ML20268B118

5 to Updated Final Safety Analysis Report, Chapter 7, Drawing 495890

ML20268B118
Person / Time
Site:	Diablo Canyon
Issue date:	06/30/2020
From:	Pacific Gas & Electric Co
To:	Office of Nuclear Reactor Regulation
Shared Package
ML20268B299	List: DCL-20-075, 5 to Updated Final Safety Analysis Report, Chapter 7, Drawing 441313, Sheet 1, Rev. 37, Electrical Schematic Diagram Containment Fan Coolers ML20268A349 ML20268A350 ML20268A351 ML20268A352 ML20268A353 ML20268A354 ML20268A355 ML20268A360 ML20268A361 ML20268A362 ML20268A363 ML20268A364 ML20268A365 ML20268A366 ML20268A367 ML20268A369 ML20268A370 ML20268A372 ML20268A373 ML20268A374 ML20268A375 ML20268A376 ML20268A377 ML20268A378 ML20268A379 ML20268A380 ML20268A381 ML20268A382 ML20268A383 ML20268A384 ML20268A385 ML20268A386 ML20268A387 ML20268A388 ML20268A389 ML20268A390 ML20268A391 ML20268A392 ML20268A393 ML20268A394 ML20268A395 ML20268A396 ML20268A397 ML20268A398 ML20268A399 ML20268A400 ML20268A401 ML20268A402 ML20268A403 ... further results
References
DCL-20-075
Download: ML20268B118 (1)

Text

t- LU W At"(tj I I HA I t.

~

STEAM FLOW

- -~ ~ I 1,sS+I

~- - - - - - ----------7 E;:J-- ~~ciT?~~ ( ~65% PWR)

! SHEET t

I 8l DEMANDED TOTAL F L OW COEFFICENT f----r Cv o STE~~o~Low -@ -----------:--------~------------- *"'- -:i. scow rnsrnoccrn I

CONTROL VALVE SEQUENCING AND TRACKING LOGIC TO LOOP I i

I

-~ B -~-1 I '!T' Ke,*~ h I I

I I

(SHEET 20)

FEEDWATER -- Yaw --------------------r-----------------. --------. l  : _[f i FLOW Kpz 1 i AVERAGE LOOP

K p2 2 i  :

, J L----------------r -----------------~---- -- -E>- BYPASS VALVE

- - AUTO OPEN / CLOSE

< SHEET 20 I I

STEAM PRESSURE

< SHEET 18 )

FEEDWATER TEMPERATURE ----~****Q----------------,

1 ~\

LlJ 92tNs7~~~R 1

<NOTE 4 l  ! FEEDWATER

~

I I

1

~

1 -- 1 I I I I HEADER I  : ~------------7  : PRESSURE

< SHEET I 8 )--

+

Kp 2 :

I I

---~ ---------------------:

i FEEDPUMP

,:'.P SETPO I NT I

L__ I L_ FCN I 3 -------------------------,, i, K *_ _

e2 T1 2 I _. K02 S s s To2 + I J I I SHE ~T I

13 ) ~I

-i 6 f I +-*********-

I  : l

---

Q I

LEVEL CONTROL L ER L_ _____ -

L=_ ---r--1 l 6 __ r*-----4 1

HIGH POWER MODE A I NOTE 2) + -- :

1 TURBINE

~

INDIVIDUAL + I I '

II I l I ST STAGE ___ ..

I~ 1 L OOP P R ESSUR E I

I r.'\

'1J L--,

I II FEEDWATER FLOW DEMAND ,:'.PEL l ~ l

3) 1 l l  !  !

g

!( NOTE I WFWD

~

___________ .J (CONSTANT)  !

'y' 1

, - - - - - -SNLEV "t"i l ~ CNl6 1 ,..~

...-L -

~

~ '-:_-.-_:l- -K- .-_-_-

1~ -.- K

,-s~

e, T1I S T0 , S+I LEVELCONTROLLER

-~-

+ 1 HIGH / LOWPOWER

! I L..

I

_r=::i:::=l ~ ~ l L ______________ J LOOP NR SI G LEVEL ----~ ------------1 --*----.J I '-- -*

7.. ...J ,------""'

LOW POWER MODE

{ MODE SELECT I

I I

.l ~-. I l F~g0A~o~~~T~:~~T

~ r*----~ , j WFWDT r--- - ~,'..Q,l ___ FROM CONTROL VALVE SEQUENCING L_ ___~ 1 1

Loo~E~~L s 1_c_ ______________ _, __

1 1 ~-1?- --~ l ,

' AND TRACK I NG LOGIC

<SHEET 20)

I T,

7.J S+ I

+

!I I

g K LWR I

---

+----- -----------------------------------*

1 FEEDWATER F L OW DEMAND TRACKING SIGNAL L WR

<CONSTANT)

NO-LOAD L OOP WIDE RANGE LEVEL .....,1--- ADFCS SETPOINT MANUAL NOT ES:

< SHEET 20 )

I . ONE LOOP SHOWN, TYPICAL FOR AL L LOOPS.

2. HIGH POWER MODE INDICATION IS PROVIDED FOR EACH LOOP.

LOOP WR S / G LOW POWER MODE I NDICATION IS PROV I DED FOR EACH LOOP .

