ML20065J712

Monthly Operating Repts for Aug 1990 for Braidwood Nuclear Power Station

ML20065J712
Person / Time
Site:	Braidwood
Issue date:	08/31/1990
From:	Dundek K, Kofron K COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BW-90-0911, BW-90-911, NUDOCS 9011140144
Download: ML20065J712 (14)

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• Commonwrith Ediso[ " *O' '

• Braldwood Nuctritt Powir St: tion - .

l I=V Rout) 01, Box 84 Braceville, Illinois 60407 '.

'e Telephone 815/458-2801 -- ,,

n September 10 fl990-BW/90-0911 s ,

Director,.0ffice-of Resource Management .

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United: States Nuclear Regulatory Commission .

Hashington, D'.C. 20555-ATTN: Document Con'. 1 Desk-Gentlemen:

' Enclosed for your information51s the Monthly Performance

. Report covering Braidwood Nuclear' Power Station,for'the period August I through August 31, 1990.-

Very truly yours.

K..L.- f n' Station sc9 aer-Braidwood Nucie d Ct: tion-KLK/EHC/sjs-(4957z)

Attachments-cc: A. B. Davis, NRC..Regi.on III.

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NRC Resident Inspector Braidwood Ill. Dept..of Nuclear Safety:-

M. J. Hallace.

K. L. Graesser T. J. Kovach>

' Nuclear Fuel Services, PHR Plant Support INPO Records Center . .. . .

Performance Monitoring Group, Tech Staff Braidwood Station Nuclear Group Tech Staff Braidwood Station-m S. Sands - USNRC S. C.'Hunsader D.R. Eggett-Nuclear Engineering'. Department-1 d.' q .

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BRAIDHOOD NUCLEAR POWER STATION' [

UNIT 1 AND UNIT 2

-MONTHLY PERFORMANCE. REPORT- ,

COMMONWEALTH EDISON COMPANY.-

NRC DOCKET.NO. 050-456,l LICENSE NO. NPF-72~

NRC DOCKET NO. 050-457,. LICENSE NO.:NPF-77f a

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I. Monthly Report for Braidwoo'd-Unit.1 A.- . Summarv of Ooeratina Exoeriengt Braidwood Unit 1 entered the month at approximately 95%'

reactor power. . The unit'. entered a forced: outage on

. August 3, 1990 to. repair al failed Essential Service Hater::

discharge check valve. The unit..was returned to service-on. August 14, 1990 and continued; power operation through>

the end of the month.- '

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q B. OPERATING DATA REPORT ' DOCKET NO.: 50-456-UNIT: Braidwood?1-  ;

DATE: 09/10/90 . -!

COMPILED BY: K.~H. Dundek

, TELEPHONE:-- (815)458-2801 ext. 2480 OPERATING STATUS i

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1. Reporting Period: ' August, 1990 ' Gross Hours: 744-

2. Currently Authorized Power Level (HHt): 3411 Design Electrical Rating (HHe-gross): '

1175 Design Electrical- Rating (HHe-net): 1120-Max Dependable Capacity (HHe-gross): 1175 .l Hax Dependable Capacity (HHe-net): 1120

3. Power level' to which restricted (If An'y):= None '

4. Reasons for restriction (If Any):- None- )

THIS MONTH--YR TO DATE CUMULATIVE- 1

5. Report period Hours: 744 , 5831~ 18320- If

6. Hours Reactor' Critical: 486 5525.9' 14623.1-~ j

7. RX Reserve Shutdown Hours: 0.0 0.0- 0.0 j

8. Hours Generator on Line: 477.4' 5496-6'. '14346'2 .

9 .' Unit Reserve Shutdown. Hours:- 0.0 - 0.D -0.0

10. Gross Thermal Energy (HHH):- 1452506' -17499770- 42302978'

11. Gross Elec. Energy (HHH): y_494902 6059856' '14539923'

12. Net Elec. Energy (HHH): 471073 5829901' -13887072

13. Reactor Service-Factor: 65.3 ' 9 4 .' 8 - -79.8

14. Reactor Availability Factor:- 65.3 94.0 79.8

15. Unit Service Factor: 64:2- 94.3- 78.3

16. Unit Availability Factor: 64.2- '94.3 7 8 '. 3 --

17. Unit' Capacity Factor _(HDC net): 56.5 89.3- 67.7

18. Unit Capacity Factor (DER net): 56.5 89.3 67.7

19. Unit Forced Outage Rate:- 35.8 ~ 5.7 5 ^. 5 20.- Unit Forced Outage Hours: 266.6 334.4 4 834.7-

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21. Shutdowns Scheduled Over Next 6 Honths: None

22. If Shutdown at End -of Report Period, Estimated Date of Startup:

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C. AVERAGE DAILY UNIT NET POWER LEVEt, LQG DOCKET NO.: 50-456: [

UNIT::._Braidwood 1; ,

DATE: 09/10/90:

COMPILED' BY:: . K. M. Dundek .

