ML20196F746
| ML20196F746 | |
| Person / Time | |
|---|---|
| Site: | Crystal River  |
| Issue date: | 11/23/1998 |
| From: | Wilson I FLORIDA POWER CORP. |
| To: | |
| Shared Package | |
| ML20196F742 | List: |
| References | |
| EOP-07, EOP-7, NUDOCS 9812070118 | |
| Download: ML20196F746 (51) | |
Text
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3 !
9 s, l t ICC REV 06 E0P-07 j l
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- INADEQUATE CORE COOLING l
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~1.0 ENTRY CONDITIONS i l
i' L Jf directed by other procedures. '
l THEN use this procedure.
2.0 IMMEDIATE ACTIONS i NQIE !
- There are no immediate actions for this procedure. 1 i
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- (SIGNA L E 0N FILE) ,
E0P-07 PAGE 1 of 51 ICC 9812070118 981123 P E PDR ADOCK 05000302 _
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O E0P-07 REV 06 PAGE 2 of 51 ICC
J' 3.0 FOLLOW-UP ACTIONS
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ACTIONS DETAILS l (G'4; i 3.1 Notify personnel of plant
- STA conditions.
- NSM (evaluate plant conditions for potential entry into Emergency Plan)
- TSC (if activated) i l
,s E0P-07 REV 06 PAGE 3 of 51 ICC l.
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,. 3,0 FOLLOW UP ACTIONS (CONT'D)
,- ~s ACTIONS DETAILS
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3.2 Ensure full HPl. e BWST to MUP valves open:
[ Rule 2. HPl Control] MUV-73
[ Rule 5. EDG Control] MUV-58 e ES selected MUPs and required cooling systems running:
MUP-1A MUP-1B MUP-1C e HPI valves open:
MUV-23 MUV-24 MUV-25 ys MUV-26 i \
V e MUP recirc to MUT valves closed:
MUV-53 MUV-257 e HPI recirc to sump valves closed:
MUV-543 MUV-544 MUV-545 MUV-546
- MUV-18 closed e Letdown isolation valves closed:
MUV-49 MUV-567 l
,I E0P-07 REV 06 PAGE 5 of 51 ICC
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E0P-07 REV 06 PAGE 6 of 51 ICC
. 3.0 FOLLOW UP ACTIONS (CONT'D)
ACTIONS DETAllS (v')
3.3 Verify MUV-27 is closed.
E MUV-27 is NOT closed. 1 IF MUV-27 is de-energized.
THEN close MUV-27 THEN transfer ES MCC 3AB power supply.
2 Close MUV-27 3 E MUV-27 fails to close.
THEN isolate normal makeup and GO TO Step 3.5 in this .
procedure.
3.4 Ensure HPI flow is 1 Record digital narrow range HPI properly directed. flow:
n Al A2 B1 B2 2 Determine HPI differential flew:
~
l HIGHEST 2nd HIGHEST A FLOW 3 E HPI differential flow is
> 50 gpm. j AND all HPI valves are open. l THEN perform the following:
Bypass Auto ES actuations.
, Reset manual ES actuations.
Close HPl valve on the high flow line.
Remove power from affected HPI valve.
o NY E0P-07 REV 06 PAGE 7 of 51 ICC 1
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l E0P-07 REV 06 PAGE 8 of 51 ICC l
l 3.0 FOLLOW-UP ACTIONS (CONT *D) !
ACTIONS DETAILS l CAUTION Failure to open CFT isolation valves may result in core damage.
l 3.5 Ensure CFT isolation i valves are open. CFV-5 i
CFV-6 l
l JF CFT isolation valves 1 Notify PPO to unlock and close CFT j are NOT open. isolation valve Bkrs (119 ft AB) ,
THEN open CFT isolation !
valves (if accessible). ES MCC 3AB-6B "CFV-5 A CFT Iso" i i
___ ES MCC 3AB-6C "CFV-6 B CFT Iso" 2 WHEN CFT isolation valve Bkrs are closed.
. THEN open CFT isolation valves:
CFV-5 CFV-6 l
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E0P-07 REV 06 PAGE 10 of 51 ICC l 1
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i lj 3.0 FOLLOW UP ACTIONS (CONT'D) l ACTIONS DETAILS :
i l 3.6 IF at any time. RCS PRESS' 1 Ensure LPI pumps and required
< 500 psig. cooling pumps are operating-THEN ensure proper LPI !
actuation.
