ML20085H270

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Monthly Operating Repts for May 1995 for San Onofre Nuclear Generating Station Units 2 & 3
ML20085H270
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 05/31/1995
From: Kaplan R
SOUTHERN CALIFORNIA EDISON CO.
To:
Shared Package
ML20085H263 List:
References
NUDOCS 9506210078
Download: ML20085H270 (13)
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. NRC MONTHLY OPERATING REPORT- . .

SAN ONOFRE NUCLEAR GENERATING STATION, UNIT 2 DOCKET NO: 50-361 UNIT NAME: SONGS - 2 DATE: _ lune 14. :.995 i COMPLETED BY: R. L. Kao' an l TELEPHONE: (714) 368-6834  :

i QdEBATING STATUS 4

1. Unit Name: San Onofre Nuclear Generatina Stat on. Unit 2
2. Reporting Period: May :.995

, 3. Licensed Thermal Power-(MWt): h390

4. Nameplate Rating (Gross MWe): ..127

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  • 5. Design Electrical Rating (Net MWe):  :.070 i
6. Maximum Dependable Capacity (Gross MWe):  :.127  !

, 7. Maximum Dependable Capacity (Net MWe):  :.070 1

8. If Changes.0ccur In Capacity Ratings (Items Number 3 Through 7) . . -,

Since Last Report, Give Reasons: NA

9. Power Level To Which Restricted, If Any- (Net MWe): %A

. 10. Reasons For Restrictions, If Any: %A

, This Month Yr.-to-Date' Cumulative

11. Hours In Reporting' Period .

744.00 3.'623.00 10!!320.00 .

12. Number.Of Hours Reactor Was Critical 618.75 1.657.40 70.431.99 1
13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00 *
14. Hours Generator On-Line 199.23 1.182 .60 76.814.94 ,
15. Unit Reserve Shutdown Hours 0.00 0.00 0.00- ,
16. Gross Thermal Energy Generated (MWH) 484.120.30 3.576.040.:.0 - 5:.895.94
17. Gross Electrical Energy Generated (MWH) :.15.64:.50 ' .:.87.00:. 90. 5. 3 h.501.00
18. Net Electrical Energy Generated (MWH) 86.559.00 .086.020.0L 80.650.1:.4.9:.
19. Unit Service Factor 26.7W% 32.61%. P4.' S%
20. Unit Availability Factor. . 26.7W% 32.67%. -74.'iS%

Unit Capacity Factor (Using MDC Net)

21.  :.0.8)% 28.0: .% 72.95%~
22. Unit Capacity Factor (Using DER Net)  :.0.87% 28.0:.% 72.95% i
23. Unit Forced Outage Rate 0.00%- 0.00% 5.42%
24. Shutdowns Scheduled Over Next 6 Months .(Type, Date, and Duration of Each):
25. If Shutdown At End Of Report Period, Estimated Date of Startup:
26. Units In Test Status (Prior To Commercial Operation): Forecast Achieved INITIAL-CRITICALITY %A %A -(

INITIAL ELECTRICITY %A %A COMERCIAL OPERATION %A NA l

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1 9506210078 950614 PDR ADOCK 05000361

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' AVERAGE DAILY UNIT POWER LEVEL DOCKET NO: 50-361 UNIT NAME: SONGS - 2 DATE: _ June 14. :.995 COMPLETED BY: R. L. Kao' an

. TELEPHONE: (714) 368-6834 MONTH: May 1995 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net)

'1: 0.00- '16 0.00

-2 0.00' 17 0.00-3 0.00 18 0.00 4 0.00 19 0.00

5. 0.00 20 0.00 0.00 21' O.00-6 7 0.00 22 - O tL_0 8 0.00 23 0.00 9 0.00 '24 65.42 H

10 0.00 25 64.54 11 0.00 26 138.21 12 0.00 27 603.79 13 0.00 28 695.92 l

14 0.00 29 771.46 15 0.00 30 1017.33 31 1050.25 2

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO: 50-361 UNIT NAME: SONGS - 2 REPORT MONTH: May 1995 DATE: June 14. 1995 ~

