ML020860448

February 2002 Monthly Operating Report for LaSalle County Station, Units 1 & 2

ML020860448
Person / Time
Site:	LaSalle
Issue date:	03/15/2002
From:	Riffer W Exelon Generation Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML020860448 (7)

Text

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Exelen,.

Exelon Generation Company, LLC www.exeloncorp.com Nuclear LaSalle County Station 2601 North 21" Road Marseilles, IL 61341-9757 March 15, 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 February 2002 Enclosed is the Exelon Generation Company (EGC), LLC, Monthly Operating Report for LaSalle County Station covering the period from February 1 through February 28, 2002. This report is submitted in accordance with Technical Specification 5.6.4.

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

Respectfully, 4.William Rifler fRegulatory Assurance Manager LaSalle County Station Enclosure cc:

Regional Administrator - NRC Region Ill 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

Monthly Report for LaSalle County Station Unit One-February 2002 A.

OPERATING DATA

SUMMARY

FOR UNIT ONE DOCKET NO.:

50-373 UNIT:

LaSalle One DATE:

March 1, 2002 COMPLETED BY:

A. Duncan TELEPHONE:

(815) 415-2813

1.

Reporting Period: February 2002 Gross Hours: 672

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 621.6 841.9 108492.4

6.

Reactor Reserve 0.0 0.0 1641.2 Shutdown Hours

7.

Hours Generator 595.2 811.2 106282.4 On-Line

8.

Unit Reserve 0.0 0.0 1.0 Shutdown Hours

9.

Gross Thermal 1714876.6 2398118.9 325382500.9 Energy (MWHt)

10.

Gross Electric Energy 581658.0 804757.0 109118928.0 (MWHe)

11.

Net Electrical Energy 567533.0 777996.0 105393562.0 (MWHe)

12.

Reactor Service 92.5 59.5 68.1 Factor (%)

13.

Reactor Availability 92.5 59.5 69.2 Factor (%)

14.

Unit Service Factor 88.6 57.3 66.7

(%)

15.

Unit Availability 88.6 57.3 66.7 Factor

16.

Unit Capacity Factor 76.0 49.5 61.9 (MDC)

17.

Unit Capacity Factor 73.2 47.6 59.5 (design MWe)

18.

Unit Forced Outage 0.0 0.0 11.1 Factor (%)

1_

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 FEBRUARY 2002 NO DATE TYPE (1)

DURATION REASON (2)

METHOD OF CORRECTIVE (HOURS)*

SHUTTING ACTIONS/

DOWN COMMENTS REACTOR (3)

None, 02/01/02 S

81.0 C

4 Refueling Outage Year-to-date forced outage hours = 0.0 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)

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

SUMMARY

LaSalle Unit 1 operated at full power during February 2002, with the exception of the following:

"* February 1, 2002 (0000) - The unit started the month in a refueling outage. The unit went critical at 0227 on February 3, 2002. The unit returned to full power at 0234 hours0.00271 days <br />0.065 hours <br />3.869048e-4 weeks <br />8.9037e-5 months <br /> on February 9, 2002. Total duration of the outage for the month was 194 hours0.00225 days <br />0.0539 hours <br />3.207672e-4 weeks <br />7.3817e-5 months <br /> and 34 minutes.

"* February 11, 2002 (0110) - The unit reduced power to 845 MWe for a control rod adjustment. The unit returned to full power at 0925 hours0.0107 days <br />0.257 hours <br />0.00153 weeks <br />3.519625e-4 months <br /> on February 12, 2002. Total duration of the power reduction was 32 hours3.703704e-4 days <br />0.00889 hours <br />5.291005e-5 weeks <br />1.2176e-5 months <br /> and 15 minutes.

"* February 14, 2002 (2000) - The unit reduced power to 650 MWe for a power suppression testing. The unit returned to full power at 0000 hours0 days <br />0 hours <br />0 weeks <br />0 months <br /> on February 18, 2002. Total duration of the power reduction was 76 hours8.796296e-4 days <br />0.0211 hours <br />1.256614e-4 weeks <br />2.8918e-5 months <br />.

