ML20035E550

Monthly Operating Rept for Mar 1993 for Wolf Creek Generating Station

ML20035E550
Person / Time
Site:	Wolf Creek
Issue date:	03/31/1993
From:	Maynard O, Mike Williams WOLF CREEK NUCLEAR OPERATING CORP.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
WO-93-0075, WO-93-75, NUDOCS 9304160164
Download: ML20035E550 (7)

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WOLF CREEK

' NUCLEAR OPERATING CORPORATION Otto L. Maynard vice mescent mani operaiions Apri1 12, 1993 WO 93-0075 U.

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Nuclear Regulatory Commission ATTN: Document Control Desk Mail Station Pl-137 Washington, D. C. 20555

Subject:

Docket No. 50-482: March, 1993, Monthly

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Operating Report 1

Gentlemen:

Attached is the March,

1993, Monthly Operating Report for Wolf Creek Generating Station.

This submittal is being made in accordance with the requirements of Technical Specification 6.9.1.8.

i Very truly yours, Nf

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t Otto L. Maynard Vice President l

Plant Operations i

OLM/jan Atta cluaent cc:

W.

D.

Johnson (NRC), w/a J.

L. Milhoan (NRC), w/a G. A.

Pick (NRC), w/a W.

D. Reckley (NRC), </ a l

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'on 411/ Burlington, KS 66839 / Phone (316) 364-8831

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9p 93041601 05000482 An Equal Oppodunny Employer M TMC/VD

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PDR ADO PDR

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Attachment to NO 93-0075 i

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i NOLF CREEK NUCLEAR OPERATD G CORPORATIQi TOLF CREEK GDERATIIG STATIQ1 MQ!mILY OPERATIIG REPORT i

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March YEAR:

1993 i

i Docket Ib. : 50-482 i

Facility Operating License Ib.: NPF-42 Report 16.

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i Prepared by:

l Merlin G. Williams

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Attachttent to 10 93-0075 l

l SUFRY i

The following report highlights the operating experience of Wolf Creek Generating Station for the nanth of March,1993. 'Ihis report is being provided pursuant to 'Dechnical Specification 6.9.1.8.

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SUFRY OF OPERATIIG EXPERIEtCE

'Ihe unit began the nanth at 100% power. A 3% per hour power decrease was initiated at 1400 hours0.0162 days <br />0.389 hours <br />0.00231 weeks <br />5.327e-4 months <br /> March 3,1993 to rmove the unit frern service for refueling. 'Ihe nain generator output breakers were opened at 2353 hours0.0272 days <br />0.654 hours <br />0.00389 weeks <br />8.953165e-4 months <br /> March 4,1993 to officially cmnence Refuel VI.

i II. MAJOR SAFEIY RELATED MAINTEtWCE ACTIVITIES Performed naintenance on 4160 Volt Bus NB02.

Performed naintenance on stergency diesel generator "B" thrust bearing and housing.

I Performed naintenance on Erergency diesel generator "B" shaft.

Perfonmd naintenance on "A" RHR notor rotor.

Performd eddy current testing on "B" steam generator.

I PerfoInEd work on power operated relief valves.

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Wolf Creek Generating Station Monthly Operating Report March 1993 i

Page l of 5

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I Attachment to NO 93-0075 l

OPERATI!G DATA REPORT Dotht.T IG.

50-482 NOLF CREEK GENERATIIG STATION NOLF CREEK NUCLEAR OPEPATIIG CORPORATIOi DATE 04-01-93 COPIZI'ED BY M. Williams TELEPHONE 316-364-8831 l

OPERATIIG STA'IUS 1.

Reporting Period:

March, 1993 Gross Hours in Reporting Period: 744 2.

Currently Authorized Power Ievel(IWt):.,11 Max. Depend. Capcity(MNe-Net): 1131 Design Electrical Rating (IWe-lbt): 1170 3.

Power level to Nhich Restricted (If Any)(MWe-Net):

N/A 4.

Reasons for restriction (If Any):

N/A

'Ihis Month Yr. to IMte O mniative 5.

Number of Hours Reactor was Critical 99.2 1515.2 52,817.8 6.

Reactor Reserve Shutdcun Iburs 0.0 0.0 339.8 ll 7.

Hours Generator on Line 95.9 1511.9 52,163.7 8.

Unit Reserve Shutdown Hours 0.0 0.0 0.0 t

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Gross '1hemel Energy Generated (MNH) 282,997 5,106,186 170,635,321

10. Gross Electrical Energy Generated (MNH) 125,025 1,812,938 60,541,868

11. Net Electrical Energy Generated (MWH) 82,681 1,707,490 57,679,771

12. Reactor Service Factor 13.3 70.1 79.5

13. Reactor Availability Factor 13.3 70.1 80.0 l

14. Unit Service Factor 12.9 70.0 78.6

15. Unit Availability Factor 12.9 70.0 78.6

16. Unit Capacity Factor (Using MDC) 9.8 69.9 76.8 i

17. Unit Capacity Factor (Using Design MNe) 9.5 67.6 74.2

18. Unit Foro M Outage Rate 0.0 0.0 6.2

19. Shutdowns Scheduled Over Ibxt 6 Months (Type, Date, and Duration of each): Refueling outage began March 5, 1993.

20. If Shut Down at End of Report Period, Estirated Date of Startup:

May 8, 1993 Wolf Creek Generating Station Monthly Operating Report March 1993 Page 2 of 5

Attachmnt to 10 93-0075 i

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4 AVERAGE DAILY UNIT POER LEVEL DOCKET 10.

