ML20097A577

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Monthly Operating Repts for Jul 1984
ML20097A577
Person / Time
Site: North Anna  Dominion icon.png
Issue date: 07/31/1984
From: Jun Lee
VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
Shared Package
ML20097A557 List:
References
NUDOCS 8409130311
Download: ML20097A577 (11)
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i VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MONTH JULY YEAR 1984 APPROVED:

STATION MANAGER W

8409130311 840816 PDR ADOCK 05000338 PM R

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i OPERATING DATA REPORT DOCKET NO. 50-338 DATE 08-05-84 COMPLETED BY Joan N. Lee TELEPHONE _(703) 894-5151 X2527 OPERATING STATUS

1. Unit Name: North Anna 1
2. Reporting Period: July, 1984
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): 937
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 744 5,111 53,552
12. Number of Hours Reactor Was Critical 0 2,467.6 36,054.1
13. Reactor Reserve Shutdown Hours 0 7.1 3,028.6
14. Hours Generator On-Line 0 2,443.9 35,105.5
15. Unit Reserve Shutdown Hours 0 0 0
16. Gross Thermal Energy Generated (MWH) 0 6,596,736 91,648,509
17. Gross Electrical Energy Generated (MWH) 0 2,238,267 29,622,454
18. Net Electrical Energy Generated (MWH) 0 2,126,605 27,957,779 i 19. Unit Service Factor 0 47.8 65.5
20. Unit Availability Factor 0 47.8 65.5
21. Unit Capacity Factor (Using MDC Net) 0 46.7 58.6
22. Unit Capacity Factor (Using DER Net) 0 45.9 57.5
23. Unit Forced Outage Rate 0 23.0 11.8
24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

Unit 1 Scheduled Fall Maintenance, 11-23-84, Scheduled 10 days.

25. If Shut Down At End Of Report Period, Estimated Date of Startup: August 17, 1984
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 08-05-84 REPORT MONTH July, 1984 COMPLETED BY Joan Lee TELEPHONE (703) 894-5151 X2527 l

Ns. Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours) Shutting V*" Code Action to Down Reactor3 Report #

  • 4 '5 Prevent Recurrence 84-14 840511 S 744 C 1 NA NA NA Refueling outage continued through the 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-Continuations (NUREG-0161)

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

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s-AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-338 UNIT NA-1 DATE 08-03-84 COMPLETED BY Joan N. Lee TELEPHONE 703-894-5151X2527 MONTH July, 1984 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 0 17 0 2 0 18 0 3 0 19 0 4 0 20 0 5 0 21 0 6 0 22 0 7 0 23 0 8 0 24 0

9 0 25 0 10 0 26 0 11 0 27 0 12 0 28 0 13 0 29 0 14 0 30 0 15 0 31 0 16 0 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.

Page 1 of 1 UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET DOCKET NO. 50-338 REPORT MONTH July UNIT NAME NA-1 YEAR 1984 DATE. 08-03-84 COMPLETED BY Joan Lee No entries this month.

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VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNIT NO. 1 MONTH July

SUMMARY

OF OPERATING EXPERIENCE d

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 July 1, 1984 0000 Began this month with Unit in Mode 6 -

Continuation of Scheduled Refueling Outage.

July 31, 1984 2400 Ended this month with Unit 1 in Mode 5. Unit scheduled to return on-line Aug. 17, 1984.

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l OPERATING DATA REPORT DOCKET NO. 50-339 DATE 08-05-84 COMPLETED BY Joan N. Lee TELEPHONE (703) 894-5151 X2527 OPERATING STATUS Notes:

1. Unit Name: North Anna 2
2. Reporting Period: July, 1984
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): 939
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 744 5,111 31,823
12. Number of Hours Reactor Was Critical 744 4,774 24,420.9
13. Reactor Reserve Shutdown Hours 0 14.6 3,794.6
14. Hours Generator On-Line 744 4665.2 24,172.3
15. Unit Reserve Shutdown Hours 0 0 0
16. Gross Thermal Energy Generated (MWH) 1,778,681 12,092,978 62,509,019
17. Gross Electrical Energy Generated (MWH) 591,402 3,986,170 20,700,537
18. Net Electrical Energy Generated (MWH) 556,397 3,774,231 19,626,313
19. Unit Service Factor 100.0 91.3 75.9
20. Unit Availability Factor 100.0 91.3 75.9
21. Unit Capacity Factor (Using MDC Net) 84.0 83.0 69.3
22. Unit Capacity Factor (Using DER Net) 82.5 81.4 68.0
23. Unit Forced Outage Rate 0 3.1 13.2
24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

Unit 2 Refueling Outage Scheduled 08-29-84, 52 days.

25. If Shut Down At End Of Report Period, Estimated Date of Startup:
26. Units In Test Status (Prior to Commercial Operation):

l Forecast Achieved i

! INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-339 UNIT NAME North Anna 2 DATE 08-05-84 REPORT MONTH July COMPLETED BY Joan Lee TELEPHONE (703) 894-5151 X2527 I

No. Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours) Shutting Event Code 4

Code 5

A' i "

Down Reactor3 Report # Prevent Recurrence 84-33 840714 S B/F 9 NA NA NA Ramped down for Turbine Valve Freedom test. Test complete and unit at 860 MW - 90% power.

Continuing ramp-down to 75%

power to allow Unit 2 to oper-ate during summer peak for fuel conservation until Unit 1 is returned on-line.

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-Administra tive 9-Other ,

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

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AVERAGE DAILY UNIT POWER LEVEL DOCET NO. 50-339 UNIT NA-2 DATE 08-03-84 COMPLETED BY Joan N. Lee TELEPHONE 703-894-5151X2527 MONTH July DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1 868 17 656 2 859 18 654 3 855 19 654 4 860 20 652 5 860 21 652 6 862 22 652 7 868 23 656 8 871 24 656 9 869 25 657 10 867 26 661 11 867 27 654 12 867 28 652 13 868 29 655 14 718 30 654 i

15 657 31 744 16 657 l INSTRUCTIONS l

On this fort.at, list the average daily unit power level in MWe-Net for each l day in the reporting month. Compute to the nearest whole megawatt.

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  • i Page 1 of 1 UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET DOCKET NO. 50-339 REPORT MONTH July UNIT NAME NA-2 YEAR 1984 DATE 08-05-84 COMPLETED BY Joan Lee 84-33 (1) On July 14, 1984 at 0115, when Turbine Valve Freedom test was completed, Unit 2 continued ramping down to 75% power.

The power reduction was necessary to allow Unit 2 to operate during summer peak for fuel conservation, until Unit 1 is returned on-line. The expected date for Unit 1 to return on line is August 17, 1984. Unit 2 power was increased to 100% on July 31, 1984. Ended the month of July with Unit 2 at 100% power.

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t VIP 9 INIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNIT NO. 2 MONTH July

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 July 1, 1984 0000 Began this month with Unit at 100% power.

July 14, 1984 0020 Commenced rampdown to 860 MW for Turbine Valve Freedom test.

! 0040 Unit at 860 MW - 90% power.

0115 Turbine Valve Freedon test complete.

Commenced power reduction to 75% to allow Unit 2 to operate during summer peak until Unit 1 is on line. Unit 2 scheduled re-fueling outage is August 29, 1984.

July 31, 1984 0950 Commenced rampup to 100% at 3% per hour.

2400 Ended this month with Unit at 100%.

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