TELEPHONE: (815)458-2801- S

. ext. 2480l '

MONTH: August, 1990_ .

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3. 8 19, 1109  :!

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6. 22. 1034 J

7. - 14 '23. 1033

8. - 14 24.< '1024-

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10. - 14 26. ' :967-..

11. - 14 27. 1093

12. - 15 228.m 1109-i

13. - 15 29.. 1103 J

14. 147 30'. . 1052  ;

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15. 788 31. . 1038 >

16. 1051 INSTRUCTIONS On this form list the average daily. unit power level-in MHe-Net'for each

'i

. day-in the reporting' month. Compute;to the nearest whole megawatt.

These figures will- be usedLto plot:a-graph 'for each reporting month.

l Note that when. maximum dependable capacity 1s-used.for.the net electrical  ;

rating of the unit there:may be~ occasions when the daily average power; level exceeds the.100% line (or- the restricted power level .line). -In such cases the' average daily unit power output sheet should be footnoted to explain the apparent anomaly.

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D. UNIT SHUTDOHNS/ REDUCTIONS DOCKET NO.: 50-456 .

UNIT: Braidwood 1 DATE: 09/10/90 COMPILED BY: K. M. Dundek.

TELEPHONE: (815)458-2801 ext. 2480 REPORT PERIOD: August, 1990 No DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT CAUSE & CORRECTIVE ACTION T0. PREVENT RECURRENCE 3 900803 F 266.6 A 1 90-011 BI ISV Failure of IA ' essential service water discharge check valve. Valve was repaired and/or replaced in part.

SUMMARY

-TYPE -REASON ,_. METH00 SYSTEM & COMPONENT

~F-Forced .. A-Equipment Failure Maint.or Test. 1 - Manual Exhibit F & H-LS-Scheduled- 'B-Maint or Test 2 - Manual Scram -Instructions for Preparatien of.

C-Refueling 3 - Auto Scram Data Entry Sheet D-Regulatory-Restriction- 4 - Continued Licensee Event Report '

E-Operator Training & License Examination 5 - Reduced Load (LER) File (NOREG-0161)

F-Administration 9 - Other

-G-Oper Error H-Other (4957z/6) l-

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E. -UNIOUE REPORTING REOUIREMENTS - Unit 1 ..

1. . Safety / Relief valve operations.

VALVES NO &~ TYPE PLANT --DESCRIPTION QA_If ACTUATED ACTUATION CONDITION OF EVENT None

2. .Licenseefgenerated changes 'to 00CM.- .-

None r- -

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-F. LICENSEE' EVENT REPORTS'- UNIT 1E The following is a tabular summary'ofla11f LicenseeLEvent Reports submitted during the reporting period. August 1cthrough August 31, 1990b This information is provided pursuant to the reportable occurrence" reporting requirements as set forth in-10 CFR.50.73.

Licensee Event Report .

Agport Number' Qaig ' Title of Occurrence-90-010 08-08-90 .Containm'entVentilationsignal?and L.C.0. 3.0.3: entry from de-energizing 4KV.ESF; bus-to rack

-out failed breaker.90-011 08-31-90 . Unit shutdown-due:to failed

> discharge check valve on~the 1Al essential-service water-pump.:

90-012 08-31-90' ,18 safety. injection accumulator, lA .and IB residuaitheat removal-

. pumps declared: inoperable due to a small, weld crack in a 3/4 inch test-line.

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, . . .. a I .: Monthly, Report for Braidwood Unit 2 >

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A.- l Summary of Ooeratina Exoerience Braidwood Unit 2 operated ' routinely'in August with noi outages or significant power reductions.: ,

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B. OPERATING DATA REPORT DOCKET NO.: 50-457 .

I UNIT:- Braidwood 2' .i DATE: 09/10/90 COMPILED BY: K. M.'Dundek TELEPHONE: (815)458-2801 ext. 2480 OPERATING STATUS

1. Reporting Period: August, 1990 Gross Hours: 744

2. Currently _ Authorized Power Level (MHt):: 3411~

Design Electrical Rating (MWe-gross): 1175 Design Electrical Rating (MHe-net):, 1120' Max Dependable Capacity (MHe-gross): 1175-Max Dependable-Capacity (MHe-net): 1120 i

