ML20065R348

Monthly Operating Rept for Nov 1990 for VC Summer.Narrative Summary of Operating Experience for Nov 1990 Encl

ML20065R348
Person / Time
Site:	Summer
Issue date:	11/30/1990
From:	Haltiwanger J, Skolds J SOUTH CAROLINA ELECTRIC & GAS CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9012190023
Download: ML20065R348 (5)

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Document Control Desk U. S. Nuclear Regulatory Commission Washington, DC 20b55 Attention: Director, Office of Resource Management Gentlemen:

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SUBJECT:

VIRGIL C. SUMMER NUCLEAR STATION __

t DOCKET NO. 50/395 OPERATING LICENSE NO. NPF-12

= NOVEMBER MONTHLY OPERATING REPORT Please find enclosed the November 1990 Monthly Operating Report for the s Virgil C. Summer Nuclear Station Unit No. 1. This submittal is made in accordance with the requirements of Technical Specifications. Section 6.9.1.10.

If there are any questions, please call me at your convenience.

Very truly yours, John L. Skc'.ds DCH:JWH:JLS: icd Attachments c: 0. W. Dixon, Jr. J. W. Flitter E. C. Roberts INPO Records Center R. J. White ANI Library S. D. Ebneter Marsh & McLennan G. F. Wunder NPCF General Managers NSRC G. G. Soult RTS (MON 2000)

NRC Resident Inspector File (S18.03-1)

J. B. Knotts, Jr.

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1 iR gg NUCLEAR EXCELLENCE - A SUINER TRADITION!

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I Director Office of Resource Management 4

November Monthly Operatinu Report Page 1 >

l ATTACHMENT I AVERAGE DAILY UNIT POWER LEVEL

, DOCKET NO. 50/395 i UNIT V. C. SUMMER I DATE 12/03/90 COMPLETED BY J. W. HALTIWANGER TELEPHONE (803)345-4297 NOVEMBER 1990 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL ,

(MWe-Net) (MWe-Net)

1. 904 17. 875 4

2. 612 18. 891

3. 320 19. 890

4. 830 20, 392

5. 887 21. 891

6. 888 22. 891

7. 888 23. 892

8. 888 24. 891

9. 888 25. 891

10. 890 26. 890

11. 890 27. 890

12. 891 28. 891 13, 891 29. 891

14. 891 30. 890

15. 891 i

16. 892 l

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Director Office of Resource Management November Monthly Operating Report Page 2

" ATTACHMENT 11 OPERATING DATA REPORT DOCKET NO. 50/395 UNIT V. C. SUMMER I DATE 12/03/90 COMPLETED BY J. W. HALTlWANGER TELEPHONE (803) 345 4297 OPERATING STATUS 4

1. Reporting Period November 1990 Gross Hours in Reporting Period: 720

2. Currently Authorized Power Level (MWt): 2775 Max. Depend. Capacity (MWe. Net): 885 DesignElectricalRating(MWe. Net): 900

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

4. Reasons for Restrictions: N/A THIS MONTH YR TO DATE CUMULATIVE

5. Number of Hours Reactor Critical 720.0 6602.3 46615.1

6. Reactor Reserve Shutdown Hours 0.0 0.0 0.0

7. Hours Generator on Line 720.0 6618.4 45678.0 '

8. Unit Reserve Shutdown Hours 0.0 0.0 0.0

9. Gross Thermal Energy Generated (MWH) 1934930 17716800 120087113

10. GrossElectricalEnergy(MWH) 645250 5871570 39733279-

11. HetElectricalEnergyGenerated(MWH) 618787 5610121 37710037

-12. Reactor Service Factor 100.0 82.4 76.9

13. Reactor Availability factor 100.0 82.4 76.9

- 14 . Unit Service Factor 100.0 81.3 75.3

15. Unit Availability factor 100.0 81.3 75.3

16. Unit Capacity Factor (Using MDC) 97.1 79.1 70.3

17. Unit Capacity Factor (Design MWe) 95.5 77.8 69.1

18. Unit Forced Outage Rate 0.0. 0.0 7.8

19. ShutdownsScheduledOverNext6 Months (Type.Date&DurationofEach):

N/A

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

N/A

21. UnitsinTestStatus(PriortoCommercialOperation): N/A i

Director, Office of Resource Management November Monthly Operating Report Page 3

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, ATTACHMENT !!!

i-UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50/395 UNIT V. C. SUMMER I DATE 12/03/90 COMPLETED BY J. W. HALTlWANGER -

TELEPHONE (803)345-4297 NOVEMBER 1990 NO. DATE TYPE DURATION REASON METHOD- CORRECTIVE ACTION / COMMENTS 3 901102 5 0.0 8 5 MAINTENENCE ON GENERATOR TM:

1.0 REASON A: Equipment failure B: Maintenance or Test C: Refueling 0: Regulatory Restriction E: Operator Training and License Examination F: Administrative G: Operational Error H: Other(Explain) 2.0 METHOD 1: Manual 2: Manual Scram 3: Automatic Scram 4: Continuation (Use initial Date) 5: Power Reduction

9. Other (Explain) (Duration 0.0)

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. Director, Office of Resource Management November Monthly Operating Report Page 4 ATTACHMENT IV NARRATIVE

SUMMARY

Of OPERATING EXPERIENCE DOCKET NO. 50/395 UNIT V. C. SUMMER I DATE 12/03/90 COMPLETED BY J. W. HALT!WANGER TELEPHONE (803)345-4297 NOVEMBER 1990 Virgil.C. Summer Nuclear Station reduced power for maintenance on November 2 at 1300. Power was reduced to 32 percent to allow maintenance on several main generator subsystems. Also, one Reactor Coolant Drain Tank Pump was replaced. Return to full power commenced at 0950 on November 3 and was complete at 1000 on November 4.

Virgil C. Summer Nuclear Station operated at approximately 100 percent power for the remainder of the month of November.

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