ML20216C293

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Monthly Operating Repts for Aug 1997 for Braidwood Generating Station,Units 1 & 2
ML20216C293
Person / Time
Site: Braidwood  Constellation icon.png
Issue date: 08/31/1997
From: Hildebrant D, Tulon T
COMMONWEALTH EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BW-97-0049, BW-97-49, NUDOCS 9709090009
Download: ML20216C293 (11)
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Commonwealth Illivin Company

, tirandwmx! Geturating Station

.- Route 81, Ikis 84

  • Araces ille, II. N h07-%I9 Tel slusn2soi September 3,1997 BW/97-0049 United States Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555-0001 Subject; hionthly Operating Report for August,1997 Braidwood Generating Station, Units 1 and 2 Facility Operating Licenses NPF-72 and NPF 77 NRC Docket Nos. 50-456 and 50-457 Ladies and Gentlemen:

In accordance with Technical Specification 6.9.1.8, enclosed you will find the hionthly Operating Report for Commonwealth Edison Company's (Comed's) Braidwood Generating Station, Units I and 2, covering the period August 1,1997 through August 31,1997.

Please address any comments or questions regarding this matter to Don Ilildebrant at (815) 458 2801, extension 2173.

Very tmly yours,

), .) W 4 T.J. Tulon

/ Station hianager Braidwood Nuclear Station TJT/DCil/dah O CORRESPZCSTECif BW97-0049. DOC Enclosures y

cc: A. B. Beach, Regional Administrator - Rill /

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R. R. Assa, Braidwood Project Nianager - NRR C. J. Phillips, Senior Resident inspector - Braidwood

/I T. J. Esper, IDNS Resident inspector - Braidwood Oflice of Nuclear Facility Safety - IDNS 9709090009 970831 PDR ADOCK 05000456 R PDR ,

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A li nicom Company

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. 4 cc: INPO Records Center i D. L. Farrar, Nuclear Regional Service Mgr.

D.J. Chrt.anowski, Nuclear Licensing Admin.

D. R. Eggett, Nuclear Engineering Dept.

H. G. Stanley, Site Vice President, Braidwood D. M. Hoots, Unit i Operating Engineer J. P. Kuchenbecker, Unit 2 Operating Engineer J. M. Bunecicky, Westinghouse D. R. Scavers, A.N.I.

S. P. Focht, American Nuclear insurers 1

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A. OP{iRATING DA1 A REPORT Docket No 50 450 Unit. Braidwood 1 Date 09/02/1997 Completed by: Don Hildebrant Telephone: 815-458-2801 OPERATING STATUS x2173

') Reporting Penod. August 1997 Gross Hours 744

2) Currently Authorized Power Level (MWt) 3411 Design Electrical Rating (MWe-gross). 1175 i Design Electrical Rating (MWe-net) 1120 Max Dependable capacity (MWe-gross) 1175 Max Dependable Capacity (MWe net)' 1120
3) Power level to which restricted (If Any) None
4) Reasons for restrictions (if Any) None This Mo_ Yr to Date Cumulahg
5) Report Period Huurs 744 5831 7968B
6) Hours Reactor Critical. 744.0 4,448.7 62,474 1 i
7) RX Reserve Shutdown Hours: 00 00 0. 0 l
8) Hours Generator on Line: 744 0 4.410.7 61,614 4
9) Unit Reserve Shutdown Hours 00 0. 0 0.0
10) Gross Thermal Energy (MWHt). 2.520,777 14,451,685 197,960,259 ,
11) Gross Elect Energy (MWH): 862,519 4,965,342 65,575,446 I
12) Net Elect Energy (MWH) 830,332 4,761,673 62.823,074
13) Reactor Service Factor 100 0 76 3 78 4
14) Reactor Availability Factor: 100 0 76 3 78 4
15) Unit Service Factor: 100 0 75 6 773
16) Unit Availability Factor: 100 0 75 6 77.3
17) Unit Capacity Factor (MDC NET) 99 6 72 9 70.4
18) Unit Capacity Factor (DER NET)- 99 6 72.9 70.4
19) Unit Forced Outage Rate: 00 0.0 7.1
20) Unit Forced Outage Hours 0.0 00 4,714 4
21) Shutdown Schedule Over Next 6 Months:

22)lf Shutdown at End of Reporting Period.

Estimated Oate of Startup- N/A m , _ , _ , . , . . . . . . . . . . . . . . .- .4 . u- . . . . . u.*~- .. ,, .

D. AVERAGE DAILY UNIT NET POWER LEVEL LOG Docket No 60 456 Unit. Braidwood 1 Date: 09/02/1997 Completed by: Don Hildebrant Telephone 815-458 2801 MONTH August 1997 x2173

,Qay MWe net Qay a MWe ne(

1) 1115 16) 1119
2) 1114 17) 1046 (2)
3) 1111 18) 1121 (1)
4) 1112 19) 1122 (1)
5) 1117 20) 1122 (1)
6) 1120 21) 1122 (1)
7) 1117 22) 1123 (1)
8) 1116 23) 1122 (1)
9) 1119 24) 1122 (1)
10) 1121 (1) 25) 1122 (1)
11) 1121 (1) 26) 1120
12) 1123 (1) 27) 1114
13) 1121 (1) 28) 1112 N) 1123 (1) 29) 1110
15) 1122 (1) 30) 1113
31) 1118 (1) Due to normal station load fluctuations and cool Circulating Water (2) Normal TV-GV Testing

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C. UNIT SHUTDOWNS Docket No; 50 - 456 Unit: Braedwood 1 ^ .