LEVE L BAD QUALIT Y 3. BOARD I NDICATION IS FROM A DFWCS OUTPUT . ALL OTHER RE CORDER VA LUES AND INDICATION ON THIS DRAWING ARE PROVIDED ON THE DFWCS HMI .

4. DOWN POWR TRANSIENT IS TRUE FOR LOSS OF CWP , LOSS OF FWP, OVER POWER / OVER TEMP DELTA T RU NBA CK, ST ATOR COOLING RUNBACK, OR STEAM PRESSURE INCREASING QUIC KLY I I.E. RAPID LOAD DECREASE) .

RESETS FOLLOW! NG A TI ME DELA Y AF TER STEAM PRESSURE RATE OF CHANGE HAS DE CREASED BELOW THE THRESHOLD VALUE.

5. REFER TO THE DFWCS FUNCTIONAL REQUIREMENT DOCUMENT DRAW I NG 663 195-27 FOR LOGIC DESCR I PTION.

6. SHEET NUMBERS REFER TO THE REFERENCE NUMBERS BELOW.

7. RESET SIGNAL SAME AS DESCRIBED IN NOTE 4.

RE FER ENCES INOTE 6 1

-WE- -DWG- PG&E DWG I. FUNCTIONAL LOGIC DIA GRAM INDE X AND SYMBOLS 5653074 - I _ --- 49587 1

2. FUNCTIONAL LOGIC DI AGRAM REACTOR TR IP SIGNALS *---------------------------------------------------------- 565307 4 -2 __________ 4958 72 B 3. FUNCTIONAL LOGIC DIAGRAM NUCLEAR INSTR AND MANUAL TRIP SIGNALS _ ____ ___ 5653074 - 3 _ _____ __ 495873

4. FUNCTIONAL LOGIC DI AGRAM NUCLEAR INSTR PERM I SSI VES AND BLOC KS --------------------------------- 5653074 - 4 __________ 4958 7 4

5. FUNCTIONAL LOGIC DIAGRAM PRIMAR Y COOLAN T SYSTEM TR I P SIGNALS ---------------*---- _____ 5653074-5 _______ 495875

6. FUNCTIONAL LOGIC DI AGRAM PRESSURIZER TRIP SI GNA LS ---------------------------------------------------- 565307 4 -6 __________ 4958 76 0 m

7. FUNCTIONAL LOGIC OI AGRAM STEAM GENERA TOR TR I P SIGNALS --------------------------------------------- 565307 4 - 7_ _________ 4958 77 00

8. FUNCTIONAL LOGIC DIAGRAM SAFEGUARDS ACTUATION SIGNALS ----------*******--* ......... 5653074-8 .......... 495878 "':;'

9. FUNCTIONAL LOGIC DI AGRAM ROD CONTROLS AND ROD BLOCKS ***********************************-*********** 5653D7 4- 9 .......... 4958 79

~ .

CUlll~E I 0.

II.

FUNCTIONAL LOGIC OI AGRAM STEAM DUMP CONTROL ............................................................ 5653074 - IO ......... 495880 FUNCTIONAL LOGIC DIAGRAM PRESSURIZER PRESSURE AND LEVEL CONTROL *****--* -*- 5653074-11 . . 495881 OLOt

12. FUNCTIONAL LOGIC DI AGRAM PRESSURIZER HEATER CONTROL *...***..***.**.*******.*.*******..*..**.***.** 5653D7 4 - I 2 ********. 495882 I 3. FUNCTIONAL LOGIC DIAGRAM FEEDWATER CONTROL AND ISOLATION __ 5653D74 - l3 __ ___ ___ 495883

14. FUNCTIONAL LOGIC DIAGRAM FEEDWATER CONTROL AND ISOLATION ........................................ 5653D74-I4 ********. 495884 15 . FUNCTIONAL LOGIC DI AGRAM AUX I LI ARY FEEDWA TER PUMPS STARTUP ----*-------------------**----------- 5653074 -15 ________ 495885

16. FUNCTIONAL LOGIC DI AGRAM TURB !NE TRIPS, RUNBACKS & SIGNALS . ..................................... 5653074 - 16 *****.** 495886 I 7. FUNCTIONAL LOGIC DI AGRAM AMSAC SIGNALS ................................................. ...... ........... ... 565307 4 - I 7 ......... 49588 7 I 8. FUNC TIONAL LOGIC DIAGRAM SEISMI C TRIP _ _______ 8759077 __ . ________ 495888

19. FUNCTIONAL LOGIC DIAGRAM DIGITAL FW CONT SYS INPUT SI GNAL VALIDATION ..................... 5653074

• 18 ........ 495889

20. FUNCTIONAL LOGIC DIAGRAM DIGITA L FW CONT SYS FW FLOW CONTROLLER & Cv DEMAND _ ....... 5653074*19 ..... 495890

21. FUNCTIONAL LOGIC DIAGRAM DIGITAL FW CONT SYS CONT VCV SEO & TRAC KING LOGIC ............ 5653074 - 20 ......... 49589I

22. FUNCTIONAL LOGIC DIAGRAM DIGITAL FW CONT SYS SIGNAL SELECTOR LOGIC ......................... 5653074-21 ......... 495892

23. DRAWING INDEX SOLID STATE PROTECTION SYS INTERCONNECTION & SCHEM. DIAGRAM *** ********** I08D442 - I ......... 458862 ro 0

0 N A 9

V 0

,