ML21130A285
| ML21130A285 | |
| Person / Time | |
|---|---|
| Site: | Cooper  |
| Issue date: | 04/21/2021 |
| From: | Nebraska Public Power District (NPPD) |
| To: | Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML21130A114 | List:
|
| References | |
| NLS2021013 | |
| Download: ML21130A285 (1) | |
Text
1 2 3 4 5 6 8 9 10 11 12 AUTOMATIC TRAVERSE HIGH SPEED LOW SPEED I I
~
DETECTOR DETECTOR MANUAL TRAVERSE DETECTOR IN CHAMBER SHIELD IN CHAMBER SHIELD IN CHAMBER SHIELD CHOOSE MACHINE GUIDE lUBE SELECTOR SW IN SCAN PERMISSIVE W 1-----~-------~--------~
,I'
'Y' SELECT (XX) POS CR A LOCAL LOCAL LOCAL CR ~--
\:. H-y CR PERMISSIVE IF COMPUTER HAS NOT ABORTED SCAN SWITCH IN "SCAN" POSmON A
A,B,C TI-IE TRAVERSE ORD MODE SW MODE SW MODE SW CR IN "AUTO" IN "AUTO" IN "AUTO" POSmON POSmON POSmON
/iERMISSIVE PROBE IS NOT IF \
CR CR CR IN INDEXER COMPUTER DET MOVING FORWARD REVERSE INmALIZES AND FROM CORE TOP
\ LIMIT LOCAL/ DETERMINES THAT TO CORE BOTTOM PILOT LIGHT ON
' w
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.-----IW
' ,I' SWITCH TI-IE TRAVERSE IS TIME DELAY IN CORE ,. VALVE
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' ,I' '
PERMISSIVE WHEN PERMISSIVE WHEN PERMISSIVE WHEN w
,I' PERMISSIBLE
' A CONTROL (BALL VALVE IS OPEN)
AUTO-SIGNAL AUTO-SIGNAL LOW SPEED SWITCH
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'MONITOR INDEXING MACHINE ,I' '
B
\.1 IB-y / PRESENT
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PRESENT
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IN ON POSmON HOMES IN Nil LOCKS ON SELECTED COMPIIIIR OPERATOR MACHINE 'Y' PERMISSIVE 5 SEC B
_J "READY FOR
- _J "READY FOR
- _J \11~:f/
POSmON DETECTOR SELECTS MACH "Y" OUTPUT MAY BE SELECTED AS AUTO AUTO AFTER DET MOVES our OF SHIELD
'-le=Y "READY FO:-Y' "IN CORE" WllH A PRESUMED FORWARD REVERSE LOCAL PERMISSIBLE INPUT TO RECORDER TRAVERSE" SIGNAL TRAVERSE" SIGNAL TRAVERSE" SIGNAL START PUSH MANUAL SWITCH MANUAL SWITCH TRAVERSE AS POS IND CR CR CR BUTTON HAS IN "FORWARD" IN "FORWARD" "READY FOR c TYPICAL INPUT TO COMPUTER BEEN DEPRESSED POSmON POSmON TRAVERSE" SIGNAL A.55 3, OF 4 RECYCLE~
~
A.554, A.555, READY A.556 w
' ,I' DETECTOR MOVES ,I' '
FORWARD AT LOW SPEED INDEXER HAS DETECTOR IN ISOLATION CONTAINMENT PERMISSIVE WHEN DETECTOR HOMED IN AND "TOP OF CORE" COMMAND ISOLATION NOT MAN. SWITCH IN MOVES our LOCKED ON "FORWARD" PERMISSIVE WHEN PERMISSIVE WHEN SELECTED GUIDE POSmON RECIEVED REQUIRED OF SHIELD SPEED SWITCH SPEED SWITCH PERMISSIVE AFTER POSmON C IN "OFF" POSmON IN "ON" POSmON TIME DELAY OF 5 SEC CR POS IND CR RMS CR POS SW LOCAL C
DETECTOR FROM PRIMARY PROCEEDS CONTAINMENT FORWARD AT ISOLATION SYS INDEXER INDEXER LOW SPEED (ZONE K-12, REF 3)
