BVY-99-035, Monthly Operating Rept for Feb 1999 for Vermont Yankee Nuclear Station.With

Monthly Operating Rept for Feb 1999 for Vermont Yankee Nuclear Station.With

ML20207K498
Person / Time
Site:	Vermont Yankee
Issue date:	02/28/1999
From:	Balduzzi M, Wallin G VERMONT YANKEE NUCLEAR POWER CORP.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BVY-99-035, BVY-99-35, NUDOCS 9903170217
Download: ML20207K498 (6)

Text

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VERMONT YANKEE NUCLEAR POWER CORPORATION P.O. Box 157, Govemor Hunt Road ,

Vemon, Vermont 05354-0157 (802) 257-7711 March 10,1999 BVY-99435 United States Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555

Reference:

(a) License No. DPR-28 (Docket No. 50-271)

In accordance with section 6.7.A.3 of the Vermont Yankee Technical Specifications, submitted herewith is the Monthly Statistical Report for the Vermont Yankee Nuclear Power Station for the month of February.1999.

Sincerely, ,

VERMONT YANKEE NUCLEAR POWER CORPORATION ,

/kf)&ff .f Michael A. Balduzzi Plant Manager cc: USNRC Region I Administrator l USNRC Resident Inspector - VYNPS l USNRC Project Manager - VYNPS Vermont Department of Public Service l

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9903170217'990228 7 .

PDR ADOCK 05000271-R PDR ,; l

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VERMONT YANKEE NUCLEAR POWER STATION MONTHLY STATISTICAL REPORT 99-02 FOR THE MONTH OF FEBRUARY 1999 1

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p OPERATING DATA REPORT

" DOCKET NO.50-271 DATE 990310 COMPLETED BY G.A. WALLIN

- TELEPHONE (802)258-5414 OPERATING STATUS I

1. Unit Name: Vermont Yankee l

l 2.' Reporting Period: February

3. Licensed Thermal Power (MWt):1593 1

4. Nameplate Rating (Gross MWe): 540

5. Design Electrical Rating (Net MWe): 122

6. Maximum Dependable Capacity (Gross MWe): 115

7. Maximum Dependable Capacity (Net MWe): 112

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): N/A

10. Reasons for restrictions, if any: N/A l

This Month Yr-to-Date Cumulative

11. Hours in Reporting Period 672.00 1416.00 229320.00

12. Number Of Hours Reactor was Critical 672.00 1416.00 191617.16

13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00

14. Hours Generator On-Line 672.00 1416.00 __ 188140.00

15. Unit Reserve Shutdown Hours 0.00 0.00 0.00 l

16. Gross Thermal Energy Generated (MWH) 1069046.65_ 2229653.50 283309314.90

17. Gross Electrical Energy Generated (MWH) 369350.00 769378.00 94811575.00

18. Net Electrical Energy Generated (MNH) 355269.00 739875.00 90181326.00

19. Unit Service Factor 100.00 100.00 80.90

20. Unit Availability Factor 100.00 100.00 80.90

21. Unit Capacity Factor (Using MDC Net) 103.70 102.50 76.80

22. Unit Capacity Factor (Using DER Net) 101.30 100,10 75.30

23. Unit Forced Outage Rate 0.00 0.00 4.50

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: N/A

26. Units In Test Status (prior to commercial operation) : N/A Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION VYDPF 0411.01 (Sample)

DP 0411 Rev. 7 Page 1 of 1 RT No. 13.F01.19F

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AVERAGE DAILY UNIT POWER LEVEL

• • DOCKET NO. 50-271 UNIT Vermont Yankee DATE 990310

. . COMPLETED BY G.A. WALLIN TELEPHONE (802)258-5414 MONTH Februarv l

l DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) j 1. 529 17. 529

2. 529 18, 529 l

3. 529 19. 529 4, 529 20. 529

5. 529 21. 529

6. 529 22. 524

7. 529 23. 529

'8. 529 24. 529

9. 529 25. 528 10, 529 26. 529 11, 529 27. 529

12. 529 28. 529 13, 529 29. ---

14. 529 30. ---

15. .

529 31. ---

16. 528 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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.et DOCKET NO. 50-271 DATE 990310 COMPLETED BY G.A. WALLIN TELEPHONE (802)258-5414 REPORT MONTH February

SUMMARY

OF OPERATING EXPERIENCES Highlights Vermont Yankee operated at 99.9% of rated thermal power for the month.

Gross electrical generation was 369,350 MWHe or 100.7% design electrical capacity.

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

At the beginning of the reporting per od the plant was operating at 99.9%

l of rated thermal power.

i There were no itemslof interest to report for this month.

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t At the end of the reporting period the plant was operating at 99.9% of )

rated thermal power.

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