ML20196F724
| ML20196F724 | |
| Person / Time | |
|---|---|
| Site: | Crystal River  |
| Issue date: | 11/23/1998 |
| From: | Wilson I FLORIDA POWER CORP. |
| To: | |
| Shared Package | |
| ML20196F697 | List: |
| References | |
| AP-510, NUDOCS 9812070114 | |
| Download: ML20196F724 (19) | |
Text
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RPR REV 02 (MC)
AP-510 Ur~
RAPID POWER REDUCTION 1.0 ENTRY CONDITIONS lE conditions exist which require a rapid power reduction.
THEN use this procedure.
2.0 IMMEDIATE ACTIONS Note There are no imediate actions for this procedure.
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Approved by HNP b.
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(SIGNATURE'ON FILE)
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AP-510 PAGE 1 of 19 RPR
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3.0 FOLLOW-UP ACTIONS ACTIONS DETAILS I
3.1 Notify personnel of plant e
STA conditions.
e Plant operators e
NSM l
e Dispatcher
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- 3. 2.
Adjust ICS " LOAD RATE" to desired setpoint.
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3.3 Adjust " UNIT LOAD MASTER" i
demand to "10" 3.4
' Maintain Imbalance within e Adjust APSRs to maintain limits.
limits.
i See OP-103D, Withdrawal Limit Curves.
t i
3.5 Maintain MUT level e Cycle appropriate BWST to MVP valve 2 55 in.
to raise MUT level:
MUV-73 MUV-58 j
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i 3.6 Notify Chemistry of 2 15%
t Rx power change in any
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1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> time period.
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AP-510 REV 02 (MC)
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3.0 FOLLOW UP ACTIONS (CONT'D)
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ACTIONS DETAILS
\\v 3.7 E at any time, a rapid OP-204. Power Operations.
power reduction is Section 4.2 NOT required.
THEN stop power reduction OP-208. Plant Shutdown, and GO T0 the applicable Section 4.1 OP.
OP-203. Plant Startup.
Section 4.1 3.8 WHEN Rx power is < 80%.
- Notify SPO to ensure ASV-27 "MS to THEN ensure MS is AS Control" (119 ft TB by AS Hdr) is supplying AS.
supplying Aux Steam header.
3.9 E at any time. FWV-28 is 1
Notify PP0 to obtain keys 11, 74
- opened, and 75 from Control Room.
,o isolation is properly 2 Notify PPO to select EFIC MFW t
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aligned.
isolation pump trip key switches to
BOTH" :
"EFIC CHANNEL A MAIN FW ISOLATION MAIN FW PUMP TRIP" (CRD Room. AUX RELAY CAB. RR3A)
"EFIC CHANNEL B MAIN FW ISOLATION MAIN FW PUMP TRIP" (B EFIC Room. AUX RELAY CAB RR5B1) 3.10 _ _ Maintain DFT level between 10 and 13 ft.
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Applicable Carry-over steps:
3.7 E rapid power reduction is NOT required. THEN stop power.
3.9 E FWV-28 is opened. THEN ensure EFIC MFW isolation..
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AP-510 REV 02 (MC)
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3.0 F0ll0W-UP ACTIONS (CONT'D)
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ACTIONS DETAILS
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3.11 E at any time. ICS transfers to tracking mode.
THEN reset " UNIT LOAD MASTER" demand to "10" to resume power decrease.
3.12 E at any time. MBVs
- Select MBVs to " MAN" and "CLOSE" close.
THEN ensure MBVs remain FWV-30 closed.
FWV-29 3.13 Verify Aux Transformer is not supplying any bus.
,^3 L ")
E Aux Transformer is supplying any busses.
THEN PERFORM Enclosure 1.
Shutdown Electrical Lineup.
3.14 WHEN both OTSGs are on low 1
Select Rx Diamond to " MANUAL" level limits.
THEN align ICS for 2
Select " REACTOR DEMAND'" to shutdown conditions.
" HAND" 3
Select "SG/RX DEMAND" to " HAND" and lower demand to "0" 4 Select both FW Loop Demands to
" HAND" and lower demand to "0" "STM GEN A FW DEMAND" "STM GEN B FW DEMAND"
,e m AP-510 REV 02 (MC)
PAGE 7 of 19 RPR
1 Applicable Carry-over steps:
3.7 E rapid power reduction is !iO.I requireci. THEN stop power.
O 3.9 E FWV-28 is opened. THEN ensure EFIC MFW isolation.
3.11 E ICS transfers to tracking mode. THEN reset " UNIT LOAD MASTER" l
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3.0 FOLLOW-UP ACTIONS (CONT'D)
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ACTIONS DETAILS 1/
3.15 Maintain PZR level.
See OP-103A. Startup Curves. Curve 5 3.16 Begin RCS cooldown.
CONCURRENTLY PERFORM E0P-14. 5. E0P Temperature Log (RCS TEMP).
Begin sequential control rod e
group insertion.
Maintain RCS cooldown rate s 50*F/8 hr.
3.17 Notify SP0 to CONCURRENTLY n
PERFORM E0P-14. Enclosure
()
- 1. SP0 Post Trip Actions.
3.18 WHEN Rx Power is < 12%.
1 Establish manual turbine THEN trip Main Turbine.
control.
2 Establish 50 MWe turbine load (45 to 55).
3 Ensure TBVs are controlling MS Hdr PRESS.
4 Depress Main Turbine trip push button.
5 Verify TVs and GVs are closed.
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PAGE 9 of 19 RPR
Applicable Carry-over steps:
3.7 E rapid power reduction is NOT required. THEN stop power.
3.9 E FWV-28 is opened. THEN ensure EFIC MFW isolation.
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f 3.0 FOLLOW-UP ACTIONS (CONT'D) k ACTIONS DETAILS l
3.19 Ensure Main Generator output Bkrs are open.
Bkr 1661 Bkr 1662 i
i I
IE any output Bkr fails to 1 Select affected output Bkr to open.
" BACKUP"-
THEN attempt to o)en output Bkr using 3ackup "BKR 1661 TRIP COIL SELECT 0P, trip coils.
SWITCH"
.l "BKR 1662 TRIP COIL SELECTOR i
SWITCH" 2 Open,affected output Bkrs:
Bkr 1661 i
Bkr 1662 l
3 IE output Bkrs are NOT open.
l O.
THEN notify Dispatcher to j
separate CR-3 from grid.
l P
I 3.20 _ IE CR-3 is separated from e
Open field Bkr.
the grid, j
THEN shutdown Main Select voltage regulator to i
Generator.
"0FF".
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Applicable Carry-over steps:
3.7 E rapid power reduction is NOT required. THEN stop power.
3.9 E FWV-28 is opened. THEN ensure EFIC MFW isolation..
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AP-510 REV 02 (MC)
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3.0 FOLLOW-UP ACTIONS (CONT *D)
ACTIONS DETAILS 3.21 Ensure Main Turbine oil pumps are running.
TBP-8 TBP-2 3.22 Ensure all Main Turbine drain valves are open.
TDV-2 TDV-6 TDV-1 TDV-5 TDV-3 TDV-7 TDV-4 TDV-9 TDV-10 TDV-8 3.23 J.E this procedure was entered from E0P-6. Steam Generator Tube Rupture.
THEN EXIT this procedure.
O mbV02(MC)
PAGE 13 of 19 RPR AP-510 l
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Applicable Carry-over steps:
3.7 E rapid power reduction is NOT required. THEN stop power..
3.9 E FWV-28 is opened. THEN ensure EFIC MFW isolation.
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AP-510 REV 02 (MC)
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j c3.0 FOLLOW-UP ACTIONS (CONT'D) i f
ACTIONS ~
DETAILS 3.24 Align CD System for low 1
Select both CDP-1A~and CDP-1B j
flow operation.
controllers to " HAND" and reduce
' demand to "0".
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-2 Ensure only 1 CDP is running.
3 Close CD Htr outlet' valves:
CDV-44 CDV-43 l
-4 Maintain CD system PRESS between
-l 90 and 150 psig, j
5 Throttle CDV-242 to maintain DFT level between 8 and 11 ft; i
i RQte j
The following step will add a 125 psig bias to the TBVs.
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3.25 WHEN Rx power lowers to l
5%.
THEN trip Rx and GO TO l
E0P-2 Vital System Status l
Verification beginning with step 2,l' t
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4 5.0 ENCLOSURE 1 SHUTDOWN ELECTRICAL LINEUP-l A
ACTIONS DETAILS
- U l.1' E Bkr 3101 is closed.
1 Select " AUTO TRANSFER 3103" to THEN transfer the A 6900V
" MAN".
bus to START UP transformer.
2 Close Bkr 3103 3
Open Bkr 3101 j
l 1.2 E Bkr 3201 is closed.
1 Select " AUTO TRANSFER 3203" to THEN transfer the A unit
" MAN".
'4160V bus to START UP transformer.
2 Close Bkr 3203 l
3 Open Bkr 3201 i
b
. 1.3
- E Bkr 3207 is closed, 1
Select " SYNC 3211" to "0N" AND the OFFSITE transformer is the desired 2
Close Bkr 3211
]
g source.
t THEN transfer the A ES 3
Open Bkr 3207 i
4160V to Bus to the 0FFSITE transformer.
4 Select " SYNC 3211" to "0FF" 1.4 E Bkr 3207 is closed.,
1 Select " SYNC 3205" to "0N".
AND the BEST is the desired source, 2
Close Bkr 3205 THEN transfer the A ES 4160V Bus to the BEST.
3 Open Bkr 3207 4
Select " SYNC 3205" to "0FF" t
5 t
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5.0 ENCLOSURE 1 SHUTDOWN ELECTRICAL LINEUP (CONT'D)
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ACTIONS DETAILS V
1.5 E Bkr 3102 is closed.
1 Select " AUTO TRANSFER 3104" to i
THEN transfer the B 6900V
- MAN".
bus to START UP
' transformer.
2 Close Bkr 3104 i
3 Open Bkr 3102 l
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- 1.6 E Bkr 3202 is closed.
1 Select " AUTO TRANSFER 3204" to THEN transfer the B unit
" MAN" 1
4160V bus to the START UP transformer.
2 Close Bkr 3204 3
Open Bkr 3202 i
i t
i 1.7 E Bkr 3208 is closed.
1 Select " SYNC 3206" to "0N" i
AND the BEST is the-s desired source.
2 Close Bkr 3206 IHEN transfer the B ES 4160V Bus to the_BEST.
3 Open Bkr 3208 1.8 E Bkr 3208 is closed.
1 Select " SYNC 3212" to "0N".
AND the OFFSITE-transformer is the desired 2
Close Bkr 3212
- source, j
THEN transfer the B ES 3
Open Bkr 3208 i
4160V to Bus to the f
0FFSITE transformer.
4 Select " SYNC 3212" to "0FF" i
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