ML20064F985

Monthly Operating Rept for Feb 1994 for CNS

ML20064F985
Person / Time
Site:	Cooper
Issue date:	02/28/1994
From:	Gardner R, Peterson R WASHINGTON PUBLIC POWER SUPPLY SYSTEM
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
CNSS948556, NUDOCS 9403150521
Download: ML20064F985 (5)

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COOPER NUCLEAR ST AtloN fi d P.o. BOX 98. BRoWNVILLE. NEBRASKA 68321 j4 ;W'%d Nebraska "T22&i""

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4 CNSS948556 March 7, 1994 Document Control Desk U. S. Nuclear Regulatory Commission Washington, D.C. 20555

Subject:

Monthly Operating Status Report for February, Docket No. 50-298.

Centlemen:

Enclosed for your information and use is the Cooper Nuclear Station Monthly Operating Status Report for February 1994. The report includes Operating Strtus, Average Daily Unit Power Level, Unit Shatdown Data and a Narrative Summary of Operating Experience.

Should you have any comments, or require additional informat. ion regarding this report, please contact me.

Sincerely, I

R. L. Gardner Plant Manager RLG : ROP : dis Enclosures cc: C. D. Watson  ;

L. C. Callan '

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OPERATING DATA REPORT DOCKET NO. 050-0298 UNIT CNS DATE March 7. 1994 OPERATING STATUS TELEP110NE (402) 825-5770

- 1. Uatt Name: Cooper Nuclear Station _ *tes

2. Reporting Period: February 1994

3. Ucensed Thermal Power (MWt): 2381

4. Nameplate Rating (Gross MWe): 836 5 Design Electrical Rating (Net MWe): 778

6. Maximum Dependable Capacity (Gross MWe): 787

7. Maximum Dependable Capacity (Net MWe): 764

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons:

9. Power Level To Which Restricted. If Any (Net MWe):

10. Reasons For Restriction. If Any:

This Month Yr.-to-Da te Cumulative

11. Hours in Reporting Period 672.0 1.416.0 172.393.0

12. Number of Hours Reactor Was Critical 672.0 1.416.0 131.529.8 13, Reactor Reserve Shutdown Hours 0.0 0.0 0.0

14. Hours Generator On-Une 672.0 1.416 0 129.662.3

15. Unit Reserve Shutdown Hours 0.0 00 0.0

16. Gross Thermet Energy Generated (MWH) 1.571.448.0 3.308.016.0 267.665.908.0

17. Gross Electric Energy Generated (MWH) 523.757.0 1.103.189.0 86.925.087.0

18. Net Eiectric Energy Generated (Mwh) 507.714.0 1.069.402.0 83.940.580.0

19. Unit Service Factor 100.0 100.0 75.2

20. Unit Availability Factor 100.0 100.0 75.2

21. Unit Capacity Factor (Using MDC Net) 98.9 98.9 63.7

22. Unit Capacity Factor (Using DER Net) 97.1 97.1 62.6

23. Unit Forced Outage Rate 0.0 0.0 4.2 24 Shutdown Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

25. If Shut Down At End of Report Period, Estimated Date of Startup:

26. Units in Test Status (Prior to Commercial Operation): Forecast Achieved INITIAL CRITICAUTY INITIAL ELECTRICITY COMMERCIAL OPERATION

4 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 050-0298 UNIT CNS DATE March 7. 1994 TELEPHONE (402) 825-5770 MONTH Febntary 1994 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 768 17 770 2 768 18 761 3 768 19 554 4 769 20 672 5 769 21 765 6 766 22 755 7 767 23 767 8 768 24 768 9 767 25 768 10 768 26 768 ___

11 769 27 765 12 770 28 750 13 765 14 771 15 769 16 770 INSTRUCTIONS On this format' list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

UNITGHUTDOWNS AND POWER REDUCTIONS i

4 DOCKET NO. 050-0298 UNIT NAME Cooper Nuclear Station DATE March 7.1994 7 COMPLETED BY R. O. Peterson TELEPHONE (402) 825-5770 REPORT MONTH February 1994

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Ucensee t Method Of Cause & Corrective Duration Shutting Event System

• Component 5 Actgm to No. Date Type' (Hours) Reason

• Down Reactor' Report Code Code Prevent Recurrence 94-2 2/18/94 S 0.0 B 5 N/A N/A N/A Reduced load for rod pattem adjustment, turbine [

testing, and repair of feedwater pump.

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N 1 F: Forced 2 Reason: 3 Method: 4 Exhibit G - Instructions for S: Scheduled A - Equipment Failure (& plain) 1 - Manual Preparation of Data Entry .l B - Maintenance or Test 2 - Manua! Scram Sheets for Ucensee Event C - Refueling 3 - Automatic Scram Report (LER) Rie (NUREG4161)  ;

D - Regulatory Restriction 4 - Continued E - Operator Training & Ucense Examination 5 - Reduced Load 5 Exhibit I- Same Source  ;

F - Mministrative 6 - Other G - Operational Error (Explain)

H - Other (Explain) l

OPERATIONS NARRATIVE COOPER NUCLEAR STATION February 1994 Cooper Station operated at 100 percent for the month of February, with the following exceptions:

1 February 6,13 and 27 - Slight derate to perform rod operability surveillance procedure.

2. February 18 Derate to perform rod pattern adjustment, turbine testing, and repair feedwater pump.

3. February 28 - Derate to perform RPS surveillance testing.

A unit capacity factor of 98.9 percent (MDC Net) was attained for the month of February.

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