ML20097D566

Monthly Operating Repts for Jan 1996 for North Anna Power Station Units 1 & 2

ML20097D566
Person / Time
Site:	North Anna
Issue date:	01/31/1996
From:	Bowling M, Stall J VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
96-066, 96-66, NUDOCS 9602130083
Download: ML20097D566 (12)

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l VIItGINIA 15LECTRIC AND POWEH COMi>ANY l R'CIIMOND,VIHOINIA 202 61 February 7, 1996 U. S. Nuclear Regulatory Commission Serial No.96-066 Attention: Document Control Desk NL&OS/JHL/ CMC Washington, D.C. 20555 Docket Nos. 50-338  !

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

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

Very truly yours, M. L. Bowling, Manager Nuclear-Licensing and Operations Support Enclosure cc: U.S. Nuclear Regulatory Commission j Region II -

101 Marietta Street, NW l Suite 2000 Atlanta, GA 30323 Mr. R. D. McWhorter i NRC Senior Resident Inspector North Anna Power Station l 9602130o83 96o131 PDR f ADOCK 0500o338 R PDR f a

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

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$@d Station Manager

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, OPERATING DATA REPORT DOCKET NO.: 50-338 DATE: February 5, 1996 CONTACT: J. A. Stall PHONE: (540) 894 2101 OPERATING STATUS

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

2. Riport i ng Per i od: . . . . . . . . . . . . . . . . . . . . . . . . . January 1996

3. L icensed Thernal Power ( MWt ): . . . . . . . . . . . . . 2,893

4. N ameplate Rating (Gross MWe): . . . . . . . . . . . . . 994

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

6. M1ximum Dependable capacity (Gross MWe):.. 940

7. M1ximum Dependable Capacity (Net MWe):.... 893 i I

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

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

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

11. Hours in Reporting Period.......................... ...... 744.0 744.0 154,380.0

12. Number of Hours Reactor was Critical...................... 744.0 744.0 117,930.4

13. Rsactor Reserve Shutdown Hours............................ 0.0 0.0 6,951.4

14. Hours Generator 0n-Line................................... 744.0 744.0 114,931.5

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

16. Gross Therma l E nergy Genera t ed (MWH) . . . . . . . . . . . . . . . . . . . . . . 1,724,664.7 1,724,664.7 307,038,401.8

17. Gross E lect ri cal E nergy Generat ed (MWH ) . . . . . . . . . . . . . . . . . . . 566,387.0 566,387.0 100,884,722.0

18. Nat Electrical Energy Generated (MWH)..................... 534,283.0 534,283.0 95,575,437.0

19. Unit Service Factor....................................... 100.0% 100.0% 74.4%

20. Unit Availability Factor.................................. 100.0% 100.0% 74.4%

21. Uni t Capac i ty Factor (us i ng MDC Net ) . . . . . . . . . . . . . . . . . . . . . . 80.4% 80.4% 69.3%

22. Uni t Capaci ty Factor (using C ER Net) . . . . . . . . . . . . . . . . . . . . . . 79.2% 79.2% 68.3%

23. Forced Outage Rate........................................ 0.0% 0.0% 9.3%

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, ard Duration of Each):__ Refueling Outage Scheduled for February 10, 1996, Duration 29 Days

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 Docket No.: 50-338 Unit: NA-1 Date: Februarv 5, 1996 Contact J. A. Stall Phone: (540) 894-2101 1

MONTH: January 1996 l

DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWs-Net) LEVEL (MWe-Net) 1 802 17 709 2 798 18 707 3 790 19 705 4 770 20 702 5 770 21 699 6 767 22 680 7 763 23 680 8 760 24 678 9 758 25 676 10 740 26 673 I 11 739 27 671  !

12 736 28 649  !

13 734 29 649 __

14 732 30 647 i 15 726 31 645 l

16 708 i

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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: January

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 January 01, 1996 0000 Began month in end-of-cycle coastdown with unit at 89% power, 806 MWe.

January 31, 1996 2400 Ended month with unit at 71% power, 686 MWe.

Several small unit ramp-downs (<5% power each) have occurred during the month to match Tave and Tref during end-of-cycle coastdown and are not ,

individually recorded in this report.  !

