ML20127J341

Monthly Operating Rept for Apr 1975 for Monticello Nuclear Generating Plant

ML20127J341
Person / Time
Site:	Monticello
Issue date:	04/30/1975
From:	Neils G, Shamla W NORTHERN STATES POWER CO.
To:	Chapman S Office of Nuclear Reactor Regulation
References
NUDOCS 9211190291
Download: ML20127J341 (4)

Text

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MSp NORTHERN STATE 5 POWER COMPANY MIN N E A PO Ll e. MIN N E SOTA 95401 May 8, 1975 Office of Plans & Schedules T. k Division of Reactor Licensing 4. [ . .. - 'l IgN U S Nuclear Regulatory Commission Washington, DC 20555 s

Attention: Mr S Chapman ,1, /

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

Very truly yours, gC2

>l',isA*/ q .

hu@ *\

\ N G 11 Neils .

General Superintendent of Nuclear Power Plant Operation GilN/JRT/ t s ,

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cc: J G Keppler

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s, Attachments T I'[ C , t 9211190291 750430 5251 PDR ADOCK 05000263 R PDR

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• bbnticello Nucicar UNIT Generating Plant DATE Jby 5.1975 COTI.!TED IlY h'. A. Shamla i

DAILY UNIT luiEn amUr

^

FO?n11 APRIL, 1975 net -net AVERACE 110 URIN tMe

g. g7pjgp yjg;g. M e 2

DAY 25 555 1 553 _.

26 560 2 552 l 555 552 27 3

28 555 4 548-29 549 I

5 551 30 560

! 6 550 .-.

553 31 7

8 546

} 9 547 j 10 548 I 11 547 12 547 l.

13 547 14 544 544 15 545 16 543 17 298 18 _

2 19 430 20 500 d

552 a 21 555 22 555 23 554 24

2026 RW- 1 UNIT K\ME hDNrls 10 NllCl.rAll GrN1.RAllNG PIMI n\Tli hnY 5. 1975 COMPl.ETfD BY W. A. SilAbSA TtTT2TM1B 1:x t . 'TTF OPERATING STATils

1. P11rRTING PLRIOD

0000750401 TO 2400750430 GPDSS LOURS IN IEPORTING PERIOD: 720.0

2. CURRFXfLY AITIliORI2FD IMT.R LISTl. Et _I670 We-NI:f 538

3. f0hTR LlYEL TO 10!1C11 RES1RICTLD (IF AhY): None

4. REASONS FOR RESTRICTIONS (IF A'.Y):

1111 5 CUMu1ATIVE hrWil! YR-TO-IMTE 10 D\TE

5. Il0VRS RF.\CTOR WAS CRITICAL 720.0 2,219.2 25,625.8 4

6. RIMCTOR RESERVE S!!tT11010410URS _0 0 937.0 i 7. Il00RS CINERATOR ON 1 INT 720.0 2,191.1 24,603.2

8. UNIT RESERVE SIUlTOI.5 IOURS 0 0 0

9. GROSS TilElul\L IVWER CLilfvJI1:12 (!'idi) _1,162,735.2 3.3356,524_.8 44,791,502.6

10. GROSS ELECTRICAL POWER CIEL': RATED (> Mil) 400,620 ,1,151,780 ,12,602,540

11. NiiT ELFCritICAL IGT.R GI ATRATi.D (?!'.01) 3862 288 1,106,520 12,048,154

12. RIMCTOR AVAllABIL11Y FACICR (1) 100.0% 77.1% 76.30

13. UNIT AVAllABIlITY r'(CTOR (2) 100.0% 76.1% 73.2%

. 14. UNIT CAPACrlY FACTCR (3) 99.7% 71.4% 66.6%:

I

15. IORCID OUTAGE IWlE (4) 0.0% 0.0% 12.90

< I6. SIUTIOhNS SClIEDULED TO BEGIN IN NT3T 6 .'ItNilis (STATE TYPE, DATE, Ahl) DURATION OF EAcil): Reactor relief valves (two) inspection outage, 5/16/75,2 days duration.-

17 IF SIUfDOWN AT END OF REPOPT PERIOD, ESTIM\TED LATE OF STARTUP: J /A (1) RFACTOR AVAILABILITY FACTCR = Il0URS PJMCTOR WAS CRITICAL

• 100

< CITETIDiiis lh7DoiaING PIRTDiI

• 100 (2) UNIT AVAIL \BILITY FACTOR = IDURS GtKEPATCR OS-1IN1:

' NTDUE~ETUKa?ilhG ltR10TI

• IDO (3) UNIT CAPACITY FACTCn = NET 11ECTRICA1. TOb1:n CENFIL\TLD RETiiTDRSTRTrITAIEuss 1Hlis77IIGTTING ItRT(i!i

• I00 (4) FORCED OUfAGE RATE = FOPCI.D OUTACE lERS fiGUR5'IT"ITC\TITiNT. -LIhii 4 )DITTIrVIfraci. l J E

. 2027 MLb11LLLLU N e ut l lt;IT NAbrd GITtTv; TING PIA.\T t

, SLML\RY May 6, 1975 IMTE Operated as Base W. A. Shamlv I Loaded Unit. REFORT FD.V Hi April CONIPLETI3) IN tt;IT SIUrDJC4S r 1TPE BIEGIOD OF F-FORCED IURATION SILTTING IU.Ci 11iE PIACTOR (2) C G T.rd .T S  ;

NO. DATE S-SCIIEIULED (IlOURS) REASON (1)

Reactor Power reduced from 1001 to 401 i 4-18-75 S 0 11 N/A for control rod pattern exchange.

l 4

i i

(1) REASON: M.TICL.

A-EQUIDIENT FAILURE (EXPL\IN) (2) 1 -31\NUAL B-51\IN. OR TEST 2 -3rca n E C-REPJr. LING SCRA'4 D-RTWL\ TORY RESTP.lCTION 3 -RJTC'\T E-CPEPATOR TPAII:I':G G SCRV1 LICl2:SE EXA'IL'aTION F-AININISTPATIVE G-OPERATIO"AL ERP.OR (Explain)

H - 011IER (Explain) 1

.