ML20116M648

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Monthly Operating Rept for July 1996 for Bs NPP Units 1 & 2
ML20116M648
Person / Time
Site: Byron  Constellation icon.png
Issue date: 07/31/1996
From: Kofron K, Vogl J
COMMONWEALTH EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BYRON-96-0214, BYRON-96-214, NUDOCS 9608200248
Download: ML20116M648 (13)
v • d • e


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Commonwcalth Edimn Company it)ron Generating Station 4 450 Nonh German Church Road

11) ron, IL 61010-97W Tel H1 s-234 5 4 41 August 8, 1996 i

I LTR: BYRON 96-0214 FILE: 2.7.200 l

U.S. Nuclear Regulatory Commission Washington, D.C. 20555-0001 ATTENTION: Document Control Desk

SUBJECT:

Monthly Operating Report  !

Byron Nuclear Power Station, Units 1 and 2 NRC Docket Numbers: 50: 454 and 455 ,

1 Gentlemen:

Enclosed for your information is the Monthly Operating Report covering Byron Nuclear Power Station for the period July 1 through July 31, 1996.

Sincerely, l

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/ J r-K. L. Kofron /

Station Manager Byron Nuclear Power Station KLK/JV/rp cc: A.B. Beach, Regional Administrator - RIII G. Dick, Byron Project Manager - NRR /

S. Burgess, Senior Resident Inspector - Byron ,7 Office of Nuclear Safety - IDNS j INPO Records Center 1 F. Yost - Utility Data Institute, Inc.

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9608200248 966731 , I PDR ADOCK 05000454 R PDR (pn96hyrltrs\960214wpf 1)

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l BYRON NUCLEAR POWER STATION l UNIT 1 AND UNIT 2 MONTHLY PERFORMANCE REPORT COMMONWEALTH EDISON COMPANY l l

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i NRC DOCKET NO. 050-454 NRC DOCKET NO. 050-455 LICENSE NO. NPF-37 LICENSE NO. NPF-66 (p;W6byritn\960214fiO80796\2)

Is Monthly Report for Byron UNIT 1 for the month of July, 1996 A. Summary of Operatinct Experience for Unit 1 The Unit began this reporting period in Mode 2 (Startup).

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. l 3 OPERATING DATA REPORT UNIT ONE DOCKET NO.- 050-454 UNIT: Byron One

. DATE: 08/07/96 COMPILED BY: J. Vogl TELEPHONE: (815)234-5441 x2282 I 1

OPERATING STATUS

1. Reporting Period: July, 1996 Gross Hours: 744 ,

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2. Currently Authorized Power Level: 3411 (MWt)

Design Electrical Rating: 1175 (MWe-gross) '

Design Electrical Rating: 1120 (MWe-net)

Max Dependable Capacity: 1105 (MWe-net) l

3. Power Level to Which Restricted (If Any): None
4. Reasons for Restriction (If Any) : N/A l

l THIS MONTH YR TO DATE CUMUIATIVE*

5. Report Period Mrs. 744 5.111 95,328
6. Rx Critical Hours 744 3,032.5 78,251.8
7. Rx Reserve Shutdown Hours 0 0 38
8. Hours Generator on Line 672.2 2,954.3 77,453.9
9. Unit Reserve Shutdown Hours 0 0 0
  • 10. Gross Thermal Energy (MWH) 1,669,483 9,188,664.8 236,953,619.8
11. Gross Elec. Energy (MWH) 554,592 3,118,437 80,174,695 l
12. Net Elec. Energy (PGGI) 521,160 2,942,915 75,995,375
13. Reactor Service Factor 100 59.33 82.09
14. Reactor Availability Factor 100 59.33 82.13
15. Unit Service Factor 90.35 57.80 81.25
16. Unit Availability Factor 90.35 57.80 81.25
17. Unit Capacity Factor (MDC net) 63.39 52.11 72.14
18. Unit Capacity Factor (DER net) 62.54 51.41 71.18
19. Unit Forced Outage Hrs. 0 0 1,794.5
20. Unit Forced Outage Rate 0 0 2.26
21. Shutdowns Scheduled Over Next 6 Months: None
22. If Shutdown at End of Report Period, Estimated Date of Startup: None
23. Units in Test Status (Prior to Commercial Operation) : None
  • Note - The cumulative numbers do not reflect power generated prior to commercial service.

