ML20106D737

Monthly Operating Repts for Sept 1992 for Braidwood Nuclear Power Station Units 1 & 2

ML20106D737
Person / Time
Site:	Braidwood
Issue date:	09/30/1992
From:	Kofron K, Stanczak P COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BW-92-0516, BW-92-516, NUDOCS 9210130386
Download: ML20106D737 (14)

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October 10,1992 BW/92-0516 Director, Off;ce of Resource Management United States Nuclear Regulatory Commission Washington, D.C. 20555 ATTN: Document Control Desk Gentlemen:

Enclosed for your information is the Monthly Performance Report covering Braldwood Nuclear Power Station for the period September 1 through September 30,1992.

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Station Manager Braidwood Nuclear Station KLK JL:dla 638/ZD85G Attachments cc:

A. B. Davis. NRC, Region lli NRC Resident inspector Braidwood Ill. Cept. of Nuclear Safety M. J. Wallace E. D. Eenigenburg T.J.Kovach Nuclear Fuel Services, PWR Plant Sepport INPO Records Center Performance Monitoring Group, Tech Staff Braldwood Station Nuclear Group, Tech Staff Braidwood Station R. Pulsifer - USNRC T. W. Simpkin D. R. Eggett - Nuclear Engineering Department 7210130386 92o930 gDR ADOCK 0500 6

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BRAIDH000 NUCLEAR POWER STATION UNIT 1 AND UNIT.2 HONTHLY PERFORMANCE REPORT COMMONHEALTH EDISON COMPANY

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HRC D(CKET NO. 050-456, LICENSE NO. NPF-72 NRC DOCKET NO. 050-457, LICENSE NO. NPF-77 f

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Monthly Report for Braldwood Untt 1 A. Sumary_oL0per.ating_f.Jaerlerce Braidwood Unit 1 entered the month of September, 1992 at approximately 68% reactor oower.

The Unit operated in a routine coast down until September 5 when it was shut down for a scheduled refueling outage.

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B. OEGAUM_DAllLREEORI DOCKET NO.:

50-456 UldT:

Braidwood 1 DATE:

10/10/92 COMPILED BY:

P. Stanczak TELEPHONE:

815/458-2801 ext. 2486 OPERATING STATUS

1. Reporting Period:

Sep1 ember J S32 Gross Hours: R0

2. Currently Authorized Power '_evel (MHt):

3411 1

Design-Electrical Rating (MHe-gross):

1125 Design Electrical Rating (MHe-net):

1120 Max Dependable Capacity (MHe-gross):

JHS Max Dependable Capacity (MHe-net):

1120

3. Power level to which restricted (if any): None

4. Reasons for restriction (if any):

tione.

JELS_R0 Rill -

YR_.IQ_ DALE CutlUtal1VE

5. Report Perlod Hours:

12010 6515<0 3658410

6. Hours Reactor Critical

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___5BB B J 28168.9

7. RX Reserve Shutdown Hours:

0.0 0.0 00 2

8. Hours Generator on Line 98.0

_ 586BJ 2H00.15

9. Unit Reserve Shutdown Hours:

010 0,0 0,0

10. Gross Thermal Energy (MHHt)

_211818J

.1850482810

_B3GB931420

11. Gross Elec. Energy (MHH) 73958.0

_628538010

_lB60152LU

12. Net Elec. Energy (HHH):

6156810

._603108L0

.lI231012.0

13. Reactor Service Factor:

1328 E216 77.0

14. Reactor Availability Factor:

13.8 89.6 77.0

15. Unit Service Factor:

1326 Bfd

75.7 16.' Unit Availability factor

lL6 89_d 75 I

17. Unit Capacity Factor-(HDC NET):

2.6 81.9~

66.7

18. Unit Capacity Factor (DER NET):

7.6 8LS-66.,2

19. Unit Forced Outage Rate:

00 LA:

10J 1

20. Unit Forced Outage Hours:

.010 84.5 3236.3

21. Shutdown Scheduled Over Next 6 months:

Refuel Outage State.mher_5,_.1332

22. If Shutdown at end-of Report Period.

F.stimated Date of Startup:

NoXembeLl0 _1932.

-(638ZD85G)4

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AVIRASLDAILLuftI1_liELPSHEPdEYELLQG DOCKET NO.:

50-456 UNIT:

Braidwood 1 DATE:

10/10/92-COMPILED BY:

P. Stanczak TELEPHONE:

(815)458-2801 ext. 2486 H0HTH:

September, 1992 1.