Date: 09/02/97 Completed ty Don Hildebrant Telephone: 815-458-2801x2173 PEPORT PERIOD: August 1997 NA Date Type Duration Reason Method Cause and Correctrve Actions Hours and Comments None

SUMMARY

., Unit 1 entered the month at 100% capabihty and operated routmely for the entwe month.

TYPE REASON METHOD F - Forced A - Equipment Failure (explain) 1 - Manual S - Scheduled B - Maintenance or Test 2 - Manual Trip / Scram C - Refueling 3 - Automatic Trip / Scram D - Regulatory Restnction 4 - Contmuation E - Operator Training / Licensee Examination 5 - Other (explain)

F - Admmistrative G - Operator Error (explain)

H - Other (explain)

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,A. OPERATING DATA REPORT Docket No: 50 457 Unit: Braldwood 2 Date: 09/02/1997 Completed by: Don Hildebtant Telephone: 815-456 2801 l OPERATING STATUS x2173

1) Reporting Period: August 1997 Gross Hours: 744
2) Currently Authorized Power Level (MWt): 3411 Design Electrical Rating (MWe-gross): 1175 Design Electrical Rating (MWe-net): 1120  :

Max Dependable Capacity (MWe. gross): 1175 I Max Dependable Capacity (MWe-net): 1120

3) Power level to which restricted (if Any): None

- 4) Reasons for restrictions (If Any): None -

This Mo. Ytto Date Cumulative

5) Report Period Hours: 744 5831 77770
6) Hours Reactor Critical: 744.0 5,831.0 66,620.1
7) RX Reserve Shutdown Hours: 0.0 - 0.0 0.0
8) Hours Generator on Une: 744.0 5,831.0 66,207.1
9) Unit Reserve Shutdown Houre: 0.0 0.0 0.0
10) Gross Thermal Energy (MWHt): 2,342,665 19,586,526 214,834,622
11) Gross Elect. Energy (MWH): 790,395 6,700,989 70,931.260
12) Net Elect. Energy (MWH): - 761,244 6,47U28 68,111,506
13) Reactor Service Factor: 100.0 100.0 85.7.
14) Reactor Aval! ability Factor: 100.0 100.0 85.7
15) Unit Service Factor: 100.0- 100.0 85.1
16) Unit Availability Factor: 100.0 100.0 85.1
17) Unit Capacity Factor (MDC NET): 91.4 99.1 78.2
18) Unit Capacity Factor (DER NET): 91.4 99.1 78.2
19) Unit Forced Outage Rate: 0.0 - 0.0 4.3
20) Unit Forced Outage Hours: 0.0 0.0 2,947.6
21) Shutdown Schedule Over Next 6 Months; 9/27/97 Refueling outage 22)lf Shutdown at end of Reporting Period,

' Estimated Date of Startup: N/A

B. AVERAGE DAILY UNIT NET POWER LEVEL LOG Docket No: 50 457 Unn: Braldwood 2 Date: 09/02/1997 Completed by: Don Hildebrant Telephone: 815-458 2601 l MONTH: August 1997 x2173 l

Day n MWe-ne! Dayn MWe net

1) 1111 16) 1117
2) 1110 17) 1116
3) 1023 (2) 18) 1119
4) 1105 19) 1119
5) 1111 20) 1118
6) 1115 21) 1120
7) 1110 22) 1124 (2)
8) 1110 23) 1122 (2)
9) 1113 24) 1122 (2)
10) 1119 25) 1120
11) 1120 26) 1070
12) 1123 (2) 27) 491 (3)
13) 1119 28) 465 (3)
14) 1119 20) 402 (3)
15) 1120 30) 512 (3)
31) 895 (3)

(1) Due to normal station load fluctuations and cool Circulating Water temperatures (2) NormalTV GV Testing (3) FW Pump Trip Causing Reduced Power

C. UNIT SHUTDOWNS Docket No.: 50 - 457 Unst: Braidwood 2 ~ -

Date: 09/02/97 Completed by- Don Hildebrant Telephone- 815-458-2801x2173 REPORT PERIOD: August 1997 h Date Type Duration Reason Method Cause and 'orrective Actions Hours and Comments None

SUMMARY

Unit 2 entered the month at 100% capability and operated routinely for the entire month except for a fadure in the EHC Control curcuit on a Feed Pump Turbine causing a Feed Pump Turbine trip and a reduction in power to approximately 50%. Repaws were made and the Unit was returned to 100% operation.

TYPE REASON METHOD F - Forced A - Equipment Failure (explain) 1 - Manual

  1. S - Scheduled B - Maintenance or Test 2 - Manual Trip I Scram C - Refueling 3 - Automatic Trip I Scram D - Regulatory Restriction 4 - Contmuation E - Operator Training I Licensee Examination 5 - Other (explain)

F - Administrative 4 G - Operator Error (explain) e H - Other (explain) e 9

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