ML20077S522

Monthly Operating Repts for Dec 1994 for Byron Nuclear Power Station

ML20077S522
Person / Time
Site:	Byron
Issue date:	12/31/1994
From:	Colglazier R, Schwartz G COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BYRON-95-0010, BYRON-95-10, NUDOCS 9501240126
Download: ML20077S522 (14)

Text

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~ CommonweaMh Edison i )

,v Byron Nucteer Staton 4450 Nort German Church Road 7

\j Byron. Illinois 61010 January 10, 1995 LTR: BYRON 95-0010 FILE: 2.7.200 Director, Office of Management Information and Program Control United States Nuclear Regulatory Commission Washington, D.C. 20555 i

6 ATTN: Document Control Desk Gentlemen:

Enclosed for your information is the Monthly Performance Report covering Byron Nuclear Power Station for the period December 1 through December 31, 1994. ,

Sincerely, I I 9

/ JW G. K. Schwartz Station Manager Byron Nuclear Power Station ,

GKS/RC/rp CC:

J.B. Martin, NRC, Region III NRC Resident Inspector Byron IL Dept. of Nuclear Safety Regulatory Services Manager l Nuclear Fuel Services, PWR Plant Support D.R. Eggett, Station Nuclect Engineering INPO Records Center l G.F. Dick, Jr. - USNRC 5 I

F. Yost - Utility Data Institute, Inc.

c ,- 3 S N 00l t] l (9928MM/011095/1) 9501240126 941231 i  :

PDR ADOCK 05000454 /

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

NRC DOCKET NO. 050-454 NRC DOCKET NO. 050-455 1

i LICENSE NO. NPF-37 i LICENSE NO. NPF-66 1

(9928MM/011095/2)

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I. Monthly Reoort for Byron UNIT 1 for the month of December 1994 l

'A . Summary of Ooeratina Excerience for Unit 1 i The Unit began this reporting period in Mode 1 (Power Operations).

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(9928MM/011095/3)

. B. OPERATING DATA REPORT i DOCKET NO.: 050-454 UNIT: Byron One DATE: 01/10/95 ,

COMPILED BY: R. Colglazier j (815)234-5441

[ TELEPHONE:

! x2282 OPEh> TING STATUS l

1. eporting Period: December, 1994. Gross Hours: 744

2. Currently Authorized Power Level: 3411 (MWt) l Design Electrical Rating: 1175 (MWe-gross)

Design Electrical Rating: 1120 (MWe-net)  ;

Max Dependable Capacity: 1105 (MWe-net)  ;

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

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

THIS MONTH YR TO DATE CUMULATIVE *

5. Report Period Mrs. 744 8,015 80,712

6. Rx Critical Hours 454.4 7,174.B 67,985.3 7 Rx Reserve Shutdown Hours 0 0 38

8. Hours Generator on Line 447.7 7,138.1 67,270.2

9. Unit Reserve Shutdown Hours 0 0 0  ;

• 10. Gross Thermal Energy (MWH) 868,645 20,981,890 204,042,989

11. Gross Elec. Energy (MWH) 281,094 7,159,737 68,978,282

12. Net Elec. Energy (MWH) 258,271 6,791,894 65,355,229 j

13. Reactor Service Factor 61.08 89.52 84.23 l

14. Reactor Availability Factor 61.08 89.52 84.28 t 15. Unit Service Factor 60.17 89.06 83.35 l

16. Unit Availability Factor 60.17 89.06 83.35

17. Unit Capacity Factor (MDC net) 31.42 76.69 73.28

18. Unit Capacity Factor (DER net) 30.99 75.66 72.30

19. Unit Forced Outage Hrs. 296.3 296.3 1,794.5

20. Unit Forced Outage Rate 39.83 3.99 2.60

21. Shutdowns Scheduled Over Next 6 Months: None

22. If Sht.tdown at End of Report Period, Estimated Date of Startup: None l

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

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

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• C. AVERAGE DAIUi UNIT POWER LEVEL DOCKET NO. 050-454 UNIT: Byron One DATE: 01/10/94 COMPILED BY: R. Colglazier  !

, TELEPHONE: (815)234-5441 1 l x2282 h i

l l MONTH: December, 1994  !

i DAY AVERAGE DAILY POWER LEVEL .

(MWe-Net) I

1. 1082 MW 16. 106 MW 2, 1077 MW 17. 214 MW

3. 1026 '4W 18. 215 MW

4. -4 MW 19. 211 MW  ;

5. -14 MW 20. 195 MW .

6. -14 MW 21 __ _, 211 MW j 7. -14 MW 22. 207 MW

8. -14 MW 23. 273 MW P

9. -14 MW 24. 443 MW

10. -14 MW 25. 445 MW

11. -14 MW 26. 500 MW i

t l 12. -14 MW 27. 542 MW l

13. -14 MW 28. 961 MW I I

14. -15 MW 29, 1067 MW

15. -14 MW 30. 1069 MW 31, 1070 MW l INSTRUCTIONS ,

On this form list the average daily unit power 2evel in MWe-Net for each day in l

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.

l (9928MM/011095/5)

• BYRON

• Report Period: December, 1994 UNIT SHUTDOWNS / REDUCTIONS .

