ML20012G584

Monthly Operating Rept for Feb 1993 for VC Summer Nuclear Station.W/930304 Ltr

ML20012G584
Person / Time
Site:	Summer
Issue date:	02/28/1993
From:	Haltiwanger J, Skolds J SOUTH CAROLINA ELECTRIC & GAS CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
RC-93-0058, RC-93-58, NUDOCS 9303090367
Download: ML20012G584 (5)

Text

10CFR50.36 j

. f South Carolin2 Electric & G:s Comptny John L. Skolds

• P.O. Box BB Vice President i Jenkinsvdle, SC 29065 Nuclear Operations j C (803) 345-4040 SCE&G

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March 4, 1993 i Refer to: RC-93-0058 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 N0. 50/395 OPERATING LICENSE NO. NPF-12 FEBRUARY MONTHLY OPERATING REPORT Enclosed is the February 1993 Monthly Operating Report for the 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. Skolds JWH:RJB: led Attachments c: 0. W. Dixon F. Yost R. R. Mahan INPO Records Center R. J. White Marsh & McLennan S. D. Ebneter Paul D. Krippner (ANI)

. G. F. Wunder Pat Haught (Westinghouse)

G. J. Taylor NSRC NRC Resident Inspector Central File System (CFS)

J. B. Knotts Jr. RTS (MON 2000)

J. W. Flitter File (818.03-1) 9303090367 930228 PDR ADOCK 05000395 '

/c NUCLEAR EXCELLENCE - A SLM4ER TRADITION! j

Director, Office of Resource Management February Monthly Operating Report Page 1 ATTACHMENT I AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50/395 UNIT V. C. SUMMER I DATE 3/ 1/93 COMPLETED BY J. W. HALTIWANGER TELEPHONE (803) 345-4297 FEBRUARY 1993 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net)

1. 891 17. 889

2. 892 18. 891

3. 847 19. 890

4. 871 20. 890

5. 889 21. 891

6. 892 22. 892

7. 891 23. 889

8. 892 24. 890

9. 890 25. 888

10. 892 26. 887

11. 890 27. 885

12. 891 28, 877

13. 891

14. 891

15. 891

16. 891

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P Director, Office of Resource Management ..

-February Monthly. Operating Report  ;

Page 2-  ;

ATTACHMENT II OPERATING DATA REPORT DOCKET NO. 50/395 UNIT Y. C. SUMMER I DATE- 3/ 1/93 i COMPLETED BY J. W. HALTIWANGER TELEPHONE (803) 345-4297 ,

1 OPERATING STATUS ,

1. Reporting Period February 1993 l Gross Hours in Reporting Period: 672  ;

2. Currently Authorizod Power-Level (NWt): 2775 '!

Max. Depend. Capacity (NWe-Net): 885  !

Design Electrical Rating (NWe-Net): 900

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

4. Reasons for Restrictions: N/A +

THIS MONTH YR TO DATE CUNULATIVE'

5. Number of' Hours Reactor Critical 672.0 1376.6 64554.3

6. Reactor Reserve Shutdown Hours 0.0 0.0 0.0

7. Hours Generator on Line 672.0 1310.5 63330.8

8. Unit Reserve Shutdown-Hours 0.0 0.0 0.0  !

9. Gross Thermal Energy Generated (NWB) 1857004 3541293 165584051~ '

10. Gross Electrical Energy (NWH) 621780 1186710 54912469

11. Net Electrical Energy Generated (NWB) 596424 1134032 52196517

12. Reactor Service Factor 100.0 ' 97. 2 - 80.4T ,

13. Reactor Availability Factor 100.0 97.2 80.4'-

14. Unit Service Factor 100.0 92.5- 78.8

15. Unit Availability Factor 100.0' 92.5 78.8

16. Unit Capacity Factor (Using MDC) 100.3 90.5~ 73.4  ;

17. Unit Capacity Factor (Design NWe) 98.6 89.0 72.2 '

18. Unit Forced Outage Rate 0.0 7.5 5.9

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

REFUELING, MARCH 5, 1993, 65 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/A  :

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Director, Office of Resource Management February Monthly Operating Report Page 3 ATTACHMENT III UNIT SHUTDOWNS AND POWER REDUCTIONS r

DOCKET NO. 50/395-UNIT V. C. SUKMER I 3/ 1/93 DATE COMPLETED BY J. W. HALtIWANGER TELEPHONE (803) 345-4297 FEBRUARY 1993 NO. DATE TYPE DURATION REASON METHOD CORRECTIVE ACTION / COMMENTS NONE 1.0 REASON A: Equipment Failure ,

B: Maintenance or Test  !

C: Refueling ,

D: 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) t 5: Power Reduction (Duration 0.0)

9. Other (Explain) f

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

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 50/395 ,

UNIT V. C. SUMMER I DATE 3/ 1/93 COMPLETED BY J.'W. HALTIWANGER TELEPHONE (803) 345-4297 FEBRUARY 1993 V. C. Summer Station, Unit 1, operated at 100 percent power for the first two days of the month. On the 3rd, power was reduced '[

to allow repairs on a main feedwater pump. Power was returned to 100 percent on the 4th.

On the 23rd the core had reached end of design life. A temperature reduction of 4.5 degrees was used beginning on the 23rd. This allowed full power output until the 28th. On the 28th a power coastdown began. Shutdown for refueling is scheduled for the night of March 5th.

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