ML20137B616

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Monthly Operating Rept for Feb 1978
ML20137B616
Person / Time
Site: Haddam Neck File:Connecticut Yankee Atomic Power Co icon.png
Issue date: 02/28/1978
From: Graves R, Wong H
CONNECTICUT YANKEE ATOMIC POWER CO.
To: Volgenau E
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
Shared Package
ML20137B401 List:
References
FOIA-85-723 CYH-77-067, CYH-77-67, NUDOCS 8511260311
Download: ML20137B616 (10)
v • d • e


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CONNECTICUT YANKEE ATOMIC POWER COMPANY HADDAM NECK PLANT HADDAM, CONNECTICUT 4

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1 MONTHLY OPERATING REPORT NO. 78-2 FOR THE MONTil 0F FEBRUARY, 1978 8511260311 851119 PDR FOIA PR D

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. l PIANT OPERATIONS The following is a chronological description of plant operations for the month of February, 1978.

2-8 Backwashed "C" condenser waterbox.

2-9 Charged air to containment.

2-13 Plant was taken off line at 1953 hours0.0226 days <br />0.543 hours <br />0.00323 weeks <br />7.431165e-4 months <br /> to repair baffle plates in the moisture separators ("A" "D")

and to make a balance move on the turbine generator.

2-15 Plant was back on line at 1402 hours0.0162 days <br />0.389 hours <br />0.00232 weeks <br />5.33461e-4 months <br /> however, becuase of problems with shifting the power supply to bus 1-1-B (Reac tor Coolant Pumps) load was held to 10% until 1935 hours0.0224 days <br />0.538 hours <br />0.0032 weeks <br />7.362675e-4 months <br />.

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5 OPERATING DATA REPORT 4

DOCKETNO 50-213 DATE 3-7-78 CO3tPLETED in lieten Wong

! TELErilONE UO3) 267-2556 3

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! OPER ATING ST \ TUS Conn. Yankee lladdam Neck N05

  • I. Unit Name:

Februarv, 1978 l

) 2. Reporting Penod.

1825  !

. 3. Licensed Thermal Power i3the n:

i 600.3  ;

4. Nameplate Ratin;iGross 5the 5 6
5. Design Electrical Rating iNet \lh e t. - '
6. Slasimum Dependable Capacity iGross \lhen: 577 l

". .\tasimum Dependable Capacity eNet \lhet:

550 t S. If Chan;es Occur in Capacity Ratings e tiems Number 3 Through 71 Since Laat Report. Gne Reasons-l i

i None 9, Power Leiel To hhich Restricted. If Anv tNet SlWei.

10. Reasons For Restnctions. If Any i None 4

1 This Stonth Yr. to.Date Cun.ulatis e t

j i1. Hours in Reporting Pc iod 672.0 _1_, 4_16 . 0 89,088.0 f

! 12. Number Of Hours Reactor has Critical 672.0 1,365.8 76,403.1 l 13. Reactor Resene Shut. lown Hours 0.0 32.2 789.9

14. Hours Generator On.Line 629.9 1,278.0 72,325.4 .

I 15. Unit Resene Shutdown flours 0.0 0.0 0.0

16. Gross Thermal Ener;y Generated Olk Hi 1.128,610.0 2.243.178.0 124,065,737.1

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17 Gross Electrica! Energy Generated OthHi 372,935.0 ,,, 740,274.0 40,834,573.0 355,791.5 704,702.5 38,832,164.5

18. Net Electrical Energy Generated i5th He
19. Unit Senice Factor 93.7 90.3 81.2
20. Unit Asailability Faeto, 93.7 92.5 82.1 l
21. Unit Capacity Factor itsine \lDC Nets 96.3 90.5 80.9
22. Unit Capacity Factar eLustg DER Net, 92.1 86.6 74.8 3
23. Unit Forced Outage Rate 6.5 9.5 83
24. Shutdowns Scheduled Oser Nest 6 \lonths Ty pe.Date.and Durasmn of Eaehe:

None l

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1 2$. If 5 hut Down 4: End Of Report Period. Estimated Date of Startup N/A

26. Units in Test Status Pnor to Commercial Operations Forecast wheesed INITI \ L CRITIC A LITY (Not Required) l INITI \ L ELEC f RICITY Cosl\lERCI \L OPER \ TION I

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DCCKET NO.

