figure 7-35 (Page 9 of 18) FROM SeTPOINT VALI DA.TEO SGNR LEVEL B USED IN CONTROL B i\LGORllHMS FOUR SIGNAL SELECT ION & VALIDATION LOGIC-FIOTES: SG..lllR..WAIER.I.EVEL
'1 LOGIC SHOWN IS FOR 1 LOOP OtHY. THE LOGC FOR THE OT HER LOOPS IS A
IDENTICAL. Thi,d:,:.......,tis~~tratznd,Dl"tlans?rq:m,1,.-ylrbml!iota...,m byWHlnQIV&J**E~<fflc C n,rp;o...,L~C "rd/Q,n*~.n:r.lrlnAn* s1,11pien,, lt a 1r.i1WTittlZKl~p11"1mnfuencaam:ru11 , ,;n::l)"'JZJ"'~'D Sket ch Number WNA-DS-01224--DAP-SI< REVISION 2 I A ua1ir.. a w . , ~ ~ ~ ~ ~. :!~'-::'~:~oor11.1uM>O'lll'ltl OAP & OBP Feedwater Control System SHEET C0J 18 vec!MiJ=~,_eon-n, u.c FunctMJnal Diafl_ams 5 of 14 6 7 6 5 4 2 (13 APR 2020)
McGuire Nuclear Station 8 6 4 2 Westinghouse Proprietary Clas-s 2 STEAM FLOW VALIDATED STEAM ARBllRATOR ARBITRATOR NOlE S: STEAM FLOW OtANNEL 1 CHANNEL 2 PRES5U RE FAILURI!! (VAUDATl!!O DELTA T) 6-1 THE SE SYSTEUTRO UBLE ALARMS SH ALL BE DLOCKE D FROM H ALAAJM~lG IF lH E CONTRO L SYSTEU IS: Ill AUODE WH ERE THI S H SIGNAL JS ~IOT VALID (E.O. BLOCX STE AJ,1 FLOW DEVIATION IN LOW
~ I 6-2 6-J POWER l!O0E\.
FOR FLOWS - COfl\lE RT FR OM MASS FLOW T0 +4 FLOVI LOGIC SHOWN IS FOR 1 LOOP ONLY. THE LOGIC FOR TH E OTH ER I LOO PS 15 IDE NTICAL. I I I G I G I I I I I I I I I I F I I I I I I I I I E I E I
----------------------------- I Signa l Valiro tion Logic D -- -
I I I D I I I I I I I I I ffi I I W I I MULTIPL!! II II FA ILURES I ~ - - -c£, SYST!"M C I TRO UBLE NOTEG-1 C ALARMS
~- - - ~
UFSAR Figure 7-35 (Page 10 of 18) VALIDATEC STEAM B FLOWTO CONTROL B LOGtc 1WQ SIGNAL VALIDATION LQGIC WITH A.RBfTRATQR-SJEAM FLOW Thk~tl!l~~IH1N'l'fl/ <J!ll<>doon>lln, Propri("'..$ylnfmn>nor,(T<1,r,e,:I Sketch Number REV ISION A ~ t,r'WiM;Tlf\lt\Ot.lMElelmeCVIP:1!riLLC .;r,j~ll591.Jl(lCll'l)'a(1o,at)fl(I l iJl;Tillrdmlllf>ll>>yo.lll'ICCffta()fCO~:rul'\MCll'(lll:lojtt!lllCI WNA-05-01224-DAP-SK 1 IA 1""81 i.ho!di>>JITT'...: fl ~ i < : I ~ "'"h~~, !l"doon:11.:'I"' ,)l't,e
~111nJer ""'°kn1t.,..:11pr01ldtdta)'l)I.I DAP & DBP Feedwater Control Syslem SHEET Ul!l lo!i.,,..,lt'lgl'OuScl:l<<::!lll;~ U.G AIIR~)J R~""'l'I Functional Dial)_rams 6 of 14 8 6 5 4 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 3 2 Wastinghouso Propritltory Clas:, 2 FEEDWATERFLOW HI INPUT OIAN.NELS H QJ i:=J CJ G G F F SYSTEN TROUBLE
,-;~~~~s-----------------CD I I AlARM Nore 1.2