50-482 NOLF CREEK GENERATI1G STATIOi 10LF CREEK NUCLEAR OPERATI!G CORPORATIQi DATE 04-01-93 CCEPIETED BY M. Williams TELEPHOtE 316-364-8831 DAY AVERAGE DAILY PCHER LEVEL DAY AVERAGE DAILY POWER ILVEL (MNe-Net)

(MNe-Ibt) l I

1 1148 17 0

2 1149 18 0

3 1093 19 0

4 504 20 0

5 0

21 0

l 6

0 22 0

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0 23 0

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8 0

24 0

l 9

0 25 0

10 0

26 0

11 0

27 0

12 0

28 0

13 0

29 0

14 0

30 0

l 15 0

31 0

l 16 0

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Wolf Creek Generating Station l

Monthly Operating Report March 1993 Page 3 of 5

Attachment to WO 93-0075 Uf4IT SHUTDOWN AND POWER REDUCTIONS DOCKET NO.

50-482 WOLF CREEK GENERATING STATIOff WOLF CREEK NUCLEAR OPERATING CORPORATION DATE 04-01-93 COMPLETED BY M. Williams REPORT MONTil March. 1993 TELEPIIONE 316-364-8831 TYPE METIIODS SIIUTTING F: FORCED DURATION REASON DOWN THE REACTOR CORRECTIVE ACTIONS /C0tMENTS No Date S: SCHEDULED (IIOURS)

(1)

OR REDUCING POWER (2) 1 930304 S

648.1 C

1 Commenced Refuel VI March 4, 1993 at 2353 hours0.0272 days <br />0.654 hours <br />0.00389 weeks <br />8.953165e-4 months <br />.

SIMfARY:

Commenced plant shutdown at 1400 hours0.0162 days <br />0.389 hours <br />0.00231 weeks <br />5.327e-4 months <br /> March 3, 1993. Unit taken off line 2353 hours0.0272 days <br />0.654 hours <br />0.00389 weeks <br />8.953165e-4 months <br /> March 4, 1993 for refueling activities.

Tentative startup date is May 8, 1993.

1) REASON: At EQUIPMENT FAILURE (EXPLAIN) E OPERATOR TRAINING AND LICENSE EXAMINATION (2) METHOD:

1.

MANUAL B: MAINTENANCE OR TEST F: ADMINISTRATIVE 2.

MANUAL SCRAM C: REFUELING G: OPERATIONAL ERROR (EXPLAIN) 3.

AUTOMATIC SCRAM D: REGULATORY RESTRICTION H: OTHER (EXPLAIN) 4.

CONTINUED 5.

REDUCED LOAD 9.

OTHER Wolf Creek Generating Station Monthly Operating Report March 1993 Page 4 of 5

l Attachmit to +0 93-0075 NOLF CREEK NUCLEAR OPERATE G CORPORATION NOLF CREEK GENERATEG STATIOh1 UNIT 10.1 i

mot (IH March, 1993

SUMMARY

OF OPERATDG EXPERIDCE Listed below in chronological sequence is a su: mary of operating experiences for this nanth which required load miuction or resulted in significant non-load related incidents.

DATE TIME EVDIP March 1, 1993 0000 hours0 days <br />0 hours <br />0 weeks <br />0 months <br /> Unit at 100 percent power.

March 4, 1993 2353 hours0.0272 days <br />0.654 hours <br />0.00389 weeks <br />8.953165e-4 months <br /> Main generator output breakers open, l

otxmenced Refuel VI.

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March 5, 1993 0103 hours0.00119 days <br />0.0286 hours <br />1.703042e-4 weeks <br />3.91915e-5 months <br /> Unit entered Mode 2, startup.

j March 5, 1993 0314 hours0.00363 days <br />0.0872 hours <br />5.191799e-4 weeks <br />1.19477e-4 months <br /> Unit entered Mode 3, hot standby.

l March 6, 1993 1022 hours0.0118 days <br />0.284 hours <br />0.00169 weeks <br />3.88871e-4 months <br /> Unit entered Mode 4, hot shutdown.

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March 7, 1993 0120 hours0.00139 days <br />0.0333 hours <br />1.984127e-4 weeks <br />4.566e-5 months <br /> Unit entered Mode 5, cold shutdown.

March 10, 1993 2300 hours0.0266 days <br />0.639 hours <br />0.0038 weeks <br />8.7515e-4 months <br /> Unit entered Mode 6, refueling.

March 19, 1993 0325 hours0.00376 days <br />0.0903 hours <br />5.373677e-4 weeks <br />1.236625e-4 months <br /> All fuel rettneci frun the core.

Much 31,1993 2400 hours0.0278 days <br />0.667 hours <br />0.00397 weeks <br />9.132e-4 months <br /> All fuel retoved frun the core.

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Wolf Creek Generating Station Monthly Operating Report March 1993 Page 5 of 5 l

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