ML20005G809

Monthly Operating Repts for Dec 1989 for Byron Nuclear Power Station,Units 1 & 2.W/900111 Ltr

ML20005G809
Person / Time
Site:	Byron
Issue date:	12/31/1989
From:	Aken R, Pleniewicz R COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BYRON-90-0065, BYRON-90-65, NUDOCS 9001230121
Download: ML20005G809 (14)

Text

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. / 's Commonwealth Edison

,- [ ) Byron Nucint Station

' x J 4450 North C;rman Church Rnd

• ( i (j Byron, Illinois 61010 ,

January 11, 1990 LTR DYRON 90-0065 ,

FILE: 2.7.200

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D.irector, Of fice of Management Information ,

ato Program Control United States Nuclear Regulatory Commission Washington, D.C. 20555  ;

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AT*IN : Document Control Desk Gentlement Enclosed for your information is the Monthly Performance Report covering Byron I Nuclent Power Station for the period December 1 through December 31, 1909.' ,

Sincerely, F

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R. Pleniewicz Station Manager ,

Dyron Nuclear Po r Station RP/RA/bb (0625M/0062M) ces A.D. Davis, NRC, Region III f HRC Resident Inspector Byron ,

Ill. Dept. of Nuclear Safety.

T.J. Maiman/K.L. Graesser Nuclear Licensing Manager ,

Nuclear Fuel Servicec, PNR Plant Support i D. R. Eggett, Station Nuclear Engineering INPO Records Center L. Olshan - USNRC 9001230121 891231 f~  ?

ik PDR ADOCK 05000454 i R PDC l_

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I BYRON NUCLEAR POWER STATION !

UNIT 1 AND UNIT 2  ;

MONTHLY PERFORMANCE REPORT i

COMMONWEALTH EDISON COMPANY NRC DOCKET NO. 050-454 NRC DOCKET NO. 050-455 LICENSE NO. NPF-37 LICENSE NO. NPF-66 i.

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I. Monthly Report for Byron UNIT 1 for the month of Deca =her 1989 A. ..Sanmary of operatina Emperience for Unit i The unit began this reporting period in Mode 1 (Power Operation) at 100%

power. The unit operated at power levels of up to 100% for the reporting I

period. Starting December 11, power was decreased due to coastdown of the unit in preparation for the third Unit I refueling outage.

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B. OPERATING DATA REEQRI DOCKET NO. 050-454 UNIT: Byron One DATE: 01/11/90 COMPILED BYt R. Aken TELEPHONE: (815)234-5441 x2613 OPERATING STATUS

1. Reporting Period December 1989. . Gross Hours: 744

2. Currently Authorised Power Levels 3411 (MWt)

Design Electrical Rating: 1115 (MWe-gross)

Design Electrical Rating: 1120 (MWe-net)

Max Dependable Capacity: 1105 (MWe-net)

3. Power Level to Which Restricted (If Any): N/A

4. Reasons for Restriction (If Any):

THIS MONT3 YR TO DATE CUMULATIVE *

5. Report Period Hrs. 744 8,760 37,633

6. Rx Critical Hours 744 8,743 30,540

7. Rx Reserve Shutdown Hours 0 0 38

8. Hours Generator on Line 744 8,738 30,094

9. Unit Reserve Shutdown Hours 0 0 0

10. Gross Thermal Energy (MWH) 2,197,131 27,733,127 91,260,440

11. Gross Elec. Energy (MWH) 735,132 9,431,537 30,744,418

12. Net Elec. Energy (MWH) 695,820 8,945,524 -28,978,032

13. Reactor Service Factor 100 99.8 81.2

14. Reactor Availability Factor 100 99.8 81.3

15. Unit Service Factor 100 99.7 80.0

16. Unit Availability Factor 100 99.7 80.0

17. Unit Capacity Factor (MDC net) 84.6 92.4 69.7 7B. Unit Capacity Factor (DER net) 83.5 91.2 68.8

19. Unit Forced Outage Hrs. 0 22 1057

20. Unit Forced Outage Rate 0 0.2- 3.4

21. Shutdowns Scheduled Over Next 6 Months: One

22. If Shutdown at End of Repor't Period, Estimated Date=of Startup N/A. ,

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

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

(0625M/0062M-4) 1 j

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C. AVERAGE DAILY UNIT POWER LEVEL  ;

DOCK;.'T NO. 050-454 i UNIT: Byron One ,

DATE: 01/11/90 COMPILED BY: R. Aken ,

TELEPHONE: (815)234-5441 e x2613 ,

i MONTH: December, 1989 i DAY AVERAGE DAILY POWER LEVEL (MWe-Net) *

1. 1101 MW 16. 972 MW

2. 1095 MW 17. 963 MW

3. ,,

1048 MW 18. 953 MW

4. ,,, 1093 MW 19. 944 MW

5. .,,  ?.097 MW 20. 923 MW

6. 971 MW 21. 923 MW

7. __ 889 MW 22. 910 MW

8. 863 MW 23, 892 MW

9. 927 MW 24. 892 MW .

10, 1052 MW 25. 881 MW

11. 1073 MW 26. 895 MW

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12. 1045 MW 27. 889 MW

13. 960 MW 28. 863 MW

14. 926 MW 2 9. , 861 MW

15. 870 MW 30. 680 MW

31. 526 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 j 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.

(0625M/0062M-5)

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R; port Period December, 1989 UNIT SHUTDOWNS / REDUCTIONS

• BYRON *

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

No. Date Tvee Hours Reason Method LER Number System Component Cause & Corrective Action to Prevent Recurrengg 12 12/29 s F 5 Reduced load to conduct steam generator hideout study.

ooce***********

• Susunary

• cm s***********

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 Scrasi 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)

(0625M/0062M-6) i 1

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. 7 E. UNIOUE REPORTING REQUIREMENTS (UNIT 1) for the month of Decem er 1989

1. Safety / Relief valve operations for Unit One. l VALVES NO & TYPE PLANT DESCRIPTION  ;

QAIE ACTUATED M"IVATICH CCtIDITIO( OF EVENT r

None l

2. Licensee generated changes to ODCM. (Y/N)

No.

3. Indications of failed fuel. (Y/N)

Yes. Approximately 4 to 5 leaking fuel pins fuel Reliability Indicator = 1.0E-2 pC1/cc 5

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(062SM/0062M-7)-

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r. LICENSEE EVENT REPORTS (UNIT 11 [

The following is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unit One, submitted during the reporting period, December 1 through December 31, 1989. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CTR 50.73.

Occurrence Licensee Event Report Number Date Title of Occurrence i

t None

- (0625M/0062M-8)

• . j II. Monthly Report for Byron UNIT 2 for the month of December 1989 A. Summary of Operating Experience for Unit 2 The unit began this reporting period in Mode 1 (Power Operation) at approximately 96% power. The unit operated at power levels of up to 100%

for the remainder of the month.  ;

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(0625M/0062M-9) i t

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B. OPERATING DATA REPORT DOCKET NO.: 050-455 ,

UNIT: Byron Two DATE: 01/11/90 ,

COMPILED BY:. R. Aken i TELEPHONE: (815)234-5441 .

x2613  ;

OPERATING STATUS  !

1. Reporting Period December 1989. Gross Hours: 744

2. Currently Authorised Power Levels 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): N/A '

l 4. Reasons for Restriction (If Any):

THIS MONTH YR TO DATE CUMULATIVE *

5. Report Period Hrs. 744 8760 20,737

6. Rx Critical Hours 744 7060 18,065

7. Rx Reserve Shutdown Hours 0 0 0 i

8. Hours Generator on Line 744 6984 17,685 l

