ML20129B362

Monthly Operating Repts for Sept 1996 for LCS

ML20129B362
Person / Time
Site:	LaSalle
Issue date:	09/30/1996
From:	Calfa L, Ray D COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9610220410
Download: ML20129B362 (11)

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, , M.trseilks, II 613 i! 9-'57 h ! HIS 3576761 October 9,1996 United States Nuclear Regulatory Commission Washington, D.C. 20555 Attention: Document Control Desk

Subject:

LaSalle County Station Units 1 and 2 Monthly Performance Report NRC Docket Numbers 50 373 and 50-374.

Enclosed is the LaSalle County Station Monthly Performance Report for the month of September,1996.

Respectfully, D.J. Ray Station Manager LaSalle County Station Enclosure cc: A.B. Beach, NRC Region Ill Administrator M. P. Huber, NRC Senior Resident Inspector - LaSalle B. L. Jorgensen - NRC Region Ill Branch Chief D. M. Skay, Project Manager, NRR - LaSalle C. H. Mathews, IDNS Resident Inspector - LaSalle D. Deppa, IDNS Reactor Safety - Springfield P. Doverspike, GE Representative - LaSalle D. L. Farrar, Nuclear Regulatory Services Manager INPO - Records Center DCD - Licensing (Hardcopy: Electronic: )

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LASALLE NUCLEAR POWER STATION UNIT 1 AND UNIT 2 MONTHLY PERFORMANCE REPORT

, COMMONWEALTH EDISON COMPANY NRC DOCKET NO. 050-373

NRC DOCKET NO. 050-374 1

LICENSE NO. NPF-11 l LICENSE NO. NPF-18 4

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TABLE OF CONTENTS i

l. Monthly Report for LaSalle Unit One i

A. Summary of Operations Experience B. Operating Data Report C. Average Daily Power Level

, D. Unit Shutdowns and Power Reductions

11. Monthly Report for LaSalle Unit Two A. Summary of Operations Experience i B. Operating Data Report

C. Average Daily Pov/er Level

, D. Unit Shutdowns and Power Reductions 1

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l. Monthly Report for LaSalle Unit One-September,1996 A.

SUMMARY

OF OPERATING EXPE3;CNCE FOR UNIT ONE DAY TIME EVENT 1 0000 Reactor Critical Commenced power decrease 1 2300 to 850MWe to perform

• surveillances 2 1001 Power level 1100MWe 13 1535 Power level 1128MWe Commenced power decrease 22 1400 to shutdown unit due to turbine control valve problems 22 1707 Inserted manual scram 30 2400 Unit cold shutdown-forced outage L1F35 3

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B. OPERATING DATA REPORT FOR UNIT ONE DOCKET NO.: 050-373 UNIT: ' LaSalle One DATE: 10/09/96 -

COMPLETED BY: L. Calfa TELEPHONE: (815)357-6761 x2620 OPERATING STATUS l

1. Reporting Period: September,1996 Gross Hours: 720

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 l

5. Reactor Critical Hours 521.1 3.777.5 78,719.5 i

6. Reactor Reserve 0.0 0.0 1,641.2  :

Shutdown Hours

7. Hours Generator On- 521.1 3,351.3 76,691.4 Line

8. Unit Reserve 0.0 0.0 1.0 Shutdown Hours 9, Gross Thermal 1,718,811 10,313,978 228,768,795  !

Energy (MWHt)

10. Gross Electric 578,364 3,406,602 76,450,454 (

Energy (MWHe) ,

11. Net Electrical Energy 561,387 3,275,398 73,413,826 (MWHe) ,

12. Reactor Service 72.4 57.5 70.4 Factor (%)

13. Reactor Availability 72.4 57.5 71.9 Factor (%)

14. Unit Service Factor 72.4 51.0 68.6

(%)

15. Unit Availability 72.4 51.0 68.6 Factor 16, Unit Capacity Factor 75.3 48.1 63.4 (MDC)

17. Unit Capacity Factor 72.3 46.2 60.9 (design MWe)

18. Unit Forced Outage 27.6- 18.5 8.4 Factor (%)

19. Shutdowns Scheduled Over Next 6 Months: Forced Outage,09/22/96 -

20. If Shutdown at Er d of Report Period, Estimated Date of Startup: 11/15/96 r

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C. AVERAGE DAILY UNIT POWER LEVEL (MWe-Net) FOR UNIT ONE DOCKET NO.: 050-373 UNIT: LaSalle One DATE: 10/09/96 COMPLETED BY: L. Calfa TELEPHONE: (815)357-6761 x2620

MONTH

- September,1996:

DAY POWER DAY POWER I 1098 1 1078 17 l

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2 988 18 1097

{ 3 1110 19 1094 1 4 1072 20 1104 5 1071 21 1108 6 1075 22 753

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7 1075 23 -12

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8 1076 24 -11 9 1076 25 -11 i

l 10 1080 26 -10

11 1081 27 -9 12 1084 28 -9 i

13 1091 29 -9 14 1097 30 -9

. 15 1096 16 1097 i

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 NUMEER (YY/MM/DD) S: SCHEDULED (HOURS) REASON CODE POWER Turbine ControlValve 05 96/09/22 F 198.9 A 2 No. 4 Failing Open Summary of Operation:

The unit started the month at full power operation. On September 22,1996 at approximately 1400 hours0.0162 days <br />0.389 hours <br />0.00231 weeks <br />5.327e-4 months <br /> a power decrease was commenced to shutdown the unit due to problems with the No. 4 Turbine Control Valve. At 1707 that same day a manual scram was inserted. The unit remained shut down for the remainder of the month.

11. Monthly Report for LaSalle Unit Two-September,1996 A.

SUMMARY

OF OPERATING EXPERIENCE FOR UNIT TWO DAY TIME EVENT 1 0000 Reactor Critical Unit coasting down for refueling 20 0048 outage,135 MWe 20 0107 Power level 62 MWe 20 0122 Tripped Main Turbine 20 0204 Reactor Scram 30 2400 Refuel outage L2R07

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B. OPERATING DATA REPORT FOR UNIT TWO DOCKET NO.: 050-374 UNIT: LaSalle Two

, DATE: 10/09/96 COMPLETED BY: L. Calfa

TELEPHONE: (815)357-6761 x2620 OPERATING STATUS

1. Reporting Period: September,1996 Gross Hours: 720 1

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 Restriction (If Any): N/A THIS MONTH YEAR-TO-DATE CUMULATIVE

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5. Reactor Critical Hours 458.1 5,755.2 77,044.8 i 6. Reactor Reserve 0.0 0.0 1,716.9 Shutdown Hours

7. Hours Generator On- 457.0 5,650.9 75,492.4 Line

8. Unit Reserve 0.0 0.0 0.0 Shutdown Hours

9. Gross Thermal 1,197,806 17,128,033 229,097,288 Energy (MWHt)

10. Gross Electric 408,438 5,824,691 76,722,547 Energy (MWHe)

11. Net Electrical Energy 394,587 5,642,329 73,795,001 (MWHe)

12. Reactor Service 63.6 87.5 73.5 Factor (%)

13. Reactor Availability 63.6 87.5 75.2 Factor (%)

14. Unit Service Factor 63.5 85.9 72.0

(%)

15. Unit Availability 63.5 85.9 72.0 Factor

16. Unit Capacity Factor 52.9 82.8 68.0 (MDC)

17. Unit Capacity Factor 50.8 79.6 65.3 (design MWe) 18 Unit Forced Outage 0.0 10.5 10.1 Factor (%)

19. Shutdowns Scheduled Over Next 6 Months: Refuel, 09/20/96, 8 weeks

20. If Shutdown at End of Report Period, Estimated Date of Startup: 11/13/96 L

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I C. VERAGE DAILY UNIT POWER LEVEL (MWe-Net) FOR UNIT TWO DOCKET NO.: 050-374

, UNIT: LaSalle Two DATE: 10/09/96 COMPLETED BY: L. Calfa TELEPHONE: (815)357-6761 x2620 MONTH: September,1996:

DAY POWER DAY POWER t

1 919 17 882 2 905 18 877

'T 3 926 19 504 l 4 894 20 -3 5 888 21 -11

! 6 889 22 -11 7 886 23 -11 8 889 24 -11 9 892 25 -11 10 888 26 -10 1-11 880 27 -9 l 12 889 28 -9 13 893 29 -9 14 891 30 -9 15 889 16 883 4

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D. UNIT SHUTDOWNS AND POWER REDUCTIONS >20% FOR UNIT TWO .", I i

METHOD OF CORRECTIVE SHUTTING DOWN ACTIONS OR YEARLY TYPE THE REACTOR COMMENTS SEQUENTIAL DATE F: FORCED DURATION OR REDUCING NUMBER (YYiMM/DD) S: SCHEDULED (HOURS) REASON CODE POWER ,

06 96/09/22 S 263 C 2 Refuel Outage (L2R07)

Summary of Operation:

The unit started the month in a coastdown condition for the upcoming refuel outage. The reactor was manually scrammed on 09/21/96 to start refuel outage L2R07.

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