DHP-1A DHP-1B ,
[ Rule 5. EDG Control] !
RWP-3A RWP-3B !
r i
DCP-1A DCP-1B l
! 2 Ensure applicable LPI suction valves l
are open: l l BWST RB SUMP DHV-34 DHV-42 l DHV-35 DHV-43
! l l 3 E LPI suction is from BWST. i THEN ensure LPI control valves
( are in "AUT0" and set for :
3000 gpm:
l , DHV-110 DHV-111 l 4 E LPI suction is from RB sump.
THEN ensure LPI flow is I controlled at 2000 gpm (1800 to j 2200 gpm):
DHV-5 DHV-6 l
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E0P-07 REV 06 PAGE 11 of 51 ICC g y.- + y y ,,-,.-m.- -- --m, . .y_.- , , ,.-% rewy&.- <m-.-
.lj Applicable carry-over steps: 'l l
l 3.6 1E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
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E0P-07 REV 06 PAGE 12 of 51 ICC
,. 3.0 FOLLOW UP ACTIONS (CONT'D) l
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/ ; ACTIONS DETAllS
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3.7 IE at any time. RCS PRESS e Reduce RCS PRESS to the higher of .
the following:
> 2400 psig.
THEN cycle PORV to reduce RCS PRESS. 100 psig above OTSG PRESS 100 psig above next ICC region l curve i See Figure 1 e IE PORV fails to close.
THEN close RCV-11 1 1
3.8 IE at any time, either e Depress "< 725 PSI STM GEN PRESS OTSG PRESS is < 725 psig. EFIC ACT BYPASS" push buttons:
THEN bypass EFIC isolation actuations. Channel A Channel B
()
s Channel C Channel D I
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7s N-,] '
, E0P-07 REV 06 PAGE 13 of 51 ICC
Applicable carry-over steps:
3.6 E RCS PRESS < 500 psig THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig, THEN cycle PORV to reduce RCS PRESS.
O 3.8 E either OTSG PRESS is < 725 psig THEN bypass EFIC.
O PAGE 14 of 51 ICC l E0P-07 REV 06
,. 3.0 FOLLOW UP ACTIONS (CONT'D)
ACTIONS DETAILS 3.11 Increase and maintain
0TSG PRESS 200 psig (if EFP-2 is running on main steam) s OTSG PRESS corresponding to 100*F primary to secondary delta TEMP.
See Figure 2 CAUTION Opening a containment isolation valve may result in an increase in dose rates.
O 3.12 Jf at any time. ES systems have.
1 Ensure applicable ES actuations:
OR should have actuated. HPI (1500 psig RCS PRESS)
THEN ensure ES equipment is properly aligned. LPI (500 psig RCS PRESS)
RBIC (4 psig RB PRESS)
RB Spray (30 psig RB PRESS) 2 Bypass or reset ES actuation:
Auto Manual 3 Control ES systems as required.
[ Rule 2. HPI Control]
[ Rule 5. EDG Control]
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E0P-07 REV 06 PAGE 17 of 51 ICC
Applicable carry-over steps-3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig, THEN cycle PORV to reduce RCS PRESS.
3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC.
3.12 E ES systems have QR should have actuated. THEN ensure ES.
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E0P-07 REV 06 PAGE 18 of 51 ICC
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,. 3.0 FOLLOW-UP ACTIONS (CONT *D) r3 ACTIONS DETAILS 1
L]
3.9 Ensure EFIC is actuated 1 E EFIC is NOT actuated.
and EFW flow exists. THEN depress "EFW INITIATE" push buttons on EFIC channels A and B.
2 Ensure both EFWPs start:
EFP-1 1 EFP-2
[ Rule 5. EDG Control]
3 Ensure OTSG levels are l progressing toward "ISCM" i setpoint.
1 See Table 1 l
4 Verify EFW flow is controlled.
[ Rule 3. EFW Control] )
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O E EFW is NOT available.