COMPLETED BY: R. L. Kaplan TELEPHONE: (714) 368-6834 Method of Shutting Cause & Corrective Duration Down LER System Component Action to No. Date Type l (Hours) Reason Reactor' No. . Code

  • Code' Prevent-Recurrence 88 950210 S 544.72 C 1 N/A N/A N/A N/A Note: Refueling shutdown continued from previous month, 2

F-Forced 2 Reason: ' Method: *IEEE Std 805-1984 S-Scheduled A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Scram. 5 IEEE Std 803A-1983 C-Refueling 3-Automatic Scram.

D-Regulatory Restriction 4-Continuation from E-Operator Training & License Examination Previous Month F-Administrative 5-Reduction in the Average G-Operational Error (Explain) Daily Power Level of more H-Other (Explain) than 20% from the previous day 6-Other (Explain) 1 e

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SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO: _50-361 UNIT NAME: SONGS - 2 DATE: June 14. :.995 COMPLETED BY: R. L. Kao' an TELEPHONE: (714) 368-6834 Data Ijag Event May 01 0001 Mode 5, RCS Tcold 177 degrees, Train B shutdown-coolica in service, reactor coolant pumps 2-MP-002

! and 3 in service.

l May- 02 0412 Unit entered Mode 4.

May 05 0201 Unit entered Mode 3.

May 06 0445 Unit entered Mode 2.

0515 Reactor is critical.

l May 07 0455 Unit entered Mode 1.

0522 Reactor is at 9% power.

1122- Main turbine manually tripped due to high vibration.

May 08 0516 Reactor manually tripped f rusi 1G% oower.

0630 Unit entered Mode 3.

May 09 0351 Unit entered Mode 4.

May 13 - 1520 Commenced RCS heat up to Mode 3.

1713 Us.it entered Mode 3.

May 14 1450 Unit entered Mode 2.

May 15 0428 Unit entered Mode 1.

0950 Reactor power at 10%.

May 19 2310 Reactor power at 17%.

May 23 1643 Unit synchronized to the grid, U2C8 outage compl eted.

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, i St#91ARY OF OPERATING EXPERIENCE FOR THE MONTH (cont.)

DOCKET NO: 50-361 UNIT NAME: _.5ONGS - 2 DATE: June 14. :.995 4

COMPLETED BY: R. L. Kali an TELEPHONE: (714) 363-6834 DAtg Time Event May 24 0630 Reactor power at 19%, 112 MWe.

May 26 1210 Commenced 3% per hour power ramp to 68% power.

May 27 1545 Reactor power at 68%, 737 MWe for Physics testing.

May 28 1100 Commenced 3% power to 80% to perform heat treatment of the circulating water -system intake structure.

May 29 1502 Reactor power at 80%.

May 30 0405 Commenced raising reactor power at 2.5% per hour to

-100%.

1611 Unit at- 98% reactor power,1142 MWe.

May 31 2400 Unit is in Mode 1, 98% reactor power, 1142 MWe.

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s- r REFUELING INFORMATION DOCKET NO: 50-361 UNIT NAME: SONGS - 2 DATE:  : une 14. :.995 COMPLETED BY: R. L. Kan an-TELEPHONE:= (714) 368-6834 MONTH: May 1995

1. Scheduled date for 'next refuhling shutdown.

Cycle 9 refueling outage is forecast for November 1996.

2. Scheduled date for restart following refueling.

Restart from Cycle 9 refueling outage is forecast for ' January 1997.

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

No What will these be?

N/A

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

N/A j

5. Important licensing considerations associated with refueling. . e.g. new or
different fuel design or supplier, unreviewed design or performance analysis i methods, significant changes in fuel design, new operating procedures. j None.

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REFUELING INFORMATION DOCKET NO: 50-361 UNIT NAME: SONGS - 2 DATE:  : une 14. :.995  !

