ML20106D711
| ML20106D711 | |
| Person / Time | |
|---|---|
| Site: | Cooper  |
| Issue date: | 09/30/1992 |
| From: | Gardner R, Peterson R NEBRASKA PUBLIC POWER DISTRICT |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| CNSS923090, NUDOCS 9210130311 | |
| Download: ML20106D711 (5) | |
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cCoPER NUcLF AR STATloN
.* Nebraska Public Power D3istn*ct P.O. box 98. U ROWNVILL C, NE t1H ASKA (,8321 uu mo~w m,.,w8n
_. _m=_m=z e re CNSS923090
. October 5, 1992 Document Control Desk U. S. Nuclear Regulatory Commission Washington, D.C.
20555
Subject:
Monthly Operating Status Report for September 1992, Dacket No. 50-248.
Centlemen:
-i Enclosed for your information and use is the Cooper Nuclear Station Monthly Operating Status Report for September 1992. The raport includes Optrating Status, Average Daily Unit Power Level, Unit Shutdown Data and a Narrative Summcry of Operating Experience.
Should you have any comments, or require c.dditional information regarding this report, please contact me.
Sincerely f,-
It. L. Gardner Plant Manager RLC: ROP:jlu Enclosures cc:
G. D, Watson w/enelcsures-R. D. Martin w/ enclosures o
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?210130311 920930 3
PDR ADOCK 05000298
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's OPEPATING DATA REPORT DOCKET NO.
050-0298 UNIT CNS DATE October 5.
1992 QPp f7JNA 'IA_T_ES TELEPHONE (402) 825-5770 1.
Unit Name:
Coopft Nuclear Station r4otes 2.
Reporting Period:
Auaust 1992 3.
Ucensed Thermal Power (W/t):
2381 4.
Nameplate Rating (Gross MWe):
836 3.
Design E!ectrical Rating (Net MWe): 778_,_,
6 Mas mum Dependable Capacity (Gross MWe): _Z97 7.
Masimurn Dependable Capacity (Net MWe):
764 8
If Changes Occur in Capacity Ratings (ttems Number 3 Through 7) Since Last Report, Give Reasons:
9.
Power Level To Which Restricted. If An (Net MWe): = 700 MWe Net (9/1/92 throuah 9/1 92) 10 Reasons For Astriction,if Any: Es etion is based on a temocrary P'APRAT limit of 0 81 impojgge tc revised DBA1QQA anatvsis This Month Yr.-to-Date Cumulative 1L Hours in Reporting Period 720.G 6.575.0 160.008.0 12.
Numbei of Hours Reactor Was Critical 636 6 6.257 2 122.758 0 13 Reactor Reserve Shutdown Hours 00 0.0 0.0 14.
Hours Generator On4 'ne 627.3 M2ZA 120 M 15.
Unit Reserve Shutdown Hours 00 0.0 0.0 16, Grosa Thermal Energy Generated (MWH) 1.334.160 0 14.179.776 0 247.735.828 C 17.
Gross Electric Energy Generated (MWH)
_ 442.083 0
- 4. 713 RZh [L 60.283.427.0 18.
Net Electnc Energy Generated (MWH) 428.285.0 4.571.27S 0 77.501.663 0 19 Unit Service Fastor 87.1 Q4.J_
75.6 20.
Unit Availability Factor 87.1 94.7 75.S.
21.
Unit Ca;.acity ractor (Using MDC Net) 77.9 91 1 63.4 22.
Unit Croacity Facto (l%ing DER Net) 76.5 89.4 62.2 23.
Unit F3.:ed Outage Rate 00 2.1 4.4 24.
Shutdown Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
A Dlanned refueUng/rrstntgrance optage of annroximarely 56 days is scheduled for March 7.1992.
25.
If Shut Down At End of Report Period Estimated Date of Startt.p: N/A 26.
Units in Twst Status (Prior to Commercial Operation):
Forecast Achieved INITIAL CRITICALITY INITIAL El.ECT <.TY COMMERCIAL OPERATiGN 1
1 1
i AVERAGE DA,1LY_ UNIT POWER LEVEL DOCKET NO.
050-0298 UNIT CNS DATE October 5.
1992 TELEPHONE (402) 825-5770 4
MONTH September 19s2 DAY AVERAGE DAILY POWER LEVEL DhY AVERAGE DAILY POWER LEVEL (MWe-Not)
(MWe-Net) 1 693 17 641 2
685 18 679 3
687 19 701 4
686 20 588 5
684 21 701 6
681 22 767 7
684 23 768 8
683 24 768 9
634 25 767 10 686 26 767 11 355 27 742 12 0
28 769 13 0
29
-770 14 0
30 769 15-37 31 16 415 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.
UNITSHUTDOWNS AND POWER REDUCTIONS DOCKET NO.
050-0298 UNIT NAME Cooper Nuefcar Station-DATE October 5.1992 COMPLETED BY R. O. Peterson TELEPHONE (402)825-5770
.f
- REPCHT MONTH September 1992 Cause& Corrective Metnod Of Licensee Duration Shutting Event System Component
- Acta.n to d
No.
Date Type (Hours)
Reason Down Reactor Report Code Code Present Recurrence l
2 3
924 7/31/92 F
0 H
N/A 92 013
, Re'erence LE' 92413 92-5 9/11/92 S
92.7 8
2 N/A De-irp Change implemented to address LER 92-013 concern.
3 Method:
4
%it G - Instmetionsfx 1
F: Forced 2
Reason:
1 - Menual I\\ maration of Data Entry S: Scheduled A-Equipment Failure (E) plain)
Snee+s for Ucensee Event 0 - Maintenance or Test 2 - Manual Scram 3 - AutomaticScram Report (LER) File (NUREG4161)
C Re'5 eling
- 4. Conthued D Re;Hatory Rc3t ictior, 5 - Redeced Load 5 Exhiba 1 - Same Source E - Opator Training & L cense Examinat on 6 - Other F - Administrar e G - Operation. hvor (Exolain)
H - Other (ExplJin)
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OPERATIONS NARRATIVE COOPER NUCLEAR STATION SEPTEMBER 1992 L
REDUCED POWER OPERATION WAS EXPERIENCED FOR THE PERIOD OF SEPTEMBER 1 THROUGH SEE3cMBER 11.
POWER WAS REDUCEO JULY 30-31 DUE TO A DERATE BECAUSE OF A LOCA ANALYSIS ERROR.
REFERENCE LER 92-013 FOR A DISCUSSION OF THE ANALYSIS ERROR.
THE REACTOR WAS SHUTDOWN ON SEPTEMBER 11 iHROUGH SEPTEMBER 15 TO IMPLEMENT A DESIGN CHANGE TO ADDRESS THE CPNCERNS OF LER 92-013.
A CAPACITY FACTOR OF 77.9% WAS ACHIEVED-FOR THE MONTH.
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