ML19210A796

Monthly Operating Rept for Sept 1977

ML19210A796
Person / Time
Site:	Three Mile Island
Issue date:	10/03/1977
From:	Potts W METROPOLITAN EDISON CO.
To:
Shared Package
ML19210A795	List: ML19210A794 ML19210A796
References
NUDOCS 7910310681
Download: ML19210A796 (5)

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/. .liA( M l'A l 1,Y titil t* l t usti 1,x DOCKET No. 50-289 UNIT IMI-l DATE octcber 3.1977 CCMPIETED BY W. E. Potts TEL. NO. 215 020-3601, Ext. 11h MCNTH September DAY AVERAGE DAILY PCWER LEVEL (We-Net) DAY AVERAGE DAILY PCWER Ir/EL(We-ht '

755 21 -21 1

750 22 -19 2

75h 23 -23 3

759 2h ho h

753 13 5 25 750 hh 6 26 759 27 189 7

760 28 699 8

70 783 9 29 755 780 10 _

30 762 31 11 12 767 758 13 1h 733 275 15 137 16

-15 17 18

-17 19

-23 15m] 077

-23 20 7910810 h/

at..~ ,, t h..

UNIT SHiJ1'uG.I. 3 kid POvut

• IStARY: -

y On 9/15/77 at 2300 power **

(T. Unit I ran at 100% power for the first 15 days of +he month. 1 DOCKET !!O.

, reduced to 50% for main condenser tube cleaning. On 9/16/77 at 14:15 high condactivity - '

On ,.>'

u detected in the secondary side of the steam generator and the unit was shut down.On 9/2 6/77 at 1 , , ,

'18/TT at 1200 an H.C. pump motor malfunctioned thus extending the outage. blem.

3114 while starting up the main turbine the turbine tripped due to a generator ground pro DATE Octnt... ,

i 9/27/77 the unit was placed back on lirie and ran at 1005 power for the remainder of the month.  %

C mPLETED BY ]. E. Pott:

TEL. NO. 215-REPORT M0flT!I September METilW OF SIIUTTING DOWN TYPE DURATIffl TIIE REACTW OR F-FORCED COMMEN'IU REASON (1) REDUCING POWER (2)

0. DATE S-SCllEDULED (11001C) 1 Reduced power to 505 for main condense - c.

B

. 9/15/TT S 1

!!igh conductivity in secondary side of 3:ct F 261.0 G, A the initial reason for outage. The cu yt 6 9/16/77 to a R.C. pump motor malfuncticn. The cut-further due to a main turbine trip reeu'_ i:

ground problem.

O (1) REASGl: (2l A-EQUIPMENT FAIIURE (EXPIAIN)

B-MAI!3T. OR TEST C

w C-REFUELING D-REGUIATORY RESTRICTICN CD E-OPERATOR TRAINING A'D O LICFNSE EXAMI!!ATIC':i CO F- ADMINSTRATIVE G-OPERATIOt!AL ERROR (EPIAIU)

Il- OrilER (EXPIAIN) l

sg

11. 77, niwu Tg[it nicI[ 'h , T(. Omo

1~. REP WTING PEHIOD:

GROSS HOURS IN REP GTING PERICD: 720 MAX. DEFEND. CAPACITY (bide-Net) I9I

2. CURPINTLY AU"'HCRIZED POTER LEVEL IWt 2535

3. 819 DESIGN ELECTRICAL RATING (!Ge-net)

k. N/A POWER EVEL TO WHICH RESTRICTED (IF /diY):

5 REASCNS FOR PISTRICTIONS (IF /di!):

THIS CU!!UIATIVE MCUTH YR-TO-DATE TO DATE 513.2 5002.5 2085h.3

5. NUMBER CF HCUPS REACTOR WAS CRITICAL ...

REACTOR RESERVE SHUTDOWN HOURS 67.3 230 838.5 6.. ......

h59.0 h888.h 20396.8

7. HOURS GENEPATCR CH-LINE . . ........

0 0 0

8. UNIT RESERVE SHUTDOWN HOURS . . . . . . ..

. 109755h 12122978 ' h9880853 9 GECSS THERMAL ENERGY GENERATED (INH) .

3hhhh3 30726ho 166h5h27

10. GRCSS EECTRICAL E'IERGY GENEPATED (!GH) .

11. NET EECTRICAL ENERGY GENER;GED (M4H) . . 316088 3720878 15575838

12. REACTOR SERVICE FACTOR .......... 71.35 76.h5 '7.25 REACTOR AVAILABILITY FACTOR . . 83.h% 79.05 80.35

13. ......

14 UNIT SERVICE FACTOR , ........... 63.8% '7h.6% 75.5%

UNIT AVAILABILITY FACTOR ......... 63.8% Th.6% 75.55 15 55.h5 71.7% 72.8%

16. UNIT CAPACITY FACTCR (USING MDC) .....

60.h5 70.h5 "17. UNIT CAPACITY FACTOR (USING DESIGN MWe-net) 53. 4 5.1% 6.1%

18. FORCED OUTAGE RATE ........................ 36.3%

19 SHUTDOiNS SCHEDULED TO BEGIN IN NEXT 6 MCUTHS (STATE TYPE, DATE AND DURA *ICN OF EACH):

Refueling. March 18, 1978, 6 weeks 20 IF SHUTDCWN AT END CF REPCRT PERICD, ESTIMATED DATE CF STARTJP:

21 UNITS IN TEST STA"TJS (PEIG TO COMMERCIAL OPEPATIC3): NOT APPLICA3LE 1%9 099