ML042090077

E-mail from A. Hogan of Vermont Yankee to Various, Regarding Entergy Vermont Yankee Monthly Statistical Report May 2003

ML042090077
Person / Time
Site:	Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date:	06/06/2003
From:	Hogan A Entergy Nuclear Vermont Yankee
To:	Balduzzi M, Cosgrove B, Finn B, Jefferson S, Kilburn B, David Mannai, Mcelwee D, David Pelton, Porter B, Rondeau N, Sandstrum S, Beth Sienel, Skibniowski S, Wallin G, Wanczyk R, Robert Williams, Yialiades T Entergy Nuclear Vermont Yankee, NRC Region 1
References
FOIA/PA-2004-0267
Download: ML042090077 (7)

Text

Sienel, Beth From:

Hogan, Angela Sent:

Friday, June 06, 2003 1:36 PM To:

'lereventst @inpo.org'; 'rbelval @velco.com'; 'gparker@ velco.com'; 'rivest @gmpvt.com';

'martin @ gmpvt.com'; 'kvedar@ gmpvt.com'; 'dutton @ gmpvt.com'; 'brown @ gmpvt.com';

'william.sherman @ state.vt.us'; 'bwendland @ AmNuclns.com'; 'barbaralewisEplatts.com';

'bamelan@cvps.com'; Kilburn, Bobbi; Balduzzi, Michael (Pilgrim Station); Williams, Rob; Cosgrove, Brian; McElwee, David; Finn, Brian; Porter, Brad; Wanczyk, Robert; Yialiades, Theresa; Sandstrum, Sally; Jefferson, Stan; Mannai, David; Wallin, Greg; Rondeau, Nancy; Skibniowsky, Steve; Sienel, Beth; Pelton, David

Subject:

Entergy Vermont Yankee Monthly Statistical Report May 2003 ELI MSRMAY..2003.pd f(114 KB)

Attached please find Entergy Vermont Yankee's MSR for the month of May 2003.

If you have any questions or problems with the file please contact me.

Entergy Nuclear Northeast Vermont Yankee Angela M. Hogan Technical Support - DCC (802) 451-3129

• 1

A-- Entergy Entergy Nuclear Northeast Ent2rgy Nuclear Operations, Inc.

Vermont Yankee 322 Gcvernor Hunt Rd.

RO. Box 157 Vernon, Vr 05354 Tel 802-257-7711 June 10, 2003 BVY-03-55 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 May, 2003.

Sincerely I/

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

VERMONT YANKEE NUCLEAR POWER STATION MONTHLY STATISTCAL REPORT 03-05 FOR THE MONTH OF MAY 2003

OPERATING DATA REPORT DOCKETNO.50-271 DATE 030610 COMPLETED BY G.A. WALLIN TELEPHONE (802)258-5414 OPERATING STATUS

1. Unit Name:

Vermont Yankee

2. Reporting Period:

May

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 744.00 3623.00 269784.80

12. Number Of Hours Reactor was Critical 744.00 3623.00 226771.83

13. Reactor Reserve Shutdown Hours 0.00 0.00 0.00

14. Hours Generator On-Line 744.00 3623.00 223136.78

15. Unit Reserve Shutdown Hours 0.00 0.00 0.00

16. Gross Thermal Energy Generated(MVIH) 1175578.55 5721788.05 338102204.84

17. Gross Electrical Energy Generated(MWH) 403936.00 1975919.00 113556849.00

18. Net Electrical Energy Generated(MWH) 387278.00 1898088.00 108080447.00

19. Unit Service Factor 100.00 100.00 82.71

20. Unit Availability Factor 100.00 100.00 82.71

21. Unit Capacity Factor(Using MDC Net) 102.07 102.73 79.20

22. Unit Capacity Factor(Using DER Net) 99.72 100.36 77.60

23. Unit Forced Outage Rate 0.00 0.00 3.B8

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 030610 COMPLETED BY G.A. WALLIN TELEPHONE (802)258-5414 MONTH May DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net)

1.

527

17.

526

2.

527

18.

526

3.

527

19.

524

4.

527

20.

525

5.

529

21.

524

6.

524

22.

519

7.

527

23.

523

8.

527

24.

522

9.

526

25.

524

10.

526

26.

525

11.

526

27.

520

12.

525

28.

524

13.

526

29.

419

14.

526

30.

508

15.

526

31.

507

16.

526 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 0

REPORT MONTH MAY DOCKET NO 50-271 UNIT NAME Vermoni DATE 030610 COMPLETED BY G.A. Wi TELEPHONE (802)2!

t Yankee Eillin 58-5414

-L ------- ;_

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 i Reactor 03-04 030529 S

0.00 B,H*

4 N/A RB CONROD Turbine bypass, stop and Power MSIV valve testing, single Reduction rod scram testing, and a rod pattern exchange.

1 F: Forced S: Scheduled 2 Reason:

3 Met]

A-Equipment Failure (Explain) 1 B-Maintenance or Test 2

C-Refueling 3

D-Regulatory Restriction 4

E-Operator Training and License Examination F-Administrative G-Operational Error (Explain)

• H-(Explain) -

Rod pattern exchange

hod:

4 Manual Manual Scram Automatic Scram Other (Explain)

Exhibit G-Instructions for Preparation of Data Entry Sheets for License Event Report (LER) File (NUREG 0161) 5 Exhibit I -

Same Source VYDPF 0411.03 DP 0411 Rev. 8 Page 1 of 1

V DOCKET NO. 50-271 DATE 030610 COMPLETED BY G.A. WALLIN TELEPHONE (802)258-5414 REPORT MONTH Mav

SUMMARY

OF OPERATING EXPERIENCES Highlights Vermont Yankee operated at 99.2% of rated thermal power for the month.

Gross electrical generation was 403,936 MWHe or 99.4% 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 99.9%

of rated thermal power.

030529 At 0800 hours0.00926 days <br />0.222 hours <br />0.00132 weeks <br />3.044e-4 months <br />, reducing power to 59% to perform turbine bypass and stop valve testing, MSIV full closure testing, single rod scram testing, and a rod pattern exchange.

(See Unit Shutdowns and Power Reductions) 030529 030529 030529 030529 030529 030529 030529 030529 030529 030529 030529-At 0910 hours0.0105 days <br />0.253 hours <br />0.0015 weeks <br />3.46255e-4 months <br />, At 0928 hours0.0107 days <br />0.258 hours <br />0.00153 weeks <br />3.53104e-4 months <br />, At 1016 hours0.0118 days <br />0.282 hours <br />0.00168 weeks <br />3.86588e-4 months <br />, At 1030 hours0.0119 days <br />0.286 hours <br />0.0017 weeks <br />3.91915e-4 months <br />, At 1045 hours0.0121 days <br />0.29 hours <br />0.00173 weeks <br />3.976225e-4 months <br />, At 1103 hours0.0128 days <br />0.306 hours <br />0.00182 weeks <br />4.196915e-4 months <br />, At 1135 hours0.0131 days <br />0.315 hours <br />0.00188 weeks <br />4.318675e-4 months <br />, At 1320 hours0.0153 days <br />0.367 hours <br />0.00218 weeks <br />5.0226e-4 months <br />, At 1447 hours0.0167 days <br />0.402 hours <br />0.00239 weeks <br />5.505835e-4 months <br />, At 1704 hours0.0197 days <br />0.473 hours <br />0.00282 weeks <br />6.48372e-4 months <br />, At 1710 hours0.0198 days <br />0.475 hours <br />0.00283 weeks <br />6.50655e-4 months <br />, commenced turbine bypass valve testing.

completed turbine bypass valve testing.

commenced MSIV full closure testing.

completed MSIV full closure testing.

commenced turbine stop valve testing.

completed turbine stop valve testing.

initiated single rod scram testing.

commenced a rod pattern exchange.

completed the rod pattern exchange.

completed single rod scram testing.

began a return to full power.

At the end of the reporting period the plant was operating at 96.8% of rated thermal power.

VYDPF 0411.04 (Sample)

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