THEN CONCURRENTLY PERF0W E0P-14. Enclosure 10.
Alternate OTSG Feedwater Supply.
3.10 IF EFP-2 is running.
THEN CONCURRENTLY PERFORM E0P-14. Enclosure 7. EFP-2 -
Management.
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Applicable carry-over steps: -
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig. THEN cycle PORV to reduce RCS PRESS.
3.8 E either OTSG PRESS is < 725 psig, THEN bypass EFIC.
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E0P-07 REV 06 PAGE 16 of 51 1CC
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3.0 FOLLOW UP ACTIONS (CONT'D) i ACTIONS DETAILS ,
3.13- Ensure emergency RB 1 At least 1 Emergency SW Pump !
cooling is in service. running:
[ Rule 5. EDG Control] SWP-1A SWP-1B ,
2.At least 1 Emergency SW Raw Water Pump running:
RWP-2A l
. i RWP-2B 3 Only 1 ES selected RB cooling unit i running in slow speed: ;
i AHF-1A i
- AHF-1C AHF-1B .
O 4 Ci ve,ves to aB coe,4ne units closed:
SWV-151 SWV-152
- SWV-355 '
i 5 SW valves to RB cooling units open:
SWV-353
- SWV-354 i
O E0P-07 REV 06 PAGE 19 of 51 ICC
Applicable carry-over steps: ,
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig. THEN cycle PORV to reduce RCS PRESS.
O 3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC.
3.12 E ES systems have QR should have actuated. THEN ensure ES.
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E0P-07 REV 06 PAGE 20 of 51 ICC
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. 3.0 FOLLOW-UP ACTIONS (CONT'D) l t'~N ACTIONS DETAILS C
3.14 E at any time. RB PRESS 1 Ensure BS pumps and required cooling 2 30 psig. pumps are operating:
THEN ensure proper BS ,
actuation.
BSP-1A BSP-1B ,
[ Rule 5. EDG Control) l RWP-3A RWP-3B DCP-1A DCP-1B I
2 Ensure applicable BS suction valves ,
are open: l BWST RB SUMP DHV-34 DHV-42 DHV-35 DHV-43 l
3 IF BS suction is from BWST. !
TiiEN ensure BS controlled at 1500 gpm (1450 to 1550 gpm).
/T l ('~)
4 E BS suction is from RB sump.
THEN ensure BS discharge valves are selected to 1200 gpm and i
" LOCAL"- ,
BSV-3 BSV-4 3.15 IF at any time.
- PERFORM E0P-14. Enclosure 19.
l BWST level is < 20 ft. ECCS Suction Transfer.
! THEN transfer ECCS pump suction to RB sump.
l 3.16 Notify PPO to CONCURRENTLY PERFORM E0P-14.
Enclosure 21. RB Hydrogen Monitor Log.
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,v E0P-07 REV 06 PAGE 21 of 51 1CC
Applicable carry-over steps:
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig. THEN cycle PORV to reduce RCS PRESS.
3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC.
3.12 E ES systems have QR should have actuated. THEN ensure ES. .
3.14 E RB PRESS 2 30 psig. THEN ensure proper BS actuation.
3.15 E BWST level is < 20 ft. THEN transfer ECCS pump suction.
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E0P-07 REV 06 PAGE 22 of 51 ICC
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'[.. 3.0 FOLLOW UP ACTIONS (CONT'D)
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ACTIONS DETAILS 3.17 Determine ICC Region based e Jf SPDS is available, on Tune and RCS PRESS. THEN select "ICC" and "Incore".
See Figure 1 e IE SPDS is NOT available.
'lHEN determine ICC Region based on average of 5 highest Tinen with any of the following:
Core Exit Thermocouple Recorder i Computer Group 60 3.18 GO T0 applicable step in this procedure based on Region Step ICC Region, j 1 3.19-2 3.1 3 3.21 Severe 3.35 l Accident i
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[O E0P-07 RCV 06 PAGE 23 of 51 ICC l
Applicable carry-over steps: -
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig. THEN cycle PORV to reduce RCS PRESS.
3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC.
