ML20134L865

Monthly Operating Repts for Jan 1997 for Byron Nuclear Power Station

ML20134L865
Person / Time
Site:	Byron
Issue date:	01/31/1997
From:	Kofron K, Vogl J COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BYRON-97-0029, BYRON-97-29, NUDOCS 9702190324
Download: ML20134L865 (14)

Text

3 Osmmonwealth lilivin Gampany Ilynsn Generating Station

. 4450 Nonh Gennan Church Road

,llyn>n,11. 61010979 6 lol 8142.444441 February 10, 1997 i

LTR: BYRON 97-0029 FILE: 2.7.200 l

U.S. Nuclear Regulatory Commission l Washington, D.C. 20555-0001 1

ATTENTION: Document Control Desk I

SUBJECT:

Monthly Operating Report l Byron Nuclear Power Station, Units 1 and 2  !

NRC Docket Numberst 50: 454 and 455 l l

l Gentlemen:

Enclosed for your information is the Monthly Operating Report covering Byron Nuclear Power Station for the period January 1 through ]

January 31, 1997. ,

I Sincerely,

. L. K f dn Station Manager Byron Nuclear Power Station ,

l KLK/JV/rp l cc: A.B. Beach, Regional Administrator - RIII G. Dick, Byron Project Manager - NRR S. Burgess, Senior Resident Inspector - Byron f Office of Nuclear Safety - IDNS U l INPO Records Center , ,.ff k F. Yost - Utility Data Institute, Inc. /' j

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BYRON NUCLEAR POWER STATION -

UNIT 1 AND UNIT 2 i

i MONTHLY PERFORMANCE REPORT 1

i COMMONWEALTH EDISON COMPANY NRC DOCKET NO. 050-454 NRC DOCKET NO. 050-455 LICENSE NO. NPF-37 LICENSE NO. NPF-66 (p:\97byrltrs\970029.wpf-2)

., I. Monthly Report for Byron UNIT 1 for the month of January, 1997.

• Summary of Ooeratina Exoerience for Unit 1 A.

The Unit began this reporting period in Mode 1 (Power Operations).

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-s l B. OPERATING DATA REPORT UNIT ONE  ;

I , DOCKET NO.: 050-454

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UNIT: Byron One DATE: 02/10/97 COMPILED BY: J. Vogl ,

l TELEPHONE: (815)234-5441 x2282 s

OPERATING STATUS l 1. Reporting Period: January, 1997 Gross Hours: 744 i 2. Currently Authorized Power Level: 3411 (MWt)

Design Electrical Rating: 1175 (MWe-gross) 6 Design Electrical Rating: 1120 (MWe-net)

Max Dependable Capacity: 1105 (MWe-net) j

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

4. Reasons for Restriction (If Any) : N/A r

THIS MONTH YR TO DATE CUMULATIVE *

5. Report Period Hrs. 744 744 99,745 l

6. Rx Critical Hours 744 744 82,629.5  ;

7. Rx Reserve Shutdown Hours 0 0 38 .

8. Hours Generator on Line 744 744 81,832 ,

9. Unit Reserve Shutdown Hours 0 0 0

• 10. Gross Thermal Energy (MWH) 2,448,266 2,448,266 251,267,536.8

11. Gross Elec. Energy (FOM) 847,503 847,503 85,112,524 l

12. Net Elec. Energy (MWH) 808,226 808,226 80,712,981

13. Reactor Service Factor 100 100 82.84

14. Reactor Availability Factor 100 100 82.88

15. Unit Service Factor 100 100 82.04 l

16. Unit Availability Factor 100 100 82.04 j

17. Unit Capacity Factor (MDC net) 98.31 98.31 73.23

18. Unit Capacity Factor (DER net) 96.99 96,99 72.25

19. Unit Forced Outage Hrs. 0 0 1,833.4

20. Unit Forced Catage Rate 0 0 2.19 21 Shutdowns Scheduled Over Next 6 Months: B1F17

22. If Shutdown at End of Report Period, Estimated Date of Stertup: None

23. Units in Test Status (Prior to Commercial Operation): None

• Note - The cumulative numbers do not reflect power l generated prior to commercial service.

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L C. AVERAGE DAILY UNIT POWER LEVEL UNIT ONE DOCKET NO.: 050-454

[ UNIT: Byron One DATE: 02/10/97 ,

COMPILED BY: J. Vogl TELEPHONE: (815)234-5441 4 x2282 i MONTH: January, 1997 ,

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-DAY AVERAGE DAILY POWER LEVEL l  ;

l (MWe-Net) i

1. 1076 MW 16. 1090 MW j l

2. 1077 MW 17. 1091 MW l

3. 1084 MW 18. 1090 MW l

4. 1085 MW 19. 1085 MW

5. 1090 MW 20. ___ 1087 MW l

6. 1088 MW 21. 1086 MW

7. 1088 MW 22. 1089 MW

8. 1088 MW 23. 1092 MW

9. 1085 MW 24, 1090 MW i

10. 1089 MW 25. 1092 MW l

11, 1092 MW 26, 1088 MW

12. 1091 MW 27, 1085 MW 13, 1089 MW 28, 1091 MW 14, 1085 MW 29. 1089 MW l

15. 1043 MW 30, 1087 MW 31, 1000 MW  ;

