ML20196F772

Rev 3 to EOP-12, Station Blackout

ML20196F772
Person / Time
Site:	Crystal River
Issue date:	11/23/1998
From:	Wilson I FLORIDA POWER CORP.
To:
Shared Package
ML20196F742	List: ML20196F740 ML20196F746 ML20196F754 ML20196F772
References
EOP-12, NUDOCS 9812070121
Download: ML20196F772 (43)

Text

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SB0 REV 03 E0P-12 J

STATION BLACK 0UT i

1.0 ENTRY CONDITIONS j l'

IE in one of the following modes:

e Mode 3 e Mode 4 l

AND neither ES 4160V bus is energized, )

THEN use this procedure.

2.0 IMMEDIATE ACTIONS NOTE There are no immediate actions for this procedure.

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A- A Approved by MNP0 -

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ISIGNATURE ON FILE)

%.J E0P-12 PAGE 1 of 43 SB0 9812070121 981123 fE PDR ADOCK 05000302 N F PDR 12 ,

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, 3.0 FOLLOW UP ACTIONS ACTIONS DETAILS

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STATUS

• Both ES 4160V Buses are de energized.

• Rx and turbine are tripped.

NOTE Taking actions other than those specifically directed by this arocedure i could affect SB0 coping abilities. Actions that could cause t1is l include:

• Opening PORV or HPVs when not directed by this procedure e Performance of other procedures i

I 3.1 Minimize RCS losses.

• Close MUV-49 i

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• Close MUV-253

• Select PORV to "CLOSE" e Notify Chemistry to ensure primary system sampling is stopped.

I 3.2 Ensure EFP-2 starts and EFW is controlled.

[ Rule 3. EFW Control]

JE EFP-2 fails to start.

THEN PERFORM E0P-14 Enclosure 10. Alternate OTSG Feedwater Supply.

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EDP-12 gg,gg PAGE 4 of 43 S80

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, 3.0 FOLLOW-UP ACTIONS (CONT'D)

ACTIONS DETAILS 3.3 Align backup air supply to e Notify SPD to open IAV-676 "ADV ADVs. Backup Air Supply Iso" (119 ft TB behind FWHE-3B).

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3.4 Actur.te MSLI on'both 1 Depress " MAIN STM ISOLATION" OTSGs. push buttons on EFIC channels A and B for both OTSGs.

2 Ensure all MSIVs are c'ased (status lights on "PSA" panel):

MSV-411 MSV-412 MSV-413 MSV-414 0

3.5 Verify 0TSG PRESS is stable.

1E OTSG PRESS is NOT e E EFW is feeding OTSGs.

stable. THEN control EFW.

]lLEN stabilize OTSG PRESS to prevent RCS cooldown. [ Rule 3. EFW Control]

e IE AFW is feeding OTSGs.

THEN control AFW.

See Table 1 l

-3.6 Verify Rx is shutdown e IR flux using edgewise meters.

• SR flux l

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3,0 FOLLOW UP ACTIONS (CONT *D) l/~^' ACTIONS DETAILS

L,)3 i 3.7 __ Stop DC motors.

• Select MUP backup lube oil pumps to i " PULL TO LOCK"

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1 MUP-3A i

MUP-3B l MVP-3C i

e Select MUP backup gear oil pumps to "STOP" MUP-5A MUP-5B i

MUP-5C l

• Select RCP DC lift oil pumps to

" PULL TO LOCK"-

RCP-3A ,

,._. )

'( ) RCP-3C RCP-3B RCP-3D N.-)

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3 3.0 FOLLOW-UP ACTIONS (CONT *D) 1

(T ACTIONS DETAILS LJ 3.8 Notify personnel of plant

• STA conditions (Radio channel 11 is vital bus powered e Plant Operators and must be used for communications).

• SSOD (evaluate plant conditions for potential entry into Emergency Plan')

3.9 Provide cooling to EFIC 1 Notify PPO to obtain keys 9 and .

cabinet components. 11 from Control Room.

2 Notify PPO to open all EFIC actuation cabinets:

Channel A Channel B Channel C 7 s,

( ,) Channel D 3 Notify PPO to open EFIC Aux cabinets in the following rooms:

___. A EFIC room B EFIC room O

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, 3.0 FOLLOW UP ACTIONS (CONT'D)

ACTIONS DETAILS 3.10 Provide cooling to Control e Obtain key 48 Room components, e Open all doors on the following:

Annunciator cabinets ICS cabinets NNI cabinets e Open the following Control Room doors:

C-501 (both doors from Control Room to hallway)

C-506 (clerks office)

C-507 (to break room door open or removed)

C-510 (NSM office)

C-502 (both doors to elevator)

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De energizing VBIT-1E will cause a loss of plant computer and SPDS.

