ML032671182

August 2003 Monthly Operating Report for Limerick, Units 1 & 2

ML032671182
Person / Time
Site:	Limerick
Issue date:	09/15/2003
From:	Bryan Hanson Exelon Nuclear
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
T.S. 6.9.1.6
Download: ML032671182 (4)

Text

• ' 4Z Exelnsm Exelon Nuclear Limerick Generating Station www~exeloncorp.com Nuclear P.O. Box 2300 Pottstown, PA 19464 T.S. 6.9.1.6 September 15, 2003 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 Limerick Generating Station, Units I and 2 Facility Operating License Nos. NPF-39 and NPF-85 NRC Docket Nos. 50-352 and 50-353

Subject:

Monthly Operating Report for August 2003 Attached is the monthly operating report for Limerick Units 1 and 2 for the month of August 2003 forwarded pursuant to Technical Specification 6.9.1.6 and the guidance of NRC Generic Letter 97-02.

If you have any questions or require additional information, please do not hesitate to contact us.

Sincerely, Bryan C. Hanson Plant Manager Attachments cc: H. Miller, Administrator, Region I, USNRC A. Burritt, LGS USNRC Senior Resident Inspector

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• bcc: R. DeGregordo - GML 5-1 B. Hanson - GML 5-1 C. Mudrick - SSB 3-1 E. Kelly - SSB 3-1 K. Kemper - SSB 2-4 S. Gamble - SSB2-4 R. McCall - SSB 2-3 J. Toro - SMB 1-2 G. Lee - SSB 3-1 J. Grimes - KSA 2N J. Humphreys - KSA 3G D. Dyckman (PABRP) SSB 2-4

Unit: Limerick 1 Docket No: 50-352 Date: 9/15/03 Completed by. Greg Lee Telephone: (610) 718-3707 A. OPERATING DATA REPORT REPORTING PERIOD-August 2003 l Design Electrical Rating (MWe-Net) I1191 l Maximum Dependable Capaci (MWe-Net I 1134 l Month IlYear to Date Cumulative Hours Reactor Critical (Hours) 744.0 5,769.1 135,637.5 Hours Generator On-Line (Hours) 744.0 l 5,743.1 133,652.2 Unit Reserve Shutdown Hours (Hours) . 0 0 0° Net Electrical Energv (MWh) 845.147 6.654.017 138.422.841 B. UNIT SHUTDOWN No. Date Type Generator Reason Method Corrective Actions/Comments (yymmdd) Off-line Duration (hrs)

None During August 2003

SUMMARY

Unit 1 began the month of August 2003 at 100% of rated thermal power (RTP).

There were no power changes this month on Unit 1.

Unit 1 ended the month of August 2003 at 100% RTP.

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/License Examination 5-Other (Explain)

F-Administrative G-Operational Error (Explain)

H-Other (Explain)

C. SAFETYtRELIEF-VALVE OPERAT4N =-- ---

I Date I Valves Actuated I No. & Type of Actuation I Description of Event l Plant Condition I I None During August 2003

Unit: Limerick 2 Docket No: 50-353 Date: 9/15/03 Completed by. Greg Lee Telephone: (610)718-3707 A. OPERATING DATA REPORT REPORTING PERIOD-August 2003 1 Design Electrical Rating (MWe-Net) 11191 l l Maximum Dependable Capacity(MWe-Net) 1134 l Month Year to Date Cu~mulative I Hours Reactor Critical (Hours) 1 744.0 l 5,393.61 111,521.11 Hours Generator On-Line (Hours) 1 717.0 1 5,323.7 1 109,758.7 Unit Reserve Shutdown Hours (Hours) I 01 01 0

- -- -t-Net-Efectrica[E-nergyfMWft) - - 4-7-74,30.1. -5,983.859 - - 11.1,04 B. UNIT SHUTDOWN No. Date Type Generator Reason Method Corrective Actions/Comments (yymmdd) Off-ine Duration (hrs) 2 030801 F 27.0 B I 2M32-Stator Water Cooling System Repair

SUMMARY

Unit 2 began the month of August 2003 at 100% of rated thermal power (RTP).

On August lb at 22:03 hours, reactor power was reduced from 99.9% to 20% for repairs to the stator water cooling system.

On August 2'u at 04:01 hours, the main turbine was tripped.

On August 3m at 07:00 hours, the main generator was synchronized to the grid.

On August 5m at 21:11 hours, reactor power was restored to 100% RTP.

On August 6' at 22:01 hours, reactor power was reduced from 98.6% RTP to 52.0% RTP for rod pattern adjustments.

On August 9" at 10:14 hours, reactor power was restored to 100% RTP.

Unit 2 ended the month of August 2003 at 100% RTP.

Type Reason Method F-Forced A-Equipment Failure (Explain) 1-Manual S-Scheduled B-Maintenance or Test 2-Manual Trip/Scram

- -~ £Refueling _ _ 3-Automatic Trip/Scram D-Regulatory Restriction 4-Continuation--

E-Operator Training/License Examination 5-Other (Explain)

F-Administrative G-Operational Error (Explain)

H-Other (Explain)

C. SAFETY/RELIEF VALVE OPERATION I Date I Valves Actuated I No. & Type of Actuation I Plant Condition I Description of Event None During August 2003