ML20059G834
| ML20059G834 | |
| Person / Time | |
|---|---|
| Site: | Vermont Yankee File:NorthStar Vermont Yankee icon.png |
| Issue date: | 08/31/1990 |
| From: | Murphy W, Wallin G VERMONT YANKEE NUCLEAR POWER CORP. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| VYV-90-260, NUDOCS 9009130194 | |
| Download: ML20059G834 (6) | |
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f VERMONT YANKEE NUC
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EAR POWER CORPORATION 1 w
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- GOVERNOR HUNT ROAD -;
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i U.S. Nuclher Regulatory Commiasion.
. ATTNi' DocumMnt-Control Desk.
Washington,1D'.'.'- 20555
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Dear:
Sir
' submitted herewith is the Monthly StatisticalhReport for the.
vermont Yankee Nuclear. Power' Station for thecmonth of August,'1990.
4 Very;truly yours,-
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l' VERMONT YANKEE: NUCLEAR POWER' CORP.
h e,
Warren-P. Mu,tphy y
-SeniorVice[ President, pe r ions' l
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- 1) USNRC
- j Region-I
~j 475 Allendale Road'
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King of' Prussia,'PA 19406'
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i 9009130194 900831
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PDR ALOCK 05000271
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- V VERMONT: YANKEE NUCLEARr:POWERLSTATION~
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l MONTHLY.' STATISTICAL.REPORTc90- 8i
.FOR.THE.M'ONTH OriAOGUST,y 1990_'
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OPERATING DATA REPORTI J'-
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DOCKET,NO..-50-271-DATE 900910
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-COMPLETED BY G.A. Wallin TELEPHONE-(802)257-7711 g
OPERATING STATUS 1.
Unit Name.
Vermont Yankee NOTES:
4 2,
Reporting Period:
August-3.
' Licensed.LThermal Power (MWt):
1593 1
4.
.NameplateLRating(Gross MWe):
540-u 5.
Design' Electrical Rating (Net MWe): 514(oc) 504(cc) l 6.
Maximum Dependable capacity (Gross MWe): 535 7.
Maximum Dependable. Capacity (Net MWe):.
504 I
8.
If changes occur in capacity. ratings (Ite.99 Number 3Lthrough 7)since
-last. report,-give reasons:'
N/A i
1 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 744.00-5831.00 12.
Number Of Hours Reacter was Critical 741.05 5669.37 126335.23 13.
Reactor Reserve Shutdown Hours 0.00-0.00 0.00 14.
Hours Generator On-Line 738.58=
5580.36 123557.43
- 15. - Unit-Reserve Shutdown-Hours 0.00-0.30 0.00-16.
Gross Thermal Energy Generated (MWH)1042855.50 8570857.50' 182580414.00 17.
Gross Electrical Energy Generated 344619.00-2878197.00 60832086.00 18.
Net Electrical Energy Generated (MWH)321932.00 2738578.00 57754277.00 19.
Unit Service Factor 99.27 95.70 78.55 20.
Unit Availability Factor 99.271 95.73-78.55 21.
Unit Capacity Factor (Using MDC Net) 85.85.
93.19 72.85 22.
Unit Capacity Factor (Using DER Net) 84.18 91.37 71.43.
23.
Unit Forced Outage Rate 0.00
- 2. 26, _
5.57 24.
Shutdowns scheduled over next 6 months (Type, Date, and Duration of Each):
1990 Refueling Outage began on August' 31, 1990'for six.
weeks duration.
L
-25.
If shut down at end of report period, estimated date of startup:10/15/90 L
26.
Units In Tet: "tatus(prior to commercial operation):: N/A Forecast Achieved In1 :AL CRITICALITY
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IN'*IAL ELECTRICITY Cl.iRCIAL OPERATION VYDPF 0411.01 L
DP 0411 Rev. 3 Page 1 of 1 RT No. 13.F01.19F P
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AVERAGE DAILY UNIT POWER' LEVEL
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50-271' UNIT.--Vermont Yankee DATE~ 900910
~COMPLFTED=BY-L-G.A.- Wallin TELEPHONE ~ (802)257-7711-
' MONTH-August DAY-: -AVERAGE DAILY POWER LEVEL' DAY AVERAGE DAILY POWER LEVEL
.(MWe-Net).
(MWe-Net) l 1.
452
' 17.
.439 j
2.
451 18..
439 3.
447 19. L 440
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430 11.
447 27.
424 12, 445 28.
421 e
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418 14.
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420 15.
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INSTRUCTIONS:
4
. 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 negawatt.
VYDPF 0411.02 t
DP-0411 Rev. 3 i
Page 1 of 1
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UNIT SNUTDOWNS AND POWER REDUCTIONS DOCKET NO 50-271 REPORT MONTH AUGUST UNIT NAME Persent Yankee DATE 900910 CONVLETED SY G.A.
Wallin T3LEPRONE (802)257-7711 1
2 Method of License System
- componac-
-Casse and corrective No.
Date Type.
Duration Reason Shutting Down Event Code Code' Action to.
(hours)
Reactor 3 Reporti 4_
5 Prevent Recurrence 90-08
-900831 S
5.42 C,B 1
N/A N/A N/A Shutdown for 19 90; Ref ueling/
Maintenance outage.
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i F: Forced 2 Reason:
3 Method:
4 Exhibit G-Instructions 55 Scheduled
.A-Equipment railure (Explaint 1-Manual' for Preparation of Data
" B-Maintenance or' Test
~ '2-Manual-Scram.
Entry Sheets for Licensee.
, ~
C-Refueling
.3-Automatic Scram ' Event l Repo rt 'l( LER)' File
- 4-Other (Explain)
'l D-Regulatory Festriction.
Examination E-Operator Training'and License F-Administrative 5 Exhibit I - Same Source.
VYDPF 0411.03 G-Operational Error (Explain)
DP 0411 Rev. 3 H-$ Explain)
Page 1 of 1 1
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I DOCKET NO.- 50 271 -
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UNIT-Varnont Ynnkom-
.i DATE 900910
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1
. COMPLETED BY G.A.-Wallin TELEPHONE (802)257-7711-f REPORT MONTH
. August 1
s
SUMMARY
OF OPERATING EXPERIENCES-
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Highlights Vermont Yankee; operated at!88.0% of ratedLthermal power for the month.
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' Gross electrical generation was 344,619 MWHe or 85.8% design: electrical:
' capacity.
- Op3ratinglSummary H
.Tha following is a-chronologicaI description of[ plant. operations i~ncluding:
]
other pertinent. items'of-interest for the month:
'At=the beginning ofl(the; reporting period the plant was" operating at: 92.4%
of rated thermal power and continuing coasting down=to the end;of cycle..
900831.'At.1100. hours,'a reactor shutdown:was initiated for.the 19901 il Refueling / Maintenance outage. (See' Unit Stutdowns'and Power
,5
' Reductions).
~900831' 1At 1835 hours0.0212 days <br />0.51 hours <br />0.00303 weeks <br />6.982175e-4 months <br />, the generator was removed =from;the grid.
900831-At 2106. hours, the reactor was sub-critical..
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1' At the end of the reporting period the plant was shutdown for the-1990; L
Refueling / Maintenance outage.
VYDPF'0411.04 lDP 0411 Rev. 3 Page 1 of 1 LRT No. 13.F01.18X Y
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