ML20082C496

Monthly Operating Rept for June 1991 for Summer Nuclear Station Unit 1

ML20082C496
Person / Time
Site:	Summer
Issue date:	06/30/1991
From:	Haltiwanger J, Skolds J SOUTH CAROLINA ELECTRIC & GAS CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9107190150
Download: ML20082C496 (5)

Text

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South Carottna Electric & Gas Company u L hof 6 Y

P O n':..ge Vice Prescent l

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JUL 151991 Document Control Desk U. S. Nuclear Regulatory Commission Washington, DC 20555 Attention: Director, Office of Resource Management Gentlemen:

Subject:

VIRGIL C. SUMMER NUCLEAR STATION DOCKET NO. 50/395

! OPERATING LICENSE NO. NPF-12 l JUNE MONTHLY OPERATING REPORT Enclosed is the June 1991 Monthly Opera'.ing Report for the Virgil C. Summer Nuclear Station Unit No. 1. This subrittal 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. Skolds DCH:JWH:JLS: led Attachments c: 0. W. Dixon Jr. J. W. Flitter R. R. Mahan F. Yost R. J. White INP0 Records Center S. D. Ebneter ANI Library

G. F. Wunder Marsh & McLennan General Managers NSRC G. G. Soult RTS (MON 2000 NRC Resident Inspector File (818.03-1))

J. B. Knotts Jr.

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Director, Office of Resource Management June Monthly Operating Report Page 1 ATTACHMENT I AVERAGE DAILY UNIT POWER LEVEL DOCKET N0. 50/395 UNIT V. C. SUMMER I DATE 07/01/91 COMPLETED BY J. W. HALTlWANGER TELEPHONE (803) 345-4297 JUNE 1991 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net)

1. 885 17. 881

2. 886 18, 880

3. 883 19. 880

4. 883 20. 879

5. 884 21. 880

6. 884 22. 880

7. 885 23. 881

8. 877 24. 880

9. 870 25. 881

10. 887 26, 882

11. 886 27. 882

12. 885 28. 882

13. 883 29. 883

14. 883 30. 883

15. 883

16. 883

4 Director, Office of Resource Management June Monthly Operating Report i Page 2 1

ATTACHMENT 11 OPERATING DATA REPORT l 1

i DOCKET NO. 50/395 UNIT V. C. SUMMER I DATE 07/01/91 COMPLETED BY J. W. HALTIWANGER TELEPHONE (803) 345-4297 OPERATING STATUS-

)

1. Reporting Period: June 1991 Gross Hours in Reporting Period: 720

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

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

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

5. Number of Hours Reactor Critical 720.0 4176.9 51536.0

6. Reactor Reserve Shutdown Hours 0.0 0.0 0.0

7. Hours Generator on Line 720.0 4148.0 50570.0

8. Unit Reserve Shutdown Hours 0.0 0.0 0.0

9. Gross Thermal Energy Generated (MWH) 1973325 9234556 130906036

-10. Gross Electrical Energy (MWH) .

661790 3066140 43322999

11. Net Electrical Energy Generated (MWH) 635156 2908855 41115686

12. Reactor Service factor 100.0 96.2 78.4

13. Reactor Availability Factor 100.0 96.2 78.4

14. Unit Service Factor 100.0 95.5 77.0

15. Unit Availability Factor 100.0 95.5 77.0

16. Unit Capacity Factor (Using MDC) 99.7 75.7 70.7

17. Unit Capacity Factor (Design MWe) 98.0 74.4 69.5 18._ Unit Forced Outage Rata 0.0 0.0 7.1

19. Shutdowns Scheduled Over Next 6 Months (Type, Date & Duration of Each):

REFUELING, 09/20/91, 60 DAYS

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

N/A

21. Units in Test Status (Prior to Commercial Operation): N/n

Director, Office of Resource Management June Monthly Operating Report Pege 3 ATTACHMiNT 111 UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET N0. 50/395 UNIT V. C. SUMMER I DATE 07/01/91 COMPLETED BY J. W. HALTlWANGER TELEPHONE (803) 345-4297 JUNE 1991 NO. DATE TYPE DURA 110N REASON METHOD CORRECTIVE ACTION / COMMENTS NONE 10 REASON A: Equipment Failure B: Mamtenance or Test C: Ref ueling D: Regulatory Restriction E: Operator Training and License E xamination F: Adrninistrative G: Operational Error H:Other (E uplain) 2 0 METHOD 1: Manual 2: Manual Scram 3: Automatic Scram 4: Continuation (Use initia! Date) 5: Power Reduction (Duration 0 0) 9 Other (Explain)

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

SUMMARY

OF OERATING r EXPERIENCE DOCKET NO. 50/395 UNIT V. C. SUMMER I DATE 07/01/91 COMPLETED BY J. W. HALTlWANGER TELEPHONE (803) 345-4297 JUNE 1991 V. C. Summer Nuclear Station operated at approximately 99 percent power for the entire month of June.

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