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Page 1 of 1 UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.: 50-338 Report Month January Unit Name: NA-1 Year: 1996 Date: Februarv 5, 1996

Contact:

J. A. Stall

• No entry this month.

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-338 UNIT NAME: NA-1 DATE: February 5, 1996 REPORT MONTH: January 1996 CONTACT: J. A. Stall 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 Entry This Month l

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

OPERATING DATA REPORT DOCKET NO.: 50-339 DATE: February 5, 1996 CONTACT: J. A. Stall PHONE: (540) 894-2101 OPERATING STATUS

1. Unit Name:................................ North Anna 2

2. R1 porting Period:......................... January 1996

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

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

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

6. Miximum Dependable Capacity (Gross MWe):.. 944

7. M1ximum Dependable Capacity (Net MWe):.... 897

8. If changes occur in capacity Ratings (Items Wo. 3 thru 7) since last report, give reasons: N/A

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

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

11. Hours i n R epor t i ng Peri od. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 744.0 744.0 132,648.0

12. Number of Hours Reactor was Critical...................... 744.0 744.0 110,801.6

13. Rtactor Reserve Shutdown Hours............................ 0.0 0.0 6,535.0

14. Hours Generator 0n-Line................................... 744.0 744.0 109,667.1

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

16. Gross Thermal Energy Generated (MWH) ..................... 2,151,4/.2.9 2,151,442.9 298,128,681.6

17. Gross Electrical Energy Generated (MWH)................... 709,928.0 709,928.0 97,541,346.0

18. Net E lect rical Energf Genera ted (MWH) . . . . . . . . . . . . . . . . . . . . . 676,443.0 676,443.0 93,248,082.0

19. Unit Service Factor....................................... 100.0% 100.0% 82.7%

20. Unit Availability Factor.................................. 100.0% 100.0% 82.7%

21. Unit Capacity Factor (using MOC Net)...................... 101.4% 101.4% 78.1%

22. Unit Capacity Factor (using DER Net)...................... 100.2% 100.2% 77.5%

23. Forced Outage Rate........................................ 0.0% 0.0% 4.8%

24. Shutdown 3 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 Consnercial Operation):

Forecast Achieved INITIAL CRITICALITY

! INITIAL ELECTRICITY COMMERCIAL OPERATION l

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l Docket No.: 50-339 Unit: NA-2 Date: Februarv 5, 1996 Contact J. A. Stall Phone: (540) 894-2101 MONTH: January 1996 l DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net) LEVEL '(MWe-Net) 1 908 17 911 2 911 18 911 3 911 19 889 4 911 20 892 5 911 21 910 6 911 22 911 7 910 23 911 8 910 24 912 9 910 25 911 l 10 910 26 911  !

11 910 27 911 12 910 28 912 13 910 29 911 14 910 30 910 15 910 31 911 16 911 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.

l NORTH ANNA POWER STATION

. UNIT NO.: 2 MONTH: Januarv l

SUMMARY

OF OPERATING EXPERIENCE 1 i

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1 Listed below in chronological sequence is a summary of operating j experiences for this month which required load reductions or resulted in -

significant non-load related incidents.

Date Time Data January 01, 1996 0000 Began month with unit stable at 100% power, 910 MWe.

January 19, 1996 0857 Commenced ramp down for Turbine Valve Freedom Test (TVFT) from 100% power, 957 MWe.

0938 Unit stable at 89% power, 855 MWe.

1025 TVFT completed satisfactorily.

1147 Commenced ramp to 100% power after TVFT.

1301 Unit stable at 100% power, 940 MWe.

January 31, 1996 2400 Ended month with unit stable at 100% power, 912 Mwe.

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Page 1 of 1 1

UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet l

Docket No.: 50-339 i 1

Report Month Januarv Unit Name: NA-2 l

l Year: 1996 Date: Februarv 5, 1996

Contact:

J. A. Stall l

• No entry this month.

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.l DOCKET NO.: 50-339 -

UNIT NAME: NA-2 DATE: February 5, 1996 REPORT MONTH: January 1996 CGhTACT: J. A. Stall 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 J