LIMIT SWITCH LIMIT SWITCH PERMISSIVE IF BALL VALVE IS DETECTOR LOW SPEED MODE SWITCH CLOSED (ABNORMAL) iN SHIELD" SELECTOR SW IN "MANUAL" PERMISSIVE WHEN DETECTOR MOVES IN "ON" POSITION POSmON CONTAINMENT NOT ISOLATED FORWARD AT HIGH SPEED DETECTOR STOPS POS SW LOCAL RMS CR RMS CR CR AFTER PROCEEDING DETECTOR IN DETECTOR IN FORWARD FOR 5 SEC "BOTTOM" OF "BOTTOM" OF (APPROX)
D CORE POSmON CORE POSmON D
DETECTOR PROCEEDS FORWARD AFTER PURGE SWITCH (/)
SHlmNG TO LOW SPEED en IN "ON" POSmON 0 I w DETECTOR IN DETECTOR IN DETECTOR IN L1516 L1517 L1518 L1519 0:::
<O
!;j:
"TOP OF CORE" POSmON "TOP OF CORE" POSmON "TOP OF CORE" POSmON INPUT FROM COMPUTER INPUT FROM COMPUTER INPUT FROM COMPUTER INPUT FROM COMPUTER <( i 0 MOC (REF A) MOC (REF A) MOC (REF A) MOC (REF A) 0 RMS CR PERMISSIVE WHE PERMISSIVE WH PERMISSIVE WH I- a...
DEIECTOR AT CORE DETECTOR AT CORE DETECTOR AT CORE 0
w "'?
(fl a...
<(
TOP (TIME DURATION TOP (TIME DURATION TOP (TIME DURATION 0
SEE NOTE 3) SEE NOTE 3) SEE NOTE 3) w 0 DETECTOR STOPS Y500-A.
Y504-B,
(/)
0:::
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0 E MAIN SW IN MAIN SW IN Y506-C, Y508-D A B C D w
0.... ::> t;:: 0.... E "REVERSE" "REVERSE" TIP PROBE AT ::::> a:: 0....
POSmON POSmON t- 0 TOP OF CORE C
DETECTOR AT TOP OF CORE (/)
,_ z w <O w LO m
DETECTOR REVERSES & (/) ,.,.,
I PROCEEDS our GUIDE lUBE GUIDE lUBE GUIDE lUBE GUIDE lUBE a,
(/) (/)
z
(.)
AT LOW SPEED 4 INPUTS PER MACHINE ADDRESS SELECTED ON MACHINE A ADDRESS SELECTED ON MACHINE 8 ADDRESS SELECTED ON MACHINE C ADDRESS SELECTED ON MACHINE D 0
- z
(.) z DETECTOR IN DETECTOR IN TIP GUIDE lUBE ADDRESS C, 0 "BOTTOM" OF "BOTTOM" OF ( /) (fl
~ 0z (/)
LOCAL LOCAL LOCAL LOCAL
~
CORE POSmON CORE POSmON et::
w y~
0::: LI.I Cl... vi 0:::
- z ~
F I F
(/)
DETECTOR PROCEEDS
- LSD: LEAST SIGNIFICANT DIGIT C C C C
- > 0:: z our AFTER SHlmNG MSD: MOST SIGNIFICANT DIGIT 2500 (LSD") 2504 2508 2512 0 C, 0
zsog LI.I TO HIGH SPEED 2501 2505 2513 et:: 0 INDEXER INDEXER 2502 2506 2510 2514 0::: C, LIMIT SWITCH LIMIT SWITCH 2503 (MSD ..) 2507 2511 2515 w ~
0.... C, LI.I L1500 L1501 L1502 L1503 V) 0:::
TIP SHEAR VALVE FIRED/TROUBLE INPUT FROM COMPUTER MOC (REF A)
INPUT FROM COMPUTER MOC (REF A)
INPUT FROM COMPUTER MOC (REF A)
INPUT FROM COMPUTER MOC (REF A) 0 c5 et::
LL I
DETECTOR PROCEEDS our AFTER SHlmNG c:i TO LOW SPEED CR ** z z 0
DETECTOR IN *oooo*
G RUNNING INFORMATION G ONLY ISOLATION COMMAND RECIEVED
- er :er
,I' FROM PRIMARY CONTAINMENT PERMISSIVE WI-IE PERMISSIVE WHE A CR ISOIATIOH SYS (ZONE K-7 REF 3 DETECTOR AT EVEN DETECTOR AT EVEN DETECTOR STOPS SHEET 1) NOTE 2 ,I' ' ,I' '
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' OR ODD COUNTER NUMBER OR ODD COUNTER NUMBER
- 1. SEE SHEET 1 REMN DEi TO SHEJJ 2. IN TI-IE EVENT TI-lAT POWER IS LOST TI-IE FOLLOWING MODE SWITCH FROM ANY POINT IN A~ BALL VALVE A~ BALL VALVE LOSS OF ACTIONS WILL BE INITIATED AFTER POWER IS RESTORED.
