ML20046D220

Monthly Operating Rept for Jul 1993 for Cooper Nuclear Plant.W/930809 Ltr

ML20046D220
Person / Time
Site:	Cooper
Issue date:	07/31/1993
From:	Gardner R, Sullivan E NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
CNSS938743, NUDOCS 9308160354
Download: ML20046D220 (5)

Text

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s M 'M cooptn NUCLEAR STATION

• '4 Nebraska Public Power District " " * ?'A",", ""Jts; L""^,5"^ ""'

CNSS938743 August 9, 1993 Document Control Desk U. S. Nuclear Regulatory Commission Washington, D.C. 20555 Subj ec t : Monthly Operating Status Report for July, Docket No. 50-298.

Gentlemen:

Enclosed for your information and use is the Cooper Nuclear Station Monthly Operating Status Report for July 1993. 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, R. L. Gardner Plant Manager RLG/EAS/ dis Enclosures cc: G. D. Watson J . L. Milhoan

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a' OPERATING DATA REPORT ,

A' DOCKET NO. 050-0298 I UNIT CNS i DATE Aunust 9. 1993  !

OPERATING STATUS TELEPHONE (4 2) 825-5291 l

1. . ' Unit Name: COODer Nuclear Station Notes

2. Reporting Period: Julv1993 j

3. Ucensed Thermal Power (MWt): 2381 1

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

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

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g. Power level To Which Restricted, if Any (Net MWe):

10. Reasons For Restriction,if Any:

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This Month YrAo-Data Cumulatrve

11. Hours in Reporting Period 744.0 5.087.0 167.304.0 - -

12. Number of Hours Reactor Was Critical 88.0 1.614.0 126.581.0  !

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13. Reactor Reserve Shutdown Hour. 0.0 - 0.0

14. Hours Generator On-Une 00 1.526.0 '124.734.9

15. Unit Reserve Shutdown Hours. 0.0 0.0 ' O.0 l

16. Gross Thermal Energy Generated (MWH) 0.0 3.405.552.0 256.249.516.0 -

17. Gross Electric Energy Generated (MWH) 00 1.134.134.0 83.125.116.0 18 Net Doctric Energy Generated (MWH) 0.0 1.096.791.0 80.255.107.0 .[

19. Unit Service Factor 00 33 0 74.6

20. Unit Availability Factor 00 30.0 74.6

21. Unit Capacity Factor (Using MDC Net) 00 28.2 62.8

22. Unit Capacity Factor (Using DER Net) . 0.0 27.7 61.7  :,

23. Unit Forced Outage Rate 00 0.0 4.3 ,

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

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

26. Units in Test Status (Prior to Commercial Operation): Forecast Achieved '!

INtTIAL CRITICAUTY :l INITIAL ELECTRICITY COMMERCIAL OPERATION t

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AVERAGE DAILY UNIT POWER LEVEL ]

1 DOCKET NO. 050-0298 UNIT CNS DATE Auaust 9, 1993 TELEPHONE (402) 825-5291 MONTH July 1993 DAY AVERAGE DAILY POWER LEVEL DAY' AVERAGE DAILY POWER LEVEL .

(MWe-Net) (MWe-Net) 1 0 17 0 2 0 18 0 t 3 0 19 0 4 0 20 0 5 0 21 0 6 0 22 0 7 0 23 0 8 0 24 0 __

r 9 0 25 0 10 0 26 0 11 0 27 0 12 0 28 0  :

13 0 29 0 14 0 30 0 ,.

15 0 31 0 16- 0 INSTRUCTIONS l On thic 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 e' ',-

DOCKET NO. 050-0298 UNIT NAME CoODer Nuclear Station DATE August 9.1993 COMPLETED BY E. A. Sullivan TELEPHONE (402) 825-5291 REPORT MONTH July 1993 Method Of Ucensee Cause & Corrective Duration Shutting Event System' Component' Action to No. Date Type' (Hours) Reason

• Down Reactor' Report Code Code Prevent Recurrence 93-1 3/5/93 S 744 C 2 N/A N/A N/A Continuation of Refueling Outage.

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 - Manual Scram Sheets for Ucensee Event C - Refueling 3 - Automatic Scram Report (t.ER) File (NUREG-0161)

D - Regulatory Restriction 4 - Continued E - Operator Trainireg & Ucense Examination 5 - Reduced L.oad 5 bhibit I - Same Source F - Administrative 6 - Other G - Operational Eaor (Explain)

H - Other (Explain)

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OPERATIONS NARRATIVE  :

COOPER NUCLEAR STATION -

f July 1993  !

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.i The End of Cycle (EOC) 15 Refueling Outage began March 5,1993, and -

continued until July 21,1993. The Reactor was started up at 1753 on July 21,1993; however, due to flooding concerns in areas around the plant on the Missouri River, the Reactor was shut down on-July 23,1993. f No electricity was generated. State emergency agencies could not ] .

support a potential emergency at the plant while the emergency flood : j conditions existed for the nearby areas. After the flood emergency situation was under control by state and local authorities and they were - -l capable of plant emergency support, plant startup commenced at 2331 ~  !

e on July 29,1993. The generator was not online dunng the' month of'  !

July. ,

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