ML19210D008

Monthly Operating Rept for Oct 1979

ML19210D008
Person / Time
Site:	Pilgrim
Issue date:	11/01/1979
From:	Whitney G BOSTON EDISON CO.
To:
Shared Package
ML19210D005	List: ML19210D004 ML19210D008
References
NUDOCS 7911200411
Download: ML19210D008 (6)

Text

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OPEltATING DAT.'. REl'0!!T 50-293 DOCKET NO.

DATE 11/1/79 COMPl.ETED hY G.G. Whitney TEll.PilONE 617-746-7900 OPER AT!NG STAES Pilgrim I Notes

1. Unit Name:

October, 1979_

.. Reporting Period:

1998.

3. Licensed thermal Pov.cr (MWt):

678.

4. Nameplate Ra:ing (Gross 51\\ie):

655.

5. Design Electrical Ratm;(Net MWel:

690.

6. Maximum Dependal,le Capacity (Gross MWe): 670*

7. Maxirnum Dependalle Capacity (Net Mh'e):

8. If Chan;es Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report.Give Reasons:

NONE NONE

9. Power Level To %h ch Restric:cd.If Any (Net alWe):

10. Reasons For Restrie: ions. If Any:

N/A This Monti:

Yr.-to.Dat e Cumulatise l1. Ilours in Reporting Period, 745.0 7296.0 60432.0

12. Number Of flours !<eactor Was Critical 777 4 6A60 ?

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13. Reactor Rerene Shutdown !!ours 0.0 0.0 0.0

14. I!ours Generator On.Line 720.2 6365.9 42088.5

15. Uedt Reserve Shutdawn linurs 0.0 0.0 0.0

16. Gross Thermal Enct;y Generated (51WH) 1260768.0 11843304.0 70285104.0 434510.0 4065840.0 23196314.0

17. Gross Electrical Energy Generated (alwif) 418758.0 3913648.0 22275212.0 IS. Net El.:ctrical Energy Generated (31WH) 96.7 87.3 69.6

19. Unit Service Factor 96.7 87.3 69.6

20. Unit Availability Factor dJ.

su.1 55.0

21. Unit Capacity Facter (Ihing MDC Net) 85.8 81.9 56.3

22. Unit Capacity Facte.r ilhing DER Net)

23. Unit Forced Outat.e Rate 2.3 12.2 11.0

24. Shutdowns Schedt.!ed Over Next 6 Months (Type. Date.and Du.ation of Each t:

NONE

25. If Shnt D.r..n At End Of !!eport Period. Estim..ted D de of Startup: INIT OPERATING

26. Units in Tc:t StatuuPaur to Commercial Operationi:

Forceast Achiesed INIT I A !. CP.lTICA 1.ITY INill AI. !:LECTRICITY COMS!!:itCIAL OPEi!AT10N 1363 330 7911200

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AVERAGE DAILY UNiy pGhEI; LEVEL I

DOCKET NO.

50-293 PILGRIM I UNIT DATE 11/1/79 CO\\fPLETED BY G.G. Whitney

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TELEPl!ONE 617-746-7900 MONT!!

OCTOBER, 1979 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE D \\lLY POWER LEVEL IMhe Ner!

I M *N*' 3 I

530.

612.

17 2

531.

650..

18 3

530.

644.

39 531.

588..

4 20

~

667.

21 529.

669.

6

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531.

7 668.

23 3

509, 668.

24 9

531.

498.

25 10

530, 334.

26 11 530.

650.

37 532.

693, g,

28

/

13 528.

I4 489.

664.

30 15 302.

664.

3, Is 453.

INSTRUCTIONS

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., [i P"Ser !ese!in MWe. Net for each da) in the reportin; m.. nth. C.empute rii

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s UNITSilHTDOWNS AND POWER REI)UCTIONS DCCI ET NO. 50-293 UNil N A'.:E Pilgrim I 1:M 11/1/79 y

COMPl.ET El: ;ly G.G. Whitney RErc:IT MONTil OCTOBER, 1979 13:1.1 l'iii..NE 617-746-7900 6

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14 08/28/79 F

0.0 B

3 79-33/lX-0 CZ ZZZZZZ During Recovery from loss of of f-site y

power event, B Condensate Pump failed.

Repairs to Pump and Motor continue.

15 10/15/79 F

9.1 11 3

Low Suction Pressure to Feed Pumps Caused "C" RFP to Trip resulting in low water scram.

16 10/25[79 F

8.0 11 3

Inadvertent mechanical shock applied during surveillance.

t 2

3 4

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Method:

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!s.M.iintenance o( Test 241anual Serain.

I.nto Sheets for IAcusee La C Itefueling 3 Automatic Scrani.

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REFUELING INFORMATION The following refueling information is included in the Monthly Report as requested in a letter to Mr. G. C. Andognini dated January 18, 1978:

For your convenience, the information supplied has been enumerated so that each number corresponds to equivalent notation utilized in the request.

1.

The name of this facility is Pilgrim Nuclear Power Station, Docket No. 50-293.

2.

Scheduled date for next Refueling Shutdown: January 1980.

3.

Scheduled date for restart following refueling: April 1980 4.

5.

Due to their similarity, requests 4, 5 & 6 are responded to collectively.

6.

The fuel, which is presently expected to be loaded during the next scheduled shutdown, may be reloaded fuel of a new design and may therefore require a proposed license submittal and technical specification change.

It is not possible, however, to supply pertinent information on dates.

As information concerning fuel design, core configuration, Operational Review Committee determinations, proposed licensing action and technical specification submittals become available, it will be forwarded to you.

7.

(a) There are 580 fuel assemblies in the core.

(b) There are 580 fuel assemblies in the spent fuel pool.

8.

(a) The station is presently licensed to store 2320 spent fuel assemblies.

The actual spent fuel storage capacity is 1770 fuel assemblies at present.

(b) The planned spent fuel storage capacity is 2320 fuel assemblies.

9.

With present spent fuel in storage, the spent fuel pool now has the capacity to accommodate an additional 1190 fuel assemblies.

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BOSTON EDISON COMPANY PILGRIM NUCLEAR POWER STATION Summary of Operations for October, 1979 The unit maintained 80% power for the first 15 days of the month due to "B" Condensate Pump being inop.

The reactor scrammed at 1344 hrs. on 10-15-79. The unit was returned to the line at 0243 hrs. on 10-16-79.

Power was increased to 100% and maintained until 10-25-79 at 1753 when the reactor scrammed.

The unit was returned to the line at 0537 on 10-25 Pa-tr was increased to 100% and maintained for the remainder of the month.

"B" Condensate pump was re-built and the motor bearings were replaced in "A" Condensate pump.

The Condenser was backwashed several times during the month.

The Capacity factor for October was 83S% due to the fact that "B" Condensate Pump was inop. for 15 days.

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