- 3.11 Notify PP0 to de-energize 1 Open inverter "AC INPUT" Bkr.

VBIT-1E (108 ft CC on front of VBIT-1E). 2 Open inverter "AC OUTPUT" Bkr.

3 0)en inverter " BATTERY INPUT" Bcr.

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, 3.0 F0LLOW UP ACTIONS (CONT *D)

('~~' s ACTIONS DETAILS Q,)

3.12 Ensure attempts to restore

• CONCURRENTLY PERFORM AP-770.

AC power source to ES Emergency Diesel Generator 4160V buses are in Actuation, beginning with Step 3.1 pr ogress.

3.13 Notify PPO or SP0 to monitor running feedwater source and report abnormal operation to Control Room.

NOTE Indications of Nat Cire flow may be delayed due to loop transport times. Heat removal is determined by Nat Circ indications and trends on Tincere.

(-

('_) 3.14 Monitor for indications of e Indications of Nat Circ:

Nat Circ.

Ti.ot tracking Tincore Tcoid tracking OTSG Tsat AT (Thet - Icold) stable or lowering l

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!., 3.0 FOLLOW UP ACTIONS (CONT'D)

ACTIONS DETAILS

! 3.15 Ensure containment e E DHV-41 was open prior to L 1 integrity. station blackout.

THEN notify PPO to ensure DHV-41 "DH Dropline Iso" is closed using local handwheel (95 ft AB Triangle Room).

e E DHV-42 was open prior to station blackout.

THEN notify PPO to ensure DHV-42 "RB Sump to DHP-1A Suction Iso" is closed using local handwheel (75'ft AB A DH Room).

e E DHV-43 was open prior to I station blackout.

THEN notify PPO to ensure DHV-43 "RB Sump to DHP-1B Suction Iso" is closed using local handwheel (75 ft AB B DH Room).

e E ITS 3.6.3 was entered prior l- to station blackout- .

THEN ensure penetration is isolated.

3.16- Vent and purge main

• Notify SPD to CONCURRENTLY PERFORM generator. E0P-14. Enclosure 14. Station l

Blackout Main Generator Purging.

3.17 E at any time, power loss e Place MFWP emergency oil pump in 1 is sustained for > 30 min. " PULL TO LOCK":

THEN stop MFWP oil pumps.

FWP-SA FWP-5B i

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Applicable carry-over steps: ,l 3.17 JE power loss is sustained for > 30 min. THEN stop MFWP oil pumps.

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, 3.0 FOLLOW-UP ACTIONS (CONT *D)

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v ACTIONS DETAILS 3.18 E at any time, adequate 1 Ensure OTSGs are trending toward SCM is lost. "ISCM" setpoint.

THEN establish RCS cooldown at maximum rate [ Rule 3. EFW Control]

possible.

2 E EFW is feeding OTSGs.

See Table 2 THEN manually feed at maximum rate.

3 E AFW is feeding OTSGs.

THEN feed at maximum rate.

See Table 1 4 Reduce OTSG PRESS as low as possible using ADVs.

3.19 E at any time, adequate o Cycle PORV to obtain 50*F (40 to SCM is lost. 60*F) primary to secondary

,e AND RCS PRESS rises to delta TEMP while maintaining RCS (3'j > 2400 psig. PRESS 2 1000 psig.

THEN reduce RCS PRESS based on OTSG PRESS. See Figure 3 See Table 2

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Applicable carry-over steps: ,.

3.17 E power loss is sustained for > 30 min. THEN stop MFWP oil pumps.

3.18 E adequate SCM is lost. THEN establish RCS cooldown.

O 3.19 IE adequate SCM is lost. AND RCS PRESS rises to > 2400 psig.

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3.0 FOLLOW UP ACTIONS (CONT'D) i

'l ACTIONS DETAILS

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3.20 E EFP-2 is running. 4 THEN CONCURRENTLY PERFORM E0P-14. Enclosure 7. EFP-2 Management.

l 3.21 E at any time. SPD e Place TBP-3 in " PULL TO LOCK" reports main generator purge is complete.  ;

THEN stop TBP-3 i

I 3.22 E at any time. Tincore o Determine average of 5 highest ,

indicates > 20*F Tincare l superheat.  !

