ML031700478

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May 2003 Monthly Operating Report for Lasalle County Station, Units 1 & 2
ML031700478
Person / Time
Site: LaSalle  Constellation icon.png
Issue date: 06/13/2003
From: Kaegi G
Exelon Nuclear
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML031700478 (7)
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Text

Exeln..

Exelon Generation Company, LLC LaSalle County Station www.exeloncorp.com Nuclear 2601 North 21'Road Marseilles, IL 61341-9757 June 13, 2003 United States Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555 LaSalle County Station, Units 1 and 2 Facility Operating License Nos. NPF-1 1 and NPF-1 8 NRC Docket Nos. 50-373 and 50-374

Subject:

Monthly Operating Report for May 2003 Enclosed is the Exelon Generation Company (EGC), LLC, Monthly Operating Report for LaSalle County Station covering the period from May 1 through May 31, 2003. This report is submitted in accordance with Technical Specification 5.6.4.

Should you have any questions concerning this letter, please contact Mr. Glen T. Kaegi, Regulatory Assurance Manager, at (815) 415-2800.

Respectfully, X&'

Glen T. Kaegi Regulatory Assurance Manager LaSalle County Station Enclosure cc: Regional Administrator - NRC Region IlIl NRC Senior Resident Inspector - LaSalle County Station

. 9

-50"

LASALLE COUNTY STATION UNIT 1 AND UNIT 2 MONTHLY PERFORMANCE REPORT EXELON GENERATION COMPANY NRC DOCKET NO. 50-373 NRC DOCKET NO. 50-374 LICENSE NO. NPF-1 I LICENSE NO. NPF-18

TABLE OF CONTENTS

1. Monthly Report for LaSalle Unit One A. Operating Data Summary B. Unit Shutdowns and Operating Summary C. Unique Reporting Requirements II. Monthly Report for LaSalle Unit Two A. Operating Data Summary B. Unit Shutdowns and Operating Summary C. Unique Reporting Requirements
1. Monthly Report for LaSalle County Station Unit One-May 2003 A. OPERATING DATA

SUMMARY

FOR UNIT ONE DOCKET NO.: 50-373 UNIT: LaSalle One DATE: June 4, 2003 COMPLETED BY: S. Du Pont TELEPHONE: (815) 415-2197

1. Reporting Period: May 2003 Gross Hours: 744
2. Currently Authorized Power Level: 3489 (MWt)

Design Electrical Rating: 1154 (MWe-net)

Max Dependable Capacity: 1111 (MWe-net)

3. Power Level To Which Restricted (If Any): None
4. Reasons For Restriction (If Any): N/A THIS MONTH YEAR-TO-DATE CUMULATIVE
5. Reactor Critical Hours 744.0 3623.0 119268.2
6. Reactor Reserve 0.0 0.0 1641.2 Shutdown Hours
7. Hours Generator 744.0 3623.0 117039.9 On-Line
8. Unit Reserve 0.0 0.0 1.0 Shutdown Hours
9. Gross Thermal 2374452.2 11933335.1 361739506.7

_ Energy (MWHt)

10. Gross Electnc Energy 802485.0 4073907.0 121522939.0 (MWHe)
11. Net Electrical Energy 790651.0 4015933.0 117559094.0 (MWHe)
12. Reactor Service 100.0 100.0 70.1 Factor (%0)
13. Reactor Availability 100.0 100.0 71.0 Factor (%)
14. Unit Service Factor 100.0 100.0 68.8

(%)

15. Unit Availability 100.0 100.0 68.8 Factor
16. Unit Capacity Factor 95.7 99.8 64.5 (MDC)
17. Unit Capacity Factor 92.1 96.1 62.0 (design MWe)
18. Unit Forced Outage 0.0 0.0 10.2 Factor (%) I I
19. Shutdowns Scheduled Over Next 6 Months: None.
20. If Shutdown at End of Report Period, Date of Startup: N/A

B. UNIT SHUTDOWNS AND OPERATING

SUMMARY

REPORT MONTH MAY 2003 NO DATE TYPE (1) DURATION REASON (2) METHOD OF CORRECTIVE (HOURS)* SHUTTING ACTIONS/

. I DOWN COMMENTS None _____ ______ _______ ________j REACTOR (3)

  • Year-to-date forced outage hours = 0.0 Cumulative forced outage hours = 13336.6 TABLE KEY:

(1) (3)

F: Forced Method:

S: Scheduled 1. Manual

2. Manual Scram (2) 3. Automatic Scram Reason: 4. Continuation A Equipment Failure (Explain) 5. Other (Explain)

B Maintenance or Test C Refueling D Regulatory Restriction E Operator / Licensing Exam F Administrative G Operational Error (Explain)

H Other (Explain)

SUMMARY

LaSalle Unit 1 operated at full power for the month of May 2003, with the exception of the following:

. May 17 (0000) - Power was reduced to 85 MWe for a drywell entry to replace lubricant oil to the B" reactor recirculation pump. The unit retumed to full power 0729 hrs on May 22, 2003.

