ML20106H063

Monthly Operating Repts for Feb 1996 for NAPS

ML20106H063
Person / Time
Site:	North Anna
Issue date:	02/29/1996
From:	Bowling M, Stall J VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
96-124, NUDOCS 9603200145
Download: ML20106H063 (11)

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! VIRGINIA ELecTHIC AND PowcH COMPANY l RIcuMown, VIRGINIA 20261 March 11, 1996 I

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l U. S. Nuclear Regulatory Commission Serial No.96-124 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:

~% I VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNITS 1 AND 2 MONTHLY OPERATING REPORT Enclosed is the February 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 Encl.,sure cc: U.S. Nuclear Regulatory Commission Region ll 101 Marietta Street, NW Suite 2000 Atlanta, GA 30323 Mr. R. D. McWhorter NRC Senior Resident inspector North Anna Power Station PDR 180094 9603200145 960229 ADOCK 0500o338

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t VIRGINIA POWER COMPANY NORTH ANNA' POWER STATION MONTHLY OPERATING REPORT ,

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MONTH: Februarv YEAR: 1996 8

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i Approved:

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l l a' , OPERATING DATA REPORT t .

e DOCKET No.: 50-338 DATE: March 5, 1996 CONTACT: J. A. Stall PHONE: (540) 894-2101 OPERATING STATUS

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

2. Reporting Period

......................... February 1996  !

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

! 4. Nameplate Rating (Gross MWe):............. 994 i 5. D3 sign Electrical Rating (Net MWe):....... 907 '

6. M ximum Dependable Capacity (Gross MWe):.. 940 '

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

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

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

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

l This Month Y t-D Cumulative l

11. Hours in Reporting Period................................. 6%.0 1,440.0 155,076.0

12. Number of Hours Reactor was Critical...................... 242.2 986.2 118,172 A l

13. Rractor Rescrve Shutdown Hours............................ 12.4 12.4 6,%3.8 l l 14. Hours Generator 0n-Line................................... 241.4 985.4 115,172.9 1 r

15. Unit Reserve ?hutdown Hours............................... 0.0 0.0 0.0 I

16. Gross Thermut Energy Generated (MWH). . . . . . . . . . . . . . . . . . . . . . 481,363.3 2,206,028.0 307,519,765.1

17. Cross Electrical Energy Generated (MWH)................... 158,773.0 725,160.0 101,043,495.0 l

! . 18. N3t Electrical Energy Generated (MWH)..................... 148,620.0 682,903.0 95,724,057.0

( - 19. Unit Service Factor....................................... 34.7% 68.4% 74.3%

20. Unit Availability Factor.................................. 34.7% 68.4% 74.3%

21. Uni t capac i ty Fac t or ( us i ng MDC Net ) . . . . . . . . . . . . . . . . . . . . . . 23.9% 53.1% 69.1%

22. Unit Capacity Factor (using DER Wet)...................... 23.5% 52.3% 68.1%

23. Fcreed Outage Rate........................................ 0.0% 0.0% 9.3%

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- 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):_ Refueling Outage Scheduled fcr 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 Conenercial Operation):

j Forecast Achieved

INITIAL CRITICALITY l INITIAL ELECTRICITY COMMFRCIAL OPERATION J

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AVERAGE DAILY UNIT POWER LEVEL Docket No.: 50-338 Unit: NA-1 Date: March 5, 1996 Contact J. A. Stall Phone: (540) 894-2101 MONTH: February 1996 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net) LEVEL (MWe-Ne t) 1 641 17 0 2 640 18 0 3 636 19 0 4 626 20 0 5 625 21 0 6 616 22 _ 0 7 607 23 0 8 609 24 0 9 607 25 0 10 581 26 0 11 3 27 0 12 0 28 0 13 0 29 0 14 0 15 0 16 0 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: February

SUMMARY

OF OPERATING EXPERIENCE i l

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 H significant non-load related incidents.

, Date Time- Data j i  !

! February 01, 1996 0000 Began month in end-of-cycle coastdown with unit at 72% power, 686 MWe.

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, 1 l February 10, 1996 2110 Commenced ramping unit off-line in preparation L for scheduled refueling outage. Unit at_67.4% i power, 648 MWe.  !

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February 11, 1996 0121 Unit taken off-line for scheduled refueling outage. l 0133 Unit entered Mode 2.

0210 Unit entered Mode 3.

L i 1020 Unit entered Mode 4.  :

1 1436 Unit entered Mode 5.

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February 14, 1996 1604 Unit entered Mode 6. )

February 20, 1996 0637- Unit defueled.

February 29, 1996 0453 Commenced core onload. Unit entered Mode 6.

February 29, 1996 2400 Ended month with unit in Mode 6, reactor fuel onload in progress.

