ML20137Q881

Monthly Operating Repts for Mar 1997 for LaSalle County Station Units 1 & 2

ML20137Q881
Person / Time
Site:	LaSalle
Issue date:	03/31/1997
From:	Calfa L, Dacimo F COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9704110159
Download: ML20137Q881 (13)

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Chmnumwrattli lxfiwn Company

, lasalic Generating Stati.in

• i Neol North 21st Road Marwilles 11.613 a 19757 Tel Hl5 357 6761 2

April 4,' 1997.

United States Nuclear Regulatory Commission

, Washington, D.C. 20555 l

Attention: Document Control Desk

Subject:

LaSalle County Station Units 1 and 2  :

Monthly Performance Report NRC Docket Numbers 50-373 and 50-374 i

} I Enclosed is the LaSalle County Station Monthly Performance Report for the l month of March,1997.

Respectfully, c.

Fred Dacimo Plant General Manager LaSalle County Station Enclosure cc: A. B. Beach, NRC Region ill Administrator

! M. P. Huber, NRC Senior Resident inspector - LaSalle M. L. Dapas, NRC Region Ill Branch Chief D. M. Skay, Project Manager, NRR - LaSalle C. H. Mathews, IDNS Resident inspector - LaSalle O D. Deppa, IDNS Reactor Safety - Springfield rPi P. Doverspike, GE Representative - LaSalle D. L. Farrar, Nuclear Regulatory Services Manager i INPO - Records Center I

9704110159 970331 PDR ADOCK 05000373 R pop ,

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i LASALLE NUCLEAR POWER STATION UNIT 1 AND UNIT 2 ,

MONTHLY PERFORMANCE REPORT 3

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COMMONWEALTH EDISON COMPANY

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NRC DOCKET NO. 050-373 NRC DOCKET NO. 050-374 i I

i LICENSE NO. NPF-11 LICENSE NO. NPF-18 1 8

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TABLE OF CONTENTS

1. Monthly Report for LaSalle Unit One A.' Summary of Operations Experience B. Operating Data Report C. Average Daily Power Level ,

D. Unit Shutdowns and Power Reductions E. Unique Reporting Requirements ll. Monthly Report for LaSalle Unit Two A. Summary of Operations Experience B. Operating Data Report C. Average Daily Power Level D. Unit Shutdowns and Power Reductions E. Unique Reporting Requirements I

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1. , Monthly Report for LaSalle Unit One-March,1997 A.

SUMMARY

OF OPERATING EXPERIENCE FOR UNIT ONE DAY TIME EVENT Reactor suberitical, generator 1 0000 off-line. Maintenance outage in progress.

Reactor subcritical, generator 31 2400 off-line. Maintenance outage in progress.

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B.f OPERATING DATA REPORT FOR UNIT ONE DOCKET NO.: 050-373 UNIT: LaSalle One DATE: 04/02/97 COMPLETED BY: L. Calfa i TELEPHONE: (815)357-6761 x2620 OPERATING STATUS - l

- 1. Reporting Period: March,1997 Gross Hours: 744 ,

2. Currently Authorized Power Level: 3,323 (MWt)

Design Electrical Rating: 1,078 (MWe-net)

Max Dependable Capacity: 1,036 (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 Cntical 0.0 0.0 78,741.9 Hours

6. Reactor Reserve 0.0 0.0 1,641.2 Shutdown Hours

7. Hours Genwator On- 0.0 0.0 76,838.0 l Line

8. Unit Reserve 0.0 0.0 1.0 Shutdown Hours  ;

g, Gross Thermal 0.0 0.0 228,599,589 Energy (MWHt)

10. Gross Electric Energy 0.0 0.0 76,450,484 (MWHe)  !

11. Not Electrical Energy 0.0 0.0 73,669,454 (MWHe)

12. Reactor Service 0.0 0.0 67.8 Factor (%)

13. Reactor Availability 0.0 0.0 69.2 Factor (%) ,

14. Unit Service Factor 0.0 0.0 66.1  ;

(%) i i 15. Unit Availability 0.0 0.0 66.1  !

Factor  ;

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16. Unit Capacity Factor 0.0 0.0 61.2 4

(MDC)  :

17. Unit Capacity Factor 0.0 0.0 58.8 (design MWe) ,

, 18. Unit Forced Outage 0.0 0.0 9.2 ,

Factor (%) l i

19. Shutdowns Scheduled Over Next 6 Months: Maintenance Outage, 10/29/96

20. If Shutdown at End of Report Period, Date of Startup: 9/22/97 t ,e _,c.. __,__m -

C., AVERAGE DAILY UNIT POWER LEVEL (MWe-Net) FOR UNIT ONE DOCKET NO.: 050-373 UNIT: LaSalle One DATE: 04/02/97 COMPLETED BY: L. Calfa ,

TELEPHONE: (815)357-6761 x2620 MONTH: March,1997: ,

DAY POWER DAY POWER 1 0 17 0 i'

