ML20246J103
| ML20246J103 | |
| Person / Time | |
|---|---|
| Site: | Vermont Yankee File:NorthStar Vermont Yankee icon.png |
| Issue date: | 06/30/1989 |
| From: | Murphy W, Wallin G VERMONT YANKEE NUCLEAR POWER CORP. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| VYV-89-127, NUDOCS 8907170292 | |
| Download: ML20246J103 (6) | |
Text
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TVERMONT YANKEE NUCLEAR POWER CORPORATION P. O. BOX 157 i
GOVERNOR HUNT ROAD VERNON, VERMONT 05354 July 10, 1989 VYV 89-127 l
U.S.
Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C.
20555
Dear Sir:
Submitted herewith is the Monthly statistical Report for the Vermont' Yankee. Nuclear Power Station for the month of June, 1989.
l '
1 Very truly yours, j
VERMONT YANKEE NUCLEAR POWER CORP.
f Aw Warren
. Mdr Vice Pr siden Manager of Operations cc:
- 2) USNRC q
Resident Inspector, VYNPS l
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DP 0411 Rev. 2 Page 1 of 1 l
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8907170292 890630 PDR-ADOCK 05000271 R
PDC l
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VERMONT YANMEE NUCLEAR POWER STATION MONTHLY STATISTICAL REPORT 89-06 FOR THE MONTH OF JUNE, 1989 I
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l DP 0411 Rev. 2 Page 1 of 1 l
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OPERATING DATA REPORT l
DOCKET NO.
50-271 DATE 890710 COMPLETED BY G1A. Wallin TELEPHONE (802)257-7711 10PERATING STATUS
' 1.
Unit Name:
Vermont Yankee
' NOTES:
'2.
Reporting Period:
June 3.
Licensed Thermal Power (MWt):
1593 4.
Nameplate Rating (Gross MWe):
540 5.
~ Design Electrical Rating (Net MWe): 514(oc).504(cc) 6.
Maximum Dependable capacity (Gross MWe): 535 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 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 12.
Number Of Hours Reactor was Critical 720.00 2999.18 116248.86 13.
Reactor Reserve Shutdown Hours 0.00 0.00 0.00 14.
Hours Generator On-Line 720.00 2956.65 113560.07 15.
Unit Reserve Shutdown Hours 0.00 0.00 0.00 16.
Gross Thermal Energy Generated (MWH)1112319.50 4390800.00 167087506.00-
- 17.. Gross Electrical Energy Generated 370945.00 1476610.00 f55638981.00
- 18.. Net Electrical Energy Generated (MWH1352447.00 1410255.00
_52819177.00 19.
Unit Service Factor 100.00 68.08 77.23 20.
Unit Availability Factor 100.00 68.08 77.23
- 21.
Unit' Capacity Factor (Using MDC Net) 97.12 64.43 71.27 22.
Unit capacity Factor (Using DER Net) 95.24 63.17 69.88
- 23.. Unit Forced Outage Rate 0.00 0.00 5.93 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 i
Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY
. COMMERCIAL OPERATION VYDPF 0411.01 DP-0411 Rev. 2 Page 1 of 1 RT No. 13.FO1.19F I
AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-271 UNIT Vermont Yankee DATE 890710 COMPLETED BY G.A.
Wallin l
TELEPHONE-1802)257-7711 MONTH June DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net) 1.
507 17.
512
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l 2.
508 18.
510 3.
464 19.
512-f 4.
507 20.
512 5.
509 21.
510 6.
462 22.
500 7.
470 23.
497 8.
473 24.
466 9.
463 25.
463 10.
463 26.
490 11.
464 27.
490 12.
468 28.
487 13.
479 29.
490 14.
496 30.
489 15.
509 31.
16.
510 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 DP 0411 Rev. 2 Page 1 of 1 RT No. 13.F01.18V
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I DOCKET NO. 50-271 1
UNIT Vormont Yankee I
- ,4 DATE 890710 COMPLETED BY G.A.
Wallin
- ~
- TELEPHONE (802)257-7711 i
REPORT MONTH June l
SUMMARY
OF OPERATING EXPERIENCES Highlights Varmont Yankee operated at 97.0% of rated thermal power for the month.
I i
Gross electrical generation was 370,945 MWHe or 95.4% design electrical cepacity.
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.
890603 At 0745 hours0.00862 days <br />0.207 hours <br />0.00123 weeks <br />2.834725e-4 months <br />, reduced power to 79% in order to perform turbine surveillance, control rod exercising, and bypass valve testing.
(See Unit Shutdowns and Power Reductions) 890603 At 0845 hours0.00978 days <br />0.235 hours <br />0.0014 weeks <br />3.215225e-4 months <br />, power was reduced to 69% in order to perform MSIV testing.
(See Unit Shutdowns and Power Reductions) 890603 At 0850 hours0.00984 days <br />0.236 hours <br />0.00141 weeks <br />3.23425e-4 months <br />, completed turbine surveillance, control rod exercising, and bypass valve tesing.
890603 At 0910 hours0.0105 days <br />0.253 hours <br />0.0015 weeks <br />3.46255e-4 months <br />, completed MSIV testing.
890603 At 0945 hours0.0109 days <br />0.263 hours <br />0.00156 weeks <br />3.595725e-4 months <br />, initiated a rod pattern exchange.
(See Unit Shudowns and Power Reductions) 890603 At 1040 hours0.012 days <br />0.289 hours <br />0.00172 weeks <br />3.9572e-4 months <br />, completed the rod pattern exchange and began a return to full power.
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At the end of the reporting period the plant was operating at 99.9% of l
rated thermal power.
VYDPF 0411.04 DP 0411 Rev. 2 Page 1 of 1 RT No. 13.FOl.18X
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