ML17334B365

Corrected Monthly Operating Rept for Mar 1990 for DC Cook Nuclear Plant Unit 1

ML17334B365
Person / Time
Site:	Cook
Issue date:	03/31/1990
From:	Gillett W INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:
Shared Package
ML17328A708	List: ML17328A707 ML17328A709 ML17334B365
References
NUDOCS 9005180102
Download: ML17334B365 (11)

Text

Indiana Michigan~

Power Company Cook Nuclear Plant One Cook Place Bridgman, Ml 49106 616 465 5901 pN U.S. Nuclear Regulatory Commission ATTN:

Document Control Desk Washington, D.C.

20555 April 4, 1990 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 March 1990 is submitted.

Respectfully, g.94~

A.A. Blind Plant Manager co 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.O. Argenta S.H. Steinhart B.L. Jorgensen W.T. Gillett E.A. Smarrella J.

Krieger E.C.

Schimmel Ol d~

qoo@'

~

V

N.R.C.

OPERATING DATA REPORT DOCKET NO.

50-315 DATE 09-Apr-90 COMPLETED BY WT Gillett TELEPHONE 616-465-5901 OPERATING STATUS

1. Unit Name D.

C.

Cook Unit 1

2. Reporting Period MARCH 90

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 notes 7.

Max>mum 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

11. Hours in Reporting Period 744.0 8040.0 12.

No. of Hrs. Reactor Was Critical 681.2 5387.7

13. Reactor Reserve Shutdown, Hours 0.0 0.0

14. Hours Generator on Line 676.3 5282.4

15. Unit Reserve Shutdown Hours 0.0 0.0

16. Gross Therm.

Energy Gen.

(MWH) 2110415 15069073 17.

Gross Elect.

Energy Gen.

(MWH) 685220 4805200

18. Net Elect.

Energy Gen.

(MWH) 660245 4612837

19. Unit Service Factor 90.9 65.7

20. Unit Availability Factor 90.9 65.7

21. Unit Capacity Factor (MDC Net) 87.0 56.2

22. Unit Capacity Factor (DER Net) 86.2 55.7

23. Unit Forced Outage Rate 0.0 1.8 24.

Shutdowns Scheduled over Next Six Months (Type, Date,and Refuelin outa e to be in October" 12, 1990, for an estimated duration of 85 da s.

Cumm.

130776.0 95659.4 463.0 93901.3 321.0 272275488 88723400 85311626 72.9 72.9 64.9 63.0

7.6 Duration)

25. If Shut Down At End of Report Period, Est>mated Date of Startup:

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

Forcast INITIALCRITICALITY INITIALELECTRICITY COMMERCIAL OPERATION Achieved

AVERAGE DAILY POWER LEVEL (MWe-Net)

DOCKET NO.

50-315 UNIT ONE DATE 04-Apr-90 COMPLETED BY WT Gillett TELEPHONE 616-465-5901 DAY 1

2 3

5 7

8 9

10 11 12 13 14 15 16 MONTH AVERAGE DAILY POWER LEVEL 1024 1004 601 1012 1022 1022 1025 1023 1024 1024 1023 1023 1019 1021 1022 925 MARCH 90 DAY 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 AVERAGE DAILY POWER LEVEL 3

0 16 478 998 1022 1022 1021 1021 1023 1019 1020 1019 1019 1017

UNIT SHVZDGNNS AND POWER REDUCTIONS REEGRZ MONTH:

March 1990 DOCKET NO:

UNIT NAME:

DATE:

CCMIPIZTED HY:

TE'ZZHiONE'0-315 D.C.

COOK UNIT 1 April 4, 1990 E.C. Schimmel (616) 465-5901 MEIHOD OF RAZZING LICENSEE IXRATION DGNN EVENT NO DATE TYPE HOURS REASON REACIOR REPORZ NO.

SYSTEM CGNEGNZÃZ CAUSE AND CORIKCZIVE ACZION IO CODE CODE HKVEÃZ RKURRENCE 282 3/3/90 S

283 3/16/90 S

67.7 N/A N/A ZZ ZZZZZZ Unit power was rahzed to 88%

1958 hours0.0227 days <br />0.544 hours <br />0.00324 weeks <br />7.45019e-4 months <br /> on 900302 for main turbine valve testing.

Unit pcarer was reduced to 554 starting 2358 on 900302 for cleaning of the east and west main feedpump turbine condensers.

Unit power was restored to 100% at 0253 hours0.00293 days <br />0.0703 hours <br />4.183201e-4 weeks <br />9.62665e-5 months <br /> on 900304.