IN "MANUAL" TRAVERSE VIA HIGH OR ASSOCIATED OPEN ASSOCIATED CONTINUITY IN POSmON SPEED MAN MODE OR SHEAR VALVE SHEAR VALVE PRIMER MONITOR I.OW SPEED MAN MODE CLOSED OPEN A. IN AUTOMATIC MODE-DETECTOR RElURNS TO
- oooo* VIA AUTOMATIC MODE PATH DETECTOR I I
- 11. ""' c-r.n\
/ ' RECYCLE
/ 16 \ SAME POSmON OR LOCAL Y501-A MUST TI-lEN BE RElURNED TO CHAMBER SHIELD SELECT NEW MACH AND/OR Y505-B TO REPROGRAM DETECTOR.
NEW INDEXER POSmON Y507-C AT ZONE A-7 C Y509-D 8. IN MANUAL MODE-MUST RESTART VIA MANUAL MANUAL SW DETECTOR DETECTOR TIP PROBE SWITCH IN "REVERSE" AND RETURN TO CHAMBER our SHIELD TO REPROGRAM DETECTOR.
~
IN "DRIVE IN CHAMBER IN CHAMBER POSmON H POSmON B 1.A.7 SHIELD SHIELD DETECTOR our OF CHAMBER DETECTOR IN CHAMBER MONITOR FIRE SW IN "FIRE" INDICATION & COMPUTER INPUTS TO NEUTRON MONITORING SYS 3. TI-IE TIME DURATION OF TI-IE PERMISSIVE SHAU. BE SUCH H SHIELD SHIELD POSmON THAT IT IS COMPATIBLE WITH TI-IE ASSOCIATED COMPUTER.
LOCAL LOCAL DETECTOR PROCEEDS our AT LOW SPEED DETECTOR STOPS DETECTOR STOPS 7-106 LOCAL 7-106 LOCAL CR 452005333 CADD DRAWING w:I w:I 0:iI-----'
- THIS DRAWING GENERATED BY NPPD DETECTOR
-r~
IN CHAMBER SHIELD DO NOT REVISE MANUALLY LOCAL
--~---~---~....... l~~u~ ~~~----~
SIGNIFICANT NUMBER DRAWN DATE r~ED TRU 9/27/93 GENERAL DETECTOR ENERGIZE DE-ENERGIZE SHE"AR VAL~ SQUIB DETECTOR STOPS GROUP 2 3 4 5 6 IN CHAMBER SOLENOID OPEN SOLENOID CLOSE V~,HEAR SHEAR VALVE CHECKED DATE SHIELD BALL VALVE BALL VALVE VALVE MONITOR OPEN r--
COOPER NUCLEAR STATION ELECTRIC*
r-J 0 J
r-LOCAL APPROVED DATE TYP FOR EACH TIP CHANNEL 0 DETECTOR STOPS NEUTRON MONITORING SYSTEM SJT 11-16-93
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0 u
~ ~
PRIM CONT !SOL Ii:
FUNCTIONAL CONTROL DIAGRAM 730E805BA SH. 7 DETECTOR RECALL FILMED REVISION ci
- z BALL VALVE SHEAR VALVE N01 ~
1 2 3 4 5 6 8 9 10 11 12