ML20059A086

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Monthly Operating Rept for Jul 1990 for Wolf Creek Nuclear Generating Station
ML20059A086
Person / Time
Site: Wolf Creek Wolf Creek Nuclear Operating Corporation icon.png
Issue date: 07/31/1990
From: Bailey J, Mike Williams
WOLF CREEK NUCLEAR OPERATING CORP.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NO-90-0206, NO-90-206, NUDOCS 9008220119
Download: ML20059A086 (7)
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Text

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W$LF CREEK NUCLEAR OPERATING CORPORATION John A Bedoy wo. F,emesen -

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' August 15, 1990 NO 90-0206 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk '

Mail Station P1-137 Washington, D. C. 20555 l

1 Subjects Dockey No. 50-4823: July, 1990, Monthly Operating j Report. i i

Gentlemen ,

l Attached is the July, 1990, 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,.  !

+

. John A. Bailey '

'Vice President Nuclear Operations JABlaem Attachment cc: R. D. Martin (NRC), w/a D. V. Pickett (NRC), w/a M. E. Skow (NRC), w/a i J. S. Wiebe (NRC), w/a I g s h

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1 Attachment to NO 90-02'06

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NCLF CREIK NUC[JmR OPERATING CXRPORATICM.

NCLF CREIK GENERATDG STATICM -

1 I~ DENDILY (PERATDG REPCRT l Matmit Julv YEAR l E Docket No.: 50-482 Facility Operating Ideense No.: NPF-42 Report No. 1 4 I

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Prepared ha- ';

Merlin G.. Williams ,

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,-- ,A,ttachment to NO 90-0206' .q 1

e SIMIARY

'1he following report highlights the operating experience of Wolf Creek Generating Station for the nonth of July,1990. 'Ihis e 1. is being provided pursuant to Technical Specification 6.9.1.8.

I. SGOOM OF OEERATDG EXPERIl!NCE

'Ihm unit operated at or near 100% power throughout the nonth with the-exception of reductions in power on July 13 and July 21. On July.13 power was reduced to 84% for 10.6_ hours to replace the oil in Circulating Water Ptmp "C" . On July 21 power was at 60% for 10.7. hours and 844- for an-additional 10.2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> to repair the ova e trip circuitry on Main Feedwater Pump "A" and an oil cooler on Circulating Water Pung "C". _ ]

4 II. MAJCR SAFlfW RE[ATED MAINTENANCE ACTIVITIES-No major safety related maintenance activities were perfomed during the nonth of July.

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Wolf Creek Gererating Station

! Monthly Operating Report ,

July 1990

Page 1 of 5

, , Attachment 1 tono 90-0206 t OPilRATDG DATk REPWT '

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+ DOCIGT NO. . 50-482 I NOW CREEK GIINilRATING SMTIN -

NCIE CREEK NUCLERR TERATDU CWPCRATIm DATE 08-01-90 4-O W PLETED BY M. Williams TELEPHWE .315-364-8831 <

10 Reporting Period: 'Julv 1990 Gross Hours.in Report.ing Period '744 2.= Currently Authorised Power Imvel(Wit) ,_3&ll Max. Depend.- Capacity (20s-Net) ll35 ,,  ;

Design Electrical Rating (Neo-Net): 1170=

'3. Power Imvel to Mtich Restricted'(If Any)(MWe-Net): N/A-4o. Reascos for restriction (If_ Any):

N/A

'Jhis Month 1 Yr.cto Date O_= 1=tive

5. Number of Hours Reactor was Critical 744.0 3423.1 33,722.5 60 Reactor Reserve Shutdown Hours 0.0 O.0' 339.8 1 70 Hours Generator on Line 744.0' 3363.7 33,150.8 80 Iktit Reserve Shutdown Hours 0.0 - 0.0' O.0 -

'9. Gross 'Ihermal Energy Generated (MGI) 2.515;109 11,113.709) 109,590,964

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10. Gross Electrical Energy Generated (1061) 871,555 ~3,862'157~ 38,141,1041

~11. Not Electrical Energy Generated (NEI) . 836,259 -3,679,000 36,401,371  ;

12[ Reactor Service Factor 100.0 L67.3: 78.4

13. Reactor Availability Factor 100.0 67.3 79.2 140 Unit Service Factor 100.0 66.1 '77.0 4

.15. Iktit Availahility Factor

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100.0 - 66.1- 77.0 16 0 = Unit Capacity Factor (Using NDC) 99.0 63.7 74'8

.17. Unit Capacity Factor (Using Design Nie) 96.1 61.8 72.3

18. Unit Forced Catage Rate 0.0 ^3.5~ 4.5
19. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of:each): N/A- ,  ;

-200 If Shut Down at End of Report Period, Estinated Date of Startup: N/A Wolf Creek Generating Station lenthly Operating Report .

