ML20050C835

Monthly Operating Rept for May 1981

ML20050C835
Person / Time
Site:	Maine Yankee
Issue date:	06/11/1981
From:	Bernard D Maine Yankee
To:
Shared Package
ML20050C832	List: ML20050C831 ML20050C835
References
NUDOCS 8204090395
Download: ML20050C835 (4)

Text

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MAINE YAf;KEE fiUCLEAR POWER STATION MONTHLY STATISTICAL REPORT 81-5 FOR THE MONTH OF MAY, 1981 8204090395 810611 DR ADOCK 05000309 PDR

OPERATING DATA REPORT DOCKET NO. 50-309 DATE 810611

~

C051PLETED BY D. M. Bernard TELEPilONE 617-872-8100 X2390

- t OPERATING STATUS Notes Maine Yankee

1. Unit Name: -

Power level restricted by Flav - 1981

2. Reportin: Period:

2630 steam flow through the low

3. Licensed Thermal Power (h!Wt):

864 pressure turbines.

4. Nameplate Ratin;(Gross 31We):

825

5. Design Electrical Rating (Net 31We):

850

6. Sfaximum Dependable Capacity (Gross StWe):

810

7. Sf aximum Dependable Capacity (Net $!de):

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Gise Reasons:

864 ffNn N97t1

9. Power Lese! To Which Restricted.If Any (Net 31We):

See Notes

10. Reasons For Restrictions.lf Any:

This Sionth Yr. to Date Cumuistive 744.00 3,623.00 i1. !!ours in Reporting Period 186.17 3.065.17 60,821.14

12. Furnber Of flours Reactor Was Critical 0.00 _

0.00 0.00

13. Reactor Resene Shutdovm llours 186.08__

3.065.08 58.923.33

14. flours Generator on Line 0.00 0.00 0.00

15. Urut Reserse Shutdown flours 460.856.00 7.801.293.00_ 127.179.522.00

16. Gross Thermal Energy Generated ($1Wil)

17. Gross Electrical Ener;y Generated (5tWI{}

150.610.00_.

2.587.760.00 41.789.920.00 143.558.00 2.471.275,00_

39.702.600.00

18. Net E!cctrical Energy Genersted (>!Wii) 25.01 84.60 78.54

19. Unit Service Factor 25.01 84.60 78.54

20. Unit Availability Factor 23.82 84.21 68.18

' 21. Unit Capacity Tactor (Using 31DC Net) 23.39 82.68 66.03

22. Unit Capacity Tactor (Using DER Net) 0.00 0.00 7.12

23. Unit forced Outs;e Rate

24. Shutdowns Scheduled Over Nest 6 Stonths (Type.Date.snd Durstion of Each1:

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

26. Units in Test Status (Prior to Commereist Operationi:

Forecast Achieved INITI A L CRITICA LITY INITIA L ELECTRICITY COTDIERCI A L OPERATION

• (9/77)

AVERAGE DA!LY UNIT POWER LEVEL l

DOCKET NO. _50-309 UNIT Maine Yankee DATE 810611 COS!PLETED BY D. M. Bernard TELEPHONE 617-872-8100 X2390 MONTl!

MAY-1981 4

- DAY AVER AGE DAILY POWER LEVEL DAY AVER AGE DAILY POWER LEVEL (31We Net)

(31We Ner) 3 802 37

'O 7I4 18 2

797 19 3

4 798 20 785 21 5

786 22 6

781 23 7

519 24 8

0 25 9

10 26 11 27 12 2S 13 29 14 30 15 31 16 o

INSTRUCTIONS On this format. list the aserage daily unit power leselin MWe Net for each day in the reporting month. Compute to the nearest whole megawstt.

1 (W77)

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UNITSilUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50-309 UNIT NAME Maine Yankee DATE' 910611 COMPLETED ItY - n. M.

Bernard REPORT MONTil MW-1981 TELEPIIONE 617-972-8100 X2390 "E

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5 -a =

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.2 c 8

-,.5 %

L.icensee e r, c.

Cause & Corrective

- o No.

Date g

8

.S s 5 Event 1

01 Aoion to c5 2 5,

5 ;5 c Report

• NV 8O Prevent itecurrence

u e

O e

L.R.

5/2/81 S

25.75 B

1 NA IIA VALVEX-C Routine load reduction to perform to 5/3/81 monthly surveillance testing of the 80%

turbine valves.

Core 5/8/81 S

557.92 C

1 NA ZZ NA Shutdown for 1981 refueling outage 5/6 Core 5/6.

I 2

3 4

F: Fort ed Iteason:

Method:

Exi. bit C-Instructions S: Scheduled A Equipment Failure (Explain)

I Manual for Picparation of Data B. Maintenance of Test 7-Manual Scram.

Entry Shesis for Licensee C-Itefueling 3 Automatic Scram.

Event Itepint (Ll!!t) Fife INUltt:C-D Itegulatony itestviction 4-Ottier (Explain) 01611 E-Opeutor Training & License Examination F Adminiuutive 5

G t7peutional I isor (!!nplain)

E= Int,it I Same Smnee 08/17)

Il-(nhen IExplain)

a.

r DOCKET NO.

50-309 UNIT Maine Yankee

. g DATE R10611 CO:.!PLETED BY D. M. Bernard TELEPliONE 617-872-8100 X2390 REPORT MONTi{

MAY, 1981 SU: DIARY OF OPERATING EXPERIENCES The plant was at full load at the beginning of the month.

On May 2, a load reduction to 80's was performed in order to complete routine monthly surveillance testing of turbine valves. The plant returned to full power on May 3.

On May 8, the plant was shutdown for Core 5/6 refueling outage and remained shutdown through the end of the month.

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