THEN determine ICC Region e E Tincore enters the Severe based on Tincore and RCS Accident Region.

PRESS. THEN notift TSC and EXIT this C; procedur-

'x_) See Figure 4 1

1 3.23 WHEN any ES 4160V bus is energized, j THEN continue in this l procedure. i 1

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Applicable carry-over steps: ,

3.17 IE power loss is sustained for > 30 min THEN stop MFWP oil pumps.

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3.0 FOLLOW-UP ACTIONS (CONT *D)  !

(T ACTIONS DETAILS

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STATUS At least 1 ES 4160V Bus is energized. I l

l 3.24 E the A ES 4160V bus is 1 Ensure Bkr 3221 is closed. <

energized. 1 THEN ensure A ES 480V bus 2 Ensure Bkr 3311 is closed.

is energized. ,

3.25 E the B ES 4160V bus is 1 Ensure Bkr 3220 is closed.

energized.

THEN ensure B ES 480V bus 2 Ensure Bkr 3310 is closed.

is energized.

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Applicable carry-over steps:

3.17 jf power loss is sustained for > 30 min. THEN stop MFWP oil pumps.

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, 3.0 FOLLOW UP ACTIONS (CONT *D)

(~N ACTIONS DETAILS

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3.26 Ensure all available ES e IF A ES 480V bus is energized.

MCCs are energized. THEN notify PPO to ensure the following Bkrs are closed (A ES 480V SWGR Room):

480V ES Bus 3A-1D " Breaker 3361 Feed to ES MCC 3AB" 480V ES Bus 3A-2B " Breaker 3351 Feed to ES MCC.3A2" 480V ES Bus 3A-2C " Breaker 3331 Feed to ES MCC 3A3" 480V ES Bus 3A-30 " Breaker 3341 Feed to ES MCC 3Al"

• IE B ES 480V bus is energized.

THEN notify PPO to ensure the following Bkrs are closed (B ES 480V SWGR Room):

z-~ 480V ES Bus 3B-1D " Breaker

( ,s ) 3360 Feed to ES MCC 3AB" 480V ES Bus 3B-2B " Breaker 3340 Feed to ES MCC 3B1" 480V ES Bus 3B-2C " Breaker 3330 Feed to ES MCC 3B3" 480V ES Bus 3B-3D " Breaker 3350 Feed to ES MCC 3B2"

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Applicable carry-over steps: i 3.17 Jf power loss is sustained for > 30 min. THEN stop MFWP oil pumps.

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i l, 3.0 ' FOLLOW UP ACTIONS (CONT *D) l ACTIONS DETAILS.

i 3.27 Ensure-ES HCC 3AB is l selected to an energized j t

480V. bus.

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.j 3.28 Ensure lube oil is 1 Main lube oil pumps selected to  ;

properly aligned for MUPs normal after start: -

i with power available. i MUP-~2A l i

MVP-2B l

MUP-2C ,

2 Backup lube oil pumps selected to  :

normal after stop: j MUP-3A l 1

MUP-3B MUP-3C l

i 3 Main and backu) gear oil pumps l selected to "AJT0"-  !

Main Backup l ,

MUP-4A MUP-5A MUP-'4B MUP-5B MUP-4C MUP-5C 3.29- JE adequate SCM exists.

! THEN GO TO Step 3.33 in this procedure.

See Table 2

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Applicable carry-over steps:

• 3.17 IE power loss'is sustained for > 30 min, THEN stop MFWP oil pumps.

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3.0 FOLLOW UP ACTIONS (CONT'D)

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, ACTIONS DETAILS l STATUS e Adequate SCM does not exist.

l e At least 1 ES 4160V bus is energized.

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3.30- Make pre)arations for: 1 Close MUV-27 l .establisling full HPI. )

l 2 Close MUV-18 J

3 Ensure BWST to MUP valves are open to available MUPs:

MUV-73 MUV-58 l 4 Ensure MUP recirc to MUT valves are )

l open:

MUV-53 .

I MUV-257 i

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! 3.31 Depress "HPI MAN ACT" push buttons on Train A and B.

l 3.32 GO TO E0P-03. Inadequate Subcooling Margin, beginning with Step 3.1 l

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Applicable carry-over steps: ,

3.17 JF power loss is sustairted for > 30 min. THEN stop MFWP oil pumps.

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i 3.0 FOLLOW-UP ACTIONS (CONT *D)

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1( 'N, ACTIONS DETAILS U

STATUS e Adequate SCM exists.

