ML20137C358

Monthly Operating Rept for Dec 1985

ML20137C358
Person / Time
Site:	Kewaunee
Issue date:	12/31/1985
From:	Hintz D, Ruiter G WISCONSIN PUBLIC SERVICE CORP.
To:	NRC OFFICE OF ADMINISTRATION (ADM), NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
References
CON-NRC-86-05, CON-NRC-86-5 NUDOCS 8601160293
Download: ML20137C358 (5)

Text

x DOCKET 50-305 KEWAUNEE NUCLEAR POSEE PLANT

SUMMARY

OF OPERATING EXPERIENCE Cecember, 1985 OPERATIONS: On Cecember 8, unit load was reduced to 390 MWE gross for the monthly turbine stop and governor valve test. The unit was returned to full power the same day.

On December 12, an instrument bus failure resulted in a reactor trip when the feedwater regulating valve powered from- the failed bus went to its failed shut position. The unit was returned to operation the same day.

1 A IN TEN A NC E: Adjusted controls for a Diesel Generator ventilation system to eliminate D/G high temperature alarms.

Feplaced a detective gauge on a Doric Acid pump.

Feplaced a defective Diesel' Generator-cil cooling coil.

Inspected limitorqile wiring and replaced as required on sevcral valves..

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8601160293 851231 '

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PDR ADOCK 05000305 R PDR I I 1

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A Y.E R A'G E D.A I L Y UNIT POW ER .L E V E L-DOCKET No- 50-305 UNIT- KEWADNEE COMPLETED BY- G. H. FUITER TELEPHONE- 414-388-2560 X225 REPORT MONIH DECEMBER,.1985 AVERAGE DAILY DAY PCWEB LEVEL (M W E-N ET) 1 526 2 530 3 526 4 526 5 526 6 526 7 526 8 505 9 521 10 526-11 521 12 145 13 349 14 521 15 521 16 526 17 526 18 521 19 521 20 522 21 522 22 522

. 23 521 24 521 25 521 26 522 27 521

? 53 521 29 521 521

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30 31 521 1

4 U N I T S 11 0' 1 D O W N S A N D PO E EE 8 1D0C1ICNS

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DOCHE1 NO: 50-3C5 DNIT NAME: Kewaunee DATE: January 2, 1986-COMPLETED Bf: G. H. Ruiter 1EL EP110N E : 414-388-25t0 x225 ,

1 REPOPY MON 1H - DECEMDER,1985

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No. I ;DAFR IFY?E IDus.AFIDNIDFASONIMET!!ODI

LER NUMBER ISTS I COMPONENT I C C M 8t E N1 S I

. +-  ; -+  ; t  :

I I I l l l l I -4 1 I i7 112/12/651 l' 1 d. 5 l A l 3 1 d 5-023 i ED 1 INS 18U I I1 7. An Instrument power Luc tailure Mainresulted in a Control loss of II g g g g g g i 1 g g i a 3

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i I control to the Foedwater g g i i g g g i

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I valve for one steam generator, causing the - I g

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l valve to fail 4 reactor tripshut.

cm lowThis condition stems resulted generator levellaI i g i g i l i l i I

coincident with steam flow greater than i 1 1 I I i 1 1 I I feedwater flow.

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'l I i l i l I I i 1 I i 1 l l I 1 1 1 1 I I i i e-1 1 3- 1 I I l- 1 I I a I i 1 1 I I I I I I l 4 I I i 1 1 I I I I e.

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. TYPE E E AH.5 .1 ETiiO D SYSTEM & COMPONEDI CCDES ,

7: Fo rceil A- Eq u i p m en t- f ailure' (Explain) 1-Manual from NOREG-C161 S: Schmla te 1 E-itantenance er test 2-Manual Scram C-E<ttuelang .

