ML20063G127

Monthly Operating Rept for Jan 1994 for Cooper Nuclear Station

ML20063G127
Person / Time
Site:	Cooper
Issue date:	01/31/1994
From:	Gardner R, Peterson R NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
CNSS948528, NUDOCS 9402150331
Download: ML20063G127 (5)

Text

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. cooper NUCLEAR ST ATON P.O. 90X 98. BROWWLLE. NEBRASKA 68321 Nebraska Public Power-District '"it"Ifa ="" a CNSS948528

-February 8, 1994

~ Document Control Desk U. S, Nuclear Regulatory Commission

' Washington, D.C. 20555

Subject:

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

-Centlemen:

Enclosed for your information and use is the Cooper Nuclear Station _ Monthly.

. Operating Status Report for January 1994. The report ' includes Operating :  ;

Status, Average Daily Unit Power Level, Unit Shutdown Data and a Narrative' -;

Summary of Operating Experience.  ;

- Should you have any comments, or require additional information regarding' this .

report, please contact;me. .!

Sincerely, i

l R. L. Gardner e

. Plant Manager ->

RLG: ROP: dis -l 1

Enclosures cc: G. D. Watson {

J.-L. Milhoan  :

.+

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r-t OPERATING DATA REPORT f

DOCKET NO. 050-0298 s

-UNIT CNS DATE February 8. 1994 -

OPERATING STATUS TELEPHONE (402) 825-5770 ,

1. Unit Name: COODer Nuclear Station Notes [

- a. Reporting Period: January 1994

3. Ucenad Thermal Power (MWt): 2381 ,

4. Nameplate Rating (Gross MWe): 836

3. Design Electrical Rating (Net MWe): 778

6. Maximum Dependable Capacity (Gross MWe): 787

7. Maximum Dependable Capacity (Net MWe): 764

8. N Changes Occur in Capacity Ratings (ftems Number 3 Through 7) Since t.ast Report, Give Reasons:

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

90. Reasons For Restriction, H Any: .[

This Month Yr.-to-Date Cumulative .

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11. Hours in Reporting Period 744.0 744.0 171.721.0  ;

12. Number of Hours Reactor Was Critical 744.0 744.0 130.857.8

13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0 l

14. Hours Generator On-Une 744.0 744.0 128.990.3

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0 '

16. Gross Thermal Energy Generated (MWH) 1.736,568.0 1.736.568 0 266.094.460.0

17. Gross Electric Energy Generated (MWH) 579.432.0 579.432.0 86.401.330.0

18. Net Electric Energy Generated (MWH) 561.688.0 561.688.0 83.432.866.0

19. Unit Service Factor 100.0 100.0 75.1

20. Unit Availability Factor 100.0 100.0 75.1 31, Unit Capacity Factor (Using MDC Net) 98.8 93.8 63.6

22. Unit Capacity Factor (Using DER Net) 97.0 97.0 62.5

23. Unit Forced Outage Rate 0.0 0.0 4.2

24. Shutdown Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

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

26. Units in Test Status (Prior to Commercial Operation): Forecast Achieved INITIAL CR!TICAUTY INITIAL ELECTRICITY COMMERCIAL OPERATION ~

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 050-0298 UNIT CNS DATE Februarv 8, 1994 TELEPHONE (402) 825-5770 MONTH January 1994 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 771 17 769 -

12 764 18 769 3 769 19 769 4 770 20 768  ;

5 738 21 761 6 770 22 590 7 769 23 601 8 769 24 739 9 761 25 769 10 770 26 769 11 769 27 769 12 770 28 769 13 769 29 769 le 769 30 765 15 769 31 768 I

16- 765  :

INSTRUCTIONS l

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.

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UNIT SHUTDOWNS AND POWER REDUCTIONS -

DOCKET NO. _050-0298 .

UNIT NAME Cooper Nuclear Station DATE February 8.1994 COMPLETED BY R. O. Peterson TELEPHONE (402) 825-5770 REPORT MONTH January 1994 Method Of Ucensee Cause & Corrective Duration Shutting Event System

• Component $ Action to No. Date Type' (Hours) Reason

• Down Reactor' Report Code Code Prevent Recut ence 94-1 1/12/94 S 0.0 B 5 N/A N/A N/A Reduced load for turbine testing and repair of condensate booster pump.

1 F: Forced 2 Reason: 3 Method: 4 Exhibit G - Instructions for S: Scheduled A- Equipment Failure (Explain) 1 - Manual Preparation of Data Entry B - Maintenance or Test 2 - Manua! Scram Sheets for Ucensee Event i C - Refueting ' 3- Automatic Scram Report (LER) Rio (NUREG4161)

D - Regulatory Restriction 4 - Continued E - Operator Tralning & Ucense Examination 5 - Reduced Load 5 Exhibit 1- Same Source F- Administrative 6 - Other G - Operational Error (Explain)

!- H Other (Explain)

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t OPERATIONS NARRATIVE ' >

COOPER NUCLEAR STATION  !

January 1994  ;

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~I Cooper Station operated at 100 percent for the month of January, with: ,

1 the fo!!owing exceptions: ]

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1. January 2,9,16,30 - Slight derate to perform rod operability --

surveillance procedure.: O

2. January 5 - Slight derate to repair valve packing.

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3. January 21 Derate to perform turbine testing and repair b

condensate booster pump.

'I A unit capacity factor of 98.8 percent (MDC Net) was attained for the month of January.  ;

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