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C. AVERAGE DAILY UNIT POWER LEVEL UNIT ONE DOCKET NO.: 050-454 UNIT: Byron One DATE: 08/07/96 COMPILED BY: J. Vogl TELEPHONE: (815)234-5441 x2282 MONTH: July, 1996 DAY AVERAGE DAILY POWER LEVEL '

(MWe-Net)

1. -14 MW 16. 1023 MW
2. -14 MW 17, 1022 MW
3. -14 MW 18. 1015 MW
4. 153 MW 19. 1032 MW
5. 174 MW 20. 1064 MW '
6. 196 MW 21. 1083 MW
7. 197 MW 22. 1081 MW

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8. 368 MW 23. 1077 MW
9 403 MW 24. 1076 MW 10, 502 MW 25. 1081 MW
11. 634 MW 26 1084 MW

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12, 645 MW 27. 1078 MW 1

13. 631 MW 28. 933 MW 14, 369 MW 29. 903 MW
15. 928 MW 30. 927 MW
31. 1065 MW INSTRUCTIONS on this form list the average daily unit power level in MWe-Net for each day in the reporting month. -Compute to the nearest whole megawatt. These figures will be used to plot a graph for each reporting month. Note that when maximum dependable capacity is used for the net electrical rating of the unit there may be occasions when the daily average power level exceeds the 100% line (or the restricted power level line.) In such cases the average daily unit power output sheet should be footnoted to explain the apparent anomaly.

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  • BYRON
  • Report Period: July 1996 UNIT SHUTDOWNS / REDUCTIONS (UNIT 1) ************************** .

No. Date Tvoe Hours.gcason Method LER Number System Component Cause & Corrective Action to Prevent Recurrence 4 7/03/96 S 71.8 C 4 B1R07 Ended At 23:49 Hrs 7/03/96 5 7/13/96 F 33.0 A 5 Oil Leak On Turbine Generator Air Side Seal Oil Cooler

  • Summary
  • TYPE Reason Method System & Component F-Forced A-Equip Failure F-Admin 1-Manual Exhibit F & H S-Sched B-Maint or Test G-Oper Error 2-Manual Scram Instructions for C-Refueling H-Other 3-Auto Scram Preparation of D-Regulatory Restriction 4-Continued Data Entry Sheet E-Operator Training 5-Reduced Load Licensee Event Report

& License Examination 9-Other (LER) File (NUREG-0161)

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V E. UNIOUE REPORTING REOUIREMENTS (UNIT 1) for the month of July, 1996

1. Safety / Relief valve operations for Unit One.

VALVES NO & TYPE PLANT DESCRIPTION DATE ACTUATED ACTUATION CONDITION OF EVENT None

2. Licensee generated changes to ODCM.

None

3. Indications of failed fuel.

No. Fuel Reliability Indicator: FRI = 3.2 E-5 pCi/CC l

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F. LICENSEE EVENT REPORTS (UNIT 1)

The following is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unit One, occurring during the reporting period, July 1, 1996 through July 31, 1996 This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.73.

Occurrence Licensee Event Renort Number Date Title of Occurrence 454-180-96-0011 07/02/96 Reactor Trip From Broken Instrument Air Line To 1FWO39B 454-180-96-0012 07/17/96 Tornado Watch Notification Didn't Happen l

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1 YI. Monthly ReDort for Byron UNIT 2 for the month of July, 1996 A.* Summary of Operatino Exnerience for Un$ U The Unit began this reporting period in Mode 1 (Power Operations).

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B. OPERATING DATA REPORT UNIT TWO DOCKET NO.: 050-455 UNIT: Byron Two DATE: 08/07/96 COMPILED BY: J. Vogl TELEPHONE: (815)234-5441 x2282 OPERATING STATUS

1. Reporting Period: July, 1996. Gross Hours: 744
2. Currently Authorized Power Level: 3411 (MWt)

Design Electrical Rating: 1175 (MWe-gross)

Design Electrical Rating: 1120 (MWe-net)

Max Dependable Capacity: 1105 (MWe-net)

3. Power Level to Which Restricted (If Any) : None
4. Reasons for Restriction (If Any) : N/A THIS MONTH YR TO DATE CUMULATIVE *
5. Report Period Hrs. 744 5,111 78,432
6. Rx Critical Hours 744 4,952.5 69,207.4
7. Rx Reserve Shutdown Hours 0 0 0
8. Hours Generator on Line 744 4,948.1 68,568.8
9. Unit Reserve Shutdown Hours 0 0 .