COMPLETED BY: R. L. Kao' an TELEPHONE: (714) 368-6834

6. The ' number of fuel assemblies.

A. In the core. 217 B. In the spent fuel storage pool. 770 Total Fuel Assemblies - ,

700 Un- t 2 Spent Fuel Assemblies ,

0 Un- t 2 New Fuel Assemblien 70 Un t 1 Soent Fuel Assembl et_

C. In the New Fuel Storage Racks Zero Unit 2 New Fuel Assemblies

7. Licensed spent fuel storage capacity. 1542 Intended change in spent fuel storage capacity. None
8. Pro; ected date of last refueling that can be' discharged ' to spent fuel ' storage poo assuming present capacity. '

Approximately 2005 (full off-load capability) 7

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l i 'NRC MONTHLY OPERATING REPORT l SAN ONOFRE NUCLEAR GENERATING STATION, UNIT 3  !

l DOCKET NO: '50-362 UNIT NAME: SONGS - 3 DATE: June 14. :.995 COMPLETED BY: R. L. Kao' an TELEPHONE: (714) 368-6834 OPERATING STATUS

1. Unit Name: San Onofre Nuclear Generatino May Station.

1995 Unit 3

! 2. Reporting Period:

3. Licensed Thermal Power (MWt): ,

3B90

4. Nameplate Rating (Gross MWe): . ..:.27
5. Design Electrical Rating (Net MWe):  :.080
6. __;J27
7. Maximum DependableCapacity Maximum Dependable CapacityNet

((Gross MWe):MWe): :.080

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 l This Month Yr.-to-Date Cumulative
11. Hours In Reporting Period 744.00 3.623.0Q 9.Z2.6212QQ j
12. Number Of Hours Reactor Was Critical 744.00 3.623.00 78.309.45 l 13. Reactor Reserve Shutdown Hours 0.00 0.00- 0.00
14. Hours Generator On-Line 744.00 3.621 .00 76.666.49
15. Unit Reserve Shutdown Hours 0.00 0.00 0.00
16. Gross Thermal Energy Generated (MWH) 2. 440. 983.00 11. 797. 467. 21 246. 94 5. 513. 2D
17. Gross Electrical Energy Generated (MWH) 119.245.50 4.008.470 J 81 . 841. :.47.00
18. Net Electrical Energy Generated (MWH) 777.326.00 3.800.002.00 79.240.912296
19. Unit Service Factor 100.00%-  :.00.005 78.35%

L 20. Unit Availability Factor .

100.0DN.  :.00.00% 78.33%

21. Unit Capacity Factor (Using MDC Net) 96.74% 97. :.2% 74.978
22. Unit Capacity Factor (Using DER Net) 96.74% 97.:.2% ' 74.97%
23. Unit Forced Outage Rate 0.0Q% 0.00%. 5.84%
24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration ol Each):

Refuelina Shutdown. July 22. 1995. Duration (76 davs)

25. If Shutdown At End Of Report Period, Estimated Date of Startup: NA
26. Units In Test Status (Prior To Commercial Operation): Forecast Achieved INITIAL CRITICALITY NA bA INITIAL ELECTRICITY NA bA COMERCIAL OPERATION NA bA l

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AVERAGE DAILY UNIT POWER LEVEL' -

DOCKET NO: 50-352 UNIT NAME: _50 % 1 - 3 DATE: June 14. :.995 COMPLETED BY: - R. L. Kao' an TELEPHONE: (714) 368-6834 MONTH: May 1995 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 1094.96- 16 '1046.58 2 1051.25 17 1045.67

.3 1047.63 18 1044.79 _

4 1044.33 19 1043.92 5 1050.54 20 1043.71 6 1052.50 21 1044.83 7 1049.29 22 1044.33 8 1046.75 23 1043.38 9 1048.88 24 1040.92 10 1049.42 25 1042.54 11 1047.79 26 1041.67 12 1031.08 27 1040.17 13 1038.00 28 1039.04 14 1049.21 -29 1040.54 15 1046.46 30 1041.33 31 997.08 2

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO: 50-362 UNIT NAME: SONGS - 3 REPORT MONTH: May 1995 DATE: June 14. :.995 ' .-

COMPLETED BY: _R. L. Kao' an TELEPHONE: (714) 368-6834 Method of Shutting Cause & Corrective Duration Down LER System Component Action to -

No. Date Type l (Hours) Reason Reactor 8 No. Code' Code Prevent Recurrence Thtre were no unit shutdowns or reductions in the Average Daily Power Level of more than 20% this reporting period.