3-Automatic Scram L-Soyulatory restriction 4-Continuations E-cpct stor Tra ining 4. License Framination 5-Load Beductions F - A lc a n in t r.s t i ve 9-Other G-Cpe r.it ion.n l trror ( E x t-l a i n) 3

!!-Ctur liuplJin)

s O PE9 AT I N G DA T A REPOE 1 ^

DOCXE! NC- 50-305 OPER ATI N G COMPLETED BY- G. H. EUITER 3 7 A T 13 S TELEPh0NE- 414-336-2560 1225 [

1 UNIT NAME XEJAUhRE **********************************************

2 ' REPORTING P ERIO D DECEMUER, 1985

• NC183 NCNE

• 3 LICENSED Til8RMAL TO W C tt (5 w r) 1650 *

• j 4 N AMEPLATE R ATING (dtOSS M WE) 560

• 5 DESIGN BLLCTRICAL RATING (NEI 9 h r) 535

• e G MAXIMUM DEP MNDA DLE CAPACITY . (GDOSS M WE) 529 *

. 7 3 AII.10M DEP3NI'A BLE CAPACI1 Y (NFT EdE) 503 **********************************************

.8 IF CH ANGES OCCUR IW CAPACITY FATINGS (ITFMS NUMaER 3 Titac0Gli 7) SINCE LAST REPORT, GIVE DEASONS Mo ne 9 POWER LFVEL 70 NiiICil IESThlCTID, IF ANY l NET Mb d) None 10 NEASONS FUL # EJ Th TC fI ON S, It ANY d

TilIS MONTH YB-TC-DATE CUMULATIVE 11 HOURS IN h" PORTING PKisICD 744 8760 1012C9 12 NUMDER OF HOURS ilEAC1CR LAS CFITICAL 740.2 7266.5 86017.0 13 2EACTOE REstP VS Sl!U1DOW N huubS 0.0 0. 0 2330.5

.1% HOU RS 'GR A EL A rok C N-LIN F 735.5 7214.8 84555.5 ,

15 UNIT L3SEPVE SUTDCWN l LOUR 5 0.0 0. 0 - 10.0 16 GROSS TilERN AL ENCTGY GENERATEE (PWH) 1181301 11649708' 132716832

~17 JROSS ELECTRICAL ENEPGY GENERATED (MWH) 391300 '38u1200 43738500 i

ils -NET EL7Cf FIC AL IN EPGl GtX'# AT FD :(MWil) 3755c5 3699176 41641212 19 UNIT S ERVICS FA C'fC1 98.9 82.4 83.6 20 U3II' AVAILABILITY /AC70h 98.9 82.4 83.5

~21 UNIT CAP ACI ff F ACTOR - (USING . MEC NET) 100.3 84.0. 79.5 22 DNIT CAPACI'O FAC10P (USING DfR NET) 94.3_ 78.9 76.9 23 UNIT F03CT:a . OU f Ad f . H AT E 1.1 0.( 3.3 24 SilUTb04dS SC!!r:DULF1 OY'EL NEh ? 6 MONTHS (TYPE, DATE, AND DURATION OF EACH)

.;Motuoling outago of 6-Week duration is scheduled to start February 28, 1986.

' 25 IP Sil0T DOW.1 Al'END OF-n*IchT PEl~AOD, ESTIMATED DATE Of STARTUP - N/A

, . . NRC-86-05 I

WISCONSIN PUBLIC SERVICE CORPORATION i

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l January 10, 1986 Director, Office of Inspection and Enforcement Attention Document Control Desk U. S. Nuclear Regulatory Commission Washington, D.C. 20555 Gentlemen:

Docket 50-305 Operating License DPR-43 Kewaunee Nuclear Power Plant Monthly Operating Report The narrative " Summary of Operating Experience" and completed forms covering plant and component availability for the Kewaunee Nuclear Power Plant for December 1985 are enclosed in accordance with Technical Specification 6.9.1(c).

Very truly yours,

b. 4 D. C. Hintz Manager - Nuclear Power WRC/js Enc.

cc - Mr. J. G. Keppler, Reg Adm '

US NRC - Reglon III Mr. Robert Nelson, NRC Sr Resident Inspector RR #1, Box 999, Kewaunee, WI 54216 ,

Mr. George Lear, PWR Project Directorate-1 US NRC, Washington, DC 20555 INP0 Records Center, Suite 1500, 1100 Circle 75 Parkway, bf Atlanta, GA 30339 '

600 North Adams

• P.O. Box 19002

• Green Bay, WI 54307-9002 t

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