ML20084T863

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Monthly Operating Repts for Feb 1991 for San Onofre Nuclear Generating Station Units 2 & 3
ML20084T863
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 02/28/1991
From: Farr M
SOUTHERN CALIFORNIA EDISON CO.
To:
Shared Package
ML13309A943 List:
References
NUDOCS 9103250321
Download: ML20084T863 (12)
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l NRC MONTHLY OPERATING REPORT DOCKET NO: 50-361 UNIT NAME: ._liggrd_.- 2 DATE: _.3/18/91 COMPLETED BY: M. M. Farr TELEPHONE: (714) 368 9787  ;

OPERATING STATUS

1. . Unit Name: San Onofre Nuclear Generatino Station. Unit 2
2. Reporting Period: -January 1991 -!

.3. Licensed Thermal Power 'MWt): 'i390

-4. Nameplate Rating (Gross-MWe): 1127 i

5. Design Electrical Rating -(Net MWe): 1070
6. Maximum Dependable Capacity (Gross MWe): 1127
7. Maximum Dependable Capacity.(Net MWe): 1070 _  !
8. If-Changes Occur In Capacity Ratings (Items Number 3 Through 7)

Since Last Report --Give Reasons: NA

9. Power Level To Which Restricted, If Any (Net- MWe): NA
10. Reasons For Restrictions, If Any: NA This Month Yr.-to Date Cumulative
11. Hours _'.In Reporting Period 672.00 1.416.00 66.049.00
12. - Number'0f. Hours Reactor Was Critical 672.00 1.416.00 48.175.56
13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00 l- 14.- Hours 6ererator On-Line 672.00 1.416.00 47.218.42 L ~15. . Unit Reserve Shutdown Hours 0.00 0.00 0.00
16. . Gross Thermal Energy. Generated (MWH)L 2.249.772.66 4.753.407.56 154.237.392.28 17 1 : Gross Electrical- Energy Generated-(MWH) 770.431.QQ 1.629.186.50 52.336.680.50' 18.' ~ Net Electrical Energy Generated (MWH) 2.35.596.00 1.555.674.00 49.608.196.24 l19.. ' Unit-Service Factor 100.00% 100.00% 71.49%
20. ' Unit' Availability. Factor .

100.003- 100.00% 71.49.%

321. Unit Capacity-Factor (Using MDC: Net) 102.30%. 102.68% _ 70.19%

I.2 - -Unit Capacity Factor (Using DER Net) 102.30%. 102.68% _. 70.19%:.

23i , Unit Forced Outage Rate -

0.00% 0.00% 6.01%

! 24. . Shutdowns _ Scheduled Over Next 6 Months (Type, %;e, and Durat t,i of Each):

NA

! 25. LIf Shutdown At End Of Report Period, Est. mated Date of Startup: NA

' 26.. . Units Inziest Status (Prior To Commerc'al Operation):- Forecast Achieved INITIAL CRITICALITY NA- NA INITIAL ELECTRICITY NA NA COMMERCIAL OPERATION NA NA mor.feb/2 9103250321 910318 PDR ADOCK 05000361 R PDR

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- AVERAGE DAILY lEiT POWER t.EVEL DOCKET NO: 50-361 UNIT NAME: SONGS - 2 DATE: _- 3/i s /91 COMPLETED BY: M. M. Farr TELEPHONE: -(714) 366-9787 i

MONTih February 1991 d

' DAY AVERAGE' DAILY ~ POWER LEVEL DAY AVERAGE DAILY POWER LEVEL

'(MWe-Net) (MWe-Net) lq l 1105.71 17 11K 17 -!

