L-2005-199, August 2005 Monthly Operating Report for St. Lucie 1

August 2005 Monthly Operating Report for St. Lucie 1

ML052630354
Person / Time
Site:	Saint Lucie
Issue date:	09/13/2005
From:	Jefferson W Florida Power & Light Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
L-2005-199
Download: ML052630354 (3)

Text

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Florida Power & Light Company, 6501 S. Ocean Drive, Jensen Beach, FL 34957 September 13, 2005 FPL L-2005-199 10 CFR 50.36 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 Re: St. Lucie Units I and 2 Docket Nos. 50-335 and 50-389 Monthly Operating Report Pursuant to Technical Specification 6.9.1.6, and the guidance of Generic Letter 97-02, attached are the August 2005 Operating Data Reports, Summary of Operating Experience Reports, and Unit Shutdowns for St. Lucie Units 1 and 2.

Please contact us should there be any questions regarding this information.

Very truly yours, Williar4Jeerson, Jr.

Vice President St. Lucie Plant WJ/KWF Attachment

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an FPL Group company

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iI a L-2005-1 99 Attachment Page 1 of 2 OPERATING DATA REPORT DOCKET NO. 50-335 UNIT NAME -t. Lucie 1 DATE September 08, 2005 COMPLETED BY K. . Boller TELEPHONE (772) 467-7465 REPORTING PERIC August 2005

1. Design Electrical Rating 830.00

2. Maximum Dependable Capacity (MWe-Net) 839.00 This Month Yr-to-Date Cumulative

3. Number of Hours the Reactor was Critical 744.00 5,831.00 206,959.12

4. Number of Hours Generator On-line 744.00 5,831.00 205,060.85

5. Reserve Shutdown Hours 0.00 0.00 0.00

6. Net Electrical Energy Generated (MWHrs) 624,583.00 4,959,143.00 168,384,385.0 UNIT SHUTDOWNS Type Method of F: Forced Duration Shutting Cause & Corrective Action No. Date S: Scheduled (Hours) Reason 1 Down 2 Comments

SUMMARY

St. Lucie Unit I operated in Mode I for the entire month. In accordance with Technical Specification 6.9.1.6 there were no challenges to the power operated relief valves or safety valves during the report period.

I 2 Reason: Method:

A Equipment Failure (Explain) 1 Manual B Maintenance or Test 2 Manual TriplScram C Refueling 3 Automatic TriplScram D Regulatory Restriction 4 Continuation E Operator Training & License Examination 5 Other (Explain)

F Administration G Operational Error (Explain)

H Other (Explain)

! t , . '.....

~ :7 . L-2005-1 99 Attachment Page 2 of 2 1; . I, OPERATING DATA REPORT DOCKET NO. 50-389 UNIT NAME St. Luicie 2 DATE September 08, 2005 COMPLETED BY K. R. Boller TELEPHONE (772) 467-7465 REPORTING PERIO August 2005

1. Design Electrical Rating 830.00

2. Maximum Dependable Capacity (MWe-Net) 839.00 This Month Yr-to-Date Cumulative

3. Number of Hours the Reactor was Critical 721.07 4,829.77 168,967.99

4. Number of Hours Generator On-line 715.80 4,768.87 166,951.74

5. Reserve Shutdown Hours 0.00 0.00 0.00

6. Net Electrical Energy Generated (MWHrs) 586,772.00 3,926,678.00 137,755,088.0 UNIT SHUTDOWNS Type Method of F: Forced Duration Shutting Cause & Corrective Action No. Date S: Scheduled (Hours) Reason 1 Down 2 Comments 002 08/11/2005 F 28.20 G 2 Personnel error during maintenance activites cause a loss of the 2A2 4160V bus, resulting in the partial loss of feedwatei and manual reactor trip due to lowering steam generator level.

SUMMARY

St. Lucie Unit 2 operated in Mode 1 until August 11 when the unit was manually tripped when the loss of the 2A2 4160V bus caused a partial loss of feedwater event. The Unit was returned to operation on August 12, 2005, and remained in Mode I for the remainder of the month. In accordance with Technical Specification 6.9.1.6 there were no challenges to the power operated relief valves or safety valves during the report period.

I 2 Reason: Method:

A Equipment Failure (Explain) I Manual 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 Administration G Operational Error (Explain)

H Other (Explain)