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 -- 70.70 i :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
8505280405 850430 PDR ADOCK 05000271
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7 AVERAGE DAILY LNIT POWER LEVEL 1,,'- Docket No. 50-271-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
'4 ' -517 20 516
- 5: 516 21 498 I
'6 517- 22' 516 i-
- 17. 511 23 514 l.
8 516 24 - 513' '
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- 9- 516 25 514 j- 10 494 ~26 513
' ll 491 27 513 Y - 12 515 28 505* >
13 '515 29 513 14 454 30 515 i
15 515 31 --
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[l 16 515 *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.
- ~ MSR.F2 i
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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 (Power -
and a control rod pattern I~
adjustment.
Reduction) 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 D-Regulatory Restriction .
3-Automatic Scram Report (LER)' File (NUREG 0161)
E-Operator Training and License Examination. 4-Other (Explain)-
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 MWHe or 98.7 % of design electrical capacity.
Operatina Summary The following is a chronological description of plant operations including-4 other pertinent items of interest for the months
- 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 */
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
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