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

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

18. Net Electrical Energy Generated (MWH) 491,609 l

19. Unit Service factor 100

. 2,590,813 25,6hl,117 i

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.

l

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 DOCKET NO.

50-255 h

Palisades UNIT DATE 6-3-81 DAPeterson COMPLETED BY TELEPHONE (616176h-8913 MONTH Mw 1061 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(gw,,g,)

1 Th2 37 675 Th6 h52 2

is 731 255 3

g, 4

708 20 268 690 537 5

21 6

22 4-A 7

Th6 23 657 i{

g 731 628 3

739 9

6%

10 7U 662 26

.Thi gg, 12 7'8 23 668 Th2 637 13 29 14 30 4hn 15 Tho 681 y

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.

-(

(9/77) i 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

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m II Q M j

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' C Causc & Cosrective No.

Date

$3 c2 U dj =j!

Repos a

,fid Ed A' lion du 2

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

l OO

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 I

C Refueling 3-Automatic Scram.

Event Repost (LERI File INURI Cr 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)

.d

't

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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