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

Ng, Date Type HQprp Reason Method LER Number System comoonent Cause & Corrective Action to Prevent Recurrence 7 12/04/94 F 269:19 A 1 CD Condenser Tube Failure In D Waterbox

• Summary

• TYPE Reason Method System & Comoonent 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 .%uto Scram Preparation of D-Regula*ory Restriction 4-Continued Data Entry Sheet E-Operator Training 5-Reduced Load Licensee Event Report

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

(9928MM/011095/6)

E. UNIOUE REPORTING REOUIREMENTS (UNIT 1) for the month of December. 1994

1. Safety / Relief valve operations for Unit One.

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

2. Licensee generated changes to ODCM.

None

3. Indications of failed fuel.

No. Fuel Reliability Indicator: FRI = 2.3 E-4 pCi/CC P

(9928MM/012095/7)

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• F. LICENSEE EVENT REPORTS (UNIT 1) i The follo' wing is a tabular summary of all Licensee Event Reports for p Byrdn Nuclear Power Station, Unit One, occurring during the reporting period, December 1, 1994 through December 31, 1994. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in ,

10CFR 50.73. '

i Occurrence  ;

Licensee Event Reoort Number Date Title of Occurrence  !

454: 94-018 12-15-94 LER 94-018 SI Pump operated In Mode 4 Without ISI8835

! De-energized.

454:94-019 12-21-94 LER 94-019 Missed Data on RCS i Heat Up/Cooldown Surveillance. '

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II. h!cnthlv Recort for Dvron UNIT 2 for the month of December 1994 A. Summary of Ooeratina Exoerience for Unit 2 The Unit began this reporting period in Mode 1 (Power. Operations).

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(9928MM/011095/9)

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• B. OPERATING DATA REPORT l DOCKET NO.: 050-455 l

UNIT: Byron Two I DATE: 01/10/95 l COMPILED BY: R. Colglazier {

TELEPHONE: (815)234-5441 i x2282  !

OPERATING STATUS  !

1. Reporting Period: December, 1994. Gross Hours: 744 i

2. Currently Authorized Power Level: 3411 (MWt)

Design Electrical Rating: 1175 (MWe-gross) ,

Design Electrical Rating: 1120 (MWe-net) i Max Dependable Capacity: 1105 (MWe-net)

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

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

THIS MONTH YR TO DATE CUMULATIVE *

5. Report Period Hrs. 744 8,760 64,561  ;

6. Rx Critical Hours 744 8,709.5 56,515.4

7. Rx Reserve Shutdown Hours 0 0 0

8. Hours Generator on Line 744 8,704.2 55,909.8

9. Unit Reserve Shutdown Hours 0 0 0 l

10. Gross Thermal Energy (MWH) 2,502,958 28,911,971 164,983,898

11. Gross Elec. Energy (MWH) 864,764 9,950,910 56,1-s.184

12. Net Elec. Energy (MWH) 820,665 9,504,170 53,1?% 197 .

13. Reactor Service Factor 100 99.42 6'/ . 5 4 '

14. Reactor Availability Factor 100 99.42 87.54

15. Unit Service Factor 100 99.36 86.60

16. Unit Availability Factor 100 99.36 86.60

17. Unit Capacity Factor (MDC net) 99.82 98.19 74.70

18. Unit Capacity Factor (DER net) 98.49 96.87 73.69

19. Unit Forced Outage Hrs. 0 55.80 1,399.2 i

20. Unit Forced Outage Rate 0 0.64 2.44

21. Shutdowns Scheduled Over Next 6 Months: 1 (B2R05)

22. If Shutdown at End of Report Period, 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.

(9928MM/011095/10)

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• C. AVERAGE DAILY UNIT POWER LEVEL l DOCKET NO.: 050-455 UNIT: Byron Two DATE: 01/10/95 1 j COMPILED BY: R. Colglazier l

, TELEPHONE: (815)234-5441

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MONTH: December, 1994 DAY AVERAGE DAILY POWER. LEVEL (MWe-Net) l

1. 1105 MW 16. 1100 MW '

2. 1104 MW 17, 1112 MW [

3, 1101 MW 18, 1116 MW 4, 1089 MW 19. 1115 MW i

5. 1099 MW 20. 1110 MW

6. 1006 MW 21. 1109 MW 7, 1101 MW 22. 1108 MW c

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! 8. 1103 MW 23. 1106 MW I

9, 1100 MW 24. 1113 MW

10. 1106 MW 25. 1109 MW j 11. 1104 MW 26. 1105 MW

12. _ 1099 MW 27, 1103 MW

13. 1097 MW 28. 1112 MW l 14. 1096 MW 29. 1117 MW l

l 15. 1095 MW 30. 1119 MW l

31. 1120 MW l

INSTRUCTIONS l

l On this form list the average daily unit power level in MWe-Net for each day l in the reporting month. Compute to the nearest whole megawatt. These figu7es l 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 l

power output sheet should be footnoted to explain the apparent anomaly.

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(9928MM/011095/11) l

b Report Period: December, 1994 UNIT SHUTDOWNS / REDUCTIONS BYRON -

(UNIT 2) **************************

No, Date Type Hours Reason Method LER Number System comocnent Cause & Corrective Action To Prevent Recurrence NO SHUTDOWNS OR MAJOR REDUCTIONS FOR UNIT TWO

• Summary

• TYPE Reason Method System & Comoonent 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)

(9928MM/011095/12)

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l E. UNIOUE REPORTING REOUIREMENTS (UNIT 2) for the month of December 1994 l 1. Safety / Relief valve operations for Unit Two. 4 VALVES NO & TYPE PLANT DESCRIPTION l DATE ACTUATED ACTUATION CONDITION OF EVENT None

2. Licensee generated changes to ODCM.

I None i

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3. Indications of failed fuel.

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

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F. LICENSEE EVENT RrjPORTS (UNIT 21, The following is a tabular summary of all Licensee Event Reports for e Byron Nuclear Power Station, Unit Two, occurring during the reporting period, December 1, 1994 through December 31, 1994. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.73.

Occurrence Licensee Event Reoort Number Date Title of Occurrence None L

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