ML20127N077

Monthly Operating Rept for May 1975 for Monticello Nuclear Generating Plant

ML20127N077
Person / Time
Site:	Monticello
Issue date:	05/31/1975
From:	Neils G, Shamla W NORTHERN STATES POWER CO.
To:	Chapman S Office of Nuclear Reactor Regulation
References
NUDOCS 9211300559
Download: ML20127N077 (4)

Text

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S'd- M 3 NSR* C NORT4EMN 5 TATE 5 POWEM C0MPANY u e N N s A pou e. MIN N E GOTA 95401 ,,,

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Jure 9, 1975 ,

,s_. i .s s i: jl)N11 [

is , , e i.i Of fice of Plans 6 Schedules Division of Reactor Licensing "

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t ,q-U S Nucicar Regulatory Commission

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Washington, DC 20555 Attention: Mr S Chapman Gentlemen:

MONTICELLO NUCLEAR GENERATING PIANT Docket No. 50-263 License No. DPR-22 Monthly Operating Data May 1975 Attached is the operating status information from the Monticello Nuclear Generating Plant for the month of May,1975 as requested in the February 19, 1974 Ictter from Mr L Manning Huntzing. Changes proposed in the September 12, 1974 letter from Mr D F Knuth have been incorporated into this report.

Very truly yours,

.y}/ 73 m by Q qe -Q g (< (,

C H Neils General Superintendent of Nuclear Power Plant Operation GHN/JRT/ts cc: J G Keppler Attachments hIU R

9 750531 K 05000263 PDR

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3025'

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bbuticello Nuclear UNIT C.cnerating Plant ,

R\Tl! ..dtne_54915- )I C(f TLGTD BY Jg. c;hamin f

l DAILY UNIT lOJR M11UT

},n*ml hby, 1975 net AVEMCT. Il0URLY We'"# h\Y AnRAGE il0URLY !&c l DAY 554 25 . 431_ ,,

1 555 26 ,,,4p _

2 554 27 tax 3

554 28 . 3 01 4 -

555 29 ino 5 __

i 552 30 agg 6  :

31 _A8R 7 543 _

8 _523 9 531 10 536 11 515 12 516 13 515 14 515 15 387 16 -5 17 -6 18 -

356 19 4_07 . . .

20 471 21 -

502 22 495 23 485 24 _485-

-.g.-- ,,s,. ,.-,,w. -, .,.r q-3

2026 '*

- 80 0. I UN1T KAME MST) ;lp MICLFAlt Gl:NigG PIMI DM Jue_3._un - - .

C; ' ulTill fiY .

OPl! RATING STATUS

1. REIORTING PLRIOD: 0000750501 - _ TO _2400Z50531 Cl10SS IDlIRS IN REIVRTING Pljt!OD: agg

2. CURRINFLY AtrlliORI:'lD IWI R llAT1 FMt 1670 the-N17f 538 3, IOhTR LINEL TO h111Cll TOSTRICTIB (IF AhY): Jeg 4 REASONS FOR RF5n'ICT10NS (Il ANY):

'llilS ClMilATIVE brWDI Yk-10-DATE 'IO IIATl!

5. iioliRS RFACTOR WAS CRITICA!. 69LO. _29M.) .26,322 A

6. Id: ACTOR RESEIW!i Sl!UTIOWN 110VRS _

3.7 3_, 7 _ 9 40. 7_._

7. Il0URS Cl?iERATOR ON-LINE 670.8 2 861t p__ _E124. 0

8. UNIT RESER\T. ElllTnOUS IDURS _ _0 __0 0

9. GROSS 'DilE1\L 10hTR C1.NHV.TI.b (D.11) 1,004,308.8 4a}602B E D 45,795,ft1L 4

10. GROSS ELFCTRICAL F0WER CD;1RATI1) 0111) 3443 130 13497L910_ 11,9 & 610.

11. N1.T EIECnuCAL luhlh Cl NFRiTiF (min 329,882 1,4JL402 12,32ft,QM.-

12. RFACIOR AVAllABILIlY FAClCR (1) 93.7% _ .80.5%. 76.6%

13. llNIT AVAll ABIL11Y I AC101' (2) 90,21 79.OL, _ .E.GL,

14. IINIT CAPAC1'lY I ACTCil (3) 82.4% 73u7_L. 61.0%

15. F0i'Cf.D OllTAGE IWlE (4) L3t O J t__ 12.7%

16. SilLTITOhSS SCllEDULED TO BEGIN IN SIXT 6 ?D:iniS (STATr.1TPE,11\TE, AND DURATION l UFliACll): Refue1 Ling Outage, October 22, Six Weeks Duration

17. IF SillTHDWN AT !!ND OF RITCPT PERIOD, ESTIhtATEli DATE OF STARTUP: .N/A

• 100 (1) REACTOR AVAl! ABILITY FACTOR = 1100RS RFACIOR WAS CRITICAL.

CITS5~TDIIR5 IN RT.TGTTXtTTITTOII I (2) UNIT AVAllABill'lY FACTOR = liab7S G1XEllATOR ON-1IN1; *100 UTiSTTIUURS IN Is0MfTKr~FmILII

• 100 (3) UNIT CAPACITY FACTOR = NET El.ECTRICAl. IOhTR GENI RiTEI)

NITliiNffiX1TPRuSS liGil5 ITOITORTING PLRTGI

• 100 (4) FORCED OUTAGE RATE = FORCED OUTAGE liOURS liOIIS'ITHXi1T~Dmb + Mi CTTFUTT.Gi liOURS

vi, ruNin.tuuz e UNIT KVIE GD;ERATLNG PIA %T set.RRY DATE June $,1975

- Operatal as Base -

Load,a Unit.

REFORT FO.'m! l-by CG'PLErl'.D BY W. A. Shamla f' 2

UNIT SUTDOWNS TYPE  ?!EriiOD OF SRITTING IUC t F-FORCED IURATION

.NO. DATE S-SGIEIULED (Il0VRS) REASON (1) 'IliE FEACTOR (2) COE.TS 2' 5-15-75 b '50.5 B 1 Plant Outage for Reactor Relief Valve Inspection.

3 5-27-75 F 0 A N/A Off-Gas fioldup System Trip 4 5-27-75 F 0 A N/A Off-Gas Holdup System Trip

-5 5-28-75 F 22.6 A 3 Pressure Control System Failure Resulted in Neutron ?bnitoring Systen liigh Flux Scram 4

(1) REASGi: (2) YEIIED:

A-EQUIDIE'T FAILURE (EXPLAIN) 1- E a

! 2-mN!nL B-MiIN. OR TEST C-REFUELING SCRUt r

3 -14,TGnT D-REGULiTCRY RESTRICTION E-CPEP.\ TOR TRAINING G SCRMI 4

LICENSE EXA'!INATION F-Am*JNISTR1TIVE

' G-OPERATIO'GL ERROR

• -(Explain)

II-0IliER (Explain)

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