ML20198D981

Monthly Operating Rept for Nov 1998 for Callaway Plant,Unit 1.With 981211 Ltr

ML20198D981
Person / Time
Site:	Callaway
Issue date:	11/30/1998
From:	Affolter R, Ready J UNION ELECTRIC CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
ULNRC-3936, NUDOCS 9812230301
Download: ML20198D981 (6)

Text

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Union Elsctric po gog g30 Callaway Mant Fulton, MO 65251 December 11,1998 9

U. S. Nuclear Regulatory Commission Attn: Document Control Desk Mail Stop Pl-137 0 Washington, DC 20555-0001 WAmerali

{ ULNRC-3936 Gentlemen:

s DOCKET NUMBER 50-483 UNION ELECTRIC CO.

CALLAWAY PLANT UNIT 1 FACILITY OPERATING LICENSE NPF-30 MONTIILY OPERATING REPORT NOVEMBER,1998 The enclosed Monthly Operating Report for November,19973 is submitted pursuant to Section 6.9.1.8 of the Callaway Unit 1 Technical Specifications.

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b /k R. D. e ffolter Manager, Callaway Plant Enclosure

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9812230301 981130 ADOCK 05000483;"

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1 230011 a subsidiary of Amaren Corporation

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! . ULNRC-3936 y . December 11,1998 3

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cc: Mr. Ellis W. Merschoff Regional Administrator U.S. Nuclear Regulatory Commission Region IV 611 Ryan Plaza Drive, Suite 400 Arlington, TX 76011-8064 .

Senior Resident Inspector Callaway Resident Office l U.S. Nuclear Regulatory Conrnission '

8201 NRC Road '

Steedman,MO 65077 4 Mr. Melvin K. Gray (2 copies)

Licensing Project Manager, Callaway Plant Office of Nuclear Reactor Regulation U. S. Nuclear Regulatory Commission Mail Stop 13E16 Washington, DC 20555-2733 Manager, Electric Department Missouri Public Service Commission PO Box 360 Jefferson City, MO 65102 Mr. Thomas A. Baxter Shaw, Pittman, Potts, & Trowbridge l

2300 N. Street N.W.  ;

Washington, DC 20037 '

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. Enclosure '

ULNRC-3936 -

December 11,1998 -

I DOCKET NO.: 50-483 l-

- UNIT NAME: CALLAWAY UNIT 1 >

l COMPLETED BY: J. E. Ready TELEPIIONE: 573/676-8617 l FAX: 573/676-4202 PART A - OPERATIONS

SUMMARY

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The plant operated at approximately 100% power until i1-29-98. At 01:46 on Il-27-98 The "A" train ESPAS alarm actuated for the "A" Containment Cooler. An investigation determined that containment cooler fan DSGN01 A had failed, causing breaker NG0lT _o trip. On 11-29-98 at 00:00 a downpower to Mode 3 began, to allow the use of the Polar Crane for r placement of the containment cooler fan motor.

The Main Turbine was secured at 12:53 on Il 29-98. Ihe plant entered Mode 3 at 15:25 on 11-29-98. I The replacement of the fan motor was in progress though the end of the reporting period.

PART B- PORY AND SAFETY VALVE SI'MMARY:

None.

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. Enclosure ULNRC-3936 l December 11,1998 l l

PART C AVERAGE DAILY UNIT POWER LEVEL l l

DOCKET NO: 50-483 l UNIT: Callaway Unit 1 COMPLETED BY: J. E. Ready j TELEPilONE: 573/676-8617 FAX: 573/676-4202 1 MONTH: NOVEMBER,1998 l

l AVERAGE DAILY POWER AVERAGE DAILY POWER LEVEL LEVEL DAY (MWe-NeO DAY (MWe-Ned i 1.163 17 1.170 2 1.166 18 1.163 l

3 1.172 19 1.174 4' l.173 20 1.174 i

5 1.175 21 1.172 l 6 1.175 22 1.167 7 1.176 23 1.161 1

8 1.175 24 1.169 i I

9 1.169 25 1.163

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10 1.166 26 1.167 11 1.171 27 1.165 12 1.168 28 1.157 13 1.171 29 453 14 1.166 30 0 15 1.171 16 1.166 i

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I Enclosure

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. ULNRC-3936 December 11,1998 PART D OPERATING DATA REPORT DOCKET NO.: 50-483 UNIT NAME: CALLAWAY UNIT 1 COMPLETED BY: .I. E. Ready TELEPilONE: 573/676-8617 FAX: 573/676-4202 OPERATING STATUS:

(NOVEMBER) (YTD) (CUM)

1. REPORTING PERIOD:

GROSS IlOURS IN REPORTING PERIOD: 720 8,016.0 122,245.5 1

2 CURRENTLY AUTilORIZED POWER LEVEL (MWt): 3565 MAX. DEPEND. CAPACITY l (MWe-Net): 1125 DESIGN ELECTRICAL RATING (MWe-Net): 1171

3. POWER LEVEL TO WlilCil RESTRICTED (IF ANY)(MWe-Net): 100 %

4. REASONS FOR RESTRICTION (IF ANY): l Tills MONTII YR TO DATF, CUMULATIVE

5. NUMBER OF IIOURS REACTOR WAS CRITICAL 687.4 7272.2 109,109.1

6. REACTOR RESERVE S11UTDOWN HOURS 0 0 0

7. IlOURS GENERATOR ON-LINE 672 7195.6 107,461

8. UNIT RESERVE SilUTDOWN llOURS 0 0 0

9. GROSS TIIERMAL ENERGY GENERATED 2,41? ' ~ 5 23,785,945 361,621,638 (MWH)

10. GROSS ELECTRICAL ENERGY GENERATED 828,566 8,103,580 123,353,229 (MW11)

11. NET ELECTRICAL ENERGY GENERATED 790,473 7,706,691 117,375,044 (MWil)

12. REACTOR SERVICE FACTOR 95.5 90.7 89.3

13. REACTOR AVAILABILITY FACTOR 95.5 90.7 89.3

14. UNIT SERVICE FACTOR 93.3 89.8 87.9

15. UNIT AVAILABILITY FACTOR 93.3 89.8 87.9

16. UNIT CAPACITY FACTOR (Using MDC) 97.6 85.5 85.3

17. UNIT CAPACITY FACTOR (Using Design MWe) 93.8 82.1 82.0

18. UNIT FORCED OUTAGE RATE 4.88 0.80 2.03

19. SilUTDOWNS SCIIEDULED OVER NEXT 6 MONTilS (TYPE, DATE, AND DURATION OF EACll):

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20. IF SilUT DOWN AT END OF REPORTING PERIOD, ESTIMATE DATE OF STARTUP: 1998-12-02 Page 3 of 4 m J

Enclosure . ,

ULNRC-3936 December 11,1998 PART E .

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-483 UNIT NAME: CALLAWAY UNIT 1 COMPLETED BY: J. E. Ready TELEPHONE: 573/676-8617 FAX: 573/676-4202 REPORT MONTH: NOVEMBER,1998  ;

METHOD OF TYPE SHUTTING DOWN F: FORCED DURATION THE REACTOR OR CORRECTIVE '

REDUCING POWER ACTIONS / COMMENTS NO. DATE & SCHEDULED (HOURS) REASON 9806 981023 F 0 A 1 October downpower i 9807 981024 F 23.10 A I October outage 9808 981025 F 0 A I October power ascension 9809 981129 F 0 A I November downpower 9810 981129 F 35.12 A 1 November outage

SUMMARY

Events 9806 through 9808 are updates for October,1998. Event 9806 originally reported a duration of 71.87 hours0.00101 days <br />0.0242 hours <br />1.438492e-4 weeks <br />3.31035e-5 months <br />. This included the downpower, the outage and the power ascension. Event 9807 is the actual outage with the revised hours (23.10) that the plant was offline. The revised hours also reduces the Forced outage rate for the month of October from 9.65% to 3.10%.

At 01:46 on I l-27-98 The "A" train ESFAS alarm actuated for the "A" Containment Cooler. An investigation determined that containment cooler fan DSGN01 A had failed, causing breaker NG0lT to trip. On Il-29-98 at 00:00 a downpower to Mede 3 began, to allow the use of the Polar Crane for replacement of the containment cooler fan motor. The Main Turbine was secured at 12:53 on 11-29-98. The plant entered Mode 3 at 15:25 on Il-29-98. The replacement of the fan ,

motor was in progress through the end of the reporting period.

l REASON METHOD A: EQUIPMENT FAILURE (EXPLAli., 1: MANUAL ,

B. MAINT. OR TEST 2: MANUAL SCRAM C: REFUELING 3: AUTOMATIC SCRAM D: REGULATORY RESTRICTION 4: OTHER (EXPLAIN)

E: OPERATOR TRAINING AND LICENSE EXAMINATION F: ADMINISTRATION G: OPERATIONAL ERROR (EXPLAIN)

H: OTHER(EXPLAIN) ,

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