ML20062K440

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Monthly Operating Rept for Jul 1982
ML20062K440
Person / Time
Site: Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date: 08/13/1982
From: Burger F
VERMONT YANKEE NUCLEAR POWER CORP.
To:
Shared Package
ML20062K438 List:
References
NUDOCS 8208170196
Download: ML20062K440 (6)
v • d • e


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VERMONT YANKEE NUCLEAR POWER STATION MONTHLY STATISTICAL REPORT 82-07  :

FOR THE MONTH OF JULY, 1982 8208170196 820813 PDR ADOCK 05000271 R PDR

1 OPERATING DATA REPORT

! DOCKET NO. 50-271 DATE 820813 COMPLETED BY F.J. Burger

, TELEPHONE (802) 257-7711 j ext. 137

) OPERATING STATUS Notes J 1. Unit Name: Vermont Yankee I

2. Reporting Period: Juiv
3. Licensed Thermal Power (MWt): 1593

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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:
9. Power Level to Which Restricted.If Any(Net MWe):

' 10. Reasons For Restrictions, If Any:

a This Month Yr-to-Date Cumulative

11. Hours In Reporting Period 744.00 5.087.00 l12.NumberOfHoursReactorWasCritical 744.00 4,952.33 70.030.48

' 13. Reactor Reserve Shutdown Hourr 0.00 0.00 0.00 i

14. Hours Generator On-Line 744.00 4,923.93 67,935.12
15. Unit Reserve Shutdown Hours 0.00 0.00 0.00
16. Cross Thermal Energy Generated (MWH) 1.174.004.00 7,701,743.00 97,617,503.50

! 17. Gross Electrical Energy Generated (MWH) 380.253.00 2,577,994.00 32.449.965.00 l 18. Net Electrical Energy Generated (MWH) 357.096.00 2.455.006.00 30,771,292.00 (19. Unit'ServiceFactor 100.00 96.79 78.60

20. Unit Availability Factor 100.00 96.79 78.60 i 21. Unit Capacity Factor (Using MDC Net) 95.23 95.75 70.64
22. Unit Capacity Factor (Using DER Net) 93.38 93.89 .69.27
23. Unit Forced.Qutage Rate. 0.00 3.21 6.55

( 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

A nno unok mnintonnnco nurnon ic cchodulod en h oo,i n Anonce ?R 14R7 l

1 f25.IfShut 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 COM51ERCIAL OPERATION i

AVERAGE DAILY UNIT POWER LEVEL r

DOCKET NO. 50-271 UNIT Vermont Yankee DATE 820813 COMPLETED BY F.J. Burger TELEPHONE (802) 257-7711 ext. 137 MONTH .Tuiv i DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL j (MWe-Net) (MWe-Net)

1. 490 17. 480
2. 489 18, 460
3. 487 19, 477
4. 484 20. 481
5. 489 21. 487
6. 487 22. 485 r
7. 484 23. 484
8. 481 24, 384 9, 485 25. 480 485 26. 480 10.

479 486

11. 27.

483 484

12. 28.
13. 29. 484 i 14, 30. 486
15. 31. 485 16, 481 l INSTRUCTIONS:

On this format, list the average daily unit power level in MWe-Net for each day in j

the reporting month. Compute to the nearest whole megawatt. )

UNIT S!!UTDOWNS AND POWER REDUCTIONS DOCKET NO 50-271 UNIT NAME Vermont Yankee July DATE 820813 REPORT MONTli COMPLETED BY F.J. Burner TELEPIIONE (802) 257-7711 ext. 137

$9 m o$o License y Cause & Corrective No. Date *g yy g jg 9 g R po t# 0 E g u 8

82-10 820724 S O B 4 N/A RB CONROD Power reduction for control rod (Power pattern exchange and turbine Reduc.) surveillance.

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F: Forced Reason: ' Method: Exhibit G- 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- Other (Explain) (NUREG 0161)  ;

E-Operator Training & License Examination 5

F-Administrative Exhibit I - Same Source l G-Operational Error (Explain)

II-Other (Explain) 7/80 __ ________ ___ .

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DOCKET NO. 50-271 L* NIT Vermont Yankee DATE 820813 COMPLETED BY F.J. Burger TELEPHONE (802) 257-7711_ ext. 137 SAFETY RELATED MAINTENANCE NATURE OF MALFUNCTION LER OR OUTAGE EQUIPMENT MAINTENANCE NUMBER CAUSE RESULT CORRECTIVE ACTION Threaded Pipe Union for Corrective N/A Normal Wear Leakage Replaced Union PI 23-44 Leaks MR 82-0756 Main Steam Line "C" Co rre c tive .. Pending Zero Point Drift Low Instrument Reset Zero Point Radiation Monitor MR 82-0810 Readings "B" MG Set Lube Oil Corrective N/A Normal Wear Leakage Repacked Valve Cooler Service Water MR 82-0835 ts. :

Outlet Valve V70-22D "A" SBGT Fan, REF-2A Preventive N/A N/A N/A Cleaned and Lubricated FR 82-0887 Fan Bearings Service Water Pump Corrective N/A Normal Wear Leakage Adjusted Packing P7-1C MR 82-0923 A

. . s DOCKET NO. 50-271 UNIT Vermont Yankee DATE 820813 COMPLETED BY F.J. Burger TELEPHONE (802) 257-7711 ext. 137 REPORT MONTH Julv

SUMMARY

0F OPERATING EXPERIENCES Highlights Vermont _ Yankee operated at 99.05% of rated thermal power for the month.

Gross electrical generation was 330,253 - MWH or 94.64% of design electrical capacity.

Operating' Summary The following is a chronological description of plant operations including other pertinent items of. interest for the month:

At thb beginning of the reporting period the plant was operating at 99.9%

of rated thermal power.

820724 At 0100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br /> a power reduction was initiated for a control rod pattern adjustment and turbine surveillance.

820724 At 0546 hours0.00632 days <br />0.152 hours <br />9.027778e-4 weeks <br />2.07753e-4 months <br /> a return to full power was initiated.

At the end of the reporting period the plant was operating at 99.9% of rated thermal power.

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