ML20237J067

Monthly Operating Rept for Jul 1987

ML20237J067
Person / Time
Site:	Cook
Issue date:	07/31/1987
From:	Climer, St Amand J INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:
Shared Package
ML20237H945	List: ML20237H942 ML20237J067 ML20237J068
References
NUDOCS 8708250295
Download: ML20237J067 (5)

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N.R.C. OPERATING DATA REPORT DOCKET NO. 50-315 DATE 8/4/87 COMPLETED BY CLIMER TELEPHONE 616-465-5901 OPERATING STATUS

1. Unit Name D. C. Cook Unit 1 -----------------------

2. Reporting Period JULY 87 inotes l

3. Licensed Thermal Power (MWt) 3250 l l

4. Name Plate Rating (Gross MWe) 1152 l 1

5. Design Electrical Rating (Net MWe) 1030 l l

6. Maximum Dependable Capacity (GROSS MWe) 1056 l l

7. Maximum Dependable Capacity (Net MWe) 1020 ----------------------- l

8. If Changes Occur in Capacity Ratings (Items no. 3 through 7) Since Last Report Give Reasons

9. Power Level To Which Restricted. If Any (Net MWe)

10. Reasons For Restrictions. If Any:

This Mo. Yr. to Date Cumm.

11. Hours in Reporting Period 744.0 5087.0 110279.0

12. No. of Hrs. Reactor Was Critical 0.0 3908.7 79734.5

13. Reactor Reserve Shutdown Hours 0.0 0.0 463.0

14. Hours Generator on Line 0.0 3886.3 78204.9

15. Unit Reserve Shutdown Hours 0.0 0.0 321.0

16. Gross Therm. Energy Gen. (MWH) 0 10823586 227456094

17. Gross Elect. Energy Gen. (MWH) 0 3465460 74361330

18. Net Elect. Energy Gen. (MWH) 0 3323568 71520799

19. Unit Service Factor 0.0 76.4 72.2

20. Unit Availability Factor 0.0 76.4 72.2

21. Unit Capacity Factor (MDC Net) 0.0 64.1 64.7

22. Unit Capacity Factor (DER Net) 0.0 63.4 62.6

23. Unit Forced Outage Rate 0.0 8.5 8.6

24. Shutdowns Scheduled over Next Six Months (Type,Date,and Duration):

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

Unit carrentiv shutdown for cycle 9-10 refuelint. Estimated startup date is 9-1-87.

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

Forcast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

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AVERAGE DAILY POWER LEVEL (MWe-Net)

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0 20 0 4

0 21 0 5

0 22 0 6

0 23 0 7

0 24 0 8 ,

0 25 0

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DOCKET NO: 50-315 UNIT NAME: D. C. Cook. Unit 1-

[ COMPLETED BY: J. L. St. Amand TELEPHONE: ,(616).'465-5901

, DATE: Aug. 10, 1987'

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PAGE: 1 of 1 MONTHLY OPERATING ACTIVITIES - JULY 1987

.. HIGHLIGHTS:

The reporting period began with the unit in Mode 5 at 147'F, preparing for~ the cycle 9-10 refueling. The steam generators were' drained for cleaning, and the unit brought.to half-loop configuration. Mode 6'was entered on 7-20-87..

An unusual event was declared on 7-23-87 to transport an injured and possibly contaminated worker ~to the hospital. .The unusual event.was terminated later the same day.

The reactor vessel head was lifted on 7-26-87, and fuel off-loading began later that day.- The reporting period ended in Mode 6 with fuel off-loading in progress.

Gross Electrical Generation for the month of Ju?y was 0 MWH.

SUMMARY

7-1 0000: The' unit is in Mode 5 at 147*F for the cycle 9-10 refueling outage.

7-2-87 2007: Started draining steam generators for cleaning.

7-6-87 1145: Half-loop established.

7-20-87 2203: Mode 6 entered. Began detensioning reactor vessel head stud:: in preparation for defueling.

7-23-87 1725: Declared unusual event. Transporting worker to hospital i in anti-contamination clothing due to a suspected back L injury.

1351: Unusual event terminated.

7-26-87 0015: Began lifting reactor head.

1532:- Began fuel off-load.

The reporting period ended with the unit in Mode 6, core unloading in progress.

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. DOCKET N0. 50-315 UNIT NAME D. C. Cook - Unit No. 1 DATE Aug. 10, 1987 COMPLETED BY J. L. St. Amand .

l TELEPHONE (616) 465-5901 PAGE 1 of 1 MAJOR SAFETY-RELATED MAINTENANCE JULY, 1987.

I&C-1 The N-31 source range monitor detector was replaced after indicating erratically. The new detector was calibrated and operability tested before returning to service.

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