1 July 1990 Page 2 of 5

tAttachment to N0 90-0206 b:

e i AVERAGE IRILY UNIT POWER LIM!L DOCl2T NO. 50-482 WNE CREEK GENERATDG STATION N3E CREEK NUCLEhR CPERATDG 00RPGtATIG4 d DhTE 08-01-90  ;

COMPIATED BY M. Williams  !

TELEPIDEE 316-364-8831  !

)Df1H Julv. 19f0 {

DAY AVERAGE DhII'I PONER LIMIL DAY AVERAGE DAIIX POWER IAVEL

( h Net) (h) '

1-- 1129 17 1141 2 1 13,7 10 1141 3 1123 19- '1140 '

l 4 1125 20 1139- j 5 1124 21 868 6 1122 22 1142 7 1124 23 -1141 8 -1126 24 -1140 9 1127 25 '

1140"  !

10 1127 26 1138 .

-j 11 1128  : 27 1140  ;

h 12 1131 28 1140-  ;

.13 1076 29 1140' 1 14- 1138- 30 1138 j 15 1144 31' 1138-

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Wolf Creek Generating Statica

, ' h thly Operating Report July 1990 Page 3 of 5

i UNIT SHUTDOWN AND POWER REDUCTIONS DOCKET NO. 50-482 UOLF (*R1mK GENERATING STATION :  :

- WOLF CRRRE NUCLEAR OPERATING CORPORATION. X

. -DATE 07-0:.-90 o '

I COMPLETED BY M. Wi .liams '5',

REPORT MONTH July. 1990 TELEPHONE 316-364-8831 @-

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TYPE- METHODS SHUTTING O' F: FORCED DURATION REASON DOWN-THE REACTOR CORRECTIVE ACTIONS / COB 9fENTS zl No Date S: SCHEDULED (HOURS) (1) OR REDUCING POWER (2) .!

9 900721 S 0.0 A 5 Reduced power to 60Z.for.10.7 hours8.101852e-5 days <br />0.00194 hours <br />1.157407e-5 weeks <br />2.6635e-6 months <br /> and held power at'84Z.

$=-i for an additional 10.2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> for repair of overspeed trip 8' circuitry on Main Feedwater Pump 'A' and an oil cooler on @>

Circulating Water PumpC".

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4 SMSIARY: The unit operated at or near 100Z power throughout the. month with the exception of power reductions on July 13 and

, July 21 for minor equipment repairs.

1)- REASON: A: EQUIPMENT FAILURE (EXPLAIN) ,,E: OPERATOR TRAINING AND LICENSE EKAMINATION : (2) METHOD: 1. . MANUAL.

B: MAINTENANCE OR TEST F: ADMINISTRATIVE 2. MANUAL SCRAM i C: REFUELING G: ' OPERATIONAL ERROR (EXPLAIN) 3.' AUTOMATIC SCRAM D: REGULATORY RESTRICTION ~B: OTHER (EKPLAIN) 4. CONTINUED r'

5. REDUCED LOAD
9. OTHER Wolf Creek Generating Station Monthly Operating. Report June 1990 Page 4 of.5 mw%.,7 _wa g.-

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1 Attachment-to'N0=90-0206 y i

WCIE CREEK NUCLEAR OPERATING CXRPCBATIW ~ ~

l NCLF CREEK GENERATING SMTIW - 1 INIT NO. 1' ']

M NIH July, 1990' StasmRY OF OPERATING EXPERIENCE f Listed below in chronological sequence is a samary of operating experiences for this month which required load reduction or resulted in significant non-load related incidents.

1

j. .QBEE 22ME ElEE July 1, 1990 0000 hours0 days <br />0 hours <br />0 weeks <br />0 months <br /> Iktit at 100% power. e l . .

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July 13, 1990 1546 hours0.0179 days <br />0.429 hours <br />0.00256 weeks <br />5.88253e-4 months <br /> Began reducing power to 84%.to change oil in Circulating. Water Pung "C".

July 14,.1990 0220 hours0.00255 days <br />0.0611 hours <br />3.637566e-4 weeks <br />8.371e-5 months <br /> thit at 100% power.-

July 21, 1990- 0200 hours0.00231 days <br />0.0556 hours <br />3.306878e-4 weeks <br />7.61e-5 months <br /> Began r

cooler on C1xculating Water Pmp "C". . d 1242 hours0.0144 days <br />0.345 hours <br />0.00205 weeks <br />4.72581e-4 months <br /> Inczmaari power to a ==i==taly 844.'

2256 hours0.0261 days <br />0.627 hours <br />0.00373 weeks <br />8.58408e-4 months <br /> ' thit at' 100% power. :

l~ July 31, 1990 2400 hours0.0278 days <br />0.667 hours <br />0.00397 weeks <br />9.132e-4 months <br /> thit at 100% power.  ;

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Wolf Creek Generating Staticm

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Monthly Operating Report ,

i. . July 1990

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