ML20009C608

Monthly Operating Repts for June 1981

ML20009C608
Person / Time
Site:	North Anna
Issue date:	07/03/1981
From:	Rogers L VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
Shared Package
ML20009C604	List: ML20009C603 ML20009C608
References
NUDOCS 8107210258
Download: ML20009C608 (9)

Text

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VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT 6

MONTH JUNE YEAR 1981 l

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APPROVED:

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l 8107210258 810716 .' -

PDR ADOCK 05000338 R PDR l

OPERATING DATA REPORT DOCKET NO. 50-338 DATE 07-03-81 COMPLETED BY L.L. Rogers TELEPHONE (703) 894-5151 X2510 OPERATING STATUS Notes

1. Unit Name: North Anna 1

2. Reporting Period: June 1981

3. Licensed Thermal Power (MWt): 2775

4. Nameplate Rating (Gross MWe): 947

5. Design Electrical Rating (Net MWe): 907

6. Maximum Dependable Capacity (Gross MWe): 915

7. Maximum Dependable Capacity (Net MWe): 865

8. If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Ls;t Report, Give Reasons:

N/A

9. Power Level To Which Restricted, If Any (Net MWe): N/A

10. Reasonr. For Restrictions, If Any: N/A This Month Yr.-to-Date Cutulative

11. Hours In Reporting Period 720 4,343, 26,904

12. Number of Hours Reactor Was Critical 718.4 2,052 20,025.1

13. Reactor Reserve Shutdown Hours 1.6 3.8 216.9

14. Hours Generator On-Line 709.7 1,953.3 19,601.4

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWH) 1,933,276 5,101,600 50,270,303

17. Gross Electrical Er.ergy Generated (MWH) 633,348 1,675,850 16,010,762

18. Net Electrical Energy Generated (MWH) 598,983 1,582,079 15,067,082

19. Unit Service Factor 98.6 45 72.9

20. Unit Availability Factor 98.6 45 72.9 __

21. Unit Capacity Factor (Using MDC Net) 96.2 42.1 64.7

22. Unit Capacity Factor (Using DER Net) 91.7 40.2 61.7

23. Unit Forced Outage Rate 1.4 0.9 5.5

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

Fall Maintenance 02-81 thru 10-16-81

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 Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-338 UNIT NAME North Anna 1 DATE 07-03-81 REPORT MONTH JUNE COMPLETED BY L. L. ROGERS TELEPHO?iE (703) 894-5151 X2510 l

No. Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours) Shutting **" Code Action to Down Reactor3 Report # *4 5 Prevent Recurrence 81-06 810624 F 10.3 A 3 N/A N/A N/A Reactor trip due to No. 3 governor valve EHC line rupture.

81-07 810626 N/A 0 F 1 N/A N/A N/A Power reduction to clean up chemistry in steam generators.

4 1 2 3 4 F: Forced Reason: Method: Exhibit G - Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram. Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Other (Explain) (NUREG-0161)

E-Operator Training & License Examination F-Administrative i

G-Operational Error (Explain) 5 H-Other (Explain) Exhibit 1 - Same Source

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-338 UNIT NA-1 DATE 07-03-81 COMPLETED BY L.L. Rogers TELEPHONE 703-894-5151X2510 MONTH June DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 858 17 856 2 858 18 356 3 863 19 857 4 866 20 848 _

5 865 21 848 863 22 855 7 863 23 860 8 864 24 741 9 860 25 463

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10 860 26 836 11 855 27 613 12 862 28 848 l

l 13 859 29 855 14 860 30 853 15 857 31 16 857 l

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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e Page 1 of 1 UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET DOCKET NO. 50-338 REPORT MONTH JUNE UNIT NAME NA-1 YEAR 1981 DATE 07-03-81 COMPLETED BY L. L. ROGERS

81-06 'A) (3) Reactor trip due to No. 3 governor valve EHC line rupture.

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9 OPERATING DATA REPORT E CKET NO. 50-339 DATE 07-03-81 COMPLETED BY o.L. Rogers TELEPHONE (703) 894-5151 X2510 OPERATING STATUS Notes

1. Unit Name: North Anna 2

2. Reporting Period: June 1981

3. Licensed Thermal Power (MWt): 2775

4. Nameplate Rating (Gross MWe): 947

5. Design Electrical Rating (Net MWe): 907

6. Maximum Dependahle Capacity (Gross MWe): 938

7. Maximum Dependable Capacity (Net MWe): 890

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

10. Reasons For Restrictions, If Any: N/A This Month Yr.-to-Date Cumulative

11. Hours In Reporting Period 720 4,343 4,775

12. Number of Hours Reactor Was Critical 444.7 3,765.1 4,194

13. Reactor Reserve Shutdawn Hours 275.3 310.8 590.8

86. Hours Generator On-Line 441.8 3,692 4,104.7

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWH) 1,205,121 9,810,364 10,932,877

17. Grora Electrical Energy Generated (MWH) 404,242 3,216,123 3,584,554

18. Net Electrical Energy Generated (MWH) 383,539 3,041,481 3,391,125

19. Unit Service Factor 61.4 85 86

20. Unit Aveilability Factor 61.4 85 86

21. Unit Capacity Factor (Using MDC Net) 59.9 78.7 79.8 22.

Unit Capacity Factor (Using DER Net) 58.7 77.2 78.3

23. Unit Forced Outage Rate 38.6 9.0 8.6

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

1 Fall Maintenance 16-81 thru 10-30-81

25. If Shut Down At End Of Report Period, Estimated Date of Startup: July 2, 1981

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

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

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4 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-339 UNIT NA-2 DATE 07-03-81 COMPLETED BY L.L. Rogers TELEPHONE 703-894-5151X2510 MONTH June DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (NWe-Net) 1 882 17 852 2 889 18 848 3 887 19 500 4 891 20 0 5 889 21 0 6 848 22 0 7 628 23 0 8 889 24 0 9 889 25 0 f 10 888 26 0 l

l 11 890 27 0 12 875 28 0 13 858 29 0 14 860 30 0 l 15 859 31 l 16 858 INSTRUCTIONS On this format, list the average daily unit power level in NWe-Net for each day in the reporting month. Compute to the nearest whole metawatt.

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-339 UNIT NAME North Anna 2 DATE 07-03-81 REPORT MONTH JUNE COMPLETED BY L. L. RPG6RS TELEPHONE (703) 894-5151 X2510 l

i No. Date Type Duration Reason Method of Licensee System Component Cause & Corrective

(Hours) Shutting 3

vent Code Code Action to 4 5 Down Reactor Report # Prevent Recurrence d

81-16 810505 S 0 B 5 Reduced power to perform turbine valve testing.

81-17 810606 F 3.7 A 3 N/A N/A N/A Reactor trip / turbine trip due to loss of EHC pressure.

No. 4 governor valve supply line rupture.

81-18 810613 S 0 B 5 Reduced power to perform turbine valve testing.

81-19 810619 F 274.5 A 3 N/A N/A N/A Reactor trip due to failure of "C" Main Transformer.

I 2 3 4 F: Forced Reason: Method: Cfaibit F - Instructions S: Scheduled A-Equipment Failure (Explair.) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram. Eetry Sheets for Licensee C-Refueling 3-Automatic Scram Esent Report (LER) File D-Regulatory Restriction 4-Continuations (NCREG-0161)

E-Operator Training & License Examination 5-Load Reduction F-Administrative 6-Other G-Operational Error (Explain) 5 H-Other (Explain) Exhibit H - Same Source e

Page 1 of 1 UNIT SHUTDOWN AND POWER REDUCTIONS s

EXPLANATION SHEET LOCKET NO. 50-339 REPORT MONTH JUNE UNIT NAME NA-2 YEAR 1981 DATE 07-03-81 COMPLETED BY L. L. ROGERS 81-17 (A) ('l) Reactor trip from turbine trip due to loss of EHC pressure. No. 4 governor valve supply line rupture.

81-19 (A) (3) Reactor trip due to failure of "C" main transformer.

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