ML20148R433

Monthly Operating Repts for Dec 1987

ML20148R433
Person / Time
Site:	North Anna
Issue date:	12/31/1987
From:	Garner B, Stewart W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
88-002, 88-2, NUDOCS 8802020179
Download: ML20148R433 (13)

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VIRGINIA POWER COMPANY NORTH ANNA POWER STATION HONTHLY OPERATING REPORT MONTH December YEAR 1987 APPROVED:

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OPERATING DATA REPORT DOCKET NO. 50-338 DATE 01-04-88 COMPLETED BY Brenda Garner TELEPHONE (703) 894-5131 X2527 OPERATING ST?TUS

1. Unit Name: North Anna 1

2. Reporting Period: December, 1987

3. Licensed Thermal Power (MWt): 2893

4. Nameplate Rating (Gross MWe): 947

5. Design Electrical Rating (Net MWe): 907

6. Maximum Dependable Capacity (Gross MWe): 963

7. Maximum Dependable Capacity (Net MWe): 915

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 744 8,760 83,508

12. Number of Hours Reactor Was Critical 567.1 4,585.1 58,199.9

13. Reactor Reserve Shutdown Hours 22.5 169.3 6,274.7

14. Hours Generator On-Line 563.5 4,525.5 55,752.2

15. Unit Reserve Shutdown Hot:rs 0 0 0

16. Gross Thermal Energy Generated (MWH) 1,479,767 11,386,891 146,172,655

17. Gross Electrical Energy Generated (MWH) 490,485 3,775,672 47,903,892

18. Net Electrical Energy Generated (MWH) 464,247 3,568,907 45,294,594

19. Unit Service Factor 75.7 51.7 66.8

20. Unit Availability Factor 75.7 51.7 66.8_

21. Unit Capacity Factor (Using MDC Net) 68.2 44.5 61.0_

22. Unit Capacity Factor (Using DER Net) 68.8 44.9 59.8

23. Unit Forced Outage Rate 24.3 34.9 ___ 15.2

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

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

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

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

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.. .t-AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-338 UNIT NA-1 DATE 01-04-88 COMPLETED BY Brenda Garner TELEPHONE 703-894-5151X2527 MONTH December, 1987 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (hVe-Net) (MWe-Net) 1 0 17 917 2 0 18 '917 ~

3 0 19 918 4 0 20 918 5 0 21 918 6 0 22 917 7 0 23 917 8 94 24 916 9 216 25 916 10 216 26 916 11 492 27 916 12 912 28 916 13 912 20 916 14 916 30 917 15 916 31 918 16 916 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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Page 1 of 1 UNIT SHUTDOWN AND POWER REDUCTIONS EX.PLANATION SHEET DOCKET NO. 50-338 REPORT MONTH December UNIT NAME- NA-1 YEAR 1987 DATE 01-04-88 COMPLETED BY Brenda Garner s

87-07 1) Continuation from November 1987, when the Unit was .taken off line to repair "B" reactor coolant pump #1 seal. Repairs were completed and Unit returned on line December 8, 1987, at 1228.

. I UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-338' UNIT NAME North Anna 1 DATE 01-04-88 REPORT MONTH December, 1987 COMPLETED BY Brenda Garner TELEPHONE (703) 894-5151 X2527 I

No. Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours) Shutting 3

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Down Reactor Report # Prevent Recurrence 87-07 871201 F 180.5 A 1 NA NA NA Continuation from November 1987, when the Unit was taken off line to repair 'B' reactor coolant pump #1 seal. Repairs were completed and Unit returned on line December 08, 1987 at 1228.

1 2 3 4 F: Forced Reason: Method: Exhibit F - 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-Continuations (NUREG-0161)

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

J VIRGINIA POWER NORTH ANNA POWER STATION UNIT NO. 1 MONTH December

SUMMARY

OF OPERATINO EXPERIENCE 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 December 1, 1987 0000 Began the month with Unit in Mode 5, continuing with repairs on 'B' reactor coolant pump #1 seal.

December 7, 1987 1023 Entered Mode 4.

1439 Entered Mode 3.

December 8, 1987 0851 Reactor critical.

1228 Unit online.

1250 Unit holding at 174MW-18% power, to unisolate the main feedwater regulator valves.

1401 Commenced ramp up to 30% power, main feed regulator valves in service.

1430 Unit holding at 252MW-30% power, for Chemistry.

l December 11, 1987 1100 Commenced ramp up to 100% power, released from Chemistry hold, 1414 Unit holding at 669MW-68% power, for Chemistry.

1527 Crmmenced e ramp up to 90% power, released from Chemistry hold.

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VIRGINIA POWER h0RTH ANNA POWER STATION UNIT NO. 1 MONTH December

SUMMARY

OF OPERATING EXPERIENCE 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 December 11, 1987 1730 Unit holding at 875 MW - 90% power for 1-PT-24.1 calorimetric.

1745 Commenced ramp up to 100% power, 1-PT-24.1 calorimetric completed.

1913 Unit stabilized at 962MW-100% power.

December 31, 1987 2400 Ended the month with Unit at 968MW-100% power.

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OPERATING DATA REPORT DOCKET NO. 50-339 DATE 01-04-88 COMPLETED BY Brenda Garner TELEPHONE (703) 894-5151 X2527 OPERATING STATUS

1. . Unit Name: North Anna 2 2 .' Reporting Period: December, 1987 '

Licensed Thermal Power (MWt):

.3. 2893

4. Nameplate Rating (Gross MWe): 947

5. Design Electrical Rating (Net MWe): 907

6. Maximum Dependable Capacity (Gross MWe): 963

7. ' Maximum Dependable Capacity (Net MWe): 915

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

N/A L

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

10. Reasons For Restrictions, If Any: N/A __

l l This Month Yr.-to-Date Cumulative l

11. Hours In Reporting Period 744___ 8,760 61,776

12. Number of Hours Reactor Was Critical 744 6,842.2 48,468.3

13. Reactor Reserve Shutdown Hours 0 13.2 5,653

14. Hours Generator On-Line 744 6,785.5 47,656

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15. Unit Reserve Shutdown Hours 0 0 0

16. Gross. Thermal Energy Generated (MWH) 2,152,259 18,006,585 124,318,781

17. Gross Electrical Energy Generated (MWH) 715,304 5,971,044 41,205,121

18. Net Electrical Energy Generated (MWH) 680,468 5,653,448 39,058,347 t 19~ . Unit Service Factor 100 77.5 77.1 e

20. Unit Availability Factor 100 77.5 77.1

21. Unit Capacity Factor (Using MDC Net) 100 70.5 70.8

22. ' Unit Capacity Factor (Using DER Net) 100.8 71.2 69.7

23. Unit Forced Outage Rate 0 0 9.3

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

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

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

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION ,

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-339 UNIT NA-2 DATE 01-04-88 COMPLETED BY Bren_da Garner TELEPHONE 703-894-5151X2527 MONTH December, 1987 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 916 17 923 2 917 18 920 3 918 19 904 4 919 20 904 5 915 21 903 6 915 22 901 7 914 23 900 8 915 24 916 9 915 25 918 l

10 916 26 917 11 917 27 917 12 919 28 917 l 13 922 29 916 l

l 14 905 30 917 l

l 15 920 31 918 16 922 l

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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Page 1 of 1 UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET DOCKET NO. 50-339 REPORT MONTH December UNIT NAME NA-2 YEAR 1987 DATE 01-04-88 COMPLETED BY Brenda Garner No Entry This Month i

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UNIT SifUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-339 UNIT NAME North Anna 2 '-

DATE 01-04-88 REPORT MONTH December COMPLETED PY Brenda Garner TELEPHONE (703) 894-5151 X2527 No. Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours) Shutting 3

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Down Reactor Report # Prevent Recurrence No Entry This Month 1 2 3 4 F: Forced Reason: Method: Exhibit F - 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-Continuatioas (NUREG-0161)

E-Operator Training & License Examination 5-Load Reduction F-Adminis t ra tive 9-Other G-Operational Error (Explain) 5 H-Other (Explain) Exhibit H - Same Source

NORTH ANNA POWER STATION UNIT NO. 2 MONTH December

SUMMARY

OF OPERATING EXPERIENCE Listed below in chronological sequence .s a summary of operating experiencec for this month which required load reductions or resulted in significant non-load related incidents.

DATE TIME DATA December 1, 1987 0000 Began the month with the Unit at 960 MW -

100% power.

December 14, 1987 0020 Commenced rampdown of 100 MW to perform Turbine Valve Freedom Test.

0059 Unit holding at 860 MW - 89% power, to perform Turbine Valve Freedom Test.

0350 Commenced ramp up to 100% power, Turbine Valve Freedom Test completed.

0430 Unit stabilized at 966 MW - 100% power.

December 31, 1987 2400 Ended the month with Unit at 961 MW -

100% power.

.4 VinoIxu ELucTuic Axn Pownn COMPANY Hicnxoxn,VinoixiA 2006i W.L.StawAur we!E."d"".'.""'..

o January 15, 1988 U.S. Nuclear Regulatory Commission Serial No.88-002 Attention: Document Control Desk N0/DJV:jmj 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 mor.th of December 1987.

Very truly yours, W. L. S wart 4a%ded &

Enclosures cc: U.S. Nuclear Regulatory Commission 101 Marietta Street, NW Suite 2900 Atlanta, GA 30323 Mr. J. L. Caldwell NRC Senior Resident Inspector North Anna Power Station l

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