ML20065J626

Monthly Operating Repts for Mar 1994 for North Anna Power Station Units 1 & 2

ML20065J626
Person / Time
Site:	North Anna
Issue date:	03/31/1994
From:	Bowling M, Kane G VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
94-214, NUDOCS 9404180340
Download: ML20065J626 (12)

Text

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VIHOINIA ELP.cruic ann l'ownsit COMPANY

- lt ren noso, Vs uom:A cacos April 12, 1994 U. S. Nuclear Regulatory Commission Serial No. 94 214

- Attention: Document Control Desk NL&P/JMJ:jm]

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 Monthly Operating Report for North Anna Power Station Units 1 and 2 for the month of March 1994.

Very truly yours, j hkb *)1' M. L. Bowling, Manager Nuclear Licensing & Programs Enclosure 1

cc: U.S. Nuclear Regulatory Commission 101 Marietta Street, NW Suite 2900 Atlanta, GA 30323 l l

Mr. R. D. McWhorter  !

NRC Senior Resident inspector .I North Anna Power Station i 940418o340 940331 8 b DR ADOCK 0500 i

.o

.f VIRGINIA POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MONTH: March YEAR: 1994 i

Approved:

Station Manager- .

o _ ._ . ., .. _ _ - . . . _ _ _ _ .

r_ _ - .

b iz .

OPERATING DATA CEPC3V DOCKET NO.: 50 338 DATE: April 4, 199 CONTACT: G. E. Kane

' PHONE: (703) 894 2101 OPERATING STATUS

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

2. Reporting Period:................ ........ March 1994

" 3 .' Licensed Thermal Power (MWt) ......... ... 2,893 .

4 Nameplate Rating (Gross MWe):............. 947

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

6. Maximum Dependable Capacity (Gross MWe):.. 948

7. Maximum Dependable Capacity (Net MWe):.... 900

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

11. Hours in Reporting Period........................... .... 744.0 2,160.0 138,276.0

, .12. Number of Hours Reactor was Critical..................... 744.0 2,160.0 102,565.7

13. Reac t or Reserve Shutdown Hours . . . . . . . . . . . . . . . . . . . . . . . . . . 0.0 0.0 6,826.8 14.. Hours Generator 0n-Line.................................. 744.0 2,160.0 99,600.9

15. Unit Reserve shutdown Hours.................... ......... 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH)..................... 2,151,451.6 6,246,637.4 264,698,873.8

17. Gross Elec t ri cal Energy Generat ed (MWH) . . . . . . . . . . . . . . . . . . 710,057.0 2,059,317.0 ~86,974,674.0 -

18. Net E lec t rical Energy Genera ted (MWH) . . . . . . . . . . . . . . . . . . . . 676,247.0 1,960,632.0 82,367,217.0

19. Unit Service Factor...................................... 100.0% 100.0%. 72.0%

- 20. Unit Availability Factor................................. 100.0% 100.0% 72.0%

21. Uni t capac i t y F actor (usi ng MDC Net ) . . . . . . . . . . . . . . . . . . . . . 101.0%- 100.9% 66.7%

22. Unit Capacity Factor (using DER Net)..................... 100.2% 100,1% .65.7%

23. Forced Outage Rate....................................... 0.0% 0.0% 10.5%

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each)_ Refueling, 09/09/94, 48 days

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

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

Forecast Achieved 1NITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

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

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 March 01, 1994 0000 Began month with unit at 100% power, 954 MWe.

March 11, 1994 1124 Commenced unit ramp-down for TVFT.

1210 Unit stable at approximately 92% power, 880 MWe for TVFT.

1259 TVFT completed satisfactorily. Commenced unit ramp-up to 100% power.

1523 Unit stable at 100% power, 951 MWe, March 16, 1994 0430 Commenced unit ramp-down to allow removal of 1-FW-E-1B from service due to excessive steam leakage.

0515 . Unit stable at approximately 99% power, 929 i

.MWe.

l I

1708 Repairs complete. Commenced ramp-up to 100% )

power.  !

1 1737 Unit stable at 100% power, 955 MWe.

i March 31, 1994 2400 Ended month with unit at 100% power, 956 MWe.

I

'l Page 1 of __1 UNIT SHUTDOWN AND POWER REDUCTIONS ,

Explanation Sheet Docket No.: 50-338 Report Month March Unit Name: NA-1 Year 1994 Date April 4. 1994

Contact:

G. E. Kane

• No entry this month .