50-213 .-

tlNITSilull>0WNS ANDl'OWER REDUCTIONS UNil NA4tE Conn. Yankee-Hadda::: Neck 1

'. COnli'l FRi IIATE Maren 1, 1978 11 'M c -

REPOR I hlON ill February, 1978 _

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4.1 Rewelded baffic plates in the i: 5 78-02-13 F B 1

, 78-02-14 24.0 moisture separators i

78-02-15 14.0 s

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f or Prepassioni nt Data S AI. lufcil A 1.luipnier.1 1:ailuee ll; ' in) l -klJnual It-klaintenanice .o les 2 hianual Scrani. I.nti> St.ccis fin I iseinse

1. Autonutic Eram. I sent Rep.no il I RII stc IN!!RI G-i Retuelnig 44 )llici ll.xplain t til til l II Rcrulat.n> Resteisinni I lll*(taiot liassitti)* A I I.t'li%c l %JilllllJIIHf t '*

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o AVERAGE D AILY UNIT POhER LEVEL DOCKET NO. 50-213

' t,onn. Yuuice t; NIT lla<!< lam Neck DATE } larch 1, 1978 COMPLETED BY IICIC" k'0" R TELEPIIONE (203) 267-2556 k

February, 1978 MONT11 l

DAY AVERAGE D AILY P0hER LEVEL DAY AVERAGE D AILY POhER LEVEL

, s MWe-Net s I Mwe-Neg i 1 578.4 -

577.8 1 2 579.0 g 580.5 3 579.5 39 580.7 4 578.8 :o 579.9 ,

5 578.3 2: 579.1 6 578.5  :: 579.3 7 579.5 ;3 579.7 l1 8 579.4 24 581.3 9 578.9 25 582.9 S 10 578.4 26 582.4 ll 578.4 - 580.8 -

l 12 579.1 :g 580.7 l

13 433.3 ,,

l I4 0.0 f 30 15 37.1 3, 16 556.0 i

INSTRUCTIONS On this r'ormat int the ottr;c ja:n nr.it .*. wer fe.cl ;n \lWe Net t r ca.h J4. .r. :Se en. **m; - a th. t :r.: .: . -

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EttLG1 d r e.L ia L r r.t.c n t i x.3 SYSTEM CN CORRECTIVE ACTION TAKEN TO PROVIDE OR MALFUNCTION SAFE TAKEN TO PREVENT FOR REACTOR SAFETY COMPONENT CAUSE RESULT OPERATION REPETITION DURINC REPAIR Mak,up mode selector Faulty Star- Sloppy switch None Rdplaced starwheel None cwitch (CVCS System) wheel actuation

..2/24/78 Unknown Signal drifted None Calibrated Channel 2 None Prc4surizer Pressure 1% high Chrnnel 2 I/27/78 Failed Zener Full power meter None Replaced zener diode None - 3 channels Pow;r Range. Diode (-6.2v Channel 31 available Chtnn21 31 D.C.) failed low

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CONNECTICUT YANKEE CilDtISTRY DATA FOR MO:IT!! OF February, 1978 Reactor Coolant Annlysis Mininun Average Maxinun Ph @ 250C( 2.OE-01) 6.20 E400 6.40 E+00 6.50 E+00 Conductivity, unhos/en( 25) 9.70 E+00 1. 73 E+01 1.95 E401 l Chlorides, vnn( 7.OE-02) < 3.00 E-02 < 3.00 E-02 < 3.00 E-02 Dissolved Oxycen, unb (tS.OE+00) 0.00 E+00 0.00 E+00 0.00 E+00 Boron, ppn ( 25) 9.61 E+02 1.09 E+03 1.29 E+03 Lithium, non ( 55) 1.20 E+00 1.54 E+00 1.80 E+00 Oross Decassed Act. ,uci/n1( 2,OE-02) 6.61 E-01 1.23 E+00 1.35 E+00 Todine-131,uci/m1( 35) 4.32 E-02 8.79 E-02 2.40 E-01

