ML20128C635

Monthly Operating Rept for Dec 1977 for Monticello Nuclear Generating Plant

ML20128C635
Person / Time
Site:	Monticello
Issue date:	12/31/1977
From:	Mayer L, Shamla W NORTHERN STATES POWER CO.
To:	NRC OFFICE OF ADMINISTRATION (ADM)
References
NUDOCS 9212040494
Download: ML20128C635 (4)

Text

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. .e a . <. a NSED NORTHERN 5 TATE 5 POWER COMPANY MIN N E A PObt S. MIN N E S OY A 55400 January 6,1978 e,.r Director, Office of Management 'l n Information & Program Control * .n g c/o Distribution Services Branch, DDC, ADM U S Nucicar Pegulatory Comission 6j ('[(

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3 Washington, DC 20555 ,.

Dear Sir:

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FONIICEL1h NUCLEAR GENERATING PIRIT Docket No. 50-263 License No. DPR-22 Monthly Operating Report December 1977 Attached are two copies of tne Monthly Operating Report for December, 1977 fpr the Monticello Nuclear Generating Plant.

Yours very truly, d0Jyv L 0 Mayer, PE Manager of Nuclear Support Services l

IDM/ak cc: Director, IE, III, USNRC (1)

( Director, IE, USNRC (c/o DSB) (10)

MPCA Attn: J W Feman l

i 780120074 9212040494 771231 PDR ADOCK 05000263 R PDR

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. 20.%

Rev. i

) 8/13/76 <

OPi MTING M1A IERRT l l 10CLET No. 50 263 j UNIT 1

) . DATE 1/4/78

] COMPLETED BY W. A. Shamla

} TEl.EPliONE 612/295-5151, Ext.111 1

i

! OPERATIVi SIA111S

1. ficporting Period: December Gross llours in Repor t Perlikl: 744 >

l 2. Currently Authori:ed Power f.evel (SMt): 1670 Stax, Depend. Capacity (We-NUT):

3 536 Design 1le.:trical Hating (We-Net): 545.4 ,

j 3. Power f.evel to Which Rostricted (if any) (Wo Net): N/A

) 4. Reasons for Restriction (if any): N/A i

YR 10 DATli s

Till? h 0 M111

- ClMJ1ATIVE

5. Number of linuri Renter Wn

frit h at ........... 717.6 7092.0_

45,168.4

6. Reac tor Reserve Shu t i s.n l'.u rs . . . . . . . . . . . . . . . . ,, _* 0A,, 0.0 940.7

7. Ilours Generat or oit laer ........ ............ .

... _709. 0_. .

7002.2 43,777.4-3

8. Unit Reserv.: Shutdoet'wn ... . .. ..........- 0.0 0.0 0.0 4

9. Gross Thenul 1:ncrge I:." <, ate l Utn'Il . ...... .

1, g119,,288 10t991,8,99.2 73, 654574.6

10. Gross EINt ri. al Fnerr.y Gcn"c't r.' i " l ) .... . ..,383,460 3,728,270 ,, 2_2,372,690 l 1,t . Net r.lec t ri.:a1 E .et gv Cenet e' . .' f.' ft:t-) ........,_36,d54 9 ,3,568,902 21,37,6,374 i 12. Reactor Servit.e Faeter ..., .. .. ...... ...  %.5% 81.0% 79.2%

l 13. Ren*:tr 'vaihM 13 ty fvtr.' ... . ._... .... '96.5% 81.0% .. 80.9} _

l 14. Unit v rvtce I-actor .. .... .. ...... 95.3% 79.9% 76.8%

l 15. Unit wa!1 ability Factet ........... , ...... 95.3% 79.9% 76.8%

l 16. Unit Capacity factx D.c).e' M. ' ) .. . .. . .. 92.6%- 76.0% 69.9%

l 17, Unit CapacIt. ra..w (Uini *at.e't .. .., 91.0% 74.7% 68.7%

l

18. thi; t Terced 'htage ?n ' .. ... . .,, ,0,0%- 0.5% .

8.0%

19. Sht:tdowns Sch. 'ulei wr .'.. < t .

' te rid Juntion of Each):

s N tu nt-1 l' s d Stortim t

20. -If Shutdo n it .inJ ct aern t cor;- N/A _,

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d

. 2025 Rw. 0 3/3/76 r

AVERAGE DAILY UNIT I%H LLVEL DCrKET N0. 50-263 UNIT _1 DATE 1/4/78 C04PLLTED BY TELEPlONE 612/295-5151, Ext. 111 MONIH December DAY AVERAGE DAILY POhD LEVEL DAY AVERAGE IAILY IM'FR LEVEL (htde Net) (Mh'e-Net) 1 550 17 155 2 555 18 364 3 552 19 461 4 514 20 406 5 21 507 553._

o 553 22 548 i 7 556 23 553 8 549, 24 551 9 5_5) 25 531 10 _ _ 554 26 552 11 532 27 552 12 552 ,,

28 555 13 551 29 551 14 554 30 552 15 336 31 537 16 -5

2027 .

Rev. 0 .

I 3/3/76 - -

IFfKET NO. 50-263 UNIT NAME ibaticello UNIT SUfD0!OIS AND IUAER REDUCTIONS DATE Januarv 4.1978

'7F.!PLET8 BY J. A. Shamla

CIGT ?-RNIll Decenber TELEI'IONE 612/295-5151

i.xt . 1il l

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• ' '! Ell 10D OF l . S!!LTITDE DOtG i F: FORUD DURATICN T1IE REACIM OR NO. , DATE l S: SCIIEDULED (IICURS) . REASON (1) REDICING POhTR (2) CORRFCTIVE ACTIONS /CGf TEATS 7 771215 S 35 B 1 Unit Outage taken to repair special instrumentation in suppression chamber in preparatior for reactor safety / relief valve actuation test.

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i (1) REASON (2) Em A: Equipaent Failure (Explain) 1: Pianual B: Maint. or Test 2: Atanual Scram C: Refueling 3: Auteraatic Scram a

D: Regulatory Restriction 4: Other (Explain)

E: Operator Training and License Examination SUWARY: The unit was base loaded F: Mministrative during the entire month except G: Ogrational Frror ti xplain) for weekend redtctions for surveill. <!: Other (Expl:iin) ance testing and the outage described above