ML020450249

December 2001 Monthly Operating Report for LaSalle County Station, Units 1 & 2

ML020450249
Person / Time
Site:	LaSalle
Issue date:	01/10/2002
From:	Riffer W Exelon Generation Co, Exelon Nuclear
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML020450249 (7)

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Exelonm Exelon Generation Company, LLC www.exeloncorp.com Nuclear LaSalle County Station 2601 North 21" Road Marseilles, IL 61341-9757 January 10, 2002 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 2001 Enclosed is the Exelon Generation Company (EGC), LLC, Monthly Operating Report for LaSalle County Station covering the period from December 1 through December 31. This report is submitted in accordance with Technical Specification 5.6.4.

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

Respectfully, William Riff r Regulatory Assurance Manager LaSalle County Station Enclosure cc:

Regional Administrator - NRC Region III NRC Senior Resident Inspector - LaSalle County Station

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 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-December 2001 A.

OPERATING DATA

SUMMARY

FOR UNIT ONE DOCKET NO.:

UNIT:

DATE:

COMPLETED BY:

TELEPHONE:

50-373 LaSalle One January 3, 2002 A. Duncan (815) 415-2813

1.

Reporting Period: December 2001 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 8723.4 107650.5

6.

Reactor Reserve 0.0 0.0 1641.2 Shutdown Hours

7.

Hours Generator 744.0 8709.4 105471.2 On-Line

8.

Unit Reserve 0.0 0.0 1.0 Shutdown Hours

9.

Gross Thermal 2523811.0 30086085.8 322984382.0 Energy (MWHt)

10.

Gross Electric Energy 834758.0 10141900.0 108314171.0 (MWHe)

11.

Net Electrical Energy 810524.0 9850363.0 104615566.0 (MW He)

12.

Reactor Service 100.0 99.6 68.2 Factor (%)

13.

Reactor Availability 100.0 99.6 69.2 Factor (%)

14.

Unit Service Factor 100.0 99.4 66.8

(%)

15.

Unit Availability 100.0 99.4 66.8 Factor

16.

Unit Capacity Factor 98.1 101.0 62.1 (MDC)

17.

Unit Capacity Factor 94.4 97.4 59.7 (design MWe)

18.

Unit Forced Outage 0.0 0.6 11.2 Factor (%)

19.

Shutdowns Scheduled Over Next 6 Months: Refueling outage Li R09 is scheduled for January 10, 2002.

20.

If Shutdown at End of Report Period, Date of Startup: N/A

B.

UNIT SHUTDOWNS AND OPERATING

SUMMARY

REPORT MONTH DECEMBER 2001 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 = 50.6 Cumulative forced outage hours = 13336.6 TABLE KEY:

(1)

F: Forced S: Scheduled (2)

Reason:

A Equipment Failure (Explain)

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

H Other (Explain)

(3)

Method:

1. Manual

2. Manual Scram

3. Automatic Scram

4. Continuation

5. Other (Explain)

JMMARY:

Salle Unit 1 operated at full power during December 2001, with the exception of the following:

"* December 1, 2001(0000) - The unit continued coast down to the refueling outage. Power level at the end of the month was down to 1075 MWe.

"* December 2, 2001 (0005) - The unit reduced power to 920 MWe to remove the 16B feedwater heater from service and to perform Turbine Control Valve testing. The unit returned to effective full power at 0715 hours0.00828 days <br />0.199 hours <br />0.00118 weeks <br />2.720575e-4 months <br />. Total duration of the power reduction was 7 hours8.101852e-5 days <br />0.00194 hours <br />1.157407e-5 weeks <br />2.6635e-6 months <br /> and 10 minutes.

"* December 15, 2001(0500) - The unit reduced power to 1000 MWe to remove the 16A feedwater heater from service to support coast down. The unit returned to effective full power at 0745 hours0.00862 days <br />0.207 hours <br />0.00123 weeks <br />2.834725e-4 months <br />. 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 45 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 SL La

II.

Monthly Report for LaSalle County Station Unit Two-December 2001 A.

OPERATING DATA

SUMMARY

FOR UNIT TWO DOCKET NO.:

UNIT:

DATE:

COMPLETED BY:

TELEPHONE:

50-374 LaSalle Two January 2, 2002 A. Duncan (815) 415-2813

1.

Reporting Period: December 2001 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 8597.5 100217.7

6.

Reactor Reserve 0.0 0.0 1716.9 Shutdown Hours

7.

Hours Generator On-744.0 8516.6 98950.6 Line

8.

Unit Reserve 0.0 0.0 0.0 Shutdown Hours

9.

Gross Thermal 2582712.4 29262047.4 307442563.8 Energy (MWHt)

10.

Gross Electric Energy 886242.0 9981029.0 103357489.0 (MWHe)

11.

Net Electrical Energy 859787.0 9683430.0 99329852.0 (MWHe)

12.

Reactor Service 100.0 98.1 66.5 Factor (%)

13.

Reactor Availability 100.0 98.1 67.6 Factor (%)

14.

Unit Service Factor 100.0 97.2 65.6

(%)

15.

Unit Availability 100.0 97.2 65.6 Factor

16.

Unit Capacity Factor 104.0 99.3 62.0 (MDC)

17.

Unit Capacity Factor 100.1 95.8 59.6 (design MWe)

18.

Unit Forced Outage 0.0 2.8 16.3 Factor (%)

19.

Shutdowns Scheduled Over Next 6 scheduled for April 9, 2002.

Months: Mid Cycle Outage L2P01 is

20.

If Shutdown at End of Report Period, Date of Startup: N/A

B.

UNIT SHUTDOWNS AND OPERATING

SUMMARY

REPORT MONTH DECEMBER 2001 NO DATE TYPE (1)

DURATION REASON (2)

METHOD OF CORRECTIVE (HOURS)*

SHUTTING ACTIONS/

DOWN COMMENTS REACTOR (3)

None Year-to-date forced outage hours = 243.4 Cumulative forced outage hours = 19231.4 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 during December 2001, with the exception of the following:

"* December 1, 2001 (0315) - The unit reduced power to 960 MWe due to perform Turbine Control Valve testing. The unit returned to full power at 0726 hours0.0084 days <br />0.202 hours <br />0.0012 weeks <br />2.76243e-4 months <br />. Total duration of the power reduction was 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> and 11 minutes.

"* December 16, 2001 (0315) - The unit reduced power to 960 MWe due to perform Turbine Control Valve testing. The unit returned to full power at 0705 hours0.00816 days <br />0.196 hours <br />0.00117 weeks <br />2.682525e-4 months <br />. 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 50 minutes.

"* December 30, 2001 (0245) - The unit reduced power to 950 MWe due to perform Turbine Control Valve testing. The unit returned to full power at 1745 hours0.0202 days <br />0.485 hours <br />0.00289 weeks <br />6.639725e-4 months <br />. Total duration of the power reduction was 15 hours1.736111e-4 days <br />0.00417 hours <br />2.480159e-5 weeks <br />5.7075e-6 months <br />.

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