ML20206G017
| ML20206G017 | |
| Person / Time | |
|---|---|
| Site: | Vermont Yankee File:NorthStar Vermont Yankee icon.png |
| Issue date: | 03/31/1987 |
| From: | Murphy W, Wallin G VERMONT YANKEE NUCLEAR POWER CORP. |
| To: | NRC OFFICE OF RESOURCE MANAGEMENT (ORM) |
| References | |
| VYV-87-097, VYV-87-97, NUDOCS 8704140423 | |
| Download: ML20206G017 (6) | |
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i VERMONT YANKEE NUCLEAR POWER STATION MONT}i_Y STATISTICAL REPORT 87-03 FOR THE MONTH OF MARCH, 1987 i.
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i 8704140423 870331 3-PDR ADOCK O 21 r2M
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OPERATING DATA REPORT DOCKET NO.
50-271 DATE 870410 COMPLETED BY G.A. Wallin TELEPHONE (802) 257-7711 OPERATING STATUS Notes:
1.
Unit Name:
Vermont Yankee 2.
Reporting Period:
March 3.
Licensed Thermal Power (MWt):
1593 4.
Nameplate Rating (Gross MWe):
540 5.
Design Electrical Rating (Net MWe):514(oc) 504(cc) 6.
Maximum Dependable Capacity (Gross MWe):
535 7.
Maximum Dependable Capacity (Net MWe):
504 8.
If changes occur in capacity ratings (Items Number 3 through 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 744.00 2160.00
- 12. Number of Hours Reactor was Critical 744.00 2160.00 99630.73
- 13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00
- 14. Hours Generator On-Line 744.00 2160.00 97138.69
- 15. Unit Reserve Shutdown Hours 0.00 0.00 0.00
- 16. Gross Thermal Energy Generated (MWH) 1175836.00 3416639.50 142092280.00
- 17. Gross Electrical Energy Generated (MWH) 398870.00 1159640.00 47288474.00
- 18. Net Electrical Energy Generated (MWH) 382754.00 1112706.00 44871382.00
- 19. Unit Service Factor 100.00 100.00 76.29
- 20. Unit Availability Factor 100.00 100.00 76.29
- 21. Unit Capacity Factor (using MDC Net) 102.07 102.21 69.93
- 22. Unit Capacity Factor (using DER Net) 100.09 100.22 68.57
- 23. Unit Forced Outage Rate 0.00 0.00 6.55
- 24. Shutdowns scheduled over next 6 months (Type, Date and Duration of Each):
1987 Refueling Outage scheduled to begin on Auoust 8,1987 and continue through October 2, 1987.
- 25. If shut down at end of report period, estimated date of startup:
N/h
- 26. Units in Test Status (prior to commercial operation): N/A Forecast Achieved INITIAL CRITICALITY VYDPF 0411.01 INITIAL ELECTRICITY Original COMMERCIAL OPERATION
AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
50-271 UNIT Vermont Yankee DATE 870410 COMPLETED BY G.A.-Wallin 4
TELEPHONE (802) 257-7711
' MONTH March DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net)
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489 17 518 2
518 18 518 3
518
-19 518 i
4 519 20 518-5 519 21 518 i
6 518 22 445 i
7 519 23 513 8
516 24 518 9
518 25 518 10 518 26 518 11 518 27 _
518 12 519 28 518 13 519 29 514
'I 14 519 30 517 i
15 516 31 518 i
16 518 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.
f VYDPF 0411.02 Original i
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a DOCKET NO.
50-271 UNIT NAE Vermont Yankee
- UNIT SHUTDOWNS AND POWER REDUCTIONS DATE 870410 COMPLETED BY G. A. Wallin PEPORT MONTH March TELEPHONE (802) 257-7711 1
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No.
Date Type Duration Reason Method of Licensee System Component Cause and Corrective Action to (hours)
Shutting Down Event Code Code Prevent Recurrence Reactor Report +
87-03 870322 S
0.00 B,H*
4 N/A RB CONR00 Power reduction for a Control Roc Power Pattern adjustment and Reduction surveillance testing.
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3 4
F-Forced A-Equipment Failure (Explain)
Method:
Exhibit G - Instructions S-Scheduled B-Maintenance or Test 1-Manual for Preparation of Data Entry C-Refueling 2-Manual Scram-Sheets for Licensee Event D-Regulatory Restriction 3-Automatic Scram Report (LER) File (NUREG 0161)
E-Operator Training and License Examination 4-Other (Explain)
F-Administrative 5
VYDPF 0411.03 G-Operational Error (Explain)
Exhibit I - Same Source Original
- H-Other (Explain) - Control Rod Pattern Adjustment i
DOCKET NO.
50-271 UNIT Vermont Yankee DATE 870410 f
COMPLETED BY G.A. Wallin TELEPHONE (802) 257-7711 REPORT MONTH March
SUMMARY
OF OPERATING EXPERIENCES Highliohts Vermont Yankee operated at 99.2% of rated thermal power for the month.
Gross electrical generation was 398,870 MWH or 99.3% of design e
electrical capacity.
Operatina Summary The following is a chronological description of plant operations including 1
other pertinent items of interest for the month:
At the beginning of tne reporting period the plant was operating at 99.9% of rated thermal power.
870322 At 0030 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />, reduced power to 78% to perform turbine surveillance and a rod pattern adjustment.
(See Unit Shutdowns and Power Reductions) 870322 At 0530 hours0.00613 days <br />0.147 hours <br />8.763227e-4 weeks <br />2.01665e-4 months <br />, completed turbine surveillance and the rod pattern adjustment. A return to full power was initiated.
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At the end of the reporting period the plant was operating at 99.9% of rated thermal power.
VYDPF 0411.04 Original i
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1 VERMONT YANI EE NUCLEAR POWER CORPORATION P. O. BOX 157 GOVERNOR HUNT ROAD VERNON, VERMONT 05354 VYV 87- 097 April 10, 1987 U. S. Nuclear Pegulatory Commission Director, Office of Management Information and Program Control Washington, D. C.
20555 Daar Sir:
Submitted herewith is the Monthly Statistical Report for the Vermont Yankee Nuclear Power Station for the month of March, 1987.
Very truly yours, VERMONT YANKEE NUCLEAR POWER CORP.
Warren P. Murphy Vice President and Manager of Operations WPM / TAW / mmh:MSR1.1/MSR VYDPF 0411 Original
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