ML20083L292

Monthly Operating Rept for Apr 1995 for Vermont Yankee Nuclear Power Station

ML20083L292
Person / Time
Site:	Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date:	04/30/1995
From:	Reid D, Wallin G VERMONT YANKEE NUCLEAR POWER CORP.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BVY-95-49, VY-RCE-95-011, VY-RCE-95-11, NUDOCS 9505180253
Download: ML20083L292 (6)

Text

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p VERMONT YANKEE NUCLEAR _ POWER CORPORATION 3/ -x.q s P.O. Box 157, Governor Hunt Road

Vernon, Vermont 05354-0157 (802) 257-7711 4.k , , ,

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May 10, 1995 VY-RCE-95-011 BVY 95-49 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 l Statistical Report for the Vermont Yankee Nuclear Power Station for l the month of April, 1995.

l Sincerely, l Vermont Yankee Nuclear Power Corp.

c Donald A. Reid Vice President, Operations cc: USNRC Region I Administrator 1 USNRC Resident Inspector - VYNPS USNRC Project Mananger - VYNPS 9505190253 950430 PDR ADOCK 05000271 4  !

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VERMONT YANKEE NUCLEAR POWER STATION l

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MONTHLY STATISTICAL REPORT 95-04 l l

FOR THE MONTH OF APRIL 1995 l

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' I OPERATING DATA REPORT l l

DOCKET NO.50-271 {

DATE 950510 l COMPLETED BY G.A. WALLIN 1 TELEPHONE (802)257-7711 OPERATING STATUS

1. Unit Name: Vermont Yankee

2. Reporting Period: Aoril NOTES:

3.-Licensed Thermal Power (MWt):1593

4. Nameplate Rating (Gross MWe): 142

5. Design Electrical Rating (Net MWe): EJ4(oci 504(cc)

6. Maximum Dependable Capacity (Gross MWe): 515

7. Maximum Dependable Capacity (Net MWe): 504

8. If changes, occur in capacity ratings (Items Number 3 through 7) since last report, give reasons: ,

N/A  ;

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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 719.00 2879.00 196463.00 l

12. Number Of Hours Reactor was Critical 0.00 1820.78 161684.44

13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00

14. Hours Generator On-Line 0.00 1813.90 158531.01 1

15. Unit Reserve Shutdown Hours 0.00 0.00 0.00

16. Gross Thermal Energy Generated (MWH) 0.00 2840391.25 237010266.25

17. Gross Electrical Energy Generated 0.00 962003.00 78999355.00

18. Net Electrical Energy Generated (MWH) 0.00 923584.00 75086158.00. i

19. Unit Service Factor 0.00 63.00 80.69 )

30. Unit Availability Factor 0.00 63.00 80.69 l I

31. Unit Capacity Factor (Using MDC Net) 0.00 63.65 75.83

32. Unit Capacity Factor (Using DER Net) 0.00 62.41 74.36

33. Unit Forced Outage Rate 0.00 0.00 4. 91

24. Shutdowns scheduled over next 6 months (Type, Date, and Duration of Each: 1995 Refuelina Outaae becan on March 17, 1995 and will last for a six week neriod.

25. If shut down at end of report period, estimated date of startup:950501

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. 5

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UNIT SHUTDOWNS AND POWER REDUCTIONS REPORT MONTH APRIL DOCKET NO 50-271 UNIT NAME Vermont Yankee DATE 950510 COMPLETED BY G.A. Wallin TELEPHONE t802)257-7711 1 2 3 4 5 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 95-02 950430 S 719.00 B,C 1 N/A N/A N/A Shutdown for 1995 (Cont) Refueling / Maintenance outage 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. 5 G-Operational Error (Explain)

Page 1 of 1 H-(Explain) -

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4 . , . 1 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-271 UNIT Vermont Yankee DATE 950510-COMPLETED BY G.A. WALLIN-TELEPHONE (802)257-7711 MONTH Acril DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net)

1. 0 17. 0

• 2. 0 18. 0 1

3. 0 19. 0 4.. 0 20. 0

5. 0 21. 0

6. 0 22. 0

7. 0 23. 0

8. 0 24. 0

9. 0 25. 0

10. 0 26. 0

11. 0 27. 0

12. 0 28. 0

13. 0 29. 0

14. 0 30. 0

15. 0 31. ---

16. 0 *23 hour day 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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'4. 4 DOCKET NO. 50-271  ;

DATE 950510 i COMPLETED BY G.A. WALLIN TELEPHONE (8021257-7711 REPORT MO"TH April

SUMMARY

OF OPERATING EXPERIENCES Hichliahts Vermont Yankee operated at 0.0% of rated thermal power for the month.

Gross electrical generation was O MWHe or 0.0% design electrical I capacity.

Doeratina 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 period the plant was operating at 00.0%

of rated thermal power.

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

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At the end of the reporting period the plant was shutdown for the 1995 Refueling / Maintenance outage.

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