ML021070588
| ML021070588 | |
| Person / Time | |
|---|---|
| Site: | San Onofre  |
| 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
A Edward Scherer Manager of Nuclear I EDISON SOUTHERN CALIFORNIA An EDISON INTERNATIOALL Company 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
Attachment 1 NRC Monthly Operating Report, March 2002 San Onofre Nuclear Generating Station, Unit 2
USNRC MONTHLY OPERATING REPORT Docket No: 50-361 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS - 2 UNIT 2 Date: Apr. 15, 2002 March 2002 Completed by: C. E. Williams Telephone: (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 Docket No: 50-361 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS - 2 UNIT 2 Date: Apr. 15, 2002 March 2002 Completed by: C. E. Williams Telephone: (949) 368-6707 Page 3 of 4 UNIT SHUTDOWNS AND POWER REDUCTIONS 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 (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
USNRC MONTHLY OPERATING REPORT Docket No: 50-361 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS - 2 UNIT 2 Date: Apr. 15, 2002 March 2002 Completed by: C. E. Williams Telephone: (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.
Attachment 2 NRC Monthly Operating Report, March 2002 San Onofre Nuclear Generating Station, Unit 3
USNRC MONTHLY OPERATING REPORT Docket No: 50-362 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS - 3 UNIT 3 Date: Apr. 15, 2002 March 2002 Completed by: C. E. Williams Telephone: (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 Docket No: 50-362 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS - 3 UNIT 3 Date: Apr. 15, 2002 March 2002 Completed by: C. E. Williams Telephone: (949) 368-6707 Page 3 of 4 UNIT SHUTDOWNS AND POWER REDUCTIONS 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 (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
USNRC MONTHLY OPERATING REPORT Docket No: 50-362 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS - 3 UNIT 3 Date: Apr. 15, 2002 March 2002 Completed by: C. E. Williams Telephone: (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.