. May 25 (1215) - Power was reduced to 900 MWe for control rod testing and pattem adjustment. The unit retumed to full power 1910 hours0.0221 days <br />0.531 hours <br />0.00316 weeks <br />7.26755e-4 months <br /> on May 27, 2003.

C. UNIQUE REPORTING REQUIREMENTS FOR UNIT ONE

1. Challenges other than routine surveillance testing to Safety/Relief Valve Operations-None
2. Major Changes to Radioactive Waste Treatment System-None

Monthly Report for LaSalle County Station Unit Two-May 2003 A. OPERATING DATA

SUMMARY

FOR UNIT TWO DOCKET NO.: 50-374 UNIT: LaSalle Two DATE: June 4, 2003 COMPLETED BY: S. Du Pont TELEPHONE: (815) 415-2197

1. Reporting Period: May 2003 Gross Hours: 744.0
2. Currently Authorized Power Level: 3489 (MWt)

Design Electrical Rating: 1154 (MWe-net)

Max Dependable Capacity: 1111 (MWe-net)

3. Power Level To Which Restricted (If Any): None
4. Reasons For Restriction (If Any): N/A l__________ lTHIS MONTH YEAR-TO-DATE CUMULATIVE
5. Reactor Critical Hours 744.0 2846.3 110882.9
6. Reactor Reserve 0.0 0.0 1716.9 Shutdown Hours
7. Hours Generator On- 744.0 2779.5 109808.9 L ine_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ __ _ _ _ _ _ _ _ _ _
8. Unit Reserve 0.0 0.0 0.0 Shutdown Hours
9. Gross Thermal 2586875.8 9203728.2 343861583.2 Energy (MWHt)
10. Gross Electric Energy 883440.0 3144793.0 115713055.0 (MWHe)
11. Net Electrical Energy 870315.0 3084366.0 111409807.0 (MWHe)
12. Reactor Service 100.0 78.6 67.9 Factor (%)
13. Reactor Availability 100.0 78.6 69.0 Factor (%)
14. Unit Service Factor 100.0 76.7 67.3
15. Unit Availability 100.0 76.7 67.3 Factor
16. Unit Capacity Factor 105.3 76.6 64.1 (MDC)
17. Unit Capacity Factor 101.4 73.8 61.6 (design MWe)
18. Unit Forced Outage 0.0 3.1 15.0 Factor (%) I I
19. Shutdowns Scheduled Over Next 6 Months: None
20. If Shutdown at End of Report Period, Date of Startup: N/A

B. UNIT SHUTDOWNS AND OPERATING

SUMMARY

REPORT MONTH MAY 2003 NO DATE TYPE DURATION REASON (2) METHOD CORRECTIVE (1) (HOURS)* OF ACTIONS/

SHUTTING COMMENTS DOWN None ~

NoneI__

11 REACTOR

______________ _(3)

________I__ _ __ ___ _ I__

  • Year-to-date forced outage hours = 88.0 Cumulative forced outage hours = 19330.2 TABLE KEY:

(1) (3)

F: Forced Method:

S: Scheduled 1. Manual

2. Manual Scram (2) 3. Automatic Scram Reason: 4. Continuation A Equipment Failure (Explain) 5. Other (Explain)

B Maintenance or Test C Refueling D Regulatory Restriction E Operator / Licensing Exam F Administrative G Operational Error (Explain)

H Other (Explain)

SUMMARY

LaSalle Unit 2 operated at full power for the month of May 2003, with exception of the following:

  • May 14 (0100) - Power was reduced to 1065 MWe due to a steam leak In the second stage drain tank of the 2A main steam reheater (MSR). The MSR was repaired and the unit returned to full power 1600 hrs on May 15, 2003.
  • May 26 (0208) - Power was reduced to 890 MWe for control rod testing. The unit retumed to full power 1500 hours0.0174 days <br />0.417 hours <br />0.00248 weeks <br />5.7075e-4 months <br /> on May 26, 2003.

C. UNIQUE REPORTING REQUIREMENTS FOR UNIT TWO

1. Challenges other than routine surveillance testing to Safety/Relief Valve Operations-None
2. Major Changes to Radioactive Waste Treatment Systems-None
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