3.12 E ES systems have @ should have actuated. THEN ensure ES.
3.14 E RB PRESS 2 30 psig. THEN ensure proper BS actuation.
3.15 E BWST level is < 20 ft. THEN transfer ECCS pump suction.
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E0P-07 REV 06 PAGE 24 of 51 ICC i
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- 3.0 FOLLOW-UP ACTIONS (CONT *0)
ACTIONS DETAILS
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I NOTE Cooldown rate may be excessive due to HPI flow.
- Control OTSG PRESS using:
exists, l l
THEN control RCS cooldown. TBVs See Table 3 ADVs e IE cooldown rate is excessive.
THEN reduce OTSG steaming:
TBVs ADVs
- CONCURRENTLY PERFORM E0P-14 Enclosure 15. E0P Temperature
('~x, Log (RCS TEMP).
\_ l )
3.20 GO TO E0P-08. LOCA Cooldown, beginning with Step 3.1
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E0P-07 REV 06 PAGE 25 of 51 ICC l
Applicable carry-over steps: .
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig. THEN cycle PORV to reduce RCS PRESS.
3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC.
3.12 E ES systems have QR should have actuated. THEN ensure ES.
3.14 E RB PRESS 2: 30 psig. THEN ensure proper BS actuation.
3.15 E BWST level is < 20 ft. THEN transfer ECCS pump suction.
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O E0P-07 REV 06 PAGE 26 of 51 ICC
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. 3.0 FOLLOW-UP ACTIONS (CONT'D) l
('N _-')
s ACTIONS DETAILS i
STATUS Tinceres are in Region 3
'1' NOTE Do not revert to the beginning of the procedure if conditions change.
l 3.21 Notify personnel of plant
- STA conditions.
- NSM (evaluate plant conditions for potential entry into I Emergency Plan) l l
- TSC (if activated) l l)
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E0P-07 REV 06 PAGE 27 of 51 ICC
r s 1 Applicable carry-over steps: .
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig. THEN cycle PORV to reduce RCS PRESS.
O 3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC.
3.12 E ES systems have DB should have actuated. THEN ensure ES. .
3.14 E RB PRESS 2: 30 psig. THEN ensure proper BS actuation.
3.15 E BWST level is < 20 ft. THEN transfer ECCS pump suction.
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O E0P-07 REV 06 PAGE 28 of 51 ICC i
. 30 FOLLOW UP ACTIONS (CONT'D) l l
1 ACTIONS DETAILS i
,/ ^N, !
\,. / l 3.22 Ensure full HPl.
- BWST to MUP valves open: l 1
[ Rule 2. HPI Control] MUV-73 i
[ Rule 5. EDG Control] MUV-58
- ES selected MUPs and required cooling systems running:
MUP-1A .
i MUP-1B MUP-1C
- HPI valves open:
MUV-23 MUV-24 MUV-25
,S MUV-26
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- MVP recirc to MUT valves closed:
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MUV-53 MUV-267
MUV-543 MUV-544 I MUV-545 MUV-546
- MUV-18 closed
- Letdown isolation valves closed: 1 MUV-49 i
MUV-567 i )
E0P-07 REV 06 PAGE 29 of 51 ICC
Applicable carry-over steps:
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig. THEN cycle PORV to reduce RCS PRESS.
O 3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC.
3.12 E ES systems have QR should have actuated. THEN ensure ES.
3.14 E R8 PRESS 2 30 psig. THEN ensure proper BS actuation.
3.15 E BWST level is < 20 ft. THEN transfer ECCS pump suction.
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O E0P-07 REV 06 PAGE 30 of 51 ICC
4 L.
- 3'. 0 FOLLOW UP ACTIONS'(CONT'D) l
- t. ,
ACTIONS' DETAILS 3.23 Verify MUV-27 is closed. l E MUV-27 is NOT closed. 1 E MUV-27 i.s de-energized. l i
THEN close MUV-27 THEN transfer ES MCC 3AB power j supply. , .
2 Close MUV-27 l I
3 E MUV-27 fails to close.
, THEN isolate normal makeup and !
l GO TO Step 3.25 in this .
procedure.
l l
3.24 Ensure HPI flow is 1 Record digital narrow range HPI l properly directed.
l flow:
Al A2 B1 .B2 0 2 Determine HPI differential flow:
HIGHEST 2nd HIGHEST A FLOW 3 E HPI differential flow is
> 50 gpm.