I-1-31/I-133 Ratio 2.77 E+00 3.48 E+00 3.80 E+00 Crud, ng/1( 1.OE-02) 9.00 E-03 1.62 E-02 2.90 E-02 Tritium, pCi/n1( 5.OE '02) 2.18 E+00 3.38 E+00 5.56 E+00 Hydrogen,ec/kg(!2.OE+00) 1.70 E+01 3.14 E+01 4.22 E+01 Aerated liquid vaste processed
2.03 E+04 gallons Waste liquid processed through Boron Recovery System: 3.10 E+04 gallons Average primary plant leak rate: .2217 cpm I

Primary to secondary leak rate: 0.00 E+00 gpm h

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REFUEL.1::G l!:TOMT10!! RECUEST

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Name of facility.

.v 2. 5cheduled date for next refueling shutdown. ,

4 v 3. Scheduled date for res, tart following refueling.

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Wi11' refueling or resumptien of c:eration thereafter require a

' ', 4 . - technical specification char.ga or other license amendrent.

If answer is yes, what, in ceneral, will these be? ,

- If answer is no, has the rel:ad fuel design and core configurati:n been revieued by 'vcur Plant safsty Review Cce:nittee to deter-.ine

whether any unrevicued safety cues-ions are associated with the l

' core' reload (Ref.10 CFR Secti:n 50.59)?

    • If no such review has taken place, when is it scheduled?

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Scheduled date(s) fer sub:aitting prcpos'ad .. ...,

licensing action and

..,...r...supportir.g $aforrati:n. . . . . . .

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6. Important licensing c:nsiderati:ns associated with refueling, e.g., new or different fuel design or supplier, unrevie.ved .

new operating precedures.

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) 7. The nutber of fuel assemblies (a) in the core and (b) in the

. spent fuel storage pool.

8. The present licensed scent fuel peo1 storage capacity and the

~ ,.  :*:: $f any increase in lice. sed storage capacity that has been requested or is piar.ned, ~in nu :er of fuel asserolics, .

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9. The projected date of the last refueling that can be discharged r

to the spent fuel pool asser.ing the present licensed capacity. -

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REFUELING INFORMATION REQUEST

1. Connecticut Yankee Atomic Power Company
2. 1-20-79
3. Six weeks from 1-20-79
4. No, since the plant cycle is independent Technical Specification changes aren't required.
5. There are no scheduled dates because of (4) above.
6. None
7. (a) 157 (b) 288
8. (a) 672 (b) 1168

, ' 9. 1994 or 1995 a, ..

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CONNECTICUT YANKEE ATOMIC POWER COMPANY

\[ HADDAM NECK PLANT RR c l. 00X 127E, EAST H AMPTON. CONN. 06424 1

i March 7, 1978 i CYli-77-067 Docket No. 50-213 Director, Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission Washington, D. C. 20555 ATTENTION: Mr. Ernest Volgenau e

Dear Sir:

In accordance with reporting requirements the Connecticut Yankee Haddam Neck Monthly Operating Report 78-2, covering operations for the period of February 1, 1978 to February 28, 1978 is j hereby forwarded.

Very truly yours, R.11. Graves Plant Superintendent l

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Enclosures (6) i' cc
(1) Director,- Region I Division of Inspection & Enforcement

, U. S. Nuclear Regulatory Commission 631 Park Avenue

, King of Prussia, Pa. 19406 i

(2) Dire: tor, Office of Management Information and Program Control

- U. S. Nucicar Regulatory Commission Washington, D. C. 20555 i

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