ML20072R926
| ML20072R926 | |
| Person / Time | |
|---|---|
| Site: | Cooper  |
| Issue date: | 03/31/1991 |
| From: | Krautblatt B, Meacham J NEBRASKA PUBLIC POWER DISTRICT |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| CNSS918602, NUDOCS 9104080322 | |
| Download: ML20072R926 (5) | |
Text
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COOPLH NUCLL AR Li AitoN Nebraska Public Power District
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CNSS918602 April 1, 1991 Document Control Desk U. S. Nuclear Regulatory Commission Washington, D.C.
20555
Subject:
Monthly Operating Status Report for March 1991, Docket No. 50 298.
Gentlemen:
Enclosed for your information and use is the Cooper Nuclear Station Monthly Operating Status Report for March 1991.
The report includes Operating Status, Average Daily Unit Power Level, Unit Shutdown Data and a Narrative Summary of Operating Experience.
Should you have any comments, or require additional information regarding this report, please contact me.
Sincerely, W
Be
. M. Meacham D vision Manager of Nuclear Operations JMM: JET: kap Enclosures cc:
C. D. Watson w/ enclosures R. D. Martin w/ enclosures O
9104080322 91033.1 8
PDR ADOCK 05000298 R
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y
OPERATZNG DATA REPORT DOCKET NO.
050 0298 UNIT CNS DATE April 1. 1991 OPERATINO STATUS TELEPil0NE -
(402) 825 5396 1.
Unit Name:
C00 Dor Nuclear Station Notes 8
Reporting Period:
March 1991 3.
Ucensed Thermal Power (MYA):
2381 4.
Nameplate Rating (Gross MWe):
836 5.
Design Electrical Rating (Not MWe): 778 6.
Maximum Ospendable Capacity (Gross MWe): 787 7,
Maximum Dependable Capacity (Not MWe):
764 8.
N Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report. Give Reasons:
ti Power Level To Which Restricted, N Any (Not MWe):
10.
Reasons For Restriction, N Any:
This Month Yr. to.Date Cumulative 11.
Hours in Reporting Period 744 0 21600-140,833 0 18.
Number of Hours Reactor Was Critical 644 2 2.060.2__
111.661.7 13.
Reactor Rose,ve Shutdown Hours 00 00 0.0 16.
Hours Generator On-Une 622 2 2.038 2 109E9 2 15.
Unit Reserve Shutdown Hours 00 00 00 16 Gross Thermal Energy Generated (MWH) 1.39279,D_
_L732.320 0 223.324 444 0 17.
Gross Electric Energy Generated (MWH) 467_
1.587.325 0 72.196.735 0 18.
Not Electric Energy Generated (MWH) 452.755 0 1.536.594.0 69.663.174 0 19.
Unit Service Factor 83.6 94 4 74,9 80 Unit Availability Factor 83 6 94 4-74 9 21.
Unit Capacity Factof (Using MDC Net) 79 7 9E 62,1 22.
- Unit Capacity Factor (Using DER Net) 78 2 91.4 61,0 l'
23.
Unit Fcrced Outage Rate 16.4 5 0__
48 24.
Shutdown Scheduled Over Next 6 Months (Type. Date, and Duration of Each):
I Nono 25.
N Shut Down At End of Report Period, Estimated Date of Startup:
N/A 20 Units in Test Status (Prior to Commercial Operetion):
Forecast Achieved INITIAL CRITICAlffY INITIAL ELECTRICITY COMMERCLAL OPERATION L
l
_. -.. - - -... - ~ ~., _. -. _... -..
' AVERAGE DAILY UNIT POWER LEVEL DOCKET No.
050-0298 iUNIT CJIS DATE Anril 1,
1991 TELEPHONE (402) 825-5396
- MONTH:
March 1991 DAY AVERAGE DAILY POWER IdVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Ne t )
(MWe-Net) 1-767 17 770 2
757 18 773 3
646 19 773 4-768 20 772 5_-
773 21 773 6
771 22 765 7-
- 769 23 168 8
- 769 24 0
..9-768 25 0
'10-755 26 0
i;
- 11:
-774~
27 0
12.
773-28 29 13 771 29 459
.14 771 30 668
=
- 15 772 31.
741 l -
16-7??
--INSTRUCTIONS On.this format, list the average daily unit power level in MWe-Net for each
' day in-the reporting month.
compute to the noarest whole megawatt.
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UNITSHUTDOWNS AMD POWER REDUCTIONS DOCKET NO.
_05v298 UNIT NAME Cooper Nuclear Station DATE April 1.1991 COMPLETED BY B.J. Krautblatt TELEPHONE (4021825-5396 REPORT MONTH March 1991 Method Of Licensee Cause & Correctue Duratiori Shutting Event System' Component Action to 5
2 3
No.
Date Type' (Hours)
Reason Down Rasctor Report Code Code Prevent Recurrecca 9141 3-23 91 S
121.8 A
2 NO Repair feedwater check vane leek m steam tunnel as part of a scheduled outage for other repair work s
m-1 F: Forced 2
Reason:
3 Method:
4 Exhbet G - Instrsctionsfor S: Scheduled A - Equpment FaAse (Emlain) 1 Manual Preparation of Data Entry B - Mar.tenance or Test 2 - ManualScram Sheets for Licensee Event C-Refueling 3 - Autornat<: Scram Report (LER) Fde (NUREGC161)
D - Regulatory Restnction 4 - Cor tnued E - Operator Training & License Examination 5 - Feduced Load 5 Exhitut I - Same Source F - Administrative 6 - Other G - Operatonal Enor (Entab)
H - Other (Explain)
- i OPERATIONS NARRATIVE COOPER NUCLEAR SiATION MARCH 1991 NORMAL POWER OPERATION WAS EXPERIENCED DURING THE MONTH OF. MARCH, WITH ONE SHUTDOWN DUE TO A FEEDWATER CHECK VALVE LEAK IN THE STEAM TUNNEL.
A CAPACITY FACTOR OF 79,7% WAS ACHIEVED FOR THE MONTH.
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