AND all HPI valves are open.
THEN perform the following:
Bypass Auto ES actuations.
Reset manual ES actuations.
Close HPI valve on the high ,
L flow line. !
i: )
! Remove power from affected i l HPI valve.
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- E(9 'S REV 06 PAGE 31 of 51 ICC i
Applicable carry-over steps: .
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig. THEN cycle PORV to reduce RCS PRESS.
3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC.
3.12 E ES systems have QR should have actuated. THEN ensure ES.
3.14 E RB PRESS 2 30 psig. THEN ensure proper 35 actuation.
3.15 E BWST level is < 20 ft, THEN transfer ECCS pump suction.
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E0P-07 REV 06 PAGE 32 of 51 ICC l
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-3.0 FOLLOWUPACTIONSiCONT'D) ?
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i ACTIONS DETAILS :
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3.25 Maintain OTSGs as a heat 1 Ensure OTSG PRESS < 400 psig.
sink, l i
2 Lower OTSG PRESS'using TBVs or ADVs until the higher of the following occurs:
0TSG PRESS 200 psig (if EFP-2 is running on main steam) .
l l
s OTSG PRESS corresponding to 100*F primary to secondary delta ;
j TEMP.
l l See Figure 2 l
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I E0P-07 REV 06. PAGE 33 of 51 1CC 1 . _ . _
Applicable carry-over steps:
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig. THEN cycle PORV to reduce RCS PRESS.
O 3.8 E either OTSG PRESS is < 725 psig THEN bypass EFIC.
3.12 E ES systems have @ should have actuated. THEN ensure ES.
3.14 E RB PRESS L> 30 psig, THEN ensure proper ES actuation.
3.15 E BWST level is < 20 ft, THEN transfer ECCS oump suction.
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E0P-07 REV 06 PAGE 34 of 51 ICC
d
, 3.0 FOLLOW UP ACTIONS (CONT *D)
ACTIONS DETAILS 3.26 Ensure level in available '
OTSGs is at or trending toward "ISCM" level.
See Table 1 l
[ Rule 3. EFW Control]
CAUTION Loop HPVs must remain open until RCS forced flow is established or I cooldown is complete. !
3.27 Open all HPVs.
p _
RCV-160 Loop A RCV-157 RCV-158 Loop B RCV-163 RCV-164 l 3.28 ff at any time. Tinems enter the Severe Accident Region.
THEN GO TO Step 3.35 in tms procedure.
i See Figure 1
, (~)
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E0P-07 REV 06 PAGE 35 of 51 ICC l
Applicable carry-over steps:
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig, THEN cycle PORV to reduce RCS PRESS.
3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC.
3.12 E ES systems have OR should have actuated. THEN ensure ES.
3.14 E RB PRESS 2 30 psig, THEN ensure proper BS actuation.
3.15 E BWST level is < 20 ft. IHEN transfer ECCS pump suction.
3.28 E Tinemes enter the Severe Accident Region. THEN GO TO Step 3.35 in this procedure.
O E0P-07 REV 06 PAGE 36 of 51 1CC
l, 3.0 FOLLOW-UP ACTIONS (CONT'D)
!/T ACTIONS DETAILS V
3.29 IE at any time. OTSG heat
THEN maintain maximum possible cooldown rate. OTSG PRESS 180 to 220 psig (if EFP-2 is running on main steam)
OTSG PRESS as low as possible ;
1 1
1 3.30 IE at any time. OTSG heat 1 Ensure RCV-11 is open. !
transfer is NOT 1 established. 2 Open PORV. l AND any of the following i are available:
CFTs LPI THEN depressurize RCS.
()
~_- ,
l 3.31 WHEN RCS returns to l saturated conditions based on Tinese trend.
THEN continue in this procedure.
3.32 IE OTSG heat transfer 1 Select PORV to "AUT0" exi sts .
THEN stop PORV flow. 2 lE PORV fails to close.
THEN close RCV-11 l
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s E0P-07 REV 06 PAGE 37 of 51 ICC
Applicable carry-over steps:
3.6 E RCS PRESS < 500 psig, THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig. THEN cycle PORV to reduce RCS PRESS.
