ML021070588

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March 2002 Monthly Operating Report for San Onofre Units 2 & 3
ML021070588
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 04/15/2002
From: Scherer A
Southern California Edison Co
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML021070588 (9)


Text

I SOUTHERN CALIFORNIA EDISON An EDISON INTERNATIOAL L Company A Edward Scherer Manager of Nuclear Oversight and Regulatory Affairs April 15, 2002 U. S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555

Subject:

Docket Nos. 50-361 and 50-362 Monthly Operating Reports for March 2002 San Onofre Nuclear Generating Station, Units 2 and 3 Gentlemen:

As required by Technical Specification 5.7.1.4 of Facility Operating Licenses NPF-1 0 and NPF-1 5, this letter provides the Monthly Operating Report for San Onofre Nuclear Generating Station, Units 2 and 3. This report is required to provide the operating statistics, shutdown experience, and documentation of all challenges to pressurizer safety valves, for each unit. Attachments 1 and 2 provide the subject report for Units 2 and 3, respectively. There were no challenges to pressurizer safety valves for either Unit 2 or 3.

If you have any questions, please contact Mr. Clay E. Williams at (949) 368-6707.

Sincerely, Attachments 1 & 2 cc:

E. W. Merschoff, Regional Administrator, NRC Region IV A. B. Wang, NRC Project Manager, San Onofre Units 2 & 3 C. C. Osterholtz, NRC Senior Resident Inspector, San Onofre Units 2 & 3 P. 0. Box 128 San Clemente, CA 92674-0128 949-368-7501 Fax 949-368-6085 J L--'L2N 4

NRC Monthly Operating Report, March 2002 San Onofre Nuclear Generating Station, Unit 2

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 2 March 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-361 SONGS - 2 Apr. 15, 2002 C. E. Williams (949) 368-6707 Page 2 of 4 OPERATING DATA REPORT I

Design Electrical Rating (Net MWe) 1070 2

Maximum Dependable Capacity (Gross MWe) 1127 3

Maximum Dependable Capacity (Net MWe) 1070 This Month Yr-to-Date Cumulative 4

Number of Hours in Period 744 2,160 163,225 5

Number of Hours Reactor Was Critical*

744 2,160 131,548 6

Hours Generator On-line

  • 744 2,160 129,801 7

Unit Reserve Shutdown Hours

  • 0 0

0 8

Net Electrical Energy Generated (MWh)

  • 842,031 2,444,570 138,337,586
  • Rounded

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 2 March 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-361 SONGS - 2 Apr. 15, 2002 C. E. Williams (949) 368-6707 Page 3 of 4 UNIT SHUTDOWNS AND POWER REDUCTIONS (1) F-Forced S-Scheduled (2) Reason:

A-Equipment Failure (Explain)

B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training & License Examination F-Administrative G-Operational Error (Explain)

H-Other (Explain)

(3) Method:

I-Manual 2-Manual Scram 3-Automatic Scram 4-Continuation from Previous Month 5-Reduction in the Average Daily Power Level of more than 20% from the previous day 6-Other (Explain)

(4) IEEE Std 806-1964 (5) IEEE Std 803A-1983 Number None Date N/A Type (1)

N/A Duration (Hours)

N/A Reason (2)

N/A Method of shutting down reactor (3)

N/A LER No.

N/A System Code (4)

N/A Component Code (5)

N/A Cause and corrective action to prevent N/A recurrence

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 2 March 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-361 SONGS - 2 Apr. 15, 2002 C. E. Williams (949) 368-6707 Page 4 of 4

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH Date Time Event 03/01/02 0001 Mode 1, 99.8%1'" Reactor Power, 1184 MWe.

03131/02 2400 Mode 1, 99.8%(') Reactor Power, 1187 MWe.

(1) 100% power equals 3438 MWt as revised by License Amendment approved on July 19, 2001.

NRC Monthly Operating Report, March 2002 San Onofre Nuclear Generating Station, Unit 3

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 3 March 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-362 SONGS - 3 Apr. 15, 2002 C. E. Williams (949) 368-6707 Page 2 of 4 OPERATING DATA REPORT 1

Design Electrical Rating (Net MWe) 1080 2

Maximum Dependable Capacity (Gross MWe) 1127 3

Maximum Dependable Capacity (Net MWe) 1080 This Month Yr-to-Date Cumulative 4

Number of Hours in Period 744 2,160 157,776 5

Number of Hours Reactor Was Critical

  • 707 2,086 128,977 6

Hours Generator On-line

  • 679 2,058 126,878 7

Unit Reserve Shutdown Hours

  • 0 0

0 8

Net Electrical Energy Generated (MWh)

  • 744,073 2,285,142 133,672,930
  • Rounded

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 3 March 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-362 SONGS - 3 Apr. 15, 2002 C. E. Williams (949) 368-6707 Page 3 of 4 UNIT SHUTDOWNS AND POWER REDUCTIONS (1) F-Forced S-Scheduled (2) Reason:

A-Equipment Failure (Explain)

B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training & License Examination F-Administrative G-Operational Error (Explain)

H-Other (Explain)

(3) Method:

1-Manual 2-Manual Scram 3-Automatic Scram 4-Continuation from Previous Month 5-Reduction in the Average Daily Power Level of more than 20% from the previous day 6-Other (Explain)

(4) IEEE Std 805-1984 (5) IEEE Std 803A-1983 Number 2002-01 Date 02/02127 Type (1)

F Duration (Hours) 65 H - Error during 230KV switchyard Reason (2) breaker testing resulted in isolation of Unit 3 from the grid, and subsequent unit trip.

Method of shutting down reactor (3) 3 LER No.

3-2002-001 System Code (4)

FK Component Code (5)

RLY Cause and corrective action to prevent LER to be submitted by 02/04/29.

recurrence

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 3 March 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-362 SONGS - 3 Apr. 15, 2002 C. E. Williams (949) 368-6707 Page 4 of 4

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH Date Time Event 03/01102 0001 Unit in Mode 3 03102102 1125 Unit entered Mode 2 1309 Reactor Critical 03/03/02 1024 Unit entered Mode 1 1642 Synchronized the main turbine to the grid and applied block load 03/05/02 0030 Unit at full load 99.8% Reactor Power, 1162 MWe 03/31/02 2400 Mode 1, 99.85%(1) Reactor Power, 1172 MWe.

(1) 100% power equals 3438 MWt as revised by License Amendment approved on July 19, 2001.