ML20077A120

Monthly Operating Rept for May 1983

ML20077A120
Person / Time
Site:	Cooper
Issue date:	06/04/1983
From:	Ballinger P, Thomason P NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
CNSS830371, NUDOCS 8307220184
Download: ML20077A120 (5)

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,e OPERATING DATA REPORT DOCKET NO 050-298 DATE 6-4-83 COMPLETED BY P. L. Ballinger TELEPHONE 402-825-3811 OPERATING STATUS

1. Unit Name:

Cooper Nuclear Station Notes

2. Reporting Period:

May 1983 2381

3. Licensed Thermal Power (MWt):

836

4. Nameplate Rating (Gross MWe):

5. Design Electrical Rating (Net MWe):

778

6. Maximum Dependable Capacity (Gross MWe):

787 764

7. Maximum Dependable Capacity (Net MWe):

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 Restrictions.lf Any:

This Month Yr.,o Date Cumulative I1. Hours In Reporting Period 744.0 3,623.0 78,168.0

12. Number Of Haurs Reactor Wa? Critical 0.0 2,850.1 64,221.0

13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0

14. Hours Generator On-Line 0.0 2.840.4 63,212.4

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 0.0 6.227.904.0 126,289,206.0

17. Gross Electrical Energy Generated (MWH) 0.0 2.083.668.0 40,015,896.0

18. Net Electrical Energy Generated (MWH) 0.0 2.011.673.0 38,585,133.0

19. Unit Service Facter 0.0 78.4 80.9

20. Unit Availability Factor 0.0 78.4 80.9

21. Unit Capacity Factor (Using MDC Net) 0.0 72.7 64.6

22. Unit Capacity Factor (Using DER Net) 0.0 71.4 63.4

23. Unit Forced Outage Rate 0.0 0.7 3.7

• 24. Shutdowns Scheduled Over Next 6 Mor.ths IType. Date,and Duration of E.ich1:

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

.Iuly 1, 1983

26. Units In Test Status (Prior to Commercial Operation):

Forecast Achieved INITIA L CRITICALITY INITIAL ELECTRICITY 7'

4(,f COMMERCIAL OPERATION 8307220184 830604 PDR ADOCK 05000290 go m i R

PDR

=

AVERAGE DAILY UNIT POWER LEVEL 050-298 DOCKET NO.

UNIT Cooper Nuclear Station DATE 6-4-83 3

COMPLETED BY P. L. Ballinger 402-825-3811 TELEPHONE MONTH DY DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(Mwe. Net) -

1 0

0 37 2

0 0

jg 3

0 39 0

4 0

20 0

0 0

5 21 6

0 0

22

_7

,3 0

0 8

0 28 0

9 0

25 0

26 0

10 0

11 0

27 0

0

-12 0

g 0

l 13 0

29 14 0

30 0

0 15 0

3g 16 0

l

. INSTRUCTIONS On this format. list the average daily unit power levelin MWe-Net for each day in the reporting month. Compute to j

the nearest whole megawatt.

I 1.

(9/77)

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- - -. ~ -..,

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i 050-298 DOCKET NO.

f UNITSilU1 DOWNS AND POWER REDUCTIONS UNIT NAME Cooper Nuclear Station DATE 6-4-83

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COMPLETED BY P-T-- Rn114nger REPORT MONTil May TELEPHONE 402-825-3811 e.

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Y Licensee

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n.

Cause & Corrective Action to No.

Date g

Eg h* 2s5 Event p

pu y:

jgg Report #

u) y Prevent Recurrence H

g 6

83-3 830430 S

744 c

2 N/A N/A N/A 1983 Refueling and Maintenance Outage 4

i I

2 3

4 F: Forced Reason:

Method:

Exhibit G - Instructions S: Scheduled A Equipment Failure (Explain)

I-Manual for, Preparation of Data i

2 Manual Scram.

Entry Sheets for Licensee B Maintenance of Test C-Refueling 3-Automatic Scram.

Event Repint (LER) File (NUREG-D-Regulatory Restriction 4 Other (Explain) 0161)

E. Operator Training & License Examination F-Administrative 5

Exhibit I Same Source G-Operational Error (Explain) 19/77) 11-0ther (Explain)

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OPERATIONS NARRATIVE Cooper Nuclear Station May 1983 The 1983 Refueling and Maintenance. Outage continued through the month'of May.

NDE of the reactor recirc piping has revealed possible cracks.

Examinations of all recire piping welds and weld overlay of possible cracks will extend the outage by several weeks. A July 1, 1983 start-up date is planned.~

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COOPER NUCLEAR STATION Nebraska Public Power District

"~ " "'A"E" 2MA'; Us"".^>T^

CNSS830371 June 4, 1983 Director, Office of Management Information and Program Control U.S. Nuclear Regulatory Commission Washington, D.C.

20555

Subject:

Monthly Operation Status Report for May 1983 Docket No. 50-298 Gentlemen:

Enclosed for your information and use is the Cooper Nuclear Station Monthly Operating Status Report for May 1983. 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, f

M P. V. Thomason Acting Station Superintendent Cooper Nuclear Station PVT:cg Enclosure cc:

G. D. Watson w/ enc.

A. C. Gehr w/ enc.

J. T. Collins w/ene.

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