2 '885.29 18 1102,16 z

3: -1091.08 19; ,, f,N2 08 l 4 -1104'.75 .20 1101.63 5 1106.00- 21 1101.13

. i 6 1104.08 22 1096.96 -i 47- 1101.38 23 1105.79 8 -- 1103.29 24 1106.13 9L 1079.83 :25 1104.67- -l)

L 10 - - 1106.83- 26- 1105.21 s e .1

-11' 1105.96- 27 1104.71 '

.12 i

-1106.'71- 28 1105.42 131 1106-67

, 14: 1106.50-  ;

1

15. 1098.96 16- 1101.79-1 9/ 4

- mor.feb/3

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'I UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO: 50-361' UNIT NAME: SONGS - 2 REPORT MONTH: February 1991 DATE: 3/18/91 ~

COMPLETED BY: M. M. Farr TELEPHONE: (714) 368-9787 Method oi-Shutting Cause & Corrective Duration Down LER System Component Action to 2 t Reactor 3 No. Code' Code' Prevent Recurrence No. Date Type (Hot'rs) Reason NA NA NA NA NA NA NA NA NA PIA 3

Method: "IEEE Std 805-1984

'F-Forced ' Reason:

A-Equipment Failure (Explain) 1-Manual S-Scheduled 2-Manual Scram.

B-Maintenance or Test C-Refuel ing 3-Automatic Scram.

D-Regulatory Restriction 4-Continuation from E-Operator Training & License Examination Previous Month S 5-Reduction of 20% IEEE Std 803A-1983 F-Administrative G-Operational Error (Explain) or greater in the H-Other (Explain) past 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> 6-Other (Explain) mor.feb/4

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SUMMARY

OF-0PERATING EXPERIENCE FOR-THE MONTH DOCKET N0:- _5r 361-UNIT NAME: SONGS - 2 DATE: 3/18/91' COMPLETED BY: M. M. Farr TELEPHONE: (714) 368 9787 4 QLt.t Ilme Event February 1- '0001' Unit isiin Mode 1 at 100% reactor power. Turbine

- load at 1151 MWe gross.

LFebruary 2 0100 - Commenced- reactor power decrease to 80% for circulating water system heat treatment.'

0515 Reactor ~at 80% power. '

i

-2200_ ' Commenced _ reactor power increase to 100% following _

completion of heat treating operations. l I February 3 ' 0305 Reactor at 100% power.-

February 28 12400 Unit is in Mode 1 at 100% reactor power. Turbine load l

,' at.ll53 MWe gross. i 1

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REFUELING INFORMATION DOCKET NO: 50-361 UNIT NAME:3/16;il M S.-2 DATE: _

COMPL ETfD BY: M. M. Farr Tl. "9NE: (714) 368 9787 MONTH: February 1991

1. Scheduled date for next refueling shutdown.

Cycle 6 refueling outage is forecast for July 1991.

2. Scheduled date for restart following refueling.

Restart from Cycle 6 refueling outage is forecast for October 1991.

3. Will refueling or resumption of operai;;r, thereafter require a Technical Specification change or other license amendment?

No.

What will these be?

Not applicable.

4. Scheduled date for submitting proposed licensing action and supporting information.

Not upplicable.

5. Important licensing considerations associated with refueling, e.g. new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, new operating procedures.

None.

mor.feb/6

i REFUELING INFORKATION DOCKET N0: 50-361 UNIT NAME: SONGS - 2 DATE: 3/18/91 COMPLETED BY: M. M. Farr TELEPHONE: (714) 368-9787 MONTH: February 1991

6. The number of fuel assemblies, a) In the core. 217 b) In the spent fuel storage pool. 446 (376 Unit 2 Soent Fuel Assemblies and 70 Unit 1 Soent Fuel Assemblies
7. Licensed spent fuel storage capacity. 1542
  • Intended change in spent fuel storage capacity. None
  • Expanded from 800 to 1542 by License Amendment No. 87 - Facility modification is scheduled to be completed by April 1991.
8. Projected date of last refueling that can be discharged to spent fuel storage pool assuming present capacity.

