ML20128C775
| ML20128C775 | |
| Person / Time | |
|---|---|
| Site: | Vermont Yankee File:NorthStar Vermont Yankee icon.png |
| Issue date: | 04/30/1985 |
| From: | Burger F, Murphy W VERMONT YANKEE NUCLEAR POWER CORP. |
| To: | NRC OFFICE OF RESOURCE MANAGEMENT (ORM) |
| References | |
| VYV-85-267, NUDOCS 8505280405 | |
| Download: ML20128C775 (7) | |
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OPERATING DATA REPORT Docket No.-
50-271 Date 850510 Completed by F.J. Burger Telephone (802)257-7711 OPERATING STATUS Notes:
- 1. " Unit Name: Vermont Yankee 2.
Reporting Period:
April c3.: Licensed Thermal Power (MWt):
1593
~4.' -Nameplate 1 Rating-(Gross MWe):
540
- 5. - Design Electrical Rating (Net MWe):-514(OC)504(CC) 6.
Maximum Dependable Capacity (Gross MWe):
535
- 7. iMaximum 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.~3 Reasons for restrictions, if any:
N/A l
This month Yr-to-Date Cumulative 111. Hours in Reporting Period 719.00
- 2879.00 12.' Number'of. Hours Reactor was Critical 719.00 2863.97 89677.90 13.' Reactor Reserve Shutdown Hours 0.00 0.00-0.00 14.. Hours Generator On-Line 719.00-2858.55 87288.62
- 15. Unit Reserve Shutdown Hours 0.00 0.00 0.00
- 16. Gross Thermal Energy Generated (MWH)
- 1133833.50 4496604.00 127055613.50
- 17. Gross ~ Electrical Energy Generated (MWH) 383244.00 1523790.00-42313538.00
- 18. Net Electrical Energy Generated (MWH).
367063.00 1460724.00-40161572.00
- 19. Unit Service Factor 100.00 99.29 78.98 20.lUnit Availability Factor 100.00 99.29 78.98 l21. Unit Capacity Factor (using MDC Net) 101.29 100.67 72.10'
- 22. Unit Capacity Factor (using DER Net) 99.32 98.71
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- 23.. Unit Forced Outage Rate 0.00
.71 7.17 24.~ Shutdowns scheduled over next 6 months (Type, Date and Duration of Each):
Refuelina outaae scheduled to start September 14, 1985 and continue to April 26, 1985.
- 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 MSR.F1 4
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7 AVERAGE DAILY LNIT POWER LEVEL Docket No.
50-271-1,,'-
Unit -- Vermont Yankee.
-Date 850510 Completed by F.J. Buraer
-Telephone -(802)257-7711 MONTH. JApril' i-DAY ~ AVERAGE DAILY' POWER. LEVEL.
DAY AVERAGE DAILY POWER LEVEL (MWe-Net)-
(MWe-Net) 1-l' 516 17 515
'21 516 18 515 3
~517
- 19 516
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-517 20 516 5:
516 21 498 I
'6 517-22' 516 i-l.
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~26 513
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- 12 515 28 505*
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'515 29 513 14 454 30 515 i
15 515 31 ra
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- 23 hour day INSTRUCTIONS:
On_this format, list the average daily unit power level in W e-Net for each day i
. in the reporting month. Compute to the nearest whole megawatt.
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' Dock t Noi 50-271-Unit Vermont Yafkee-UNIT SHUTDOWNS 'AND POWER REDUCTIONS Date -850510
, Completed by F.J. Burger-REPORT K) NTH
' April Telephone (802J257-7711:
1.
2 3
4 5
~.
No.
Date Typed Duration Reason Method of License System Component Cause and Corrective Action _to-(hours)
Shutting Down Event-Code Code Prevent Recurrence Reactor Report #
85-07 850414 S
0 B
.4 N/A RB CONROD Power reduction for surveillance and a control rod pattern I~
(Power Reduction) adjustment.
1 2
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 3-Automatic Scram Report (LER)' File (NUREG 0161)
D-Regulatory Restriction 4-Other (Explain)-
E-Operator Training and License Examination.
F-Administrative 5
G-Operational Error (Explain).
. Exhibit I - Same. Source H-Other (Explain)
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--Docket No.- 50-271 Unit Vermont Yankee Date-850510 Completed by F.J. Burger Telephone (802)257-7711-REPORT MONTH April SLM MRY 0F OPERATING EXPERIENCES
- Highlights Vermont Yankee operated at98.9% of rated thermal power for the month. Gross electrical generation was 383,244 MWH or 98.7 % of design electrical e
capacity.
Operatina Summary The following is a chronological description of plant operations including-other pertinent items of interest for the months 4
- At the beginning of the reporting period the plant was operating at 99.9% of
. rated-thermal power.
850414 At 0030 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br /> a power reduction was initiated for surveillance testing and control rod pattern adjustment..
850414 At 0215 hrs a return to full power was initiated.
At the end of the reporting period the-plant was operating at 99.9% fo rated thermal power.
MSR.F5
VERMONT YANKEE NUCLEAR POWER CORPORATION P. O. BOX 157 GOVERNOR IIUh"r ROAD VERNON, VERMONT 05354 VYV 85-267 May 10, 1985 U. S. Nuclear Regulatory Commission
- Director, Office of Management Information and Program Control Washington, D. C.
20555
Dear Sir:
Submitted herewith is the Monthly Statistical Report for the Vermont Yankee Nuclear Power Station for the month of April,1985.
Very truly yours, VERMONT Yare (EE NUCLEAR POWER CORPORATION d*ss--f
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Warren P'. Murphf Vice President an Manager of Operations WPM 8JB/pd:MSR1.1 56 f
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4 MONTHLY STATISTICAL REPORT 85-04 FOR-THE MONTH OF APRIL,-1985 t.
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