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10. Gross Thermal Energy (MWH) 2,438,756 16,632,462.6 206,633,665.6
11. Gross Elec. Energy (MWH) 832,059 5,710,567 70,416,232
12. Net Elec. Energy (PSCH) 790,094 5,467,442 66,938,609
13. Reactor Service Factor 100 96.90 88.24
14. Reactor Availability Factor 100 96.90 88.24
15. Unit Service Factor 100 96.81 87.42
16. Unit Availability Factor 100 96.81 87.42
17. Unit Capacity Factor (MDC net) 96,13 96.81 77.24
18. Unit Capacity Factor (DER net) 94.82 95.51 76.20
19. Unit Forced Outage Hrs. 0 162.9 1,562.1
20. Unit Forced Outage Rate 0 3.19 2.23
21. Shutdowns Schedulud Over Next 6 Months: 1 (B2R06)
22. If Shutdown at End of Report Period, Date of Startup: None
23. Units in Test Status (Prior to Commercial Operation): None J
  • Note - The cumulative numbers do not reflect power generated prior to commercial service.

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l C. AVERAGE DAILY UNIT POWER LEVEL UNIT TWO DOCKET.NO.- 050-455 j UNIT: Byron Two 1 DATE: 08/07/96 COMPILED BY: J. Vogl TELEPHONE: (815)234-5441 x2282 MONTH: July, 1996 DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

1. 1095 MW 16. 1100 MW
2. 1095 MW 17. 1090 MW
3. 1092 MW 18. 1077 MW
4. 1103 MW 19. 1080 MW
5. 1024 MW 20. 1086 MW
6. 1096 MW 21. 1081 MW 7, 1095 MW 22, 1067 MW
8. 1102 MW 23. 1036 MW
9. 1102 MW 24. 1028 MW 10, 1078 MW 25. 1024 MW
11. 1110 MW 26, 1012 MW
12. 1102 MW 27. 999 MW
13. 1039 MW 28. 988 MW i
14. 1105 MW 29. 971 MW
15. 1108 MW 30. 964 MW
31. 956 MW i

INSTRUCTIONS i on this form list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt. These figures j will be used to plot a graph for each reporting month. Note that when maximum

! dependable capacity is used for the net electrical rating of the unit there d

may be occasions when the daily average power level exceeds the 100% line (or the restricted power level line.) In such cases the average daily unit power output sheet should be footnoted to explain the apparent anomaly.

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  • BYRON
  • Report Period: July, 1996 UNIT SHUTDOWNS / REDUCTIONS (UNIT 2) ************************** .

No. Date Type Hours Reason Method LER Number System ComDonent Cause & Corrective Action To Prevent Recurrence NO SHUTDOWNS FOR UNIT TWO IN JULY

  • Summary
  • TYPE Reason Method System & Component F-Forced A-Equip Failure F-Admin 1-Manual Exhibit F & H S-Sched B-Maint or Test G-Oper Error 2-Manual Scram Instructions for C-Refueling H-Other 3-Auto Scram Preparation of D-Regulatory Restriction 4-Continued Data Entry Sheet E-Operator Training 5-Reduced Load Licensee Event Report

& License Examination 9-Other (LER) File (NUREG-0161) ,

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E, UfDOUE REPORTING REOUIREMENTS (UNIT 2) for the month of July, 1996

1. Safety / Relief valve operations for Unit Two.

VALVES NO & TYPE PLANT DESCRIPTION DATE ACTUATED ACTUATION CONDITION OF EVENT None

2. Licensee generated changes to ODCM.

None

3. Indications of failed fuel.

No. Fuel Reliability Indicator: FRI = 1.2 E-5 pCi/CC (p:\%byrirrs\%0214f\0807%\l3)

T F. LICENSEE EVENT REPORTS (UNIT 2)

The following is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unit Two, occurring during the reporting period,  !

July 1, 1996 through July 31, 1996. This information is provided pursuant to the  !

reportable occurrence reporting requirements as set forth in 10CFR 50.73.

Occurrence Licensee Event Report Number Date Title of Occurrence None i

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