ML030230410

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December 2002 Monthly Operating Report for LaSalle Units 1 & 2
ML030230410
Person / Time
Site: LaSalle  Constellation icon.png
Issue date: 01/15/2003
From: Kaegi G
Exelon Generation Co, Exelon Nuclear
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML030230410 (7)
v • d • e


Text

Exelon Generation Company, LLC wwwexeloncorp corn Exekln,.

Nuclear LaSalle County Station 2601 North 21"Road Marseilles, IL61341-9757 January 15, 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 December 2002 Enclosed is the Exelon Generation Company (EGC), LLC, Monthly Operating Report for LaSalle County Station covering the period from December 1 through December 31, 2002. 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,

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

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

TABLE OF CONTENTS Monthly Report for LaSalle Unit One A. Operating Data Summary B. Unit Shutdowns and Operating Summary C. Unique Reporting Requirements Monthly Report for LaSalle Unit Two A. Operating Data Summary B. Unit Shutdowns and Operating Summary C. Unique Reporting Requirements

I. Monthly Report for LaSalle County Station Unit One-December2002 A. OPERATING DATA

SUMMARY

FOR UNIT ONE DOCKET NO.: 50-373 UNIT: LaSalle One DATE: January 8, 2002 COMPLETED BY: S. Du Pont TELEPHONE: (815) 415-2197

1. Reporting Period: December 2002 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 7994.7 115645.2
6. Reactor Reserve 0.0 0.0 1641.2 Shutdown Hours
7. Hours Generator 744.0 7945.7 113416.9 On-Line
8. Unit Reserve 0.0 0.0 1.0 Shutdown Hours
9. Gross Thermal 2591729.0 26821789.6 349806171.6 Energy (MWHt)
10. Gross Electric Energy 892850.0 9134861.0 117449032.0 (MWHe)
11. Net Electrical Energy 873119.0 8927595.0 113543161.0 (MWHe)
12. Reactor Service 100.0 91.3 69.4 Factor (%)
13. Reactor Availability 100.0 91.3 70.4 Factor (%)

14.__ Unit

(%)__Service Factor 100.0_ _ _ _ _

90.7 68.1

15. Unit Availability 100.0 90.7 68.1 Factor
16. Unit Capacity Factor 105.6 91.7 63.7 (MDC)
17. Unit Capacity Factor 101.7 88.3 61.2 (design MWe)
18. Unit Forced Outage 0.0 0.0 10.5 Factor (%)
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 DECEMBER 2002 NO DATE TYPE (1) DURATION (HOURS)* REASON (2) METHOD OF SHUTTING CORRECTIVE ACTIONS/

DOWN COMMENTS REACTOR (3)

None 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 December 2002, with the exception of the following:

", December 1 (0200) - Power was reduced to 925 MWe to perform rod pattern adjustment and surveillance testing. The unit was returned to full power at 0544 hours0.0063 days <br />0.151 hours <br />8.994709e-4 weeks <br />2.06992e-4 months <br /> on December 1. The total duration of the power reduction was 3 hours3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> and 44 minutes.

"* December 20 (0200) - Power was reduced to 1000 MWe for operation of heater drain pumps. The unit was returned to full power at 0412 hours0.00477 days <br />0.114 hours <br />6.812169e-4 weeks <br />1.56766e-4 months <br /> on December 20. The total duration of the power reduction was 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> and 12 minutes.

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

I/. Monthly Report for LaSalle County Station Unit Two-December 2002 A. OPERATING DATA

SUMMARY

FOR UNIT TWO DOCKET NO.: 50-374 UNIT: LaSalle Two DATE: January 8, 2002 COMPLETED BY: S. Du Pont TELEPHONE: (815) 415-2197

1. Reporting Period: December 2002 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 8136.2 108353.9
6. Reactor Reserve 0.0 0.0 1716.9 Shutdown Hours
7. Hours Generator On- 744.0 8078.8 107029.4 Line
8. Unit Reserve 0.0 0.0 0.0 Shutdown Hours
9. Gross Thermal 2498741.5 27215291.2 334657854.9 Energy (MWHt)
10. Gross Electric Energy 853216.0 9210773.0 112568262.0 (MWHe)
11. Net Electrical Energy 834334.0 8995589.0 108325441.0 (MWHe)
12. Reactor Service 100.0 92.9 67.9 Factor (%)
13. Reactor Availability 100.0 92.9 69.0 Factor (%)
14. UntServiceFactor

(%) 100.0 92.2 67.1

15. Unit Availability 100.0 92.2 67.1 Factor
16. Unit Capacity Factor 100.9 92.4 63.8 (MDC)
17. UnitCapacity Factor 97.2 89.0 61.3 (design MWe)
18. Unit Forced Outage 0.0 0.1 15.2 Factor (%) I II
19. Shutdowns Scheduled Over Next 6 Months: Refuel outage L2R09 is scheduled for January 21, 2003.
20. If Shutdown at End of Report Period, Date of Startup: N/A

B. UNIT SHUTDOWNS AND OPERATING

SUMMARY

REPORT MONTH DECEMBER 2002 NO DATE TYPE (1) DURATION REASON (2) METHOD OF CORRECTIVE (HOURS)* SHUTTING ACTIONS/

DOWN COMMENTS REACTOR (3)

None I Year-to-date forced outage hours = 10.8 Cumulative forced outage hours = 19242.2 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 commenced coastdown on December 1 at 0500 hours0.00579 days <br />0.139 hours <br />8.267196e-4 weeks <br />1.9025e-4 months <br /> and operated with decreasing MWe output during December 2002, with the exception of the following:

  • December 22 (0200) - Power was reduced from 1112 MWe to 900 MWe to perform intermediate rod cycling and to implement final feedwater temperature reduction to increase reactor thermal power output during coastdown. The unit was restored to 1155 MWe (coastdown) at 2025 hours0.0234 days <br />0.563 hours <br />0.00335 weeks <br />7.705125e-4 months <br /> on December 22. The duration of the power reduction was 18 hours2.083333e-4 days <br />0.005 hours <br />2.97619e-5 weeks <br />6.849e-6 months <br /> and 25 minutes.

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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