2 0 18 0 3 0 19 0

t 4 0 20 0 ,

i 5 0 21 0 i 6 0 22 0 7 0 23 0 8 0 24 0 9 0 25 0 10 0 26 0  ;

11 0 27 0 12 0 28 0 4

13 0 29 0 14 0 30 0 ,

M 15 0 31 0  ;

16 0

D. UNIT SHUTDOWNS AND POWER REDUCTIONS >20% FOR UNIT ONE .

METHOD OF CORRECTIVE SHUTTING DOWN ACTIONS OR YEARLY TYPE THE REACTOR COMMENTS SEQUENTIAL DATE F: FORCED DURATION OR REDUCING NUMBER (YY/MM/DD) S: SCHEDULED (HOURS) REASON CODE POWER Maintenance outage 05 96/10/29 S 744 8 2 due to engineering concems.

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l Summary of Operation:

The unit remained shutdown for the entire month.

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E. UNIQUE REPORTING REQUIREMENTS FOR UNIT ONE

1. Challenges to Safety / Relief Valve Operations-None

2. Major Chsnges to Radioactive Waste Treatment System-None

3. Off-Site Dose Calculation Manual Changes-None

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II. Monthly Report for LaSalle Unit Two--March,1997 A.

SUMMARY

OF OPERATING EXPERIENCE FOR UNIT TWO 1

DAY TIME EVENT Reactor subcritical, generator 1 0000 off-line. Refuel outage, L2R07.

Reactor subcritical, generator 31 2400 off-line. Refuel outage, L2R07.

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B. OPERATING DATA REPORT FOR UNIT TWO 4 4 DOCKET NO.: 050-374 UNIT: LaSalle Two DATE: 04/02/97 COMPLETED BY: L. Calfa TELEPHONE: (815)357-6761 x2620 OPERATING STATUS i

1. Reporting Period: March,1997 Gross Hours: 744 ,

2. Currently Authorized Power Level: 3,323 (MWt)

Design Electrical Rating: 1,078 (MWe-net)

Max Dependable Capacity: 1,036 (MWe-net) 4

3. Power Level To Which Restricted (If Any): None

4. Reasons For Restricti>n (If Any): N/A THIS MONTH YEAR-TO-DATE CUMULATIVE

5. Reac'or Critical 0.0 0.0 77,026.4 Hours

6. Reactor Reserve 0.0 0.0 1,716.9 Shutdown Hours

7. Hours Generator On- 0.0 0.0 75,970.2 une

8. Unit Reserve 0.0 0.0 0.0 Shutdown Hours

9. Gross Thermal 0.0 0.0 230,522,687 Energy (MWHt)

10. Gross Electric Energy 0.0 0.0 77,175,924 (MWHe)

11. Net Electrical Energy 0.0 0.0 73,973,643 (MWHe)

12. Reactor Service 0.0 0.0 70.6 Factor (%)

13. Reactor Availability 0.0 0.0 72.1 Factor (%)  ;

14. Unit Service Factor 0.0 0.0 69.6

(%)

15. Unit Availability 0.0 0.0 69.6 Factor

16. Unit Capacity Factor 0.0 0.0 65.4 (MDC)  ;

62.9

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17. Unit Capacity Factor 0.0 0.0 (design MWe)

18. Unit Forced Outage 0.0 0.0 9.1 Factor (%) i

19. Shutdowns Scheduled Over Next 6 Months: Refuel,09/20/96

20. If Shutdown at End of Report Period, Date of Startup: Undetermined i

LC. AVERAGE DAILY UNIT PQWER LEVEL /MWe-Net) FOR UNIT TWO DOCKET NO.: 050-374 UNIT: LaSalle Two DATE: 04/02/97 COMPLETED BY: L. Calfa TELEPHONE: (815)357-6761 x2620 MONTH: March,1997; DAY . POWER DAY POWER 1 0 17 0 2 0 18 0

-3 0 19 0 4 0 20 0 5 0 21 0 6 0 22 0 7 0 23 0 8 0 24 0 9 0 25 0 10 0 26 0 11 0 27 0 12 0 28 0 13 0 29 0 14 0 30 0 15 0 31 0 16 - 0

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d D. UNIT SHUTDOWNS AND POWER REDUCTIONS >20% FOR UNIT TWO .

METHOD OF CORRECTIVE SHUTTING DOWN ACTIONS OR YEARLY TYPE THE REACTOR COMMENTS '

SEQUENTIAL DATE F: FORCED DURATION OR REDUCING NUMBER (YY/MM/DD) S: SCHEDULED (HOURS) REASON CODE POWER 06 96/09/20 S 744 C 2 Refuel Outage (L2R07) 1 Summary of Operation:

The unit was in a scheduled refuel outage the entire month.

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E. UNIQUE REPORTING REQUIREMENTS FOR UNIT TWO [

1. Challenges to Safety / Relief Valve Operations-N one ,

2. Major Changes to Radioactive Waste Treatment Systems-None

3. ON Site Dose Calculation Manual Changes-None 4

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