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)

Text

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

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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:

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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 180094

/ /k 9603200145 960229 PDR ADOCK 0500o338

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

i MONTH:

Februarv YEAR:

1996 8

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i Approved:

g Station Manager i

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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

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8.

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

t 9.

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

10. Ratsons for restrictions, if any:

N/A I

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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

14. Hours Generator 0n-Line...................................

241.4 985.4 115,172.9 1

15. Unit Reserve ?hutdown Hours...............................

0.0 0.0 0.0 I

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16. Gross Thermut Energy Generated (MWH)......................

481,363.3 2,206,028.0 307,519,765.1 l

17. Cross Electrical Energy Generated (MWH)...................

158,773.0 725,160.0 101,043,495.0

. 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.

c 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 f

l at 72% power, 686 MWe.

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February 10, 1996 2110 Commenced ramping unit off-line in preparation L

for scheduled refueling outage.

Unit at_67.4%

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.

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1020 Unit entered Mode 4.

1436 Unit entered Mode 5.

i February 14, 1996 1604 Unit entered Mode 6.

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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

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UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.:

50-338 Report Month February Unit Name:

NA-1 Year:

1996 Date: March 5, 1996

Contact:

J.

A.

Stall i

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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

]

6.

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

944 7.

Maximum Dependable Capacity (Net MWe):....

897 8.

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

N/A i

1 9.

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

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.................................

100.0%

100.0%

82.8%

s...

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 l

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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 1

911 17 906 l

2 911 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

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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 1

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Contact:

J.

A.

Stall l

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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

.