ML20081B541

Monthly Operating Repts for Feb 1995 for North Anna Power Station Units 1 & 2

ML20081B541
Person / Time
Site:	North Anna
Issue date:	02/28/1995
From:	Ohanlon J, Stall J VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
95-128, NUDOCS 9503160242
Download: ML20081B541 (11)

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c i VIMOINIA ELECTRIC AND Powen COMPANY Ricnxown,VINGINIA 20263 March 10,1995

, 4 U. S. Nuclear Regulatory Commission Serial No.95-128 Attention: Document Control Desk NL&P/GSS R0 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 j Enclosed is the Monthly Operating Report for North Anna Power Station Units 1 and 2 for the month of February 1995.

Very truly yours, j

/N James P. O'Hanlon Senior Vice President - Nuclear l Enclosure cc: U.S. Nuclear Regulatory Commission ,

Region ll 1 101 Marietta Street, NW Suite 2900 Atlanta, GA 30323 Mr. R. D. McWhorter NRC Senior Resident inspector ,

North Anna Power Station  !

160035 9503160242 950228 1 PDR ADOCK 05000338 h R PDR / \ l I ,

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5 VIRGINIA POWER COMPANY l NORTH ANNA POWER STATION  :

MONTHLY OPERATING REPORT i

i MONTH: Februarv YEAR: 1995 l l

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,.; OPE'ATING DATA REPORT

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DOCKET Wo.: 50-338 l DATE: March 6, 1995 ,

CONTACT: J. A. Stall _!

PHONE: (703) 894 2101-

. OPERATING STATUS

~ . . ". r 1.~ Unit Names................................ North Anna 1  ;

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2. - Report i ng Per i od: . . . . . . . . . . . . . . . . . . . . . . . . . February 1995 "

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

'4. Nameplate Rating (Gross W e):............. 994 l p 5. Design Electrical Rating (Net MWe):....... 907

'- ' 6. Maximan Dependable capacity (Gross MWe) .. -948

- 7. Maximum Dependable Capacity (Net MWe) .... 900' .

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

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

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

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This Month Y-t-D Cumulative l i

11. Hours in Reporting Period................................. 672.0 1,416.0 ' 146,292.0- )

12. Nmber of Hours React or was Cri t i ca l . . . . . . . . . . . . . . . . . . . . . . 672.0 1,394.6 - 109,842.4 l

13. Reactor Reserve Shutdown Hours............................ 0.0 20.9 6,951.4 -!

14. Hours Generator 0n-Line................................... 672.0 1,389.8 106,843.5

15. Uni t Reserve Shut down Hours . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.0 0.0 .

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16. Gross Thermal Energy Generated (MWH)...................... 1,944,102.1 3,%9,638.9 284,155,218.8 j

17. Gross Electrical Energy Generated (MWH)................... 639,645.0 1,306,067.0 93,381,687.0 j

18. Net E l ect ri cal Energy Generat ed (MWM ) . . . . . . . . . . . . . . . . . . . . . 608,813.0 1,242,832.0 88,445,118.0 .I 1

19. Unit Service Factor....................................... 100.0% 98.1% 73.0%

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20. Unit Availability Factor.................................. 100.0% 98.1% 73.0%

21. Uni t Capac i t y F ac t or (us i ng MDC Net ) . . . . . . . . . . . . . . . . . . . . . . 100.7% 97.5% 67.6%

22. Unit capacity Factor (using DER Net)...................... 99.9% 96.8% 66.7% ~

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23. Forced Outage Rate........................................ 0.0%' 1.9% 9.9%

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

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

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

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY )

COMMERCIAL OPERATION

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AVERAGE DAILY UNIT POWER LEVEL 4

Docket No.: 50-338 Units- NA-1 l' Date: March 6. 1995

Contact:

J. A. Stall l Phone: (703) 894-2101 s

i MONTH: February 1995 '

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DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net) LEVEL (MWe-Net) 1 908 17 905 r 2 906 18 908 l 3 906 19 907  !

4 906 20 907 5 905 . 21 907  ;

6 904 22 907 7- 904 23 908 8 906 24 907 ')

9 905 25 908 '

10 906 26 907 l 11 906 27 _ _ .

902 12 905 28 907 13 905 14 905  !

15 906 '

16 908 i

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Instructions: l On this. format, list the average daily unit power level in MWe- -t Net for each day in the reporting month. Compute to the nearest  !

whole megawatt. '

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• I NORTH ANNA POWER STATION i

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UNIT NO.:'_1_

NONTH: Februarv~ ,

- .. s SUNNARY OF.. OPERATING EXPERIENCE Page 1 of 1 .

t 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  ;

February 01, 1995 0000 Began month with unit at 100's power,-954 MWe. 'I i

February 28, 1995 2400 Ended month with unit at 100% power, 954 MWe.  !