"* February 19, 2002 (2000) - The unit reduced power to 870 MWe for a control rod adjustment. The unit returned to full power at 1700 hours0.0197 days <br />0.472 hours <br />0.00281 weeks <br />6.4685e-4 months <br /> on February 20, 2002. Total duration of the power reduction was 21 hours2.430556e-4 days <br />0.00583 hours <br />3.472222e-5 weeks <br />7.9905e-6 months <br />.

II.

Monthly Report for LaSalle County Station Unit Two-February 2002 A.

OPERATING DATA

SUMMARY

FOR UNIT TWO DOCKET NO.:

UNIT:

DATE:

COMPLETED BY:

TELEPHONE:

50-374 LaSalle Two March 1,2002 A. Duncan (815) 415-2813

1.

Reporting Period: February 2002 Gross Hours: 672

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 672.0 1416.0 101633.7

6.

Reactor Reserve 0.0 0.0 1716.9 Shutdown Hours

7.

Hours Generator On-661.2 1405.2 100355.8 Line

8.

Unit Reserve 0.0 0.0 0.0 Shutdown Hours

9.

Gross Thermal 2209525.2 4721813.6 312164377.5 Energy (MWHt)

10.

Gross Electric Energy 752652.0 1612098.0 104969587.0 (MWHe)

11.

Net Electrical Energy 735915.0 1573772.0 100903624.0 (MWHe)

12.

Reactor Service 100.0 100.0 66.8 Factor (%)

13.

Reactor Availability 100.0 100.0 67.9 Factor (%)

14.

Unit Service Factor 98.4 99.2 65.9

(%)__

15.

Unit Availability 98.4 99.2 65.9 Factor

16.

Unit Capacity Factor 98.6 100.0 62.4 (MDC)

17.

Unit Capacity Factor 94.9 96.3 60.0 (design MWe)

18.

Unit Forced Outage 1.6 0.8 16.1 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 FEBRUARY 2002 NO DATE TYPE (1)

DURATION REASON (2)

METHOD OF CORRECTIVE (HOURS)*

SHUTTING ACTIONS/

DOWN COMMENTS REACTOR (3) 2/4/02 F

10.8 B

5 Rector remained critical during shutdown.

Shutdown was to repair brushes on the main generator.

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 operated at full power during February 2002, with the exception of the following:

"* February 4, 2002 (1338) - The unit reduced power to 0 MWe to repair the main generator.

The Unit did not go subcritical. The turbine was taken off-line on February 6, 2002 at 0332 hours0.00384 days <br />0.0922 hours <br />5.489418e-4 weeks <br />1.26326e-4 months <br />. The unit returned to full power at 0545 hours0.00631 days <br />0.151 hours <br />9.011243e-4 weeks <br />2.073725e-4 months <br /> on February 8, 2002. Total duration of the power reduction was 88 hours0.00102 days <br />0.0244 hours <br />1.455026e-4 weeks <br />3.3484e-5 months <br /> and 7 minutes.

"* February 9, 2002 (2356) - The unit reduced power to 870 MWe for a control rod adjustment.

The unit returned to full power at 1630 hours0.0189 days <br />0.453 hours <br />0.0027 weeks <br />6.20215e-4 months <br /> on February 9, 2002. Total duration of the power reduction was 16 hours1.851852e-4 days <br />0.00444 hours <br />2.645503e-5 weeks <br />6.088e-6 months <br /> and 34 minutes.

"* February 17, 2002 (0245) - The unit reduced power to 970 MWe for a control rod adjustment.

The unit returned to full power at 1635 hours0.0189 days <br />0.454 hours <br />0.0027 weeks <br />6.221175e-4 months <br />. Total duration of the power reduction was 13 hours1.50463e-4 days <br />0.00361 hours <br />2.149471e-5 weeks <br />4.9465e-6 months <br /> and 50 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