ML20136G824

Monthly Operating Rept for Oct 1985

ML20136G824
Person / Time
Site:	Cooper
Issue date:	10/31/1985
From:	Salisbury J, Thomason P NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF RESOURCE MANAGEMENT (ORM)
References
CNSS850634, NUDOCS 8601080585
Download: ML20136G824 (5)

Text

pe OPERATING DATA REPORT DOCKET NO.

% -298 DATE 11-6-85 COSIPLETED BY LK Salishuv TELEPHONE (402) 825-381'l OPERATING STATUS Notes

1. Unit Name:

rnnnne mctn,r <;entinn

2. Reporting Period:

October, 1985

' 3. Licensed Thermal Power (MWt):

2381 836

4. Nameplate Rating (Gross MWe):

5. Design Electrical Rating (Net 51We): 778 787

6. Maximum Dependable Capacity (Gross MWe):

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.lf Any (Net MWe):

10. Reasons For Restrictions. If Any:

This Month Yr..to-Date Cumulative I1. Hours in Reporting Period 745.0 7.2%.0 99,385.0

12. Number Of Hours Reactor Was Critical 113.5 1.100.8 74,056.4

13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0

14. Hours Generator On.Line 113.5 973.7 72.794.3

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Therma! Energy Generated (MWH)-

232.562.0 f 384.%6.0 142.824.957.0

17. Gross Electrical Energy Generated (MWH) 82.455.0 432.366.0 45,456,862.0

18. Net Electrical Energy Generated (MWH) 7s_s71.0 410,293.0 43.7 %,905.0

19. Unit Service Factor 15.2 13.3 73.2

20. Unit Availability Factor 15.2 13.3 73.2

21. Unit Capacity Factor (Using MDC Net) 13.3 7.4 57.7

22. Unit Capacity Factor (Using DER Net) 13.0 7.2 56.6

.23. Unit Forced Outage Rate 84.8 39 3 4.4

• 24. Shutdowns Scheduled Over Next 6 Months (Type.'Date.and Duration of Each t:

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

November 20. 1985

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

Forecast Achieved

- INITIA L CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPER ATION

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-298 UNIT CNS DATE 11--6-85

_ COMPLETED BY J.K.

Salisbury TELEPliONE (402) 825-3811 SiONT11 Octnhor. 1985 DAY AVERAGE DAILY POWER LEVEL DAY AVERAG I AILY POWER LEVEL t.T!We-Net )

(y we.Negy I

698 17 0

2 600 18 0

3 761 ' ' ' ' - ~ ~ ~

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4 722 0

20 5

496 21 0

6 0

33 n

7 0

...... 3 3 -.. -.

....9-..

S 0

24 0

9 0

25 0

10 0

26 0

11 0

27 0

12 0

23 0

13 0

39 0

I4 30 0

15 0

31 0

16 0

INSE!UCT'ONS On this form:1.!ist the nerage da:Iy unit power I: vel in SIWE. Net for each day in the reportanc month. Compu the nearest whole me;2w.itt.

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s DOCKET NO.

50-298 UNITSilUlDOWNS AND' POWER REDUCTIONS UNIT NAME CNS DATE 11-6-85 COMPLETED NY J.K.

Salisbury REPORT MON 111 October. 1985 TELErilONE (402) 825-3811 "k

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3 Yk Licensee

,Eg Cause & Corrective No.

Date g

gg j g5 Event

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Prevent Recurrence

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85-01 10-5-85 F

631.5 A

2 NA NA NA IIigh vibration on the Main Turbine required plant shutdown. The plant was manually scrammed at 1730.

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F: Forced Reasorl:

Method:

Exhibit G Instructions S: Sc!>cduled A Equipment Failure (Explain) 1-Manual for. Preparation of Data B-Maintenance of Test 2-Manual Scram.

Entry Sheets for Licensee C. Refueling 3 Automatic Scram.

Event Report (LER) File (NURI.G-D Reg 6latory Restriction 4 Other (Explain) 0161)

E Operator Training & License Examination i.

F Administrative 5

G-Operational Error (Explain)

Eshibit 1 - Same Source I

07/.77)

Il Other (Explain) 9 s

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OPERATIONS NARRATIVE

,~ COOPER NUCLEAR STATION October, 1985 5-The plant operated through the month of October with one unscheduled shutdown, I

no scheduled shutdowns ~and no scheduled or. unscheduled reductions'in power.

i High main. turbine vibration required an unscheduled shutdown on October 5, l

1985. Plant power was reduced to approximately 44% of -rated and -then scrammed at 1730 hours0.02 days <br />0.481 hours <br />0.00286 weeks <br />6.58265e-4 months <br />. Turbine maintenance / repair is now in progress.

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COOPER NUCLEAR ST ATION P.O. BOX 98, BRoWNVILLE, NEBR ASKA 68321 Nebraska Publ.ic Power D. tr. t is ic 1cLem=c om e2-2 u CNSS850634 November 6, 1985 Director, Office of Management Information and Program. Control U.S. Nuclear Regulatory Commission Washington, D.C.

20555

Subject:

Monthly Operation Status Report for October 1985 Docket No. 50-298 Gentlemen:

Enclosed for your information and use is the Cooper Nuclear Station Monthly Operating Status Report for October 1985. The report includes Operating Status, Average Daily Unit Power Level, Unit Shutdown Data, and a Narrative Summary of Operating Experience.,

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

Sincerely, A

P. V. Thomason Division Manager of Nuclear Operations i

PVT:1b Enclosure f

cc:

.G. D. Watson w/ enc.

A. C. Gehr w/ enc.

R. D. Martin w/ enc.

9'N

.