ML20064G678

Monthly Operating Rept for Feb 1994 for Wolf Creek Station

ML20064G678
Person / Time
Site:	Wolf Creek
Issue date:	02/28/1994
From:	Maynard O, Mike Williams WOLF CREEK NUCLEAR OPERATING CORP.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
WO-94-0026, WO-94-26, NUDOCS 9403160273
Download: ML20064G678 (7)

Text

. _ > - . . . . , - . ~ . n. - ~ . -- - .

• . J WepLF CREEK NUCLEAR OPERATING CORPORATION :

Otto L Maynard Vice Preskient Plant Operations March 9, 1994 WO 94-0026 'i U. S. Nuclear Regulatory Commission ATTH: Document Control Desk Mail Station F1-137 Washington, D. C. 20555

Subject:

Docket No. 50-482: February, 1994, Monthly Operating Report ,

Gentlemen:

- Attached is the Fe b r ua r y, , 1994, Monthly Operating Report for Wolf Creek Generating ' Station. This submittal is being made $ n accordance with . the requirements of Technical Specification 6.9.1.8.

Very truly yours, f ^\ ,f .

/

' T;'/)TlU Otto L. Haynard OLM/jad Attachment cc: L. J. Callan (N PC) , w/a G. A. Pick (NRC), w/a W. D. Reckley (HRC), w/a L. A. Yandell (N RC) , w/a l

.l j

1]

P.O. Box 411/ Burlmgton. KS 66839 / Phone: (316) 364-8831 b I DR An Equal pp rtunity Employer MT/HC/ VET j..

AD CK O 00 82 j

PDR .-

1 4 4 "- -

v , rit-..y va y

~..-..~....-.. _ .- - _..--. - -...... ... .. -- .....-.--.-.- -.....~-..- . . . . . . - . . . . - - - - . . - ~ - .

, ,5' .

d

~

..4

- v,

+,

!^  ;

l i

e i

g..

i.

l-E e

l?

i-i WOLF CREEK NUCLEAR OPERATING CORPORATION -'

i j' WOLF CREEK GENERATING STATION I

! MONTHLY OPERATING REPORT j -MONTH: February YEAR: 1994 1

1' Docket No.: 50-482 j.. i Facility Operating License No.: .HPF-42 Report No. 108 f.

F  ;

d a

1

'I a,

t 1

j e

5 d

1 t '.

?

l i

4 4

f i-i- ,

R:

i e

' . , ~ . . _ , . . , . . . _ - . _ _ . . _ _ . _ _ . . _ . . . _ _ _ _ _ _ _ _ _ _ . . . . _ . . . . _ . _ _ _ _ _ _ . . . _ _ _ . . _ _ . . _..___.._._.._...____....._.u_s.- _:1

., Att'achment'l'to WO 94-0026

. . .L- ,

SUMMARY

The following report highlights the operating experience of Wolf Creek Generating Station for the month of February, 1994. This report is being provided pursuant to Technical Specification 6.9.1.8.

I.

SUMMARY

OF OPERATING EXPERIENCE The unit operated at or near 97% power for most of the month of February. Full' power could not be attained due to main turbine nozzle restriction.

On February 18, power was reduced to approximately 92% power for a period of 19 hours2.199074e-4 days <br />0.00528 hours <br />3.141534e-5 weeks <br />7.2295e-6 months <br /> to accommodate main turbine valve testing. The number 1 Control Valve,did not initially full close, extending the time required for performance of the test.

II. MAJOR SAFETY RELATED MAINTENANCE ACTIVITIES No major safety related maintenance was performed during the month of February. ,

l

=I l

l l

I i

Wolf' Creek Generating Station Monthly Operating Report February 1994 Page 1 of 5 i;

. :. - .:- ~.

~~ -

.~ Att'achrt.ent 1 to WO 94-0026

, OPERATING DATA REPORT-DOCKET NO. 50-482 WOLF CREEK GENERATING STATION WOLF CREEK NUCLEAR OPl! RATING CORPORATION DATE 03-01-94' COMPLETED BY M. Williams TELEPHONE 316-364-8831 OPERATING STATUS

1. Reporting Period: February, 1994 Gross Hours in Reporting Period -672

2. Currently Authorized Power Level (MWt): 3565 Max. Depend.. Capacity (MWe-Net): .1134 Design Electrical Rating (MWe-Net): 1170' l

3. Power Level to Which Restricted (If Any) (MWe-Net) : N/A ]

4. Reasons for Restriction (If Any): N/A I

This Month Yr. to Date Cumulative .i

5. Number of Hours Reacter was Critical 672.0 1335.2 59697.6

6. Reactor Reserve Shutdown Hours 0.0 0.0 -339.8 7._ Hours Generator on Line 672.0 1298.7 58,952.1

8. Unit Reserve Shutdown Hours 0.0 '

O.0 0.0 l

-l

9. Gross Thermal Energy Generated 4601) 2,312,015 4,363,893 '193,628,304 l

10. Gross Electrical Energy Generated PGUI) 800,866 1,509,005 '67,362,554

11. Het Electrical Energy Generated 49ni) 770,186 1,444,414 64,290,086

12. Reactor Service Factor 100.0 94.3 80.2

13. Reactor Availability Factor 100.0 94.3 80.7

14. Unit Service Factor 100.0 91'.7 79.2

15. Unit Availability Factor 100.0 91.7 79.2  !

16. Unit Capacity Factor (Using MDC) 101.1 90.0 76.3 17 Unit Capacity Factor (Using Design MWe) 98.0 87.2 73.8

18. Unit Forced Outage Rate 0.0 ,

4.4 5.7 j

19. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of each): N/A

20. If Shut Down at End of Report Period, Estimate Date of Startup: N/A q

Wolf Creek Generating Station Monthly Operating Report' February 1994 J Eage 2 of 5

.a Ib

v Attachment 1 to WO 94-0026-

, AVERAGE DAILY UNIT POWER LEVEL'-

DOCKET NO. 50-482-WOLF CREEK GENERATING STATION WOLF CREEK NUCLEAR OPERATING CORPORATION-DATE'03-01-93 ,

COMPLETED BY M. Williams- j TELEPHONE 316-364-8831 MotlTN January, 1994

~;

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY. POWER LEVEL (MWe-Net) (MWe-Net) >

1 1144- 17. 1150 2 1147 10 '1102 3 1146 19' 1148

-1 4 1145 20 1149 5 1147 21 1149 6 1149 22 1150

~.

7 1148 23 1148 8 1147 24 '1147 l 9 1146 25 1144 10 1148 26 1148 11 1143 27 1149

'l 12 1149 28 11149 13 1149 14 1150 15 1150 16 1150 Wolf Creek Generating Station Monthly Operating ~Reportf February 1994 Page 3 of 5

. .2. _ _, -. .,

Attachment 1 to WO 94-0026 ,

UNIT SHUTDOWN AND POWER REDUCTIONS DOCKET NO. 50-482 -

WOLF CREEK GENERATING STATICN WOLF CREEK NUCLEAR OPERATING CORPORATION DATE 03-01-93 i COMPLETED BY M. Williams TELEPHCNE 316-364-8831 Type METHODS SHUTTING F: FORCED DURATION REASON DOWN THE REACTOR CORRECTIVE ACTIONS /CCFOfENTS No Date S: SCHEDULED (Hours) (1) OR REDUCING POWER (2) l-l l'

t StBefARY : The unit operated at approximately 97% power throughout the month of February, 1994, except for a period of 19 hours2.199074e-4 days <br />0.00528 hours <br />3.141534e-5 weeks <br />7.2295e-6 months <br /> on February 18 when power was reduced to 92% for main turbine valve testing. The number 1 Control Valve did not initially fully close, extending the period of power reduction.

1) REASON: A: 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 February 1994 Page 4 of 5 l

y -

I Attachment 1 to WO 94-0026 l +

WOLF CREEK llUCLEAR OPERATIliG CORPOPA' TION WOLF CREEK GENERATING STATION UNIT NO. 1 MO!!TH February, 1994

SUMMARY

OF OPEPATING EXPEP'iE! ICE Listed below in chronological sequence is a summarj of ots,,rv 4ng .periences for this month which requited load reduction or resulted in s 'gnificant. ..sn-yead related incidents.

DATE TIME EVENT a

February 1, 1994 0000 hours0 days <br />0 hours <br />0 weeks <br />0 months <br /> Unit at 97% power.

February 10, 1994 0400 hours0.00463 days <br />0.111 hours <br />6.613757e-4 weeks <br />1.522e-4 months <br /> Commenced power reduction to 92% for surveillance tese of main turbine control valves. One valve did not full close, extending the t i.me for test performance.

February 18, 1994 2300 hours0.0266 days <br />0.639 hours <br />0.0038 weeks <br />8.7515e-4 months <br /> Unit retur -d to 97t power.

February 28, 1994 2400 hours0.0278 days <br />0.667 hours <br />0.00397 weeks <br />9.132e-4 months <br /> Unit at 97a power.

i l

l 1

Wolf Creek Generating Station  !

Monthly Operating Report March, 1994 Page 5 of 5 {

l l

i

.