ML20117M181

Monthly Operating Rept for May 1996 for North Anna 1

ML20117M181
Person / Time
Site:	North Anna
Issue date:	05/31/1996
From:	Bowling M, Matthews W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
96-302, NUDOCS 9606180183
Download: ML20117M181 (12)

Text

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VIHOINIA ELECTHIC AND Pownin COMPANY HICIIMOND,VIHOINIA 202 61 June 12, 1996 I

United States Nuclear Regulatory Commission Serial No.96-302 l Attention: Document Control Desk NLOS/RPC '

Washington, D.C. 20555 Docket Nos. 50-338 .

50-339 i License Nos. NPF-4 NPF-7 i Gentlemen:

VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNITS 1 AND 2 MONTHLY OPERATING REPORT Enclosed is the May 1996 Monthly Operating Raport for North Anna Power Station Units 1 and 2. I l

Very truly yours, M. L. Bowling, Manager Nuclear Licensing and Operations Support '

Enclosure 1

cc: U.S. Nuclear Regulatory Commission '

Region ll 101 Marietta Street, NW '

Suite 2900 Atlanta, Georgia 30323 Mr. R. D. McWhorter NRC Senior Resident inspector North Anna Power Station 9606180183 960531 PDR ADOCK 05000338 R PDR

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l VIRGINIA POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MONTH: May YEAR: 1996 Approved:

sade Station Manager l

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. . * . OPERATING DATA REPORT

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DOCKET NO.: 50-338 DATE: June 5, 1996 CONTACT: W. R. Matthews PHONE: (540) 894-2101 OPERATING STATUS l

1. Unit Name:................................ North Anna 1

2. R epor t i ng Per i odi . . . . . . . . . . . . . . . . . . . . . . . . .May 1996

3. Licensed Thermal Power (MWt): .. . . . .. .. . .. . 2,893

4. Nameplate Rating (Gross MWe):....... ..... 994

5. D3 sign Electrical Rating (Net MWe):....... 907 6 M ximum Dependable Capacity (Gross MWe):.. 940 j

7. M ximum Dependable Capacity (Net MWe):.... 893 l

8. If changes occur in Capacity Ratings (Items No. 3 thru 7) since last report, give reasons: ____N/A

9. Power level to which restricted, if any (Net MWe): ____N/A

10. Rsesons for restrictions, if any: N/A This Month Y-t D Cumulative

11. Hours in Reporting Period................................. 744.0 3,647.0 157,283.0

12. Number of Hours Reactor was Cri t ical . . . . . . . . . . . . . . . . . . . . . . 744.0 2,946.5 120,132.9

13. Rsictor Reserve Shutdown Hours............................ 0.0 43.0 6,994.4 l

14. Hours Generator 0n Line................................... 744.0 2,918.7 117,106.2

15. Uni t Reserve Shut down H ours . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.0 0.0 0.0

16. Gross Therma l Energy Generat ed (MWH ). . . . . . . . . . . . . . . . . . . . . . 2,151,897.2 7,672,177.7 312,985,914.8

- 17. Gro2s E lec t rical Energy Generat ed (MWH) . . . . . . . . . . . . . . . . . . . 708,417.0 2,523,629.0 139,854,242.0

18. nit E lec t r i ca l E nergy Generat ed (MWH) . . . . . . . . . . . . . . . . . . . . . 674,319.0 2,393,702.0 97,434,856.0