O 3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC..
3.12 E ES systems have QB should have actuated, THEN ensure ES. .
3.14 E RB PRESS 2 30 psig, THEN ensure proper BS actuation.
3.15 E BWST level is < 20 ft. THEN transfer ECCS pump suction. . .
3.28 E Tecm3 enter the Severe Accident Region. THEN GO TO Step 3.35 in this procedure.
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O E0P-07 REV 06 PAGE 38 of 51 ICC
. - _ _ __ _ _ . . - . _ . . _ _ . _ . . . _ . _ _ _ . _ . . _ _ _ . _ . = . . _ . _ _ . - . . . . _ . _ _ _ _ - _ . -
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'3.0 FOLLOW UP ACTIONS'(CONT *D)
ACTIONS DETAILS l
l M Cooldown rate may be excessive due to HPI flow.
1 3.33 Control RCS cooldown.
- Control.0TSG PRESS using:
See Table 3 TBVs ADVs e LF_ cooldown rats is excessive.
l THEN reduce OTSG steaming:
TBVs l ADVs i e CONCURRENTLY PERFORM E0P-14 l
Enclosure 15. E0P Temperature Log (RCS TEMP).
i%p) 3.34 GO TO E0P-08. LOCA Cooldown beginning with Step 3.1 i
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E0P-07 REV 06 PAGE 39 of 51 ICC l l
Applicable carry-over steps:
3.6 E RCS PRESS < 500 psig. THEN ensure proper LPI actuation.
3.7 E RCS PRESS > 2400 psig, THEN cycle PORV to reduce RCS PRESS.
O 3.8 E either OTSG PRESS is < 725 psig. THEN bypass EFIC.
3.12 E ES systems have 08 should have actuated THEN ensure ES.
3.14 E RB PRESS 2 30 psig. THEN ensure proper 85 actuation.
3.15 E BWST level is < 20 f t. THEN transfer ECCS pump suction.
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l E0Plf~~ ~ REV 06 P GE 40 of 51 ICC l
l
s 3.0 FOLLOW UP ACTIONS (CONT *D) '
l ACTIONS DETAILS 1
l STATUS 1
Tinceres are in Severe Accident Region.
I CAUTION I l l Failure to trip running RCPs may increase off site doses due to thermal I I
induced 0TSG tube failure.
1 3.35 Jf RCPs are running. ,
THEN stop RCPs.
l l( 3.36 EXIT this procedure.
- Notify the TSC that plant conditions
( indicate a severe accident is occurring.
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! E0P-07 REV 06 PAGE 41 of 51 ICC
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O E0P-07 REV 06 PAGE 42 of 51 ICC
4.0 FIGURE 1 INADE0VATE CORE COOLING REGIONS BASED ON AVERAGE OF 5 HIGHEST INCORE TEMPS s
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, Saturation j l Cme 2400 , , , , ,
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I i l l l l ! l ! i 22 " . ; ; r , ;
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~f i ! I i I/ I l l
[! '
1800
! ! l i ;
I / l !
!) i Region 1 l- - - -
F '" l l l l 1
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l l -
I l j l l i i) I i' l l
$1403 , , ,
m ! l I l ! l E I ,
i
- n. i l ! l l l O u) 1200 O
E l l
l l
If- r
- Region 3 Tetad e 1400 'F l
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I i l l 1 . , l l l ! I i I 'l l ! I I I i
I , ~l ' l l l l '
'/
800 . !
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l fll l
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L Severe Accident Region j
Tclad > 1800 *F 600 r i 4 . r i l l l I i I i l !
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' i l i ! i ! i 400 l
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l I
l
,l f/ ! _ i / l ! I I _
y ! l l ! ! ! l l l 200 300 400 500 600 700 800 900 1000 1100 1200 1300 Tincore (*F)
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E0P-07 REV 06 PAGE 44 of 51 ICC
_. -. _ _ _ _ _ . _ . . ._ . . . ~ _ . _ _ _ - - _ __ ,___.
l =
- 4.0 FIGURE 2 OTSG PRESS TO ESTABLISH 100*F PRIMARY TO SECONDARY DELTA TEMP s
e i
l 1100 ,
l ,
, 1 i ' ' I i i i ! ! ! i i i e
~
, i
! i ,
! i i i i i i
! { r
' i i t i 1000 ;
j , j 1 , ; ; , ; , ,
i i i i r i i ,
~
i i , i i i ,
! i ; i , i ~7~ i ,
' i i i i i i l I I i i i M'
i
! i .
