ML20004E483

Monthly Operating Rept for May 1981

ML20004E483
Person / Time
Site:	Palisades
Issue date:	06/02/1981
From:	Peterson D CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:
Shared Package
ML20004E479	List: ML20004E478 ML20004E483
References
NUDOCS 8106120249
Download: ML20004E483 (4)

Text

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OPERATING DATA REPORT DOCKET NO. 50-255 DATE e-2-01 COMPLETED BY DAPeterson TELEPHONE c16 764-8913 OPERATING STATUS

1. Unit Name: Pslisades N tes

2. Reporting Period: 810501-810531

3. Licensed Thermal Power (MWt): 2530

4. Nameplate Rating (Gross MWe): 011*I S. Design Electrical Rating (Net MWe): 805

6. Maximum Dependable Capacity (Gross MWe): *675

7. Maximum Dependsble Capacity (Net MWe): *635

8. If Changes Occer in Capacity Ratings (!! ems Number 3 Through 7) Since Last Report,Give Reasons:

9. Power Level To Which Restricted,If Any (Net MWe):

10. Reasons For Restrictions.If Any:

(

This Month Yr..to Date Cumulative

11. Hours in Reporting Period Thh 3623 82.838

12. Number Of Hours Reactor Was Critical Thh 3602.h h7,124.8

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13. Reactor Reserve Shutdown Hours ~

14. Houis Generator On.Line _

74h 3594.9 hh,788.h

15. Unit Reserve Shutdo. n Hours - - -

16. Gross Thermal Energy ver-sted (MWH) 1,% 1,384 8,720,712 88,424,h8 _

17. Gross Electrical Energy Generated (MWF) 521,010 _, 2,733,530 27,297,9ho i 18. Net Electrical Energy Generated (MWH) 491,609 . 2,590,813 25,6hl,117 l 19. Unit Service factor 100 99 2 sh.1

20. Unit Availability Factor 100 99.2 Sh.1 -

21. Unit Capacity Factor (Using MDC Net) 10h.1 112.6 h8.8 l 22. Unit Capacity Factor (Using DER Net) 82 1 88.8 38 h I

23. Unit Forced Outage Rate 0 0.78 33.1

24. Shutdowns Scheduled Over Next 6 Months (Type. Dste.and Duration of Each):

ReNeline. Auemt 8. antroxirtately 100 day duration.

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25. If Shut Down At End Of Report Period. Estimated Date of Startup:

26. Units in Test Status (Prior to Commercial Operation): Forecast Achieved INITIA L CRITICALITY INITIA L ELECTRIClTY COMMERCIA L OPERATION

1. Based on Condenser Back Pressure. -

(9/77) 8106120)

AVER AGE DAILY UNIT POWER LEVEL 50-255 h DOCKET NO.

Palisades UNIT DATE 6-3-81 COMPLETED BY DAPeterson

. TELEPHONE (616176h-8913 MONTH Mw 1061 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (gw,,g ,)

1 Th2 37 675 2 Th6 is h52 3

731 g, 255 4 708 20 268 5 690 21 537 6 "# 22 4-A Th6 i{ 7 731 23 657 628 g 3 9

739 6%

10 7U 26 662

.Thi gg, 12 7'8 23 668 13 Th2 637 29 14 30 ,

4hn 15 Tho y 681 a 737 l

l INS 1RUC110NS 1

On this format. fist the average daGy unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

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-( (9/77) l 1

. . _ _ _ _ _ . , _ _ . _ _ _ . . . . . _ _ , . . . _ . _ . - , _ . . , . _ . . . _ _ _ _ _ . ~ . _ , . . . . _ , . _ . _ _ . _ , . _ . _ , . , _ _ - - _ . . _ _ _ _ _ _ _ . _ _ , _ _ _ _ _ , _

UNITSilUIDOWNS AND FOWER REDUCTIONS DOCKET NO. 50-255

. UNIT NAME Palisades DATE 6-7-81 .

REPORT MONTil Mmr . lo81 COMi*LETED ilY D Va"DenBerg TELEPilONE (616) 761_8913 4 a

1 m II QM

) ' C No. Date j 5

} ,fid Ed Causc & Cosrective A' lion du

$3 c2 2U dj =j!

Repos a 6 Psevent Recutscuce 6

2 810517 y 0 11 N/A - - -

Condenser vacuurn problems 3 810518 y 0  !! N/A - - -

Condenser vacuum problem reoccurred 4

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c3 s I suf*

I 2 3 4 17: Foiced Reason: Method: Exhibit G Insisus-sions "g" S: Scheduled A-Eiguipmens Failuse(Explain) 1 Manual for Psepasation of Data

, ll Maintenance of Test 2-Manual Scra m. linesy Sheets (os 1.icensee C Refueling 3- Automatic Scram. Event Repost (LERI File INURI Cr I D Regulatory Resteietion 4-Othes (Explain) 0161) 1: Opesator Tsaining & license Examination F Adudnistrative 5 G Opesational I.isor (limplain) Esinbu I- Same Sousce 19/77) Il-Othes (lixplaiu)

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SUMMARY

OF OPERATING EXPERIENCE FOR MAY 1981 -

I Power reduction occurred on May 17 and again on May 18 as a result of unexplained loeses in condenser vacuta. Problems with the inner con-denser loop seal were corrected and the plant returned to approximately 90% power.

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