ML20115H399

Monthly Operating Rept for June 1996 for Cooper Nuclear Station

ML20115H399
Person / Time
Site:	Cooper
Issue date:	06/30/1996
From:	Herron J NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NLS960139, NUDOCS 9607230101
Download: ML20115H399 (6)

Text

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COOPER NUCLEAR STA1K)N P.o. 90X 96, BROWNVILLE NEBRASKA 88321 Nebraska Public Power District "h%"

NLS960139 July 15, 1996 U. S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555

Subject:

Monthly Operaring Status Report for June 1996, Docket No. 50-298.

l Gentlemen:

1 Enclosed for your information and use is the Cooper Nuclear Station Monthly l Operating Status Report for June 1996. The report includes Operating '

Status, Average Daily Unit Power Level, Unit Shutdown Data and a Narrative  !

Summary of Operating Experience for the month of June, j Should you have any comments, or require additional information regarding this report, please contact me.

Sincerely, I

I

! J. T. Herron l P1 nt Manager l

JTH:PLB:tlb Enclosures cc: ANI Library R. W. Beck and Associates T. H, Black T. L. Bundy L. J . Callan J. M. Cline A. L. Dostal R. L. Gumm G. R. Horn INPO Records Center E. A. Lanning J. L. Long W. R. May5en J. R. McFaail J. H. Mueller NRC Senior Resident Inspector g j R. J. Singer i F. E. Yost 9607230101 960630 ~} ./

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• l OPERATING DATA REPC,RT f

1 DOCKET No. 050-0298 UNIT CNE i DATE July 15, 1996 l

. OPERATING STATUS TELEPHONE

! (402) 825-5295  !

1. Unit Name: CnnpetNucleat. Station Notes

2. Reporting Period: June 1998  ;

3. Licensed Thermal Power (MWt): 2391 .

4. Nameplate Rating (Grosa MWe): R38 l S. Design Electrical Rating (Net MWe): 778

6. Maximum Dependable Capacity (Gross MWe): 7R7 i

7. Maximum Dependable Capacity (Net MWe): 264

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

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

10. Reasons For Restriction,if Any:

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This Month Yr.-to-Date Cumulative

11. Hours in Reporting Period 720 4,367.0 192,864.0  !

12. Number of Hours Reactor Was Critical 539.3 4,186.3 143,227.7 l

13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0

14. Hours Generator On-Line 492.1 4,123.2 141,067.1

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0 i

16. Gross Thermal Energy Generated (MWH) 1,110,885.0 9,344,503.0 293,670,931.0 }

17. Gross Electric Energy Generated (MWH) 357,520.0 3,086,768.0 95,467,078.0

18. Net Electric Energy Generated (MWH) 349,673.0 2,997,033.0 92,223,162.0  ;

19. ' Unit Service Factor 68.4 94.4. 73.1 l

20. Unit Availability Factor 68.4 94.4 73.1 l

21. Unit Capacity Factor (Using MDC Net) 63.6 89.8 62.6 )

22. Unit Capacity Factor (Using DER Net) 62.4 88.2 61.5 l

- 2 3. Unit Forced Outage Rate 0.0 0.0 8.2 ;

- 24. Shutdown Scheduled Over Next 6 Months I (Type,Date, and Duration of Each): N/A

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

26. Units in Test Status (Prior to Commercial Operation): Forecast Achieved INITIAL CRITICALITY ._

INITIAL ELECTRICITY

.- COMMERCIAL OPERATION I

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 050-0298 UNIT CNS DATE July 15. 1996 TELEPHONE (402) 825-5295 MONTH June 1996 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net)

& 0 17 E

@ 0 B 70 B 0 D E M 0 1 E G 0 3 E

% o D T$

@ 0 3 E

@ 0 24 a W 0 B B l l

10 79 26 757 l 1

n e a a j 22 4so 28 756  ;

l 13 711 29 752 l 14 749 I 751 15 754 16 746 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.

UNIT SHUTDOWNS AND POWER REDUCTIONS .

DOCKET NO. .050-0298 UNIT NAME _ Cooper _ Nuclear. Station _._ [

DATE .JulyJ5._1996. "

COMPLETED BY _P LBallinger  :

REPORT MONTH _JuneJ996_ TELEPHONE _(4021 B254295  !

t Method Licensee Cause & Corrective Duration Of Event System' Component' Action to  ;

No. Date Type' (Hours) Reason 8 Shutting Report Code Code Prevent Recurrence l Down Reactor 8 96-04 6/1/96 S 227.9 A 2 N/A N/A N/A Plant was shutdown 6/1/96 to 6/10/96 l for fuelleaker replacement. One leaking i fuel assembly was identified and replaced. Reactor was taken critical on '

6/8/96 and the generator brought online [

on 6/10/96. Normal power ascension l was implemented with full power i achieved on 6/15/96.  ;

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d I

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1 F: Forced 2 Reason: 3 Method:. 4 Exhibit G - Instructions for S: Scheduled A - Equipment Failure (Explam) 1 - Manual Preparation of Data Entry 8 - Maintenance or Test . 2 - Manual Scram Sheets for Licensee Event C - Refuelmg 3 - Automatic Scram Report (LER) Fife (NUREG-0161)

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

H - Other (Explaml

OPERATIONS NARRATIVE COOPER NUCLEAR STATION June 1996 I

The plant was shutdown from 6/1/96 to 6/10/96 for fuel leaker l

replacement. One leaking fuel assembly was identified and replaced.

The reactor was taken critical on 6/8/96 and the generator brought online  !

on 6/10/96. Normal power ascension was implemented with full power j achieved on 6/15/96. Normal full power operation was maintained for I the remainder of the month.

A capacity factor of 62.4 was achieved for the month.

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'l LIST OF NRC COMMITMENTS l ATTACHMENT 3 l l l

Correspondence No: NLS960139 The following table identifies those actions committed to by the District in this document. Any other actions discussed in the submittal represent intended or planned actions by the District. They are described to the NRC for P.he NRC's information and are not regulatory commitments. Please notify the Licensing Manager at Cooper Nuclear Station of any questions regarding this document or any associated regulatory commitments.

COMMITTED DATE COMMITMENT OR OUTAGE None 1

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l PROCEDURE NUMBER 0.42 l REVISION NUMBER 1.1 l PAGE 9 OF 11 l