______ ...,I I I E I E Signal Validation Logic I
--------1-----------------~-------C!>
I I ALTERNATE I I 1_ _ _ _ _ _ _ _ ACTION NOTE7-1 D D C e - - - - - - - - - - - <,H' C VA.UOATEO VALUE USEO IN CONTROL ALGORITHMS UFSAR Figure 7-35 (Page 11 of 18) 8 B IIOJES: TMI;. A-'VC$ I.OOP WL L SWll'"CN TO f:l,IGLE E:LEl,ll;;NT COIITR0L UPOH A n;a;:o *NAT!;;R R..OW SGNAL r:AJLU~ THREE SIGNAL VALIDATION LOGIC* FEEDWATER FLOW 7*2 ALL SYSTEMTROOBLE.ALARMS SHOVIH SHALL BE BLOCKE0Ff:IOM ALAR~t*IG ~lHE SVSTEM IS II A. t<<x>E n,.~i,,_~d!Wld~Pr,p,v..,~c,.,. Sketch Number REV~ ION IA A WHERE THE SIGHAL IS HOT VALi! (E .0 . BLOCK STEAM f f ~ M ( l l ( O I ( Glfflria,11tLle,,._. ,_ ~ a , r w
........... n*----¥)Qlln~*------P-i-*
~---
FLOW OE\Mf 10t4 Ill LOW POWER t&>OE). WNA- DS-01224-DAP-SK
. _ ... (ICl(lo,l!"lt'lllft-.Cl~--Nlfo'l'M.ll'ICl~tlN 7~ LOCIC SHOVW IS: FOR1 LOOP Oltl.V. Tl-IE LOC'C r~ eirwnMIIIOIJwllltf'l.-~t>~ OAP & BP Feedwater control System SHEET Clll11w.t~a<<w.C~W:
TM Ii Of NEA LOOP$ J$ O;JtT CAL, Functional Oiag_rams 7 of 14 8 7 6 5 4 3 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 3 2 We-stinghouae Proprietary Class 2 H H FEEDWATER HEADER PRESSURE INPUT CHANNELS D D Cl G G F F E E SigrnJ Validmion Logic D D C C UFSAR Figure 7-35 (Page 12 of 18) B VALIDATED FEEDWATER B HEADER PRESSURE USED IN CONTROL ALGORITMMS THREE $1GNAL VALIPAJIPN LOGIC - EEEDWAIER HEADER PBFSSIJRE n...~~f'li!'IIIWJl'ltt'li'dl.-,Mntill* ~~ ~ n - o o d Sketch Number REVISION A ~Wtf:~ ! ~ ~lt.eenwr..~ 8"G' 11;4Piln 1*7""""11GJIICll'l'Jolon~1~~Mf)IQU 191M* WNA-DS-01224-DAP-SK 2 IA
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DAP & DBP Feedwater Control System t:ataWmnJt-&cSc.C:~U.C Functiooal Diall_rams 8 of 14 8 7 6 5 3 2 (13 APR 2020)
McGuire Nuclear Station 8 7 I 6 5 4 3 2 Westinghouse Propnetary Class 2 ST l!!AM F'Rl!!:SSI.JRE: HI INPUT CHANNELS IH C2:J D D GI
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_j IG Fl T TT y y IF Slgnal Vall dal1 011 LO!_?,1~ El IE D D C C UFSAR Figure 7-35 (Page 13 of 18) VAL(DATED ST(AM PRl!SSUR!: U~D IN B CONTROL ALGORmiMS B THRFE SIGNAL VAi tOATION I OGIC~ STEAM PRESSURE A ., N' OTE'!i : lO G IC SH l1J .W L5 FOR 1 LOC f' O IJL'f' THE LDG C FO F. THE CT H ER LOO P S. IS lE"N'f C Al Tl i* tb,....-,,.,,..,_; ............ r1.1 il au.I ...., ....
