ML20132H135
| ML20132H135 | |
| Person / Time | |
|---|---|
| Site: | North Anna  |
| Issue date: | 07/31/1985 |
| From: | Garner B, Stewart W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.) |
| To: | Beebe M NRC OFFICE OF RESOURCE MANAGEMENT (ORM) |
| References | |
| 85-590, NUDOCS 8510020071 | |
| Download: ML20132H135 (12) | |
Text
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VIRGINIA POWER NORTH ANNA POWER STATION MONTHLY _ OPERATING REPORT MONTH July
__ YEAR 1985 APPROVED:
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l OPERATING DATA REPORT DOCKET NO. 50-338 l
DATE 08-05-85 COMPLETED BY Brenda Garner TELEPHONE (703) 894-5151 X2527 OPERATING STATUS 1.
Unit Name:
North Anna 1 2.
Reporting Period:
July, 1985 3.
Licensed Thermal Power (MWt):
2775-4 Nameplate Rating (Gross MWe):
947 5.
Design Electrical Rating (Net NWe):
907 6.
Maximum Dependable Capacity (Gross MWe):
941 7.
Maximum Dependable Capacity (Net MWe):
893 8.
If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Last Report, Give Reasons:
9.
Power Level-To Which Restricted, If Any (Net MWe):
N/A
- 10. Re sons For Restrictions, If Any:
N/A This Month Yr.-to-Date Cumulative 11.
Hours In Reporting Period 744 5087 62,315
- 12. Number of Hours Reactor Was Critical 744 5087 43,458.7
- 13. Reactor Reserve Shutdown Hours 0
0 3,084.2 14.
Hours Generator On-Line 744 5,059.8 42,172 15.
Unit Reserve Shutdown Hours 0
0 0
16.
Gross Thermal Energy Generated (MWH) 2,064,532 13,728,039 110,587,701 17.
Gross Electrical Energy Generated (MWH) 692,371 4,625,591 35,997,776
- 18. Net _ Electrical Energy Generated (MWH) 657,721 4,396,257 34,012,235
- 19. Unit Service Factor 100.0 99.5 67.7 20.
Unit Availability Factor 100.0 99.5 67.7 21.
Unit Capacity Factor (Using MDC Net) 98.9 96.9 62.0 22.
Unit Capacity Factor (Using DER Net) 97.4 95.3 60.2 1
- 23. Unit Forced Outage Rate 0
0.5 9.3 24.
Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
Refueling, November 1, 1985, 48 days.
25.
If Shut Down At End Of Report Period, Estimated Date of Startup:
l 26.
Units In Test Status (Prior to Commercial Operation):
Forecast Achieved INITIAL CRITICALITY l
INITIAL ELECTRICITY C0KMERCIAL OPERATION
AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
50-338 UNIT NA-1 DATE 08-05-85 COMPLETED BY Brenda Garner TELEPHONE 703-894-5151X2527 MONTH July, 1985 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net) 1 884 17 885 2
888 18 885 3
887 19 885 4
886 20 884 5
887 21 883 6
887 22 884 7
887 23 884 8
886 24 884 9
886 25 880 10 886 26 872 11 882 27 872 12 886 28 878 13 887 29 884 14 887 30 886 15 885 31 885 16 885 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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UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET DOCKET NO.
50-338 REPORT MONTH July UNIT NAME NA-1 YEAR 1985 DATE 08-05-85 COMPLETED BY Brenda Garner No entry this month.
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4 VIRGINIA POWER NORTH ANNA POWER STATION UNIT NO.
1 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.
l DATE TIME DATA July 1, 1985 0000 Began this month with Unit at 931 MW -
100% power.
' July 31, 1985 2400 Ended this month with Unit at 927 MW 100% power.
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OPERATING DATA REPORT DOCKET NO.
50-339
~
DATE 08-05-85
-COMPLETED BY Brenda Garner TELEPHONE (703) 894-5151 X2527
' OPERATING STATUS Notes:
- 1.. Unit Name:
North Anna 2 2.
Reporting Period:
July, 1985 3.
Licensed Thermal Power (MWt):
2775 4.
Nameplate Rating (Gross NWe):
947 5.
Design Electrical Rating (Net MWe):
907 6.
Maximum Dependable Capacity (Gross MWe):
941 7.
Maximum Dependable Capacity (Net MWe):
893 8.
If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Last Report
, Give Reasons:
9.
Power Level To Which Restricted, If Any (Net NWe):
- 10. Reasons For Restrictions, If Any:
N/A N/A This Month Yr.-to-Date Cumulative 11.
Hours In Reporting Period 744-5087 40,583
- 12. Number of Hours Reactor Was Critical 679.2 4963.4 30,753.8 13.
Reactor Reserve Shutdown Hours 64.8 s
14.
Hours Generator On-Line 93.3 4,079.14 657.3 4736 30,141.1 15.
Unit Reserve Shutdown Hours 0
0 0
16.
Gross Thermal Energy Generated (MWH) 1,709,080 12,104,277 77,604,518 17.
Gross Electrical Energy Generated (MWH) 563,514 4,022,336 25,719,601 18.
Net Electrical Energy Generated (MWH) 533,551 3,812,067 24,381,329 19.
Unit Service Factor 88.3 93.1 74.3 20.
Unit Availability Factor 88.3 93.1 74.3 21.
Unit Capacity Factor (Using MDC Net) 80.3 84.0 67.5 22.
Unit Capacity Factor (Using DER Net) 79.1 82.6 66.2 23.
Unit Forced Outage Rate 11.7 6.9 12.3 24.
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
AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
50-339 UNIT NA-2 DATE 08-05-85 COMPLETED BY Brenda Garner TELEPHONE 703-894-5151X2527 MONTH July DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net) 1 867 17 873 2
831 18 873 3
879 19 874 4
875 20 874 5
875 21 874 6
875 22 873 7
875 23 871 8
875 24 871 9
876 25 370 10 878 26 0
11 876 27 0
12 879 28 0
13 877 29 120 14 874 30 178 15 873 31 627 16 872 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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UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET DOCKET NO.
50-339 REPORT MONTH July UNIT NAME NA-2 YEAR 1985 DATE 08-05-85 COMPLETED BY Brenda Garner 85-39 1)
On July 25, 1985, at 1645 Unit 2 taken off line due to high Reactor Coolant System unidentified leakage.
2-RC-6 valve was repaired and Unit returned to 100% power on July 31, 1985 at 1233.
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r UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.
50-339 UNIT NAME North Anna 2 DATE 08-05-85 REPORT MONTH July COMPLETED BY Brenda Garner TELEPHONE (703) 894-5151 X2527 I
No.
Date.
Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours)
Shutting ven de 3
4
- 5 AC 5" Down Reactor Report #
Prevent Recurrence j
85-37 850701 S
NA H
5 NA NA NA Ramped down to 88% power for j
load follow. Unit returned to 100% power.
l 85-38 850702 S
NA H
5 NA NA NA Ramped down to 68% power for load follow. Unit returned to 100% power.
85-39 850725 F
86.7 A
1 NA NA NA Ramped Unit 2 off line for l
high Reactor Coolant System i
unidentified leakage. Unit returned to 100% power.
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2 3
4 F: Forced Reason:
Method:
Exhibit F - Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data l
B-Maintenance or Test 2-Manual Scram.
Entry Sheets for Licensee l
C-Refueling 3-Automatic Scram Event Report (LER) File l
D-Regulatory Restriction 4-Continuations (NUREG-0161) l E-Operator Training & License Examination 5-Load Reduction l
F-Administrative 9-Other i
G-Operational Error (Explain) 5 l
H-Other (Explain)
Exhibit H - Same Source i
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VIRGINIA POWER 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, 1985 0000 Began this month with Unit at 930 MW - 100%~
power.
0344 Commenced rampdown of 100 MW for Load follow.
0421 Unit holding at 830 MW - 88% power for load follow.
0441 Commenced ramp up to 100% power.
0515 Unit holding at 922 MW - 98% Power for 2-PT-24 calorimetric.
0545 Commenced ramp up to 100 % power, 2-PT-24 calorimetric complete.
0555 Unit stabilized at 932 MW - 100% power.
July 2, 1985 0141 Commenced rampdown of 300 MW for load follow.
0325 Unit holding at 600 MW - 68% power for load follow.
0501 Commenced ramp up to 100% power.
0619 Unit holding at 832 MW - 90% power for 2-PT-24 calorimetric.
0635 Commenced ramp up to 100% power, 2-PT-24 calorimetric complete.
0750 Unit stabilized at 932 MW.- 100% power.
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VIRGINIA POWER NORTH ANNA POWER STATION g
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 25, 1985 0740 Commenced rampdown to 30% power due to high Reactor Coolant System unidentified leakage.
1048 Unit stabilized at 30% power 232 MW 1200 Commenced rampdown to 10% power to repair 2-RC-6 valve leakage.
1252 Unit stabilized at 10% power 75 MW.
1645 Unit off line in Mode 2.
1648 Reactor shutdown in Mode 3 1
. July 28, 1985 0932 Repairs to 2-RC-6 made. Reactor critical.
July 29, 1985 0738 Unit on line.
i 0845 Unit holding at 30% power - 218 MW for l
Chemistry.
July 31, 1985 0550 Commenced ramp up to 100% power.
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0950 Unit holding at 90% power - 832 MW for 2-PT-24 calorimetric.
1113 Commenced ramp up to 100%, 2-PT-24 calorimetric completed.
1233 Unit stabilized at 910 MW, 100% power.
July 31, 1985 2400 Ended this month with unit at 910 MW -
100% power.
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NtKAvr Qvnsions g,p fw,fg Rxbnwrut \\1rpnkt %L'61 August 15, 1985 VIRGINIA POWER l
l Mr. Maurice R. Beebe Serial No.85-590 Office of Resource Management N0/AIJI:acm U. S. Nuclear Regulatory Commission Docket Nos. 50-338 Washington, D. C. 20555 50-339 License Nos. NPF-4 NPF-7
Dear Mr. Beebe:
VIRGINIA POWER NORTH ANNA POWER STATION MONTIILY OPERATING REPORT Enclosed is the Monthly Operating Report for North Anna Power Station Unit Nos. I and 2 for the month of July, 1985.
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Very truly yours, I
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W. L. Stewart Enclosure (3 copies) cc:
Mr. J. M. Taylor, Director (12 copies)
Office of Inspection and Enforcement Dr. J. Nelson Grace (1 copy)
Regional Administrator Region II Mr. M. W. Branch NRC Resident Inspector North Anna Power Station I
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