ML20065T862

Corrected Monthly Operating Rept for Oct 1981

ML20065T862
Person / Time
Site:	North Anna
Issue date:	12/03/1981
From:	Rogers L VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
Shared Package
ML20065T858	List: ML20065T856 ML20065T862 ML20065T869
References
NUDOCS 8211030166
Download: ML20065T862 (3)

Text

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VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MONTH OCTOBER YEAR 1981 (Revised 12-03-81)

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STATION MANAGER

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8211030166 811218 T

DR ADDCK 05000338 PDR

.m OPERATING DATA REPORT DOCKET NO.

50-339 DATE 12-03-81 COMPLETED BY L.L. Rogers TELEPHONE (703) 894-5151 X2510 OPERATING STATUS i

Notes

• Reflects corrected 1.

Unit Name:

North Anna 2 number of hours i

2.

Reporting Period:

October 1981 (Revised 12-03-81) generator on line.

3.

Licensed Thermal Power (MWt):

2775 4.

Nameplate Rating (Gross MWe):

947 5.

Design Electrical Rating (Net MWe):

907 6.

Maximum Dependable Capacity (Gross NWe):

939 7.

Maximum Dependable Capacity (Net HWe):

890 8.

If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Last Report, Give Reasons l Corrects re-evaluation of auxiliary load consumption dated May 1981.

9.

Power Level To Which Restricted, If Any (Net NWe):

N/A 1

10. Reasons For Restrictions, If Any:

N/A 6el h it4 0 M r 9/ ~ 3 9 0

This Month Yr.-to-Date Cumulative 11.

Hours In Reporting Period 745 7,296 7,728 12.

Number of Hours Reactor Was Critical 733.2 5,524.3 5,953.2

13. Reactor Reserve Shutdown Hours 7/3,.4 17m1 1.358.5_

1,638.5 14.

Hours Generator On-Line Ok

(*?!; 23 d5,362.M

,*5,775 >

15.

Unit Reserve Shutdown Hours 88 4 0

0 0

16.

Gross Thermal Energy Generated (MWH) 1,898,994 13,802,996 14,889,993 17.

Gross Electrical Energy Generated (MWH) 643,948 4,653,876 5,022,307 18.

Net Electrical Energy Generated (MWH) 611,338 4,402,998 4,752,642 19.

Unit Service Factor

• 95.7

• 73.5

• 74.7 20.

Unit Availability Factor

• 95.7

• 73.5

• 74.7 21.

Unit Capacity Factor (Using MDC Net) 92.2 67.8 69.1

22. Unit Capacity Factor (Using DER Net) 90.5 66.5 67.8

23. Unit Forced Outage Rate

• 4.3

• 23.3

• 22.2

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

1 Refueling Outane 05-82 thru 05-14-82 25.

If Shut Down At End Of Report Period, Estimated Date of Startup:

N/A

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

Forecast

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Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

• corrects duratica of shutdown 81-38' Page 1 of 2 j

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50-339 UNIT NAME North Anna 2 DATE 12-03-81 REPORT MONTH OCTOBER (Revised)

COMPLETED BY L. L. ROGERS TELEPHONE (703) 894-5151 X2510 l

2 No. Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours)

Shutting Event Code Code Action to 3

4 5

Down Reactor Report #

Prevent Recurrence 81-37 811001 F

N/A F

5 N/A N/A N/A Reduced load to 90% due to "B" Transformer hi alarm and No. 4 governor valve cycling.

81-38 811003 F

• 26.8

• A 3

N/A N/A N/

Reactor trip due to ENC line rupture on No.4 governor.

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Closed No. 4 governor valve and

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installed new supports 81-39 811004 F

5.0 A

3 N/A N/A N/A Reactor Trip due to generator leads differential.

81-40 811005 F

N/A F

5 N/A N/A N/A Reduced load to 91% due to "B" Transformer hi temperature i

alarm.

81-41 811006 F

N/A F

5 N/A N/A N/A

' Reduced load to 90% due to "B" Transformer hi temperature alarm.

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2 3

4 F: Forced Reason:

Method:

Exhibit F - Instructions 8: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data i

B-Maintenance or Test 2-Maiinh1 Scram.

Entry Sheets for Licensee l

C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Continuations (NUREG-0161)

E-Operator Training & License Examination 5-Load Reduction F-Administrative 9-Other G-Operational Error (Explain)

H-Other (Explain)

Exhibit H - Same Source

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