19. Unit Service Factor....................................... 100.0% 80.0% 74.5%

20. Unit Aes' lability Factor.................................. 100.0% 80.0% 74.5%

21. Uni t Capaci ty F actor (using MDC Net) . . . . . . . . . . . . . . . . . . . . . . 101.5% 73.5% 69.3%

22. Uni t Capaci ty Factor (using DER Net ) . . . . . . . . . . . . . . . . . . . . . . 99.9% 72.4% 68.3%

23. F orc ed Out age R a t e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.0% 0.0% 9.1%

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

25. If Shutdown at end of Report Period, estimated time of Startup:_ ,N/A

26. Units in Test Status (Prior to Commercial Operation):

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

AVERAGE DAILY UNIT POWER LEVEL i Docket No.: 50-338 Unit: NA-1 Date June 5, 1996 Contact W.R. Matthews Phone: (540) 894-2101 MONTH: May 1996 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net) LEVEL (MWe-Net) 1 907 17 905 2 907 18 906 3 908 19 906 4 908 20 907 5 907 21 908 6 907 22 908 7 907 23 907 8 907 24 906 9 907 25 906 10 902 26 907 11 905 27 906 12 905 28 906 13 905 29 907 14 905 30 907 15 905 31 906 16 906 Instructions:

on this format, list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

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NORTH ANNA POWER STATION UNIT NO.: 1 MONTH: May

SUMMARY

OF OPERATING EXPERIENCE Page 1 of 1 Listed below in chronological sequence is a summary of operating experiences for this month which required load reductions or resulted in significant non-load related incidents.

Date Time Data May 01, 1996 0000 Began month with unit at 100% power, 952 MWe.

May 10, 1996 0737 Commenced ramp down from 100% power, 956 MWe for Turbine Valve Freedom Test (TVFT).

0825 Unit stable at 93% power, 882 MWe.

0858 Commenced ramp from 92% power to 100% power after completion of TVFT.

0940 Unit stable at 100% power, 955 MWe. l l

May 31, 1996 2400 Ended month with unit stable at 100% power, 953 l MWe.

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UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.: 50-338 Report Month May Unit Name: NA-1 Year: 1996 Date: June 5. 1996

Contact:

W. R. Matthews

• No Entries This Month'.

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~ u UNIT SHUTDOWNS AND POWER REDUCTIONS ,

9 DOCKET NO.: 50-338 .'

UNIT NAME: NA-1 DATE: June 5, 1996 REPORT MONTH: May 1996 CONTACT: W. R. Matthews PHONE: (540) 894-2101 1 2 3 4 5 No. Date Type Duration Reason Method of Licensee System Component Cause & Corrective (hrs) Shutting Event code Code Action to Down Reactor Report # Prevent Recurrence O No Entries This Month.

1: Type 2: Reason 3: Method 4:

F= Forced A= Equipment Failure (explain) 1= Manual Exhibit F- Instructions S= Scheduled B= Maintenance or Test 2= Manual Scram for preparation of Data C= Refueling 3= Automatic Scram Entry Sheets for Licensee D= Regulatory Restriction 4= Continuations Event Report (LER) File E= Operator Training & License Examination 5= Load Reduction (NUREG-0161)

F= Administrative 9=Other G= Operational Error 5:

H=Other (explain) Exhibit H - Same Source

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• OPERATING DATA REPORT l DOCKET NO. 50-339 OATE: June 5, 1996 CONTACT: W. R. Matthews PHONE: (540) 894 2101 OPERATING STATUS

1. Un i t N ame s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N o r t h Anna 2 )

2. Repor t ing Per i od s . . . . . . . . . . . . . . . . . . . . . . . . .May 1996

3. Licensed Thermal Power (MWt):............. 2893

4. Nameplate Rating (Gross MWe):............. 979

5. Dasign Electrical Rating (Net MWe):....... 907

6. M:ximian Dependable Capacity (Gross MWe):.. 944

7. MIximum Dependable Capacity (Net MWe):.... 897 l

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8. If changes occur in Capacity Ratings (Items No. 3 thru 7) since last report, give reasons: N/A

9. Power level to which restricted, if any (Net MWe): _ N/A

10. Ratsons for restrictions, if any: N/A l

This Month Y-t-D Ctsnulative

11. Hours in Reporting Period................................. 744.0 3,647.0 135,551.0

12. Number of Hours Reactor was Critical...................... 744.0 3,647.0 113,704.6

13. Ratc tor Reserve Shutdown Hours . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.0 0.0 6,535.0

14. Hours Generator 0n-Line................................... 744.0 3,647.0 112,570.1

15. Unit Reserve Shutdown Hours............................... 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) ..................... 2,151,911.6 10,548,085.5 306,525,324.2