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.Page. 1 .of __1-UNIT SHUTDOWN'AND., POWER' REDUCTIONS Explanation Sheet Docket No.:: 50-338 Report Month February Unit Names NA-l' t- .-

Year 1995_ Date March 6. 1995

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Contact:

J. A. Stall

• No entry this month.

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-338 UNIT NAME: NA-1c DATE: March 6,.1995 REPORT MONTH: February 1995 CONTACT:-J. A.. Stall PHONE: (703) 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 # rrevent Recurrence

• No Entry 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 t

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 Errer 5:

H=Other (explain) Exhibit H - Same Source

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OPERAT!!G DATA REPORT.

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M DOCKET No.:. 50-339 i DATE: March 6, 1995 CONTACT: J. A. Stall ~ .

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. PHONE: (703) 894 2101~

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OPERATING STATUS ,

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1. Uni t Name: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Nor th Anna 2

12. Report i ng Per i od: . . . . . . . . . . . . . . . . . . . . . . . . . February 1995 l

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

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

5. Design Electrical Rating (Net MWe):....... 907 6.- Maximum Dependable capacity (Gross MWe):.. 935 =I

7. Maximum Dependable Capacity (Net MWe) .... 887 t

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 ^t

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

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.11. Hours i n Report i ng Per i od. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 672.0 1,416.0- 124,560.0

12. Number of Hours Reactor was Critical...................... 672.0 1,416.0 104,349.5  !

13. Reactor Reserve Shutdown Maurs............................ 0.0 0.0 6,508.9

14. Hours Generator 0n-Line................................... 672.0 1,416.0 103,251.7

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

16. Grosa Thermal Energy Generated (MWH) . . . . . . . . . . . . . . . . . . . . . 1,622,944.1 3,728,851.5 280,344,815.5 .

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17. Gross Electrical Energy Generated (MWH)................... 529,606.0 1,212,500.0 91,689,357.0  ;

18. Net Electrical Energy Generated (MWH). .. .. .. .. ... . . ... .. .. 500,584.0. 1,149,551.0 87,689,519.0 ,

19. Unit Service Factor....................................... 100.0% 100.0% 82.9% i

20. Unit Availability Factor.................................. -100.0% 100.0% 82.9%

21. Unit capacity Factor (using MDC Net)...................... 84.0% 91.5% 78.2%

22. Unit Capacity Factor (using DER Net)...................... 82.1% 89.5% 77.6%

23. Forced Outage Rate........................................ 0.0% 0.0% 5.1%

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): _ Refueling / Steam Generator Replacement, 03/25/95, 96 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 i INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION I

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AVERAGE DAILY UNIT POWER LEVEL  !

1 Docket No.: 50-339 I Unit: NA-2 -

Date: March 6. 1995

Contact:

J. A. Stall _

Phones. (703) 894-2101  ;

MONTH: February 1995 i

DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER-LEVEL (MWe-Net) LEVEL (MWe-Net) . ,

1 814 17 726 _

2 811 18 724  :

3 809 19 722 4 806 20 716 l 5 795 21 709 6 787 22 708 7 785 23 702 8 ,784 24 696 l' 9 774 25 694 10 759 . . .

26 691 _ , . . _

I 11 758 27 680 i 12 756 28 679 13 753 14 751  ;

15 743 l 16 724 l

i Instructions: )

On this for , list the average daily unit power level in MWe-  ;

Net for each es in the reporting month. Compute to the nearest l whole megawatt. l i

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, .: NORTH ANNA POWER STATION

, UNIT NO.:'_2_.

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-MONTH: February 3

SUMMARY

OF OPERATING EXPERIENCE i

Page 1 of 1

. Listed below in chronological sequence is a summary of operating

.cxperiences for this month which required load reductions or resulted in significant non-load related incidents.

Date Time p_sta February 01, 1995 0000- Began month with unit at 91% power, 864 MWe in' end-of-cycle coastdown.

February 28, 1995 2400 Ended month with unit at 76% power, 720 MWe.

Several small unit ramp-downs (<st power each) have occurred during this month to match Tave and Tref during end-of-cycle coastdown and are not individually recorded in this report.

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i/ > UNIT. SHUTDOWN AND POWER REDUCTIONS Explanation Sheet

-Docket No.: 50-339 Report Month Februarv Unit Names NA-2 _

Year 1995 Date: March 6. 1995

Contact:

J. A. Stall'

• No entry this month.

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UNIT SIRTfDOWNS AND POWER REDUCTIONS ,

DOCKET NO.: 50-339 UNIT NAME: NA-2 DATE: March 6, 1995 REPORT MONTH: February 1995 CONTACT: J. A. Stall-PHONE: (703) 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 ONo Entry 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 i

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