NLS2003119, October 2003 Monthly Operating Report for Cooper Nuclear Station

October 2003 Monthly Operating Report for Cooper Nuclear Station

ML033230316
Person / Time
Site:	Cooper
Issue date:	11/13/2003
From:	Jason Christensen Nebraska Public Power District (NPPD)
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
NLS2003119
Download: ML033230316 (5)

Text

ir Nebraska Public Power District Always there when you need us NLS2003119 November 13, 2003 U. S. Nuclear Regulatory Commission Attention: Document Control Dcsk Washington, D.C. 20555-0001

Subject:

Monthly Operating Report for October 2003, Docket No. 50-298 The purpose of this letter is to provide the Cooper Nuclear Station Monthly Operating Report for October 2003. In accordance with the guidance provided by Generic Letter 97-02, this report includes an Operating Data Report and Unit Shutdown Report for the month of October. In accordance with Technical Specification 5.6.4, this report also includes documentation of challenges to the safety/rclief valves.

Should you have any comments or require additional information regarding this report, please contact Paul Fleming at (402) 825-2774.

Sincerely, At4 John Christensen 1'4 Plant Manager

/cb Enclosure cc: NRC Regional Administrator W. J. Fehrman NRC Senior Resident Inspector W. D. Shanks ANI Library R. K. Edington C. C. Warren J. M. Cline B. Lewis A. L. Dostal G. W. Griffith J. W. Dutton S. Moffitt R. L. Gutnrn INPO Rccords Center Records COOPER NUCLEAR STATION P.O. Box 98 /Brownville, NE 68321-0098 'C Telephone: (402) 825-2811 / Fax: (402) 825-5211 wwvwv.nppd.com

APPENDIX A OPERATING DATA REPORT DOCKET NO. 050-0298 UNIT NAME Cooper Nuclear Station DATE 11/13/2003 COMPLETED BY Rodrick Wiibon TELEPHONE (402) 825-5135 Reporting Period: October2003 This Month Yr.-to-Date Cumulative

1. Design Electrical Rating (Net MWe). 778.0 NrA NMA The nominal net electrical output of the unit specified by the utility and used for the purpose of plant design.

2. Maximum Dependable Capacity (Net NlWe): 764.0 N!A N!A The gross electrical output as measured at the output terminals of the turbine-generator during the most restrictive seasonal conditions minus the normal station service loads.

3. Number of ilours the Reactor Was Critical. 651.0 5.143.6 197666.7 The total number of hours during the gross hours of the reporting period that the reactor was critical.

4. Number of Ilours the Generator Was On Line. 651.0 4915.5 194786.1 (Also called Service I lours). The total number of hours during the gross hours of the reporting period that the unit operated with the breakers closed to the station bus.

The sum ofthe hours the generator was on line plus the total outage hours should equal the gross hours in the reporting period.

5. Unit Reserve Shutdown Ilours. 0.0 0.0 0.0 The total number of hours during the gross hours of the reporting period that the unit was removed from service for economic or similar reasons but was available for operation.

6. Net Electrical Energy (NMWII). 483390.0 3531294.0 132192966.0 The gross electrical output of the unit measured at the output terminals of the turbine-generator minus the nonnal station service loads during the gross hours of the reporting period, expressed in mega-watt hours. Negative quantities should not be used.

11/14/2003 e:03 r!u

APPENDIX B UNIT SHUTDOWNS DOCKET NO. 050-0298 UNIT NAM1E Cooper Nuclear Station DATE 11/13/2003 COMPLETED BY Rodrick Wilson TELEPHONE (402) 825-5135 REPORT MNIONTII October 2003 Non Date F:FORCTpe Duration (hlours) Reaon (I) M Dod (2) ht CAUSE/CORRECTIVE ACTIONS COMMENTS S: SCHEDULED 03-05 10/28/03 F FORCED 94 A 2 lire In the main ssitchyard

SUMMARY

A fire on the support structure for the generator output to the 345 KV system resulted in the decision to take CNS omine (1) Reason:

A -Equipment Failire (Explain)

R - Maintenance or Test C - Refueling D . Regulatory Restriction E -Operator TrainingfLlcense Examination F- Administrative G . Operational Error (Explain) 11- Other (Explain)

(2) Method:

I - Manual

2. Manual Trip/Scram 3 -Automatic Trip/Scram 4 -Continuation 5 -Other (Explain) 11/14/2003 8:03 AM

APPENDIX C SAFETY/RELIEF VALVE CHALLENGES OCTOBER 2003 There were no challenges to the safety/relief valves during the month of October.

I ATTACHMENT 3 LIST OF REGULATORY COMMITMENTS© Correspondence Number: NLS2003119 The following table identifies those actions committed to by Nebraska Public Power District (NPPD) in this document. Any other actions discussed in the submittal represent intended or planned actions by NPPD. They are described for information only and are not I regulatory commitments. Please notify the Licensing & Regulatory Affairs Manager at Cooper Nuclear Station of any questions regarding this document or any associated regulatory commitments.

COMMITTED DATE COMMITMENT OR OUTAGE None I PROCEDURE 0.42 l REVISION 13 l PAGE 14 OF 16