- 6 i i s i i
. /1 4 i i ! i i i i i i i ! i i ! i if i ! i i i i ii ! i i
! i ! i >
/ { t i j
i I l i ' i ' '
! ! i i i t i /t i i i i i i i i i i i i
! ! if i !
.i i !
j i i i i i i i i i i i i ,
i i i E' i l i I i i i i ! i i i i j i ! i i ! ! iii i i ! : i i i i i i i iji ! j i i i i i/ . ' ! i a i i i I l
I i
' i i I
' ' i I _i 'd 100 *F Pnmary to _
700 ! ! ! ! ! Secondary Delta TEMP -
t i ! ! ! ! ! i /!- 4l i i i i i i i i i l i if i i i i i i i , i
.E
( i / !
i i i i i i i i i i i i i i I I ! I i 1 ! i i i i i i
i /! I i i i ! i i
! l
, i ! i i i i i i i / i i i i i i i i M
y) i i i ! i ! ! ! ! l/ i r i i i i i i i i~
- i ! iii! i i- i r/i i ; i i i i
- i W i a i
! ! i i ! i i i / ! ! ! i i i !
i i E , i t i ; i ,
, i i f. i i i i i i i + ! i i L i i i i , , i i i 1 if i i i i i i i i j !
O * ! i ! i i i i i i i / i i i i ! i i I ! 1 W 4 i i i j i i i i i i i i i i i i j i i 1
l F-i i i i i ; i i i '
i I i i i i i 1 !
O . , i , i i ; i , , i ; , i i i , i ! i ,
@' ! ! i i l ! i '/ i i i i i i ! i i ; i i i i-
! ! i i i ; / ! i i i j . i l i j
! ! ! ! ! ! ! ! i/i i ! i t i ! i e i ! !
I i i ! ! l ! ! / ! ! i
! i i i i i i i i i i ! ! i ! ! /t i i i ! !
i i i -
! ! I !
j i i i i e i i i i i 6 i j '
i if i t i i i i M' i i i i i !
l / i i !
i i i i j i i i i i i l i ! I i i i ' i ' i I I i if I ! i ! '
! i i !
i i j i i / ! j i i i , i i i . e i i i <
_i i
! i '
! /! i t t '
i I ! i i +
i i i i / i i i i i +
+
1 i i i l i i i i i i i ! l / i i i '
i i i '
I i i >i ! '
! i
! i i i fi i , j , i i i i ! i i i i I +
1 l
! /
i i i
I i fi i i
. i i
i i i
I i
i i
! l i
h!
i ! ;
i i i { i , i i i e i !
+
ig i i i
, i
- l i 1 ; e i i i i
! ! i i i ! i 0
i i ! i i i i 0 500 1000 1500 2000 2500 RCS PRESS (psig)
O E0P-07 REV 06 PAGE 45 of 51 ICC
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O l
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l 1
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O E0P-07 REV 06 PAGE 46 of 51 ICC !
l
4 4.0 FIGURE 3 RCS PRESS AND TEMP (WIDE RANGE) 1
(
2700 Unocceptable ; ' ' - - < !
- I>!
Region I ! l ' ! l !l I l
i 2500
!!!ii:'t:!!!!!il iii!!!!ill!!Ili [ /i ii i
!!I!!!!l!i!! !;!!i til !'l' 1 l llillllil!!il!illlill!'!!!!' lii!!!
2300 j! ili j ll!!!!!!'ll i;1'i ; i l!!i/,
_ 2100 or u 1
- *a8 5 8* N8 ll!i ^
ii
' .; ;!ll
! ! ! l p' i ig l e i !iiiiiiiilln ,
,,,l
!il lll!ll!lll/l,,l i' f
M 1900 II!!!ll l !!ill!ll!!!!i!lIIi/i4
/ li iI i llll I!!lll /ill lll;ll!lll ll!I I '
8 tr 1700 Ill l 11 l l l l /I l l l i i lIlli !!'l lli il g Il I i l /lllll ll l li lllI/J l I
e o 1500 l !!! Ill I/ llil,l l l ' i l l l l /! I ! !
