ML051720422

May 2005 Monthly Operating Report for Braidwood Station Units 1 & 2

ML051720422
Person / Time
Site:	Braidwood
Issue date:	06/13/2005
From:	Boerschig G Exelon Generation Co, Exelon Nuclear
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
BW050055
Download: ML051720422 (4)

Text

or Exek~ln5M Exelon Generation Company, LLC www.exeloncorp.con NEuclear Braidwood Station 35100 South Rt 53, Suite 84 Braceville, IL 60407-9619 Tel. 815-417-2000 June 13, 2005 BW050055 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D. C. 20555-0001 Braidwood Station, Units I and 2 Facility Operating License Nos. NPF-72 and NPF-77 NRC Docket Nos. STN 50-456 and STN 50-457

Subject:

Monthly Operating Report In accordance with Technical Specification 5.6.4, "Monthly Operating Reports," we are submitting the Monthly Operating Report for Braidwood Station, Units 1 and 2. This report covers the period of May 1, 2005 through May 31, 2005.

If you have any questions regarding this letter, please contact Mr. Dale Ambler, Regulatory Assurance Manager, at (815) 417-2800.

Respectfully, Gregory A. Boerschig Plant Manager Braidwood Station Attachment DH/law cc: Regional Administrator - NRC Region IlIl NRC Senior Resident Inspector - Braidwood Station

ATTACHMENT BRAIDWOOD STATION UNITS 1 AND 2 MONTHLY OPERATING REPORT EXELON GENERATION COMPANY, LLC FACILITY OPERATING LICENSE NOS. NPF-72 AND NPF-77 NRC DOCKET NOS. STN 50-456 AND STN 50-457

.7 I Docket No: 50-456 Unit: Braidwood 1 Date: 06/0212005 Completed by: Don Hildebrant Telephone: (815)417-2173 Braidwood Unit I Reporting Period: May 2005 A. OPERATING DATA REPORT Desiqn Electrical Rating (MWe Net) 1187 Maximum Dependable Capacit (MWe Net 1156 Month Year To Date Cumulative Hours Reactor Critical (Hours) 744.0 3,623.0 126,815.7 Hours Generator on Line (Hours) 744.0 3,623.0 125,827.8 Unit Reserve Shutdown (Hours) 0.0 0.0 0.0 Net Electrical Ener MWh) 891,431 4,358,444 137 357,818 B. UNIT SHUTDOWNS TYPE REASON MID METHOD F - Forced A - Equipment Failure (explainj 1 - Manual S - Scheduled B - Maintenance or Test 2 - Manual Trip / Scram C - Refueling ,' 3 - Automatic Trip / Scram D - Regulatory Restriction 4 - Continuation E - Operator Training / Licensee Examination 5 - Other (explain)

F - Administrative G - Operator Error (explain)

H - Other (explain)

No Date Type Duration Reason Method Cause and Corrective Actions and Hours Comments I I None

SUMMARY

_ _ I _ _ _ I Unit operated normally at full power for the entire month.

C. SAFETY I RELIEF VALVE OPERATIONS Date Valves Actuated No. & Type Plant Condition Description of Event Actuation None Data From: Production Data Bank and Operator Logs

Docket No: 50-457 '

Unit: Braidwood 2 Date: 06/02/2005 Completed by. Don Hildebrant Telephone: (815)417-2173 Braidwood Unit 2 Reporting Period: May 2005 A. OPERATING DATA REPORT Design Electrical Ratin (MWe Net) l 1155 Maximum Dependable Capacit (MWe Net) l 1131 l I Month I Year To Date I Cumulative I Hours Reactor Critical (Hours) 657.7 3;151.1 130;352.5 .

Hours Generator on Line (Hours) 647.0 3,107.0 1 129,648.9 Unit Reserve Shutdown (Hours) 0.0 0.0 0.0 Net Electrical Energy [MWh) 721,175 3,563,958 140,903,738 B. UNIT SHUTDOWNS 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 Restriction 4 - Continuation E - Operator Training / Licensee Examination 5 - Other (explain)

F - Administrative G - Operator Error (explain)

H - Other (explain)

N Date Type Duration Reason Method Cause and Corrective Actions and Hours Comments 2 04/17/2005 S 97.35 C 4 Refueling Outage A2R1 I (Reactor through Critical 05/04/2005 14:21) (Generator 05/05/2005 Sync 05/05/2005 01:21)

SUMMARY

Unit returned from A2R11 refueling outage on 05/05/2005 and operated normally at full power expect for a minor load reduction on 05/15/2005 to swap Feedwater pumps.

C. SAFETY I RELIEF VALVE OPERATIONS Date Valves Actuated No. & Type Plant Condition Description of Event I Actuation None Data From: Production Data Bank and Operator Logs