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1 1 01 11
- DAP & DBP Feedwa \er Coolrol System SHEET bfnri""'"~l::;;:~~-....,uc FuncJiof'lal Dia_g_ra ms 9 of 14 8 7 6 4 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 2 Westinghouse Proprietary Class 2 NOTE: 10-1 EACH SIGNAL GROUP REPRESENTS A DIFFERENT PROCESS H f.£>.SIEEMENT: H Process MEBsurerrent Page Connector Letta'" NudearPo\1.er OellaT S, T NPllTCl-lANNELS Feedv,eter lerr~,-ature G 000~ G F F E Sig.nnl Vnlidmion Logic ---@ E D D C C NOTE 10-1 VAUOATEOVALUE UFSAR Figure 7-35 (Page 14 of 18) TO CONTROL .ALGORITI-IM B B FOUR SIGNAL.SFl FCJION & VAi IPAi l0N I OGIC-NUCl EAR POWER CFI TAT AND EEEOWATER TEMPERATURE Thildi:r:iiniri1is:tie 11,coor1yafanc1,cn1a.,,,Ptq:n,1..,1r1ai-ra1,o,a..,ni,d Sketch Number REVISION A ~";.":: ~~~~.:!:~c==.:.:~~:.==:: 1 111 tQ WNA-OS-01224-DAP-SK 3 A lttt:1\lho~=r:]::?i==:iITWl'l(llk)'fl . . U),t OAP 8, DBP F~edwat~r Control System SHEET 10 of 14
,..~111R_,_ Functio nal D1ariams 6 I I (13 APR 2020) 8 7 5 4 3 2
McGuire Nuclear Station 8 7 6 5 4 2 Westinghouse Proprietary Class 2 H H VALIDATED MEDlAN SEl...ECTED ~S)lAN SEl.ECTED ~EDlAN SELECTED MEDIAN SELECTED FEEDWA.TER HEADER STEAM PRESSURE STEAM PRESSURE STEAM PRESSURE STEAM PRESSURE PRESSURE 1 SGA SGB SGC SGD G G F F E E LAG I 'C 11.& D D C C DE.UAP UFSAR Figure 7-35 (Page 15 of 18) B B DELTA P LOGIC Thi,;tb:1.n1i:nlil~prmertyolsnd1cnllff'ISl'l'tlp,elll"y~,awned Sketch Number REV~ ION IA A rl/W'l<l!I\Q~*lllq,_,f.llldl'IC C:::- 1 ' 1 ' I.LC A!\1fDl'it<-~1'¢".r.!Y< .OM 1~o!i~!~~~~::;.:!:::.:::~-=:-m.:'~t;: WNA-OS-01224-DAP-SK SHEET
~rtun:11:: r vhl~bit-~FnJVrl~b~D,l OAP & DBP Feedwater Control System C0018Vw!s!i<gttt.sa~ricCon~LLC AJPUl'lt1; R MD,_ Functional Diagrams 11 of 14 B 7 6 5 4 2 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 2 Westinghouse Proprietary Class 2 H H FEeDWATER PUMP SPEE D CHANNEL.$ FEEDWATER JIUNP SPEED CHANNEL S 800 NOTE 12*1 00 NOTE1 2-1 G G F F Signal Validurioo Logic E Signal Vnlidation Logic E QC 1-- --------r--- 1
......+--______., I '--~'OR\...-- -------- a-------G ------~--- <3>
D l r----r*C J
- 1- - - ,-------R:,T I ALTERNATE: D QC ~- ------~--j, I I I ACTION NOTE 12-3
- __ ___ __ ___ l == ~-t-i:: :: :J -- _, t----Ell C C NOTES:
12-1 THE FM. FE EDi\l'ATE R PUNP SPEED SIGUALS ARE ACTIVE, 1 2.2 LOGIC SHOVIN I S FOR FEE D\'VATERPUMP 1 ONLY. THE LOGK:"FORTHE UFSAR Figure 7-35 (Page 16 of 18) OTI! ER FEEDWATER PUMP I S llENllCAL 12-3 THE OUTPUT OF THE 2Xt.lfTR SHALL BE T HE AVE.R A CE OF 1H E TWO B D4PU TS. B H I I I THREE SIGNAL VALIDATION I OGIC- [j EB Thi:stb:\11111"1l(l.1le~1coe11y afand1Dn1-Ptq:nela-ylrftmetro,,0Med E.EF PllMP SPEED Sketch Number REVISION A VALIDATED VALUE USED IN FEEDWATER PUMP A FEEDWATER PUMP A FEEOWATER PU,W Cl)'W<r111nQfln.l~o E.1JNlricC Dl"fn'!,v t U: ardrr.,,tt,r; 11Ub::1'~~1"1 i:tM WNA-OS-01224-DAP-SK 2 IA CONTROL ALGORIT HMS tE~OSPEED OVERSPEED PRIORITY ABOVE MIN SPEED :,:!:,.,!.~=\~ =: ~~=*~~~*~mu': SHEET INTERLOCK LOWER ~11vn:lr>* vhi~hit~*pgv<<li:d b ~ OAP & DBP Feedwater Control System 0:!(118 '11e..ri:,g~l<la::ric.Conwn, U.C MRt7,ta R oc,oNOd Functional Diagrams 12 of 14 (13 APR 2020) 8 7 6 5 4 2
McGuire Nuclear Station 8 7 6 4 3 2 Westinghouse Proprietary Class 2 SUCTION FLOW SUCTION FLOW SUCTION FLOW CHANNEL 1 CMANNEL :J CHANNEL :l H NOTES: H 1 :u LOG IC SHOWII IS FO R 1 LOOP ONLY. lHE l.DGICFOR. lH E OTHE R LOOPS IS IDENTK:AL
't"13.J G G F F Signal Va lido.lion Logic E E t - ---<:ei>
I __p;F) ALTERNATE
-'CTION I __ \J!7 ALARM D D C C UFSAR Figure 7-35 (Page 17 of 18)
B VALIDATED B SUCTION F LOW TO CCNTROL LOGIC TWO SIGNAL VALI DATION LOGIC WITH ARBIJRATQR-FWP RECIRCULATION FLOW A ~= Thi dc>c:unw,**-~--<r<tt' ...i:i,.,.,-..1>Peo>,.....y1nron,.....,..,__ 1 9u~=~1r~~P~';"~:!'t~~-!~~~b tt.o~ " ' " " - ~ 1
- ~~~~~"~::::;:~~-~,m:.1~arn,..
Sketch Number WNA-0S-01224-DAP-SK OAP & OBP Feedwater Control System REVI SION 1 SHEET A
= '""'so~7;;:~~"..yu.c 1
Functional Dia~rams 13 of 14 8 7 6 5 4 3 (13 APR 2020)
McGuire Nuclear Station 8 7 6 5 4 3 2 Westinghous* Proprif!tary Clau 2 VALIDATED SUCTlON FlOW H H A NOT ES: 141-t LOGIC SHOW4 IS FOR 1 LOOP ONL V. THE LOGIC FOR THE OTHER LOOP'S IS ID ENTICAL. G G J ~------,,,J . 00
~ 1'(14.1 1'(1-f.2 14-3 14.4
[ E E D
,1- ----- D C C UFSAR Figure 7-35 (Page 18 of 18)
RECIRC VALVE RECIR C VALVE B DEMANO CONTROL B fWP RECIRCULATION VALVE CONTROL l t~();:.C.rn!r l l!IIM~rltr~.roititnA':cre111"iW'l'~~ed Sketch Number REVISION A 1'"11',i:r>g!J:a.,;;i 1:1~:C(tl>r,:ry LI.CllflO'ITl'-tll~!f,ar:m_,:1 w.pui..~ u,,ra,,,ma,;.:11.:1~.:..n irs-am¥ra.-i;::t:11:. .1*dywag11,Gl- WNA-DS-01224-DA P-SK o IA ll!l!llt>,:00'-11reol.,1ll*nao:0*1i,n;e,.*111,,l!<"*~n:l *,:11 t-il'7':!1dlh*
~,i:,aTlen!l:r.dcntt Oll"lel~IIW<i':db'f'UII OAP & DBP Feedwaler C0r1tr ol System SHEET Q:ll9~n;,,~--.v~ar~O;~"fU.C
~lllhj'l!~loo<i,o(V*.1 Functiona l Diagrams 14 ol 14 7 2 (13 APR 2020) 8 6 5 4 3}}