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Page 1 o f __1_

UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet

! Docket No.: 50-338 Report Month February Unit Name: NA-1 Year: 1996 Date: March 5, 1996 i

Contact:

J. A. Stall l

1. 96-01 February 11, 1996 Unit manually taken off-line at 0121 hours0.0014 days <br />0.0336 hours <br />2.000661e-4 weeks <br />4.60405e-5 months <br /> and shutdown for normally scheduled refueling outage.

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-338 UNIT NAME: NA-1 DATE: March 5, 1996 REPORT MONTH: February 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 96-01 960211 S 454.6 C 1 N/A N/A N/A 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 DDCKET NO.: 50-339 DATE: March 5,1996 CONTACT: J. A. Stall PHONE: (540) 894-2101 OPERATING STATUS )

1. Un i t N ame : . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N or t h Anna 2

2. Repor t i ng Per i od: . . . . . . . . . . . . . . . . . . . . . . . . . F ebruary 1996

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

4. Nameplate Rating (Gross MWe):............. 9 79 1

5. Disign Electrical Ratinc (Net MWe):....... 907

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MIximum Dependable Capr - / (Gross MWe):.. 944

7. Maximum Dependable Capacity (Net MWe):.... 897 I

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

9. Power level to which restricted, if any (Net MWe): ____N/A 1

10. Rrasons for restrictions, if any: N/A -

This Month Y-t-D Cunulative

11. H ours i n R epor t i ng Per i od. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 696.0 1,440.0 133,344.0

12. Number of Hours Reactor was Critical...................... 696.0 1,440.0 111,497.6

13. R: actor R eserve Shutdown Hours . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.0 0.0 6,535.0

15. Hours Generator 0n-Line................................... 696.0 1,440.0 110,363.1

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

16. Gross Thermal Energy Generated ( MWH) . . . . . . . . . . . . . . . . . . . . . 2,013,183.6 4,164,626.5 300,141,865.2

17. Gross E lect r i ca l Energy Generat ed (MWH ) . . . . . . . . . . . . . . . . . . . 662,520.0 1,372,448.0 98,203,866.0

18. 02t Electrical Energy Generated (MWH)..................... 631,198.0 1,307,641.0 93,879,280.0

19. Unit Service Factor................................. s ... 100.0% 100.0% 82.8%

20. Uni t Avai labi l i ty Factor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100.0% 100.0% 82.8%

21. Unit capacity Factor (using MDC Net).......... ........... 101.1% 101.2% 78.3%

22. Uni t Capaci ty Factor (usi ng DER Net ) . . . . . . . . . . . . . . . . . . . . . . 100.0% 100.1% 77.6%

23. F rced Dutage Rate........................................ 0.0% 0.0% 4.8%

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

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25. If Shutdown at end of Report Period, estimated time of 1.tartup: N/A

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

Forecast Achieved INITIAL CRITICALITY ,__,

l INITIAL ELECTRICITY , ,

COMMERCIAL OPERATION _

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l AVERAGE DAILY UNIT POWER LEVEL l

l Docket No.: 50-339 Unit NA-2 Date: March 5, 1996 Contact J. A. Stall Phone: (540) 894-2101 I

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MONTH: February 1996 i I

DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER 5 LEVEL (MWe-Net) LEVEL (MWe-Net) l l 1 911 17 906 l

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911 18 906 3 911 19 906 4 911 20 906 5 911 21 906 6 911 22 906 l 7 910 23 906 8 906 24 907 i 9 906 25 906 10 907 26 906 11 904 27 906 12 904 28 906 13 906 29 905 14 907 15 907 16 902 l

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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.: 2 MONTH: February

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.

l Date Time Data February 01, 1996 0000 Began month with unit stable at 100% power, 954 MWe.

February 16, 1996 0808 Commenced unit ramp-down for Turbine Valve Freedom Test. Unit at 100% power, 953 MWe.

0841 Unit stable at 90% power, 859 MWe.

0905 Commenced unit ramp-up following Turbine Valve Freedom Test. Unit at 90% power, 860 MWe.

0941 Unit stable at 100% power, 947 MWe.

February 29, 1996 2400 Ended month with unit stable at 100% power, 951 Mwe.

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• Page 1 of __1 l UNIT SHUTDOWN AND POWER REDUCTIONS l Explanation Sheet Docket No.: 50-339 Report Month February Unit Name: NA-2 Year: 1996 Date: March 5, 1996 ,

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Contact:

J. A. Stall -

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• No entries this month.

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e-DOCKET NO.: 50-339 .

UNIT NAME: NA-2 DATE: March 5, 1996 REPORT MONTH: February 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

• 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 Examinat. ion 5= Load Reduction (NUREG-0161)

F= Administrative 9=Other G= Operational Error 5: i H=Other (explain) Exhibit H - Same Source

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