( \ l l
- f I ! u SCM _
)
'l lll ""'"" " '
l e l I i l 1100 llll il li, ll llll l i l '!!I
! I % "*N ll ! ! !
l Saturstion
!! !i ! 11! Ill!llil K llll n ! .
l !! 1 l l Illi!!!!Ilfillli'i!!il'illl!il!lill l! Iji /ll lll. jilii!Ii I !I IIll!l- !' /!l t iI ' !
Sw ljj l lll ! !: !!i
!fi'!I m eaneme. m l
250 300 350 400 450 500 550 600 650 RCS TEMP (*F) See Note 1 Note 1: Use Tc for NDT limit when no Tc anomaly exists. Use Tinese for all other RCS TEMP.
E0P-07 REV 06 PAGE 47 of 51 ICC i
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t i
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i i
k i
e:
E0P-07 RCV 06 PAGE 48 of 51 ICC l
4.0 FIGURE 4 RCS PRESS AND TEMP (LOW RANGE _1 1
1
!!!!{!
.I
!lll,ll:
l ,.. L i IIIIljl!llll ii, II f i!lll I'!! !
~F uwoceptable ,ii;.i.j,ii,iI i; jIji Region ll! llIi!l!f I!i!!l! !] :
ii +!
g ,
Jillllllll!l!!l!il lli!!!I!!! ! !I!!I l 450 lllll!ll lil!lllllI!l ll !! liill ! IIllt !
l;,I
,j NDT LIMIT
- dumme*
,agf l.,,!t!,!ll
- ;i i;
llll!f':
, ,i 400
!!!!!!l!!l!!!!llill ,l!i'l !'ll ll !;/ll!
t i
$ l!l l llIllIflll!! l !!lll lllll l E Illl!iliill!i/!i I ill ' Eillll llll '
i*"
8 llll!llll Illl Ill NIll ilill'!I'I,ll
!l 11!!Illlll llll !II!!!
lIllii!
l E 300 .
.h . , 1 i .
i, l,i,! ,
1A on.in l ,l l i, l ,
i l; '
!!I!ll il!I !l f lll !!l h !ill!!!!i Ni l ! !! '
i! I II I l!l 00 w wwscu --
m 3 _;;lll;II!!' Mt lil i
i
, l'Il'Miii i
- i
""d * *
- l!llhlll lll' !!!!!Ylllllllll!!!
,, l' 44
--d
"% "J'" [illil!/llli
!I/i!! lllj t!t iIIii!t, i,l 1 ll- il.
i!l ill l ! l r ,
l! .
!!,lll,!I',,!lll , .
!'!I,!I !
, lllllll
.! !,!!ll w I l _ _
l l I
.I O
llllllll l!!!ll,i !!!ililll!!!Ij!!!!!!!!I 50 100 150 200 250 300 350 400 450 500 RCS TEMP (*F) See Note 1 Note 1: Use Tc for NDT limit when no Tc anomaly exists. Use Tincore for all other RCS TEMP.
E0P-07 REV 06 PAGE 49 of 51 ICC
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1 "LLL" > 20 in a 1 RCP running with '
adequate SCM l I') Table 1: "NAT CIRC" > 70% No RCPs running with Q Required 0TSG levels adequate SCM 1 l
"ISCM" > 90% Inadequate SCM i l
Note: See Figures 3 and 4 when Tsat margin monitors and SPDS are unavailable.
RCS SCM AdqabSCM > 1500 psig a 30 F s 1500 to > 350 psig a 50 F j s 350 psig SPDS s 160*F N/A i I
RCS Status RCS TEMP Cooldown Rate A = 1 RCP running > 280*F s 50*F/8 hr
( j dequate SCM s 280 to > 150*F s 25*F/8 hr dow rate limits No RCPs running > 150*F s 5*F/8 hr AND Adequate SCM t
l
.(D V '
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