753 17.

- 13 2.

744 18.

- 1.1 3.

25_

19. __

- 13

____ 20.

- 13 4.

678

5. __ _

_5.

21.

- 13

6. 22.

- 13 7.

- 14 23.

- 13 8.

- 14 24.

- 13 9.

_13 25.

- 13 10.

- L4 26.

- 13 11.

- 18 27.

- i3

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12.

- L4 28.

- 13 13.

- 13 29.

- 13 14.

- 13 30.

- 13 15.

- 13 31.

N/A 16.

- L3 INSTRUCTIONS On this form list the average daily unit power level in'HWe-Net for each day in the reporting month. Compute-to the nearest whole megawatt.

These figures will be used to plot a graph for each reporting month.

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 such cases the average daily unit power output sheet should be footnoted to explain the apparent anomaly.

(638ZD85G)5

DOCKET NO.: 50 456 D.

UNIT SHUTDOWNSLEERUCTIONS UNIT: Braidwood 1.

DATE: 10/10/92 COMPILED BY: P. Stanczak TELEPHONE: (815)458-2801-ext. Za86 REPORT PERIOD: August, 1992

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RATE TYPF hyJRS REASOS! METHOD.LER NUMBER SY1 TEM COMPONENT CAUSE & CORRECTIVE ACTION TO PREVENT RECU M EfN 6

920905 5

622 C

1 N/A N/A N/A Scheduled third refueling outage.

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TYPE REASON METHOD SYSTEM & COMPONENT F-Forced A-Equipment Failure Maint or Test 1 - Method 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 E-Operator Training & License Examination 5 - Reduced Load (LER) Flie (NUREG-0161)

F-Administration 9 - Other G-Oper Error H-Other (638ZD85G)11

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UNIOUE REPORTING REOUIREMENTS - UNIT 1

'1.

Safety / Relief valve. operations.

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VALVES-NO & TYPE.

PLANT DESCRIPTION DATE ACTUATED ACTUATION CONDITION OF EVENT j

None.

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Licensee generated changes to ODCM.

None.

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LICLHSEElVEliLREORJS_._Ul!1L1 The following is a tabular summary of all Licensee Event Reports submitted during the reporting period, Septender 1 through September 30, 1992.

This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10 CFR 50.73.

Licensee Evtnt Report ReponLliumber_

Date Iltje_oL0ccurrence 92-009 09/11/97.

Untested Undervoltage Relay Contacts Due to Procedural Deficiency.

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92-010 09/18/92 Dual Accounting for Samarium Due to Procedural Deficiency.

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k l.' -Honthly Report for Braidwood Unit 2 A.

SumRy_.cf_ Operating _1xper tence Braidwood Unit 2 entered the month of September 1992 at approximately 95% reactor power. On September 10, the Unit-tripped when the 26 feedwater Pump tripped on loss of vacuum after a contract laborer inadvertently closed the pump's turbine exhaust valve.

The Unit returned to service on September 11 and operated routinely through the end of the month.

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' D. OPlRAJ_IRG_DAT&_R ERRI DOCKET NO.: 50-457 UNIT:

Braldwood 2 DATE:

10/10/92 COMPILED BY:

P. Stanczak TELEPHONE:

815/458-2801 ext. 2485 OPERATING STATUS

1. Reporting Period: Septemben_1932 Gross Hours: 120

2. Currently Authorized Power Level (MHt):

34_L1 Design Electrical Rating (MHe-gross):

jl]3 Design Electric 91 Rating (MHe-net):

JJ20 Max Dependable Capacity (MWe-gross):