3. Power level to which restricted (If Any): _ None; l

4. Reasons for' restriction (If Any): None  !

THIS MONTH YR TO DATE CUMULATIVE l

5. Report period Hours:- 744- 5831 16402 l

6. Hours Reactor Critical:- 744~ 3975.2 13110.5' 1

7. RX Reserve Shutdown Hours: 0.0 0.0- 0.0

8. , Hours Generator on Line:- 744 3921.1 12982;2-

9. Unit Reserve' Shutdown Hours:- 0.0 0.0 '0.0

10. Gross Thermal Energy (MHH): _2151032 10174372 36015330

11. Gross Elec. Energy (MHH): '839646: '3433658 12325046

12. Net Elec. Energy (MHH): 806907~ 3253652 11746627

13. Reactor Service Factor: 100 ,# l -79.9- l

14. Reactor Availability Factor: 100' 6m.2 79.9 .

15. Unit Service Factor: 100' 67.3 79.2

16. Unit Availability Factor: 100 67.3 79.2

17. Unit Capacity Factor (MDC net): 96.8- '49i8- 63 d '

18. Unit Capacity Factor (DER' net):' 96.8 49.8 63.9

19. Unit Forced Outage Rate: 0 3.6 4. 5 -

20. Unit Forced Outage Hours: 0 147.9; '613;6- -

21. Shutdowns Scheduled Over Next 6-Months: None

22. If Shutdown at End of Report Period, Estimated Date of Startup: "

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'C. AVERAGE DAILY UNIT NET' POWER LEVEL LOG  : DOCKET NOL: 50-457 .

UNIT:?-Braidwood'2-- i DATE: 09/10/90- ..

COMPILED-BY:- K. M. Dundek: 1 TELEPHONE:: (815)458-2801'<  ;

ext 12480 j MONTH: August,1990

1. 1120 l17. 1094-

2. 1119^ 18. ,

1118 j 3, 1099- 19.; .. '1107- T m

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1114 ~1063 5, 1118 21. __ 1109' i t

6. 1120' 22, 1054 ,

7. -1071~ '23.- '1053' .

8, 1084 24, 1062-9, 1118 25.~ 1 1111

10. 1082 .26, 1059-11, 1101 27. t 1111 Lj

12. 886 28.- 1110'

13. 1042 '29.. 1107 i

14. _ lill 30. - '1014'

15. '1113 '31. 10193 ._-

16. 1116 INSTRUCTIONS I On this form list the average daily unit power level:in MHe-Net for each day in the reporting month. Compute to the' nearest whole megawatt.

These figures will be used to plot a' graph forieach reporting month, t Note that when maximum dependable.-capacity is used for:the ' net electrical-rating of the unit there.may be.: occasions when:the daily average power -

level exceeds the~ 100% line (or the restricted power level line). ;In s '

such cases the average daily unit power-output sheet shouid be footnoted:

to explain-the apparent anomaly.

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^ D. UNIT SHUTDOHNS/REDUCT_IANS DOCKET NO.: 50-457 -

UNIT: Braidwood 2 DATE: 09/10/90 COMPILED BY: K. M. Dundek-TELEPHONE: (815)458-2801 ext. 2480'

. REPORT PERIOD: -August, 1990 No~ DATE TYPE HOURS REASON METHOD LER NUMBER SYSTEM COMPONENT CAUSE & CORRECTIVE ACTION TO PREVENT RECURRENCE None

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SUMMARY

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' TYPE REASON- METH00 SYSTEM & COMPONENT

-F-Forced . A-Equipment' Failure Maint or Test Manual Exhibit F & H S-Scheduled B-Maint or Test. 2 - Manual Scram Instructions for Preparation of C-Refueling 3 - Auto Scram. Data Entry Sheet D-Regulatory Restriction 4 - Continued.. Licensee Event Report 't E-Operator Training & License Examination 5 -' Reduced Load (LER) File (NUREG-0161)

F-Administration ~9 - Other G-Oper Error H-Other (4957z/12)

r E. UNIOUE REPORTING REOUIREMENTS - UNIT 2 ...- .

1. Safety / Relief valve operations.

VALVES NO & TYPE PLANT DESCRIPTION-DATE ACTUATED ACTUATION CONDITION OF EVENT .

None J

2. Licensee generated changes to 00CM.

-None

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F. LICENSEE-EVENT REPORTS - UNIT 2:

The following is a tabular summary'of all Licensee Event Reports submitted during the reporting period, August 1 through: August 31, 1990.'-

This information is provided pursuant to the reportable. occurrence l reporting requirements as set ~forth infl0 CFR 50.73.

'l Licensee Event Report' .

Report Number-- -QAlt- Title of Occurrence f 90-011 LO8-29-90 -Containment VentilationLisolation. r signal due to spurious spikingEfrom.  ;

2RE-ARC!2 as a ~ result: of component, ~

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