Approximately 2001 (full off load capability) mor.feb/7

NRC MONTHLY OPERATING REPORT DOCKET N0: 50 362 UNIT NAME: _ SONGS - 3 DATE: 3/18/91 COMPLETED BY: M. M. Farr TELEPHONE: (7141 3 @ -9787 _

OPERATING STATUS

1. Unit Name: San Onofre Nuclear Generatina Station. Unit 3
2. Reporting Period: February 1991
3. Licensed Thermal. Power (MWt): 3390
4. Nameplate Rating (Gross MWe): 1121

-5. Design Electrical Rating (Net MWe): 1080

6. Maximum Dependable Capacity (Gross NWe): 1127
7. Maximum Dependable Capacity (Net MWe): __ 1080
8. If Changes occur In capacity Ratings (ltems Number 3 Through 7)

Since Last Report, Give Reasons: NA

9. Power Level.To Which Restricted, If Any (Not MWe): NA
10. Reasons for Restrictions, If Any: NA This Month Yr.-to-Date cumulative
11. Hours In Reporting Period 672.00 1.416.00 60.600.00
12. Number Of Hours Reactor Was Critical 672.00 1.416.00 45.643.97
13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00_

14.- Hours Generator On-Line 672.00 1.416.00 44.392.49

, 15. Unit Reserve Shutdown Hours 0.00 0.00 0 . 00__

16. . Gross Thermal Energy Generated (MWH) 2.251.388.56 4.759.357.22 141.056.998.78

-17. Gross Electrical Energy Generated (MWH) 765.725.50 1.633.200.00 47.884.882.50

18. Het Electrical Energy Generated (MWH) 728.836.00 1.554.675.00 45.179.584.33
19. Unit Service Factor 100.00% 100.00% 73.25%
20. Unit Availability Factor 100.00% 100.00%- 73.25%
21. Unit Capacity Factor (Using MDC Net) 100.42% . 101.66% 69.03%

l

22. Unit Capacity Factor (Using DER Net) 100.42% 101.66% 69,03%
23. Unit Forced Outage Rate 0.00% 0.00% 7.54%

! 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

NA

25. If Shutdown At End Of Report Period, Estimated Date of Startup: NA
26. Units In Test-Status (Prior To Comnercial Operation): Forecast Achieved INITIAL CRITICALITY NA NA INITIAL ELECTRICITY NA NA COMMERCIAL OPERATION NA NA mor.feb/8

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AVERAGE DAILY UNIT POWER LEVEL DOCKETEN0: ' 50-361-UNIT NAME: SONGS - 3 DATE:- 3/18/91 COMPLETED BY: M, M. Farr 4 TELEPHONE: (714) ?68-9787 -)

' 4 . MONTH:= February 1991 l

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)' (MWe-Net) l -1= 1093.00 17 1046.88 ,

s5 2- 1097.21- 18 1099.63 P

13'- 1098.38'-- 19- 1101.92 4- 1099.21' 20 '102.33 5: :1099.13 21 1078.21 .

6 1097.58 22 1094.13 .,

'7^ 1098.38 23 1100'.42 8~'- 1092.58 24 1099.04

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-1097.13 25 1097.21 10! 1096.04- 26 1098.~33 t11: ~1096.08- 27 1098.92 '

12 1095.00- 28 1099.54 lu 113: 1095.79-

,. '14 1096.29' W "

x L15 - 1067.58

18 l'6' = 832'.25- ,

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.mor.feb/9

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UNIT SHUT %WNS AW POWER REDUCTIONS : DOCKET Not 50-362-

' UNIT NAME:~ SONGS REPORT MONTH:' February 1991 DATEt: 3/18/91- '...~

COMPLETED BY: M.' M.:Farr TELEPHONE:- (714) 368-9787 Method of-

' Shutting' '

Cause & Corrective-Duration 1 -

Down 'LER ~ System Component Action to Code5 '

l No. Date Type  :(Hours) Reason *- Reactor' -

No. Code' Prevent Recurrence.

'i~

, .55 910216 S 0.00 -B. 5 ..NA KE .COND . Reduced power to 80% to-support condenser water box cleaning.

4 2

F-Forced - ' Reason:' . . 'tethed:

'IEEE Std 805-1984 S-Scheduled A-Equipment Failure (Explain) 1-Manual-B-Maintenance or Test. 2-Manual Scram.-

C-Refueling' 3-Automatic Scram.

D-Regulatory ; Restriction 4-Continuation from E-Operator Training & License Examination .. Previous Month 5 F-Administrative . 5-Reduction of 20% 1EEE Std 803A-1983 G-Operational Error ~(Explain) or greater in the H-Other (Explain) past 24~ hours 6-Other (Explain) mor.feb/10

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$UMMARY 0F CPERATING EXPERIENCE FOR THE MONTH DOCKET NO: 50 362 UNIT NAME: SONGS - 3 DATE: 3/18/91 i

. COMPLETED BY: M. M. Farr TELEPHONE: (714) 368-9787 QA18 limt Event

-February 1 '0001 . Unit ~is in Mode 1.at 100% reactor power. Turbine load at 1150 MWe gross.

February 15 1955 - Commenced reactor power decrease to 80%' for circulating

. water system heat treatment.

2225 Reactor at 80% power,- )

February :16 ~0200: Commenced reactor power increase to 100% following.

completion:of heat treating operations.

0650 Reactor at 100% power.

February 281 2400 Unit is in Mode 1 at 100% reactor power. Turbine load atJ1144 MWe gross.

February 28 2400 Unit is in Mode _1 at 100% reactor power. Turbine. load at 1150 MWe gross.

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mor.feb/11

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REFUELING INFORMATION m

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DOCKET NO:. 50-362-UNIT NAME: . SONGS - 3 DATE: 3/18/91 COMPLETED BY: M. M. Farr y TELEPHONE:- (714) 368 9787 9 '

% ~ MONTH: February'1991 1.-. Scheduled'date for next refueling shutdown.

Cycle 6 refueling outage is forecast for January 1992, s

, 2. Scheduled date for restart following refueling.

'Restr.rt from Cycle 6 refueling outage is forecast for April 1992.-

3. Will refueling-or resumption of operation thereafter require a Technical
,. - Specification change- or other license amendment?

Nottyet specifically determined. Under evaluation.

,What'will these be?~

~

' Not yet specifically determined.. Under evaluation, m-L4. Scheduled date .for submitting' proposed licensing action and supporting. ,

L  ; information.'

Not.yet'.specifically deterndned.- Under evaluation.

.5 important-licensing considerations associated with refueling, e.g.-new or a

different
fuel design:or supplier, unreviewed-desijn or performance analysis methods,isignificar.t changesLin fuel-design, new operating procedures.

. Not yet specifically determined. Under evaluation.

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.REFUELII.G INFORMATION

'. DOCKET.NO: 50-362-UNIT NAME: SONGS -

DATE: 3/1a/91 ca COMPLETED BY: -M. M. Farr TELEPHONE:- (714) 368-9787-J,

} MONTH: February 1991- .

~

6.1The number of fuelt assemblies.

a)- In :thel core. 217 b)- Iri the spent ' fuel storage pool. .

~

-445'(376 Unit 3 Soent Fuel Assemblies and 69 Unit 1 SDent fuel t Assemblies i7blicensed' spent! fuel lstoragecapacity. 1542 *

-IntendedLchangetin spent.. fuel. storage capacity. . None

  • . Expanded.from 800 to-1542 by License' Amendment No. 77 - Facility-modificationlis scheduled to be completed by September.1991.

i8.gProjected dateLof lastLrefueling trat canLbe discharged to: spent fuel. storage.

pool assuming p'resenticapacity.

- Approximately 2003)(full 'off load. capability)-

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