)

1 l

l 1

1

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~

UNIT SHUTDOWNS AND POWER REDUCTIONS ,

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$ DOCKET NO.: 50-338 UNIT NAME: NA-1 .

DATE: April 4, 1994 5 REPORT MONTH: March 1994 CONTACT: G. E. Kane i PHONE: (703) 894-2101  !

1 2 3 4 5 i

-'No. Date Type . Duration Reason Method of Licensee System Component- Cause & Corrective (hrs) Shutting Event Code: Code Action to  ;

i Down Reactor Report # Prevent Recurrence ,

CNo entry this month.

t t

1 1: Type 2: Reason ..

3: Method 4:

F= Forced A=P,quipment 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) i- F= Administrative 9=Other

-G= Operational Error 5:

H=.Other (explain)- Exhibit H - Same Source 2

l

_._._m . ...-..-e .- -

. - . - -.4_.- . _ _ __.  ;

A OPERATING DATA REPORT DOCKET.NO.: 50 339 DATE: April 4, 1994 CONTACT: G. E. Kane PHONE: (703) 894 2101 OPERATING STATUS

' 1, Uni t N ame s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N or th Anna 2

2. Report ing Per i od: . . . . . . . . . . . . . . . . . . . . . . . . . March 1994

. 3, Licensed Thermal Power (MWt) ............. 2893 t4. Nameplate Rating (Gross MWe):............. 947

5. Design Electrical Rating (Net HWe) ....... 907

, 6. Maximum Dependable capacity (Gross MWe):.. 935

7. Maximum Dependable Capacity (Net MWe) .... 887 G. If changes occur in Capacity Ratings (Items No. 3 thru 7) since last report, give reasons: ___N/A J

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

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

11. Hours i n R epor t i ng Pe r i od. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 744.0 2,160.0 116,544.0

12. Number of Hours Reactor was Critical..................... 744.0 2,143.9 96,517.5

13. Reactor Reserve' Shutdown Hours........................... 0.0 - 16.1 6,429.3 114. Hours Generator 0n-Line.................................. 744.0 2,130.5 95,447.9

15. Unit Reserve Shutdown Hours.............................. 0.0 0.0 0.0 j 16. Gross Therma l Energy Generat ed (MWH ) . . . . . . . . . . . . . . . . . . . . 2,151,891.3 6,083,188.8- -258,308,S46.5

17. Gross Electrical Energy Generated (MWH)................. 698,883.0 1,972,533.0 84,568,009.0

'18. Net Electrical Energy Generated (MWH).................... 665,239.0 1,876,595.0 80,926,296.0. -l

19. Unit Service Factor.................................... . 100.0% 98.6% 81.9%'

20.' Unit Availability Factor................................. 100.0% 98.6%. 81.9% l

21. Unit capacity Factor (using MDC Net)..................... 100.8% .97.9% 77.1%

22. Unit Capacity Factor (using DER Net). .................. 98.6% 95.8% 76.6%

,. 23. Forced Outage Rate............................ .... . 0.0% 1.4% . 5.3%'

P

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

.l

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

N/A j

26. Units in Test Status (Prior to Commercial Operation): j Forecast Achieved .,

INIT!AL CRITICAL!TT .1 INITIAL ELECTRICITY COMMERCIAL OPERATION I

I AVERAGE DAILY UNIT POWER LEVEL Docket No.: 50-339 Unit: NA-2 Dates April 4, 1994

Contact:

G. E. Kane Phone: (703) 894-2101 MONTH: March 1994 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net) -LEVEL (MWe-Net) 1 894 17 894 2 894 18 894 3 894 19 894 4 894 20 894 5 894 21 894 6 895 22 894 7 894 23 895 8 895 24 894 9 895 25 890 10 B_H_4 26 895 11 893 27 895-12 894 28 895 13 894 29 896 14 894 30. 895 15 894 31 895 16 894 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.

-NORTH ANNA POWER STATION UNIT NO.: 2 MONTH: March

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 March 01, 1994 0000 Began month with unit at 100% power, 942 MWe.

March 25, 1994 0915 Commenced unit ramp-down for TVFT.

0954 Unit stable at 93% power, 875 MWe-for TVFT.

1058 TVFT completed satisfactorily.

Commenced unit ramp-up to 100%

power.

1225 Unit stable at 100% power, 936 Mwe.

March 31, 1994 2400 Ended month with unit at 100% power, .

941 MWe. -)

1 1

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. s Page 1 of 1 UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.: 50-339 '

Report Month March Unit Name: NA-2 Year: 1994 Date: April 4, 1994

Contact:

G. E. Kane

• No entry this month.

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