ML20092F590

Monthly Operating Rept for Aug 1995 for Vermont Yankee Nuclear Station

ML20092F590
Person / Time
Site:	Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date:	08/31/1995
From:	Wallin G, Wanczyk R VERMONT YANKEE NUCLEAR POWER CORP.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BVY-95-98, VY-RCE-95-021, VY-RCE-95-21, NUDOCS 9509180255
Download: ML20092F590 (6)

Text

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VE'RMONT YANKEE NUCLEAR POWER CORPORATION.

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/p P.O. Box 157, Governor Hunt Road

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Vernon, Vermont 05354-0157

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(802) 257 7711 J

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September 10, 1995 VY-RCE-95-021 BVY-95-98 U.S. 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 Auaust, 1995.

Sincerely, Vermont Yankee Nuclear Power Corp.

Robert J. Wanczyk Plant Manager 2

cc:

USNRC Region I Administrator USNRC Resident Inspector - VYNPS USNRC Project Mananger - VYNPS 1CCQ3

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1 9509190255 950831

//o FJ i PDR ADOCK 05000271

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1 VERMONT YANKEE NUCLEAR POWER STATION MONTHLY STATISTICAL REPORT 95-08 FOR THE MONTH OF AUGUST 1995 i

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i DP 0411 Rev. 6 Page 1 of 1 i

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OPERATING DATA REPORT DOCKET NO.50-271 DATE 950910 COMPLETED BY G.A.

WALLIN TELEPHONE (802)258-5414 OPERATING STATUS

1. Unit Name:

Vermont Yankee 2.

Reporting Period:

Auaust NOTES: Values for Steps 12-22 Yr-to-Date and

3. Licensed Thermal Power (MWt):1593 Cumulative vary, due to spreadsheet upgrades and

4. Nameplate Rating (Gross MWe): 11Q benchmarking of data.

S. Design Electrical Rating (Net MWe):

111

6. Maximum Dependable Capacity (Gross MWe):

111

7. Maximum Dependable Capacity (Net MWe):

112

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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 j

This Month Yr-to-Date Cumulative

11. Hours in Reporting Period 744.00 5831.00 199415.00

12. Number Of Hours Reactor was Critical 744.00 4744.96 164607.63

13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00

14. Hours Generator On-Line 744.00 4695.45 161391.56

15. Unit Reserve Shutdown Hours 0.00 0.00 0.00

16. Gross Thermal Energy Generated (MWH) 1184052.60 7375969.20 241544842.20

17. Gross Electrical Energy Generated 397318.00 2491649.0.1 80529001.00

18. Net Electrical Energy Generated (MWH) 375476.00 2371889.00 76530484.00

19. Unit Service Factor 100.00 80.53 80.94 l

20. Unit Availability Factor 100.00 80.53 80.94 4

21. Unit Capacity Factor (Using MDC Net) 98.96 80.23 75.49

22. Unit Capacity Factor (Using DER Net) 96.68 78.52 74.01

23. Unit Forced Outage Rate 0.00 0.00 4.83

24. Shutdowns scheduled over next 6 months (Type, Date, and Duration of Each:

N/A

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 DP 0411 Rev. 6 Paga 1 of 1 RT No. 13.F01.19F

i AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-271 UNIT Vermont Yankee DATE 950910 COMPLETED BY G.A.

WATLIN

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l TELEPHONE (802)258-5414 MONTH August i

i DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL l

(MWe-Net)

(MWe-Net) 1.

499 17.

503 4

1 2.

499 18.

502 3.

498 19.

504 4.

504 20.

507 i

'5.

504 21.

502 6.

513 22.

504 i

7.

518 23.

504 8.

519 24.

502 i

9.

520 25.

505 1

10.

513 26.

505 11.

503 27.

500 1

12.

498 28.

503 13.

502 29.

501 l

14.

503 30.

503

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15, 504 31.

501 16.

501 INSTRUCTIONS:

On this format, list the average daily unit power level in MWE-Net 2

for each day in the reporting month.

Compute to the nearest whole cigawatt.

VYDPF 0411.02 DP 0411 Rev. 6 Page'l of 1 RT No. 13.F01.18V 4

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UNIT SHUTDOWNS AND POWER REDUCTIONS REPORT MONTH AUGUST DOCKET NO 50-271 UNIT NAME Vermont Yankee DATE 950910 COMPLETED BY G.A. Wa11in TELEPHONE (802)258-5414 1

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No.

Date Type Duration Reason Method of License System Component Cause and Corrective (hours)

Shutting Event Code Code Action to Prevent Down Report #

Recurrence Reactor (None) 1 F: Forced 2 Reason:

3 Method:

4 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 License C-Refueling 3 - Automatic Scram Event Report (LER) File D-Regulatory Restriction 4 - Other (Explain)

(NUREG 0161)

E-Operator Training and License Examination 5 Exhibit I - Same Source VYDPF 0411.03 F-Administrative DP 0411 Rev. 6 G-Operational Error (Explain)

Page 1 of 1 H-(Explain) -

DOCKET NO. 50-271 DATE 950910 COMPLETED BY G.A.

WALLIN TELEPHONE (802)258-5414 i

REPORT MONTH Auaust

SUMMARY

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

Gross electrical generation was 397.318 MWHe or 97.8% design electrical espacity.

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

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

of rated thermal power.

There were no items of interest to report for this month.

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

rated thermal power.

i VYDPF 0411.04 i

DP 0411 Rev. 6 Page 1 of 1 RT No. 13.F01.18X