17. Gross Electrical Energy Generated (MWH)................... 707,542.0 3,471,818.0 100,303,236.0

18. Nat Electrical Energy Generated (MWH)..................... 673,249.0 3,306,585.0 95,878,224.0

19. Unit Service factor....................................... 100.0% 100.0% 83.0%

20. Unit Availability Factor.................................. 100.0% 100.0% 83.0%

21. Unit Capacity Factor (using MDC Net)...................... 100.9% 101.1% 78.6%

22. Unit Capacity Factor (using DER Net)...................... 99.8% 100.0% 78.0%

23. Forced Outage Rate........................................ 0.0% 0.0% 4.7%

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): _ Refueling Outage scheduled to

- begin on Septenber 14, 1996. Duration = 30 days.

25. If Shutdown at end of Report Period, estimated time of Startup: N/A

26. Units in Test Status (Prior to Comercial Operation):

Forecast Achieved I INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION j l

r AVERAGE DAILY UNIT POWER LEVEL Docket No.: 50-339 Unit: NA-2 Date: June 5, 1996 i Contact W.R. Matthews Phone: (540) 894-2101 4

MONTH: May 1996 4

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l i- DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER i LEVEL (MWe-Net) LEVEL (MWe-Net)

. 1 908 17 900 18 904 2 907 3 907 19 903 4 906 20 903

', 5 906 21 904 l 6 906 22 905 7 907 23 904 8 906 24 904 j 9 905 25 905 10 904 26 904 11 903 27 905

', 12 904 28 905 13 905 29 906 14 905 30 906 15 905 31 905 16 905 Instructions:

on this format, list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

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, NORTH ANNA POWER STATION UNIT NO.: 2 MONTH: M.ay

SUMMARY

OF OPERATING EXPERIENCE Page 1 of 1 Listed below in chronological sequence is a summary of operating experiences for this month which required load reductions or resulted in significant non-load related incidents.

Date Time Data May 01, 1996 0000 Began month with unit stable at 100% power, 951 MWe.

May 17, 1996 0920 Commenced unit rampdown for Turbine Valve Freedom Test. Unit at 100% power, 953 MWe.

0951 Unit stable at 91.8% power, 872 MWe.

1033 Turbine Valve Freedom Test completed.

Commenced unit rampup. Unit at 91.8% power, 872 MWe.

1105 Unit stable at 100% power, 953 MWe, May 31, 1996 2400 Ended month with unit stable at 100% power, 951 Mwe.

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Page 1 of 1 UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No. 50-339 Report Month May Unit Names NA-2 Year: 1996 Date: June 5, 1996 l

Contact:

W. R. Matthews j 2

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• No Entries This Month.

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o DOCKET NO.: 50-339 ,

UNIT NAME: NA-2 DATE: June 5, 1996 .'

REPORT MONTE: May 1996 CONTACT: W. R. Matthews PHONE: (540) 894-2101 1 2 3 4 5 No. Date Type Duration Reason Method of Licensee System Component Cause & Corrective (hrs) Shutting Event Code Code Action to Down Reactor Report # Prevent Recurrence O No Entries This Month 1: Type 2: Reason 3: Method 4:

F= Forced A= Equipment Failure (explain) 1= Manual Exhibit F- Instructions S= Scheduled B= Maintenance or Test 2= Manual Scram for preparation of Data C= Refueling 3= Automatic Scram Entry Sheets for Licensee D= Regulatory Restriction 4= Continuations Event Report (LER) File E= Operator Training & License Examination 5= Load Reduction (NUREG-0161)

F= Administrative 9=Other G= Operational Error 5:

H=Other (explain) Exhibit H - Same Source

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