1115 Max Deper.dable Capacity (HHe-net):

1120

3. Power level to which restricted (if ar.y): None

4. Reasons for restriction (if any): None IRIS _MONIB YLIO_DATE _ Cut 4VLAIIVL S. Report Period Hours:

72.010 6525.0 3456610

6. Hours Reactor Critical 95J 6213.J 28910J

7. RX Reserve Shutdown Hours:

0.0 00 00 2

8. Hours Generator on Line 6B8J 61718 2B71LB

9. Unit Reserve Shutdown Hours:

00 010 0.0 1

10. Gross Thermal Ene gy (MHHt) 217124510 19551L6L O _B4916211.0

11. Gross Elec. Energy (MHH)

_ l4032' 0 _658012210 _2'103156.210

12. Net Elec. Energy (MHH):

_IlA9ALO _632369hD _221865BLO

13. Reactor Service factor:

96,6 9.445

-8L6 8316

14. Reactor Availability Factor:

9616

_9L5

15. Unit Service-Factor:

95.6 DJ 82d

16. Unit Availability Factor:

9516 93J -

B2.8

17. Unit Capacity Factor (MDC NET):

Bad 8212 71e6

18. Unit Capacity Factor (DER NET):

8_812 Bla 71.6

19. linit Forced Outage Rate:

4d 3J 3J

20. Unit Forced Outage Hours:

31.5 216.5 1164 3 1

21. Shutdown Scheduled Over Hext 6 months:-

Hone

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

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AVERAG EDA 1LLilM LRELf0}ifdLL EV E LLUG 00CKET 1:0.:

50-457 UNIT:

Braidwood 2 DATE:

10/10/97.

COMolLED BY:

P. Stantzak TELEPHONE:

(815)453-2801 e.<t. 2486 MONTH:

September, 1992 1. __._

_ _ 10.10

17. _

_lllB 2.

1062_ _.

_ _ _ _ 18. __

10.71 3.

1052.

19.

_l099 4.

. _ _1093 _

20.

1052 5.

990_.

21.

10.80 6. __.

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22._

_ 1100 7. _____J 0 35 23.

t1123 8.___

1080_

24._

• 112L._

9. _

1118 25.

• 1125 10.

1001 26.

109L.

11._

- 18 27.

661 12, 333

__ 28.

999 13.__

.84E 29, 1117 14._

1090_

30.

• 1114

15. ___.

1015

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INSTRUCTIONS On this form list the average daily unit power level in MHe-Net for eat.h day in the reporting month. Compute to the nearest whole megawatt.

These figures will be used to plot a graph for each reporting month.

Note that 3

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 i

the 1001. 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.

• Due to condenser efficiency.

(638ZD85G)9

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. UNIT SiNIDOWNS/ REDUCTIONS DOCKET NO.: 50 457 UNIT: Braidwood 2-DATE: 10/10/92 l

COMPILED BY: P. Stancrak TELEPn0NE: (815)458-2801-

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ext. 2436 REPORT PERIJ0:

September, 1992 No.

DATI TYPE H_ QUES REASON METHOO LER NUMBER SYSTEM LCNPONENT CAUSE & CORRECTIVE ACTION TO PREVENT RECURRENCE 15 920910 F

31.5 H

3 92-006 FH V

Reactor trip due to trip of the 28 Feedwater Pump on loss of vacuum after a contract laborer inadvertently closed the pump's turbine exhaust valve. The valve was opened and the unit'was returned to service.

l 16 920926 5

N/A F

S N/A N/A N/A Power was reduced per the direction of the system load dispatcher.

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SUMMARY

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TTPE REASON METHOD SYSTQ!_& COMPONENT t

F-Forced

.A-Eculpment Failure Maint or Test I - Nethod Exhibit F G H l

S-Sc;ieduled B-Maint or Test 2 - Manual Scram Instruction 3 for Preparation of r

C-Refueling 3 - Auto Scram Data Entry Sheet

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D-Regulatory Restriction 4 - Continued Licensee Event Repo"t 1-E-Operator Training & License Examination 5

Reduced Load (LFR) File (NUREG-0161)

L F-Administration 9 - Other 3

G-Oper Error L.

H-Other

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Er UNIOUE REPOl' TING RECUIREMENTS - UNIT J

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Safety /Ralief valve' operations.

. VALVES '

NO & TYPE

- PLANT DESCRIPTION DAII

. A_CTUATED.

' ACTUATION CONDITION OF EVENT None.

2.

Licensee generated changer to 00CM.

None.

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LLCD1ELinttLREEORi.L _URLL2 The following is_a tabular summary of all Licensee Event Reports submitted during the reporting period, September 1 through September 30, 1992.

This information is provided pursuant to the reportable occurrence reporting requirements as set forth in'10 CFH 50.73.

Licensee Event Report Repo.tLNumbeL

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ILtle of omlrrente r

92-005 09/22/92 Containment Ventila'lon Isolation Due to-Checksource Failure of 2AR12J;

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