INSTRUCTIONS I On this form list the average daily unit power level in MWe-Net for each day in j 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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Report Period: January, 1997

• BYRON

• UNIT SHUTDOWNS / REDUCTIONS ,

(UNIT 1) **************************

No. Date Tvoe Hours Reason Method LER Number System Component Cause & Corrective Action to Prevent Recurrence i l

No shutdowns Or Major Reductions For Unit 1 in January

• Summary

• TYPE Reason Method System & Component t

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. UNIOUE REPORTING REOUIREMENTS (UNIT 1) for the month of January, 1997

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.

l None l l

3. Indications of failed fuel.

No. Fuel Reliability Indicator: FRI = 1.5 E-5 pCi/CC l

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F. LIC'ENSEE EVENT REPORTS (UNIT 1) ,

The following is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unit One, occu. ng during the reporting period, January 1, 1997 through January 31, 1997. 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 454-180-97-0001 01/31/97 1A Diesel Generator Hydros not performed in accordance with technical specifications.

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I,I . Morithly Report for Byron UNIT 2 for the month of January, 1997 A. Summary of Operatina Experience for Unit 2 l

The Unit began this reporting period in Mode 1 (Power operations),

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B. OPERATING DATA REPORT UNIT TSO DOCKET NO.: 050-455 UNIT: Byron Two DATE: 02/10/97 COMPILED BY: J. Vogl TELEPHONE: (815)234-5441 x2282 OPERATING STATUS

1. Reporting Period: January, 1997. 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. 744 744 82,849

6. Rx Critical Hours 744 744 72,266.7

7. Rx Reserve Shutdown Hours 0 0 0

8. Hours Generator on Line 744 744 71,590.6 i

9. Unit Reserve Shutdown Hours 0 0 0

10. Gross Thermal Energy (MWH) 2,419,944 2,419,944 216,282,418.6

11. Gross Elec. Energy (MKH) 832,924 832,924 73,733,413 )

12. Net Elec. Energy (MWH) 797,508 797,508 70,089,479

13. Reactor Service Factor 100 100 87.23 1

14. Reactor Availability Factor 100 100 87.23

15. Unit Service Faitor 100 100 86.41

16. Unit Availability Factor 100 100 86.41

17. Unit Capacity Factor (MDC net) 97.01 97.01 76.56

18. Unit Capacity Factor (DER net) 95.71 95.71 73.53

19. Unit Forced Outage Hrs. 0 0 1,815.4

20. Unit Forced Outage Rate 0 0 2.47

21. Shutdowns Scheduled Over Next 6 Months: None

22. If Shutdown at End of Report Period, Date of Startup: None

23. Units in Test Status (Prior to Commercial Operation): None I

• Note - The cumulative numbers do not reflect power generated prior to commercial service.

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C. AVERAGE DAILY UNIT PO"ER LEVEL UMIT TWO DOCKET NO.. 050-455 UNIT: Byron Two DATE: 02/10/97 COMPILED BY: J. Vogl TELEPHONE: (815)234-b441 x2282 MONTH: January, 1997 DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

1. 1099 MW 16. 1123 MW L

2. 849 MW 17. 1125 MW

3. 847 MW 18. 1123 MW

4. 1096 MW 19. 1118 MW

5. 1126 MW 20. 1123 MW

6. 1122 MW 21. 1122 MW

7. 1125 MW 22. 1125 MW i

8. 1126 MW 23. 1130 MW 9, 1123 MW 24. 1126 MW

10. 1125 MW 25. 1127 MW

11. 1127 MW 26. 1123 MW

12. 1126 MW 27. 1120 MW

13. 1127 MW 28, 1127 MW j

14. 1121 MW 29, 1122 MW l l

1118 MW

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15. 30. 986 MW 31, 239 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 i power output sheet should be footnoted to explain the apparent anomaly. {

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• BYRON

• Report Period: January, 1997 UNIT SHUTDOWNS / REDUCTIONS (UNIT 2) **************************

• No. Date Type Hours Reason Method LER Number System Component Cause & Corrective Action To Prevent Recurrence 1 1/02/97 F 40 B 5 FW Pp Ramped Down For FW Pump Swaps 2 1/30/97 F 30 B 5 FW Vlv Ramped Down To Repair Hydraulic Problem On 2FWOO9D Isolation Valve

• 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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4 E. UNIOUE REPORTING REOUIREMENTS (UNIT 2) for the month of January, 1997

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. t No. Fuel Reliability Indicator: FRI = 6.1 E-5 pCi/cc I

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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, January 1, 1997 through January 31, 1997. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.73.

1 Occurrence Licensee Event Report Number Date Title of Occurrence None.

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