• At least 1 ES 4160V bus is energized.

3.33 Ensure CB0 remains

• IE power is available.

isolated. THEk close all CB0 valves:

i MUV-258 MUV-259  !

MUV-260 j l

MUV-261 j 1

• Ensure MUV-253 is closed.

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3.34 WHEN CC ventilation. 1 Close inverter " BATTERY INPUT"  !

AND a CC chiller have been Bkr. I restored. l THEN notify PPO to 2 Close inverter "AC OUTPUT" Bkr. l energize VBIT-1E (108 ft  !

CC on front of VBIT-1E). 3 Close inverter "AC INPUT" Bkr. l l

4 Verify normal inverter AC output I voltage of 116 to 120V. 1 l

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Applicable carry-over steps: -

3.17 LF power loss is sustained for > 30 min. THEN stop MFWP oil pumps.

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3.0 FOLLOW UP ACTIONS (CONT'D)

-ACTIONS DETAILS 3.35 ' Restore EFIC cabinets to 1 Notify PPO to obtain keys 9 and normal. 11 from Control Room.

2 Notify PPO to close all EFIC actuation cabinets:

Channel A Channel B Channel C Channel 0 3 Notify PPO to close and lock EFIC Aux cabinets in the following rooms:

A EFIC room B EFIC room O 3.36 Restore Control Room o Close all doors on the following:

components to normal.

l Annunciator cabinets I ICS cabinets NNI cabinets l-

• Close the following Control Room doors:

C-501 (from Control Room to hallway)

C-502 (to elevator)

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Applicable carry-over steps: ,

3.17 Jf power loss is sustained for > 30 min. THEN stop MFWP oil pumps.

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l 3.0 FOLLOW UP ACTIONS (CONT *D) l

') ACTIONS DETAll.S

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3.37 GO TO E0P-2. Vital System i Status Verification. 1 beginning with Step 3.1  !

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, 4.0 FIGURE 1 RCS PRESS AND TEMP (WIDE RANGEl l j Unacceptable ;i j;1  ;;  ; j i; i , <

j i Region I! II il;!  ! ) il l r ;

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2500 i

If;li 'I  ! '

Ifllll! !llll '!lf!I  ;

p -

,4 r!l!!I.'! !I ii +

i I i !. ,' ,,!i'  !;;lli i I! ll  ! '

Ii .-.f ,f I.  !

l!1 i! i i ,

_ 2100 NDT LIMIT Bew and to the Rght j lj l! ,

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! 11 l l

llllI

• l  !  ! l l sfo 1900 l ll .

liiiliNil,1ll / l!t lli l i l/ ! !!: l

i ll UI  ! l1 i!!!!ll !!!!!!'!!! V!

s K 1700

! Illli !Il ll11!ll l llIll 'lllli/i!

cm I l s i i l E l l l ll l,l l l

! o 1500 i

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'd i l l 0-llli ll7 Ii i '

I' l l ll E l!I l t i I I Adequets SCM 3 1@ ._

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1100  ;

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Saturation i i  ; 2* Curve if l  !

fi ' lI ' I 900 .

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lIII' RCP NPSH

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'I Il me ana to ths tart I l

250 300 350 400 450 500 550 600 650 RCS TEMP (*F) See N0te 1 i

Note 1: Use Tc for NDT limit when no Tc anomaly exists. Use Tincore for all n other RCS TEMP.

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4.0 FIGURE 2 RCS PRESS AND TEMP (LOW RANGE)

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ll l I l! l l l 1400 *F ,

10M r

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800 . r l l l r

k Severe Accident Region Tci.o , s oo e l j; l/ -T I I I r

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y- l l l l

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I 200 300 400 500 600 700 800 900 1000 1100 1200 1300 Tincore (*F)

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. . . . . _ , . _ . _ . . _. -.,.m . .

One OTSG Two OTSGs 1

Inadequate SCM > 450 to < 600 gpm > 250 to

, Os < 300 gpm/0TSG i Table 1: l AFW flow limits Adequate SCM < 300 gpm < 300 gpm/0TSG s 128 in l

Adequate SCM < 600 gpm < 300 gpm/0TSG l

> 12h in i l

I Note:'See Figures 1 and 2 when  !

Tsat margin monitors and SPOS are  !

unavailable.

I i RCS SCM  !

[*q',2

$I SCM

> 1500 psig a 30*F s 1500 to > 350 psig a 50 F  :

s 350 psig SPOS 5 160*F N/A

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