ML20058A085
| ML20058A085 | |
| Person / Time | |
|---|---|
| Site: | Prairie Island  |
| Issue date: | 09/30/1978 |
| From: | Hunstad A NORTHERN STATES POWER CO. |
| To: | |
| Shared Package | |
| ML20058A082 | List: |
| References | |
| NUDOCS 7810120031 | |
| Download: ML20058A085 (4) | |
Text
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NAFRATIVP. STEMARY OF OPERATING EXPERIENCE DOCKET.NO. 50- 282 UNIT Prairie Island No.1 DATE 781002 Cet!PLETED T,Y A. A. Hunstad TELEPHONE 612-388-4767 o
>g MONTH September 1978 p
The unit was at about 60% power at the beginning of the month with No.12 m
Feedwater Pump out of service due to motor failure. The motor was repaired c;
and returned to service on September 9th and the unit was returned to 100%
power.
Load Follow operation continued this month.
SPENT FUEL STOPAGE UPDATE Fuel assemblies in each core - No change Fuel assemblies in the spent fuel storage pool - No change Licensed spent fuel storage pool capacity - No change Date of last refueling that can be discharged with present capacity - No change g
L_ P O K 7fr10 ta 5 0 31 PDR ADock ps b-2.ga. x
, g _g. g g y
~
DAILY UNIT POWER OUTPUT
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DOCKET NO. 50-282 UNIT Prairie Island No.
1 DATE 781002 COMPLETED BY A. A. Hunstad
-TELEPHONE 612-388-4767 MONTH September 1979 I.
l DAY AVERACE LOAD MWe-Net DAY AVERACE LOAD MWe-Net s
j 1
__ _2 78 17 505 2
260 18 504 g
{
3 260 19 502 e{
4 262 20 504 5
259 21 487 6
261 22 500 7
261 23 504 8
261 24
__502 9
267 25 478 10 470 26-503 11 502 27 505 12 499 28 504 13 510 29 504 14 513 30 503 15 504 31 16 504 Average loads above 507 ffte-Net are due to cooler condenser circulating water.
1 OPERATING DATA REPORT DOCKET NO 50 282 DATE 781002 COMPLETED BY A. A. Hunstad OPERATING STATUS TELEPHONE 612-388-4767 1.
Unit Name:_ Prairie Island No. 1-2.
Reporting Period:
September 1978 Notes 3.
-Licensed Thermal Power (MWt):
1650 i
4.
Nameplate Rating (Gross MWe):
593 5.
Design Electrical Rating (Net MWe):
530
.[
6.
Maximum Dependable Capacity (Gross MWe):
538 7.
Maximum Dependable Capacity (Net MWe).
507 g
8.
If Changes Occur in Capacity Ratings (Tters Number 3 Through 7) Since.Last Report:
E Give Reason:
3
[
9.
Power Level To Which Restricted, If Any (Net MWe):
o$ 10.
Reasons for Restrictions, If Any:
n This Month Yr-To-Date Cu*aula tive -
11.
Hours In Reporting Period 720 6551,_,
41999 12.
Number Of Hours Reactor Was Critical 720.0 5896.8 32481.6
- 13. Reactor Reserve Shutdown Hours 0.0 103.0 4455.1 14.
Hours Centrator On Line 720.0 5816.5~
31516.9
- 15. Unit Reserve Shetdown Hours 0.0 0.0 0.0 16.
Gross Thermal Energy Generated (MWH) 1032140 8929337 48763402 17.
Cross Electrical Energy Generated (MWH) 330610 2902750 15870270 18.
Net Electrical Energy Generated (MWH) 308962 2718556 14836270
- 19. Unit Service Factor 100.0 88.8 75.0
- 20. Unit Availability Factor 100.0 88.8 75.0 21.
Unit Capacity Factor (Using MDC Net) 84.6 81.9 69i7 4
22.
Unit Capacity Factor (Using DER Net) 81.0 78.3 66.7
- 23. Unit Forced Outage Rate 0.0 2.2 13i3 24.
Shutdowns Scheduled Over Next 12 Months (Type, Date and Duration of Each):
Refueling, Spring 79, 5 weeks 25.
If Shut Down at End Of Report Period, Estimated Date of Startup:
i UNIT S'IUTCOTIS AND PO'JER RDUC TIJNS DOC;;ET N3.
30- 282 REPORT !!ONT','
September 1978 UNIT NX4E Rairie 131and No._
l,
DATE 781002 CO'1PLETED BY A. A. Ilunstad'~ - ~
TlLEPriOAE 512-333-4767 c
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Date
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Event a
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H gu go Prevant Ra:urranca
$5 M
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ss 780831 F
0.0 A
N/A N/A Cil MOTORX Operation was limited to about O
i 60% power until September 9th
[
lwhenNo.12feedwaterpumpwas g
l returned to service.
E I
l 1
F: Forced Reason Method:
Exhibit.G-In-S: Scheduled A-Equipment Failure (Explain) 1-Manual structions for B-Maintenance or Test 2-Manual Trip Preparation of C-Refueling 3-Automatic Trip Data Entry Sheets D-Regulatory Restriction 4-Other (Explain) for Licensee Event E-Operator Training & License Examination Re port (LER) File F-Administrati';a./
G-Operational Error (c.nplain) 5 Il-Other (E.xplain e E*hibit 1 - 3230 Par:3
..