ML17325B203

Monthly Operating Rept for Jan 1989 for DC Cook Nuclear Plant Unit 1.W/890206 Ltr

ML17325B203
Person / Time
Site:	Cook
Issue date:	01/31/1989
From:	Giles H, Will Smith, Stephens T INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 8906120079
Download: ML17325B203 (12)

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ACCESSION NBR:8906120079 DOC.DATE: 89/01/31 NOTARIZED: NO DOCKET FACIL:50-315 Donald C. Cook Nuclear Power Plant, Unit 1, Indiana & 050(%315 AUTH. NAME . AUTHOR AFFILIATION GILES,H. Indiana Michigan Power Co. (formerly Indiana & Michigan Ele SMITH,W.G. .. Indiana Michigan .Power .Co. (formerly Indiana & Michigan Ele RECIP.NAME . RECIPIENT AFFILIATION .

SUBJECT:

Monthly operating rept for Jan 1989 for DC Cook Nuclear Plant Unit 1.W/890206 ltr.

DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR ENCL SIZE:

TITLE: Monthly,5)perating Report (per Tech Specs) j 14 t NOTES RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL PD3-1 LA 4 4 PD3-1 PD 1 1 D STANG,J 1 1 D

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TOTAL NUMBER OF COPIES REQUIRED: LTTR 20 ENCL 20

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lndlana Michigan Power Company Cook Nuclear Plant One Cook Place Bridgman, Ml 49106 616 465 5901 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D.C. 20555 February 6, 1989 Gentlemen:

Pursuant to the requirements of Donald C. Cook Nuclear Plant Unit 1 Technical Specification 6.9. 1.10, the attached Monthly Operating Report for the month of January 1989 is submitted.

Sincerely, W. G. Smith, Jr.

Plant Manager WGS/jd cc: B. A. Svensson NRC Region III D. R. Hahn EPRI--Nuclear Safety Analysis Center R. C. Callen S. L. Hall INPO Records Center ANI Nuclear Engineering Department D. H. Williams, Jr.

M. P. Alexich J. F. Kurgan J. J. Markowsky D. A. Timberlake D. W. Paul T. 0. Argenta S. H. Steinhart B. L. Jorgensen J. R. Sampson D. S. Climer E. A. Smarrella Dolly Krieger T. R. Stephens S906i20079 S5'Oi3i PDR ADOCK 05000315 R , PDC

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N.R.C. OPERATING DATA REPORT DOCKET NO. 50-315 DATE 01-Feb-89 COMPLETED BY H. Giles TELEPHONE 616-465-5901 OPERATING STATUS

1. Unit Name D. C. Cook Unit 1

2. Reporting Period JAN 89 ,'notes

3. Licensed Thermal Power (MWt) 3250

4. Name Plate Rating (Gross MWe) 1152

5. Design Electrical Rating (Net MWe) 1030

6. Maximum Dependable Capacity (GROSS MWe) 1056

7. Maximum Dependable Capacity (Net MWe) 1020

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 744.0 744.0 123480.0

12. No. of Hrs. Reactor Was Critical 723.5 723.5 90995.2

13. Reactor Reserve Shutdown Hours 0.0 0.0 463.0

14. Hours Generator on Line 718.4 718.4 89337.3

15. Unit Reserve Shutdown Hours 0.0 0.0 321.0

16. Gross Therm. Energy Gen. (MWH) 1846055 1846055 259052470

17. Gross Elect. Energy Gen. (MWH) 585100 585100 84503300

18. Net Elect. Energy Gen. (MWH) 559353 559353 81258142

19. Unit Service Factor 96. 6 96,6 73.6

20. Unit Availability Factor 96.6 96.6 73.6

21. Unit Capacity Factor (MDC Net) 73.7 73. 7 65.6

22. 'Unit Capacity Factor (DER Net) 73.0 73.0 63.6

23. Unit Forced Outage Bate 3.4 3.4 7.9

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

Unit 1 c cle 10-11 rei-uelin ou 4~eh March ll 1989.

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

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

Foxcast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

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AVERAGE DAILY POWER LEVEL (MWe-Net)

DOCKET NO. 50"315 UNIT ONE DATE 02-Feb-89 COMPLETED BY H. Giles TELEPHONE 616-465-5901 MONTH JAN 89 AVERAGE DAILY AVERAGE DAILY DAY POWER LEVEL DAY POWER LEVEL 1 902 17 43 2 901 18 517 3 901 19 691 4 901 20 691 5 902 21 691 6 902 22 693 7 902 23 690 8 900 24 691 9 899 25 693 10 900 26 688 11 900 27 692 12 900 28 692 13 901 29 694 14 872 30 694 15 693 31 693 16 478

DOCKET NO: 50-315 UNIT NAME: D. C. Cook Unit 1 COMPLETED BY: T. R. Stephens TELEPHONE: (616) 465-5901 DATE: February 6, 1989 PAGE: lof1 MONTHLY OPERATING ACTIVITIES - JANUARY 1989 HIGHLIGHTS:

The Unit entered this period at 905 rated thermal power (RTP). A power reduction to 71% RTP for core stretchout was performed between 1600 hours0.0185 days <br />0.444 hours <br />0.00265 weeks <br />6.088e-4 months <br /> on January 14th and 0130 hours0.0015 days <br />0.0361 hours <br />2.149471e-4 weeks <br />4.9465e-5 months <br /> on January 15th.

A reactor trip occurred at 1633 hours0.0189 days <br />0.454 hours <br />0.0027 weeks <br />6.213565e-4 months <br /> on January 16th. The cause of the trip was an operator-error-induced loss of main condenser vacuum.

The condition was corrected and the generator paralleled at 1812 hours0.021 days <br />0.503 hours <br />0.003 weeks <br />6.89466e-4 months <br />. The unit reached 70K power at 1610 on Jan. 18 and remained there for the remainder of the reporting period.

DETAILS 01-16-89 1633 Turbine/Reactor Trip due to low vacuum.

01-17-89 1308 The reactor was taken critical.

1440 Reactor entered Mode 1.

1812 Generator paralleled to system.

2030 Stopped power ascension at 29K for chemistry cleanup.

01-18-89 0525 Stopped power ascension at 48K for quadrant Power Tilt Ratio.

1610 Reactor Power reached 70%.

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error--induced loss of main condense vacuum. The condition was corrected and the unit parrelleled at 1822 hours0.0211 days <br />0.506 hours <br />0.00301 weeks <br />6.93271e-4 months <br /> on January 17.

Preventive action will include operator training to emphasis the importance of self checking.: The labeling of the involved control switches will be enhanced for human factor concerns.

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DOCKET NO. 50-315 UNIT NAME U. C. Cook - Unit No. 1 DATE Februar 6, 1989 COMPLETED BY T. R. Ste hens TELEPHONE 616 465-5901 PAGE 1of1 MAJOR SAFETY-RELATED MAINTENANCE JANUARY 1989 There were no major safety-related maintenance problems during the month of January.

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