ML20128C510

Monthly Operating Rept for May 1976 for Monticello Nuclear Generating Plant

ML20128C510
Person / Time
Site:	Monticello
Issue date:	05/31/1976
From:	Mayer L, Shamla W NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
References
NUDOCS 9212040454
Download: ML20128C510 (4)

Text

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NOMTHERH STATE 5 POWER COMPANY M 6 N N s A pot.a s. M c N N a s ova so mot Regulatory Docket Rio

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Jt.ne 7,1976 /

/ pg 35> .

Director, Office of #,, amu Inspection and Enforcement U S Nuclear Regulatory Cocznission Washington, DC 20555 / v4q Dear Sir MONTICELLO NUC12AR GENERATING PIANT Docket No. 50-263 License No. DPR-22 Monthly Operating Report May 1976 l

Attached are ten copies of the Monthly Operating Report for May 1976 for the Monticello Nuclear Generating Plant.

Yours very truly, Y.

L 0 Mayer, PE _

Manager of Nuclear Support Services g4 9

IDM/ak Y cc: Director, IE-III, USNRC (1) l Director, MIPC, USNRC (2) Jgg g 1976 P 9

}d.4 g noaco" Attachment - u 5"fg. ,, j s'

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b' g2040454760531 565L R ADOCK 05000263 PDR

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'h'V - 2 JUN 0 4 1976 o t / S.

Orl' RATING DATA R1; PORT l DOCKLT NJ. 50 263 _ , , , , _

UNIT 1

_- -.-...l DATE JUDe 1. 192h 1

C04PLET12) DY W. A._Shamla _ , . _

TELEPil0NE 612/295 515_1, Eq.,1j l_ _

not :t\T t *.'d Fr.\Tr.

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. Jenort ute Period: At3y _

Cross llours in Report Period: 744 , , ,

'4 Currently \tuhorned l'orer 1 evc1 (?Mt): 1670 Max. Depend. Capacity (:f.fe-NIT):

." h

- IWien Electrical Rating ('flie-Net): 545.4

1 Powr f.eret to l."hicli Restricted (if any) (!Mc-Net)

N/A _

1. Keasens for 'estrict ion (if any):

Tills .WD1 YR TO DATE CINEAl !\1

5. 'hnber af !kurr, Reactor Was Critical . . . . . . . . . . . 697.3 3.400.6 33 249.2

6. ' "ac t or heserve Shutdown ilours . . . . . . . . . . . . . . . . . ,pJ 00 1 94 0_7

7.  ! !N r s Gene ra t or On L ine . . . . . . . . . . . . . . . . . . . . . . . . 639 ] L M 9J _,_ _.12.,9#.7 4 S m i t !!cserve Shutdown llours . . . . . . . . . . . . . . . . . . . . 0.0 0.0 _ _ _ _ .09 2

9. 'ross li r i.sil 1:nergy Generated (? Sill) . . . . . . . . . . . 1.000,965.6 5,286.945.6

. 55.606.183 d i

9 Gross r'.cctricril Energy Generated (!Mif) . . . . . . . . 339J30_ 1.811 150 16.282x200._

1.l . J.s t Elec t rical Energy Ccncrated (.Wil) . . . . . . . . . . 325,308_ 1.742.434 15.563.5_26 I' h m t .; r S ^ r c i c e Fac t o r . . . . . . . . . . . . . . . . . . . . . . . . . 93.7 93.2 _ 77.1

3. 0.e,cte r Availnh13 ity l actor .................... 93.7 ,

93.2 79.3 4

'oi. '.a ,;c l'ieter ............................ 91._5 ,_

91.3 74.4

.. . v.. up i 4 - r.,c t or .......................

91.5 ,,

91.3 74.4

.i .r: . : " e'r (Us].o; 'lPC) ............... 81.3 __ 8_8.8 __ __67.1

,i t q... 1 i o. f u.. int Da ign ? Me) . . . . . . . . __

802 2 _

87.6 66.2 i rm ced Omm .nte . ...................... 1,3 0.3 _10.3 2 !uw r.s Sch -Md we.r Next 0 'loaths (Type, Date and Duration of Each):

Operator License Examination and Maintenance Outage, 618-76, Three days duration.

, %nt .ieu. Ind of import Period, Estinated Date of Startup: _ __N/A _ _

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-. .- -_. -_ . . _ . =. - .- - _ -_.

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JUN D4 IWIb

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AVERAGE DAILY UNIT Im1R LEVEL DOCKET 10. 50-263 UNIT __1 DATE June 1.1976 C04PLETED BY W. A. Shamla TELEH ONE 612/295-5151, Ext. 111 4.W111_gg 1)AY AVERAGE DAILY IDWER LEVEL DAY AVERAGE IMILY LOIR LEVEL (ffKc-Net) (We-Net)

- 1 553 17 550 2 512 18 344 3 548 19 414 4 547 20 535 5 549 21 414 6 549 22 -5

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,_., _5 50 23 -6 8 549 24 135 9 524 25 341 10 548 26 354 551 27 353 ll 550 28 357 12 554 29 354 13 l 11 552 30 857 _

31 856

la 543

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btCIIT IC. YJ-2bi

• isiT NVE .'!onticello _ -

P: : MriphM IND PohTR lil1GTIOBS :hTL June 2, 1976 R4PLITID BY W. A. Shamla_

cFIGT iTJNiil .May ~~ -^ L' FIGE biW95-HE1 tc . i11 r

m- - - - - -

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'- 1 -

+ Mdi1KE OF  ;

l TM SiUITEC IOiN j l

! F: FORCED l 3:CTICN 'llIE REACTCR OR l DATE S: :C"JIgJL2 GET.5)  !'rASON (1) REDUCING POWER (2)  : CORRFfTIVE ACTIONS /CGItENIS

! .NC.

', - _ _ ,I n .. . - -

14 760502 S j 0 B 4 Power Reduced from 1001 to 751 j

I via Recirc Flow Reduction for CRD Exercise 6 Turbine Valve Testing 15 760509 S 0 B 4 (See #14 above) 16 760515 S l 0 B 4 (See #14 above)

' Inw Condenser Vacuum Scram Instru.

17 760518 F 11 3 l8.7 Isolation Valve Did not Isolate i Instrument Sensing Line Adequately to Prevent Air In-Leakage and i Subsequent Tripping of Other i Sensors During Surveillance Test Outage Scheduled to Repair Leaks 00 18 760521 S l54.6 B 1 Four Rx. Relief Valves in preparatLon j for' Torus Response to Relief Valve i (1) REASON 2

' A: F2pi t rent Failu e (Explain () ) N ,

pmual

': winusi Scram

' B: Maint. or Test C: Refueline 3: Autanatic Scram

! 4: Other (Explain)

! D: Regulatory Restriction I E: Operator Training and License Exa::.ination SU' tar.Y: Operated as a Base F: 41,iriistrative Loaded Unit. G: Operational Error (Esplain)

!!: ntier (Fxplain)

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