ML031980485

June 2003 Monthly Operating Report for Vermont Yankee Nuclear Power Station

ML031980485
Person / Time
Site:	Vermont Yankee
Issue date:	07/10/2003
From:	Bronson K Entergy Nuclear Northeast, Entergy Nuclear Operations
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
BVY-03-61
Download: ML031980485 (6)

Text

Entergy Nuclear Northeast Entergy Nuclear Operations, Inc.

Vermont Yankee

':Entergy 322 Governor Hunt Rd.

P.O. Box 157 Vernon, VT 05354 Tel 802-257-7711 July 10, 2003 BVY-03-61 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 6.6.B of the Vermont Yankee Technical Specifications, submitted herewith is the Monthly Statistical Report for the Vermont Yankee Nuclear Power Station for the month of June, 2003.

Sincerelf, Kevin H. Bronson General Manager, Plant Operations cc: USNRC Region I Administrator USNRC Resident Inspector USNRC Project Manager

-- -')J' C I

VERMONT YANKEE NUCLEAR POWER STATION MONTHLY STATISTICAL REPORT 03-06 FOR THE MONTH OF JUNE 2003

OPERATING DATA REPORT DOCKETNO.50-271 DATE 030710 COMPLETED BY G.A. WALLIN TELEPHONE (802)258-5414 OPERATING STATUS

1. Unit Name: Vermont Yankee

2. Reporting Period: June

3. Licensed Thermal Power(MWt):1593

4. Nameplate Rating(Gross MWe): 540

5. Design Electrical Rating(Net MWe): 522

6. Maximum Dependable Capacity(Gross MWe): 535

7. Maximum Dependable Capacity(Net MWe): 510

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 This Month Yr--to-Date Cumulative

11. Hours in Reporting Period 720.00 4343.00 270504.80

12. Number Of Hours Reactor was Critical 720.00 4343.00 227491.83

13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00

14. Hours Generator On-Line 720.00 4343.00 223856.78

15. Unit Reserve Shutdown Hours 0.00 = 0.00 0.00

16. Gross Thermal Energy Generated(MWH) 1146113.15 68157901.18 339248317.97

17. Gross Electrical Energy Generated(MWH) 388421.00 23i54340.00 113945270.00

18. Net Electrical Energy Generated(MWH) 368768.00 22456856.00 108449215.00

19. Unit Service Factor 100.00 100.00 82.76

20. Unit Availability Factor 100.00 100.00 82.76

21. Unit Capacity Factor(Using MDC Net) 100.43 102.34 79.29

22. Unit Capacity Factor(Using DER Net) 98.12 99.99 77.68

23. Unit Forced Outage Rate 0.00 0.00 3.86

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 (Sample)

DP 0411 Rev. 8 Page 1 of 1 RT No. 13.F01.19F

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-271 UNIT Vermont Yankee DATE 030710 COt 4PLETED BY G.A. WALLIN TELEPHONE (802)258-5414 MONTH June DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MSWe-Net)

1. 522 17. 522

2. 520 18. 521

3. 524 19. 505

4. 521 20. 510

5. 522 21. 509

6. 520 22. 508

7. 520 23. 506

8. 524 24. 504

9. 519 25. 504

10. 517 26. 500

11. 506 27. 502

12. 505 28. 500

13. 507 29. 497

14. 512 30. 497

15. 522 31. .

16. 519 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.

VYDPF 0411.02 (Sample)

DP 0411 Rev. 8 Page 1 of 1 RT No. 13.FO1.18V

UNIT SHUTDOWNS AND POWER REDUCTIONS REPORT MONTH JUNE DOCKET NO 50-271 UNIT NAME Vermont Yankee DATE 030710 COMPLETED BY G.A. Wallin TELEPHONE (802)258-5414 1 2 3 4 5 Cause and Corrective Action to Prevent No. Date Type Duration Reason Method of License System Component Recurrence.

Shutting Event Code Code (hours) Down Report #

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 F-Administrative G-Operational Error (Explain)

H-(Explain) -

VYDPF 0411.03 DP 0411 Rev. 8 Page 1 of 1

DOCKET NO. 50-271 DATE 030710 COMPLETED BY G.A. WALLIN TELEPHONE (802)258-5414 REPORT MONTH June

SUMMARY

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

Gross electrical generation was 388,421 MWHe or 100.4% design electrical capacity.

Operating 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 99.6%

of rated thermal power.

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

At the end of the reporting period the plant was operating at 99.95% of rated thermal power.

VYDPF 0411.04 (Sample)

DP 0411 Rev. 8 Page 1 of 1 RT No. 13.FO1.18X