~ unit was shut down 900317 for an ice condenser surveillance outage.

We unit returned to service 900319 with 100% RZP achieved 900321.

1 2

F:

Forced Rein:

S:

Scheduled A:

Eguigne~ Failure (Explain)

C:

Refueling D:

Regulatory Restriction E:

Operator Training and Li~Examination F:

Admini~i~tive G:

Cpemtional Error (Explain)

H:

Other (Explain) 3 M'ethod:

1:

Manual 2:

Manual Screen 3:

Autamatic Scram 4:

Other (Explain) 4 5

Exhibit G - Instzuctions Exhibit I:

Same Source for preparation of data entzy sheets for Licensee Event Report (IER) File (NUIT 0161)

~ 4

DOCKET NO:

UNIT NAME:

COMPLETED BY:

TELEPHONE:

DATE PAGE:

50-315 D.C.

Cook Unit 1 E.C.

Schimmel (616) 465-5901 April 4, 1990 1 of 2 MONTHLY OPERATING ACTIVITIES March 1990 HIGHLIGHTS The unit entered the reporting period at 1004 Rated Thermal Power.

A power reduction was rec[uired from 1958 hours0.0227 days <br />0.544 hours <br />0.00324 weeks <br />7.45019e-4 months <br /> March 2, 1990, to 0253 hours0.00293 days <br />0.0703 hours <br />4.183201e-4 weeks <br />9.62665e-5 months <br /> March 4, 1990, to allow testing of the main turbine control valves and cleaning of the east, and west main feedpump turbine condensers.

The unit exited the reporting period at 1004 Rated Thermal Power.

On March 16,

1990, a reactor shutdown was commenced and the Unit was removed from service at 0050 hours5.787037e-4 days <br />0.0139 hours <br />8.267196e-5 weeks <br />1.9025e-5 months <br /> on March 17, 1990, for a scheduled Ice Condenser Surveillance Outage and functional testing (replacement) of a Technical Specification related snubber.

The Reactor Coolant System (RCS) was maintained in Mode 3 (Hot Standby) but the RCS temperature and pressure were reduced to 360 degrees and 850 psig respectively to facilitate the snubber replacement.

A unit start-up was commenced on march 19,

1990, with the reactor critical at 1644 hours0.019 days <br />0.457 hours <br />0.00272 weeks <br />6.25542e-4 months <br /> and the generator paralleled to the grid at 2030 hours0.0235 days <br />0.564 hours <br />0.00336 weeks <br />7.72415e-4 months <br /> on March 19, 1990.

The unit was returned to 1004 rated thermal power at 0447 hours0.00517 days <br />0.124 hours <br />7.390873e-4 weeks <br />1.700835e-4 months <br /> on March 21, 1990.

The unit exited the reporting period at 1004 Rated Thermal Power.

Gross electrical generation for the month of March was 685220 MWH.

DETAILS 03/02/90 1958 2200 Commenced unit power reduction to 884 RTP.

Unit is at 884 RTP to allow testing of the main turbine control valves.

2358 03/03/90 0339 Commenced unit. power reduction to 554 RTP.

Unit is at 55%

RTP to allow cleaning of the east and west main feedpump turbine condensers.

1440 03/04/90 0253 03/16/90 1848 Commenced unit power increase to 1004 RTP.

Unit is at 100% RTP.

Commenced unit power reduction to begin the ice condenser surveillance outage.

I~

a

DOCKET NO:

UNIT NAME:

COMPLETED BY:

TELEPHONE:

DATE'AGE'0-315 D.C.

Cook Unit 1 E.C.

Schimmel (616) 465-5901 April 4, 1990 2 of 2 MONTHLY OPERATING ACTIVITIES - March 1990 DETAILS Con't 03/17/90 0050 0131 03/19/90 1605 1644 1764 2030 03/20/90 0413 1425 03/21/90 0447 Tripped the main turbine generator.

Unit entered Mode 3.

Commenced reactor start-up.

Unit entered Mode 2.

Unit One reactor is critical.

Unit entered Mode 1.

Main generator paralleled to the grid.

Reactor power held at 48% for quadrant power tilt ratio.

Commenced unit power increase to 1004 RTP.

Unit is at 1004 RTP.

I' 4

DOCKET NO:

UNIT NAME:

COMPLETED BY:

TELEPHONE:

DATE PAGE:

50-315 D.C.

Cook Unit 1 E.C.

Schimmel (616) 465-5901 April 4, 1990 1 of 1 MAJOR SAFETY-RELATED MAINTENANCE MARCH 1990 There were no major safey-related maintenance items during the month of March.