2 F-Forced 2 Reason: ' Method: *IEEE Std 805-1984 S-Scheduled A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Scram. 5 IEEE Std 803A:1983 C-Refueling 3-Automatic Scram.

D-Regulatory Restriction 4-Continuation from E-Operator Training & License Examination Previous Month F-Administrative 5-Reduction in the Average G-Operational Error (Explain) Daily Power Level of more H-Other (Explain) - than 20% from the previous day 6-Other (Explain) 3

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH DOCKET NO: __50-362 UNIT NAME: SONGS - 3 DATE: June 14. :.995 i COMPLETED BY: R. L. Kai an

! -TELEPHONE: (714) 36 3-6834 DAts Time Event i May 01 0001 Unit is in Mode 1, 96.5% reactor power, 1100 Mwe.

May 12 2220 Unit load reduced to 955 MWe for main turbine stop l

and governor valve testing.

l May 13 0419 Unit load returned to 1100 MWe.

l May 31 2400 Unit is in Mode 1, 96.3% reactor power, 1091 MWe.

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- REFUELING INFORMATION DOCKET NO
50-362 UNIT NAME: SONGS - 3 DATE: - Dune 14. :.995 4

COMPLETED BY: R. L. Kao' an TELEPHONE: (714) 368-6834 MONTH: May 1995

. 1.; Scheduled date for next refueling shutdown.

Cycle 8 refueling outage is forecast for July'22,1995. ,

2. Scheduled date.for restart following refueling.

I Restart from Cycle 8 rhfueling outage is forecast.for October 5,1995.

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

Yes What will these be?

A.- A proposed' change to the Technical Specifications has been. requested to allow a 3.0.4 exception for entering Modes 5 and 6 with the Control Room Emergency Air Cleanup System inoperable.

B. A proposed change to.the Technical Specifications has been requested to update the Unit 3 pressure-temperature curves and the low temperature ,

overpressure protection enable temperature.

C. A proposed change to the Technical Specifications has been requested to' revise the allowed Linear Heat Transfer Rate from 13.9 to 13.0 kw/ft.

D.

A proposed reset of thechange to the Technical low pressurizer Specifications,been pressure bypass, has revised torevising the automatic simplify the request.

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

< information.

A. Control Room Air Cleanup System Submitted August 26, 1994 B. Pressure-Temperature Curves Revision submitted July 6.-1994 '

C. Linear Heat Rate Submitted September 16, 1994 D. Low Pressurizer Pressure Bypass Revision submitted September 6,-1994

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.

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, . i REFUELING INFORMATION DOCKET NO: jiQ-16. 2 UNIT NAME: SONGS - 3 DATE: June 14. :.995 COMPLETED BY: R. L. Kao' an TELEPHONE: (714) 368-6834

6. The number of fuel assemblies. 1

' A. In the core. 217

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B. In the spent fuel storage pool. 710 Total Fuel ' Assemblies 592 Un- t 3 Spent' Fuel Assemblies C 1Jn- t 3 New Fuel Assemblien-lit ,

Jn- t 1 Soent Fuel Assembl es- 2 C. In the New Fuel Storage Racks 84 Unit 3 New Fuel Assemblies'

7. Licensed spent fuel storage capacity.- 1542 '  !

Intended change in spent fuel storage capacity. None._

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8. Prof ected date of last refueling that can be ' discharged to spent fuel storage poo assuming present capacity.

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

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