ML19253B896

Monthly Operating Rept for Dec 1975

ML19253B896
Person / Time
Site:	Three Mile Island
Issue date:	01/02/1976
From:	Lawyer L METROPOLITAN EDISON CO.
To:
Shared Package
ML19253B895	List: ML19253B894 ML19253B896
References
TASK-TF, TASK-TMR NUDOCS 7910310632
Download: ML19253B896 (3)

Text

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UNIT Three Mile Island Unit 1 DATE Janua:7 2,1076 COMPLETED BY L. L. La-7er TEL. NO. (215) 929-36(1 I:ct.111 DAILY PIANT POWER OUTPUT MONTH rece-ter DAY AVERAGE DAILY %'e-net DAY AVERAGE DAILY MWe-net 1 795 21 326 2 801 538 22 3 803 697 23 h 806 801 2h 5 807 802 25 6 802 801 26 7 793 27 800 8 806 28 801 9 805 80k 29 10 803 802 30 11 805 31 802 12 807 13 _

805 1h 799 15 799 16 759 17 -18 1505 271 18 -12 19 -13 20 -30 7910810 [ 3 Q

UNIT NAME i s "+

J.ree:'il-DAIE ' t -.: 2 --- :. 1.-t CCMFLETED 3Y .. L. La. rer TEL. 30. (215) 029-36:1 Ex . In 0PERATING STATU3

1. PIPCRTING FERIOD: O'C1, ~'l'01 THRCUGH 2 ". '*1231 GRCSS HCURS IN REPCRTING PERIOD: 'k-

2. CURFENTLY ALTHORI"D PC'4ER LE7EL K4t 2535 We-NE"' ~;2 (EAXIMUM [EFE*i:A2LE

.CAPACI"'Y - MOT )

son 9 3 POWER LE'TEL TO 'aHICH RESTRICTED (IF A:sY):

k. REASCNS FOR RESTRICTICNS (IF ANY): NA t

1 THIS CUMUIAT!7E MON"H YR-TO-0A"'E M PA"'I 5 HCURS REAC'!VR '4AS CRITICAL . . . . . 6k".6 '.L2%.8 19. 12.4 C 0 9

! 5 REACTCR RESERVE SHUTDOWN HOURS . . ..

t 7 TOURS GENERATOR CN-LINE . . . . 637.1 T,FC.3 0.~4?.o

8. UNIT RESERVE SHUTDChil HCURS . . . .. . 0 0 n 9 GRCSS THERMAL PCWER GE'iERA"'ED (KaH) . 156k305 1763'148 2M?l600

10. CRCCS ELEC"'RICAL PCWER GEriERATED (K.H) '2 W h 30207Le Sc? cal,

11. NET ELECTRICAL PCWER GENERATD (KaH) ... LO6761 '5L1523 ~i102?5

12. PEACICR AVAIIABILITY FACTCR (1) .. .

36.35 *  %.35

• 3'.3% *

'I

! 13 UNIT AVAI.3ILITY FACTOR (2) . . . . 35.65 d2.25 31.'5 lk. LiiIT CAPxs.ITY FAC% R (3) . . . . . 3 .35 77.05 91.aC 15 FORCD CLTAGE RATE (k) . . .

1 .ki -- T 0.25

16. SHU"'DCh'iS SCHEDULD TO BEGIN IN NEXT 6 MCN"HS (3 TATE "'YFE, OATE. A'iD DURAT!CN CF EACH):

Eefueling, Fet:uary lL,1;74; 3 weeks 17 IF SHLTDC'7i AT E'iD CF REFORT PERIOD, ECT!MA*ED CATE CF STAR"UP: NA

18. UNITS IN *ECT STA"L'S (PRICR *0 CCB12RCIAL CFERATION): NCT AFFL! CABLE (1) REACTR AVAILABILI"'Y FAC"0R=_li;'""' " 4A3 C'I"'E 'l'0 (2) UNIT AVAIIABILI"Y FACTCR= [me, euR a sE. e[. ;u, m. ., _.

C 1505 272 o , .A- :rgra gy,7pp'en e-s

( 3) UN"T CAPACI"T FACTCR ~ye^"r*"h[', '"-

a.% - net) . . .

c G, a w L.m. u. . .m,s

, , . _:: .a

, .... .a cr ocr'

" "~ ' ^L"^'"^"' E Cf"~43

?^

( L ) FCRCED CU"' ACE RA**T *' liCLHS 3ENEA?:R v . !;Z + 7 .FCD CAJE HOUFS E ". 1C00r nce with new defini*ien of trer:3ed pe6 -32ide -.16, Fe r.

%.:s'let ei n .,a , . ,,,

ae SUf-t AhY: The plant waa at essentially full power from the e

12/1(./'(5 at 2325 when the 1.lant was n.unually shutdown to repair make-up valve -

The PUl IJNIT V94bec!nning NAME Three of the Ffilemonth until1 Idland finit reactor was taken critical at 0215 on 11/21/75 .

and the. turbine was on line at 0738 on the m an.e d ay . While returning to full power on 11/2.*/75 at 1118 the switch was actuated to test LATE J,m e ry 1 im/

the floodtovalve System trip. fur the Nin Turbine Generator Leluge Systesa causing the Turlo Generat -

or Although the Leluge System's flood valves were manually closed it was COMPLETED BY 1.. l. 1.awyer overlooked that the system's actuation procetures were revised to prevent stnillar uwitch also trips the Turto-Generator Syst em. Test

>ccurrences in the future. Iater that day at HEPUNT MON 11f _Jeee ember TEL. Mi. (215 ) 9J4- 3601 Ex t . 111 1700, the turLine lower for the was t,rourht lack on line und power escalation continued.

PLANT S !! U T D 0 W N S The plant reached fullpower on 11/23/T5 at 1900 and remained at full reuninder or the month.

TYPE METHOD GF F-F0HCED DURATIGN No. DATE SHlffTING DOWN U-SCHEldLED (HOURS) hEASON (1) THE hEACTOR (2) C063021TS 18 12-l f-7 5 P 104.2 (A) (A) Itepair Pfake-up Vahe t%V-94 19 12- N-75 P 2.T (G) (NA)

Turin-Gen. trip while testing the Deluge System. (Fire Services)

The reactor renalued crit.lcal.

9 (1) REASON:

@ (2) METl!OD:

A-EQUlftfENT FAILUhE (EXPLAIN)

C B-MAINT. OR TEST A4tANUAL

@ C-REFUELING D-MANUAL SCRAM C-Atfl'UMATIC SCBAM D-REGULAWHY RESTRICTION g E-OPDIAWR TRAINING AND LICENSE EXAMINATION F-AININISTRATIVE U G-OPERATIONAL ERBON (EXPLAIN)

H-0 theft