ML20006D861
| ML20006D861 | |
| Person / Time | |
|---|---|
| Site: | Vermont Yankee File:NorthStar Vermont Yankee icon.png |
| Issue date: | 01/31/1990 |
| From: | Murphy W, Wallin G VERMONT YANKEE NUCLEAR POWER CORP. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| VYV-90-021, VYV-90-21, NUDOCS 9002150141 | |
| Download: ML20006D861 (6) | |
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VERMONT YANKEE NUCLEAR POWER CORPOR AT. ION P. O, BOX 157 GOVERNOR HUNT ROAD VERNON, VERMONT 05354 February 10, 1990 VYV 9 0- 021 t..
1 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 January, 1990.
Very truly yours, VERMONT YANKEE NUCLEAR POWER CORP.
W/h Warren P/ Murph Vice President n
Manager of Operations cc
- 1) USNRC Region I 475 Allendale Road King of Prussia, PA 19406 2).USNRC Resident Inspector, VYNPS DP'0411 Rev. 2 Page 1 of'l
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VERMONT YANKEE NUCLEAR POWER STATION-
-l MONTHLY STATISTICAL REPORT 90-01 FOR THE MONTH OF JANUARY, 1990 F
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i DP 0411 Rev. 2 Page 1 of 1 N
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F CPERATING DATA REP RT DOCKET NO.
50-271 DATE 900210 L,
COMPLETED BY G.A.
Wallin TELEPHONE (802)257-7711
' OPERATING STATUS 1.
Unit' Names Vermont Yankee NOTES:
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- 2.
Reporting Period:
January l
3.
Licensed Thermal Power (MWt):
1593 4.
Nameplate Rating (Gross MWe):
540 l
- 5. 4 Design Electrical Rating (Net MWe): 514(oc) 504(ce) 15.
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 f
This Month Yr-to-Date Cumulative i
11.
Hours In-Reporting Period 744.00 744.00
.12.
Number Of Hours Reactor was Critical 744.00 744.00 121409.86 13. - Reactor Reserve Shutdown Hours 0.00 0.00 0.00 14.
Hours Generator On-Line 744.QR 744.00 118721.07
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15.
Unit' Reserve Shutdown Hours 0.00 0.00
-0.00
' 16.
Gross Thermal Energy Generated (MWH)1163410.50 1163410.50 175172967.00 11 7.
Gross Electrical Energy Generated 395211.00 395211.00 58349100.00
- 18.. Net Electrical Energy Generated (MWH)379246.00 379246.00
~B5394945.00 i
19.
Unit Service Factor 100.00 100.00 78.6%
20.
Unit Availability Factor 100.00 100.00 78.00;
- 21. ' Unit Capacity Factor (Using MDC Net) 101.14 101.14 72.71
- 22.. Unit capacity Factor (Using DER Net) 99.17 99.17 70.81 23.
Unit Forced Outage Rate 0.00 0733 5.69
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24.
Shutdowns scheduled over next 6 months (Type, Date, and Duration of Each):
Maintenance shutdown scheduled for mid-March to last four or five days.
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 INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION VYDPF 0411.01 DP 0411 Rev. 2 Paga 1 of 1 RT No. 13.F01.19F
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AVERAGE DAILY ONIT POWER LEVEL DOCKET NO. 50-271 UNIT Vermont Yankee DATE 900210 COMPLETED BY G.A. Wallin TELEPHONE (802)257-7711
. MONTH January DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net) 1.
519 17, 520 2.
519 18.
520 3.
521 19.
520
.4..
519 20, 520 5.
519 21.
517 6.-
363 22.
519
,7.
444 23.
519 8.
502 24.
519 t
9.
519 25, 519 10.
519 26.
519
'11.
519 27.
519 12.
519 28.
475 13.
520 29.
519
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14.
517 30.
520 15.
520 31.
519 16, 520 JMSTRUCTIONS:
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 n;gawatt.
VYDPr 0411.02 DP 0411 Rev. 2
.POge 1 of 1 RT No. 13.F01.18V i
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. 7, UNIT SHUTDOWNS AND POWER REDUCTICNS DOCKET No 50-271 REPORT MONTH JANUART UNIT NAME versant Tankee DATE 500210 COMPLETED BT.G.A. Wallin TELEPHONE (002)257-7711 1
2 Method of License System Component Cause and Corrective No.
Date Type Duration Reason Shutting Down-Event Code Code Action to (hours)
Reactor 3 Report $
4 S
Prevent Recurrence 90-01 900106 5
0.00 B,8*
4 N/A RS CONROD Turbine surveillance and a Rod Power Pattern exchange.
Reduction 1 F: Forced 2 Reason:
3 Method:
4 Exhibit G-Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Date 5-Maintenance or Test 2-Manual Scram Entry Sheets for Licensee C-Refueling 3-Automatic' Scram Event Report (LER) File D-Regulatory Restriction 4-Other (Explain)
E-operator Training and License Examination F-Administrative 5 Exhibit I-Same Source VTDPr 0411.03 G-operational Error (Explain)
DP 0411 Rev. 2
- H-(Explain) - Rod Pattern Exchange Page 1 of 1
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DOCKET NO. 50-271 UNIT Vermont Yankee DATE 900210 COMPLETED BY G.A.
Nallin TELEPHONE (302)257-7711 REPORT MONTH January
SUMMARY
OF OPERATING EXPERIENCES Highlights V;rmont Yankee operated at 98.2% of rated thermal power for the month.
Grcss electrical generation was 395,211 MWHe or 98.4% design electrical ccpacity.
Op3 rating Summary The following. is a chronological descri ption of plant operations including other pertinent items of interest for t1e month:
At the btginning of the reporting period the plant was operating at 99.8%
of rated thermal power.
900106 At 0215 hours0.00249 days <br />0.0597 hours <br />3.554894e-4 weeks <br />8.18075e-5 months <br />, initiated a power reduction to minimum recirculation flow to perform a rod pattern exchange.
900106 At 0307 hours0.00355 days <br />0.0853 hours <br />5.076058e-4 weeks <br />1.168135e-4 months <br />, started turbine surveillance at 62.5% power.
(See Unit Shutdowns and Power Reductions) 900106 At 0312 hours0.00361 days <br />0.0867 hours <br />5.15873e-4 weeks <br />1.18716e-4 months <br />, completed turbine surveillance.
900106 At 0331 hours0.00383 days <br />0.0919 hours <br />5.472884e-4 weeks <br />1.259455e-4 months <br />, initiated a rod pattern exchange.
(See Unit Shutdowns and Power Reductions) 900106 At 0538 hours0.00623 days <br />0.149 hours <br />8.895503e-4 weeks <br />2.04709e-4 months <br />, completed the rod pattern exchange.
900106 At 0800 hours0.00926 days <br />0.222 hours <br />0.00132 weeks <br />3.044e-4 months <br />, began a return to full power.
At the end of the reporting period the plant was operating at 99.9% of rated thermal power.
VYDPF 0411.04 DP 0411 Rev. 2 j
POge 1 of 1 RT No. 13.F01.18X
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