ML20084U674

Monthly Operating Rept for May 1995 for Cooper Nuclear Station

ML20084U674
Person / Time
Site:	Cooper
Issue date:	05/31/1995
From:	Ballinger P, Herron J NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
CENG958024, NUDOCS 9506130259
Download: ML20084U674 (5)

Text

p.-.

O

, COOr'ER NUCLEAR STATION P.O. BOX M. BROWWILLE. NEBRASKA 68321 Nebraska Public Power District "We=""

CENG958024 June 10, 1995 Document Control Desk U. S. Nuclear Regulatory Commission Washington, D.C. 20555

Subject:

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

Gentlemen:

Enclosed for your information and use is the Cooper Nuclear Station Monthly Operating Status Report for May, 1995. The report includes Operating Status, Average Daily Unit Power Level, Unit Shutdown Data and a Narrative Summary of Operating Experience for the month of May.

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

Sincerely,

~

h.A.AA. -

J. T. Herron P1 nt Manager JTH:PLB:tlb Enclosures cc: J. R. McPhail R. L. Gangel G. R. Horn P. D. Graham A. L. Dostal K. C. Walden D. D. Rieger E. A. Lanning A. J. Hubl R. L. Gumm J. H. Mueller NRC Senior Resident Inspector T. H. Black R. J. Singer T. L. Bundy L. J. Callan INPO Records Center R. W. Beck and Associates ANI Library E. J. Mroczka l H. J. Green F. E. Yost 9506130259 950531 i PDR ADOCK 05000298 PDR ll: Q ';-Q p .:..R.;

y,;; g :;.g .:; ;.-: , p gf ggf $gffg jh )jgh g '_[ Q,")_l }.f f :.. ?jl } f V:{' } .'f N l.;

______m n

7 e

~'

OPERATING DATA REPORT DOCKET NO. 050-0298 UNIT CNS DATE June 10. 1995 OPERATING STATUS TELEPHONE (402) 825-5295

1. Unit Name: Cooner Nuclear Station Notes

2. Reporting Pe.-hd: May1995

3. Ucensed Thermal Power (MWt): 2381

4. Nameplate Rating (Gross MWe): 836

6. 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-Date Cumulative

11. Hours in Reporting Period 744.0 3.623.0 183.360.0

. 13. Number of Hours Reactor Was Critical 744.0 2.507.0 135.697.2

13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0

14. Hours Generator On-Line 744.0 2.384.5 133.663.8

16. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 1.757.208.0 5.557.472.0 276.868.716.0

17. Gross Electric Energy Generated (MWH) 581.430.0 1.830.780.0 89.949.125.0

18. Net Electric Energy Generated (MWH) 564.201.0 1.773.876.0 86.872.314.0

19. Unit Service Factor 100.0 65.8 72 1

30. Unit Availability Factor 100.0 65.8 72.9

31. Unit Capacity Factor (Using MDC Net) 90.3 64.1 62.0

33. Unit Capacity Factor (Using DER Net) 97.5 62.9 60.9

23. Unit Forced Outage Rate 0.0 34.2 8.6

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

Refuelino Outooe. October 1995.

26. If Shut Down At End of Report Period, Estimated Date of Startup: N/A

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

w. - - -

n

.l

[r .

e j

'T .

AVERAGE DAILY UNIT POWER LEVEL

, DOCKET NO. 050-0298 UNIT CNS DATE June 10. 1995 TELEPHONE (402) 825-5295 MONTH May 1995 l DAY. AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL

- (MWe-Ne t) (MWe-Net) 1 -764 17 764 2- 764 18 764 ,

i 3 764 19 761 4 764 20 744 5 764 21 629 6 764 22 763 .

7 758 23 763  ;

8 765 24 763 9 765 25 762 10 765 26 763 11 764 27 763 12 764 28 759 ,

13 765 29 764 14 762 30 763 15 764 31 762 16 7G6 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, i

i

UNIT SHUTDOWNS AND POWER REDUCTIONS .

DOCKET NO. 050-0298 UNIT NAME Cooper Nuclear Station DATE June 10 1995 -

COMPLETED BY P L. Ballinaer .

REPORT MONTH May 1995 TELEPHONE I402)825-5295 4

Method Ucensee Cause & Correctnre Duration Of Event System

• Component' Actkm to No. Date Type' (Hours) Reason 8 Shuttino Report Code Code P.esent Recurrence Dow Reactor)

None 1 F: Forced 2 Reason: 3 Method: 4 Exhetnt G - Instrut.trons for S: Scheduled A - Eqdpeasnt Failure (Expleen) 1 - Manual Preparation of Data Entry B - Maintenance or Test 2 - Manuel Scram Sheets for Ucensee Event C - Refuefirig 3 - Automatic Scram Report (LERI FH4 (NUREG4161)

D - Regulatory Restriction 4 - Contmued E - Operator Training & License Examination 5 - Reduced Load 5 Extutxt I - Same Source F Admirustrative 6 - Other G - Operational Error (Explain)

H - Other (Explain)

( n x

(!

OPERATIONS NARRATIVE COOPER NUCLEAR STATION May 1995 Cooper Nuclear Station operated at full power during the month of May, with turbine testing and control rod adjustments occurring on May 20 and 21.

Cooper attained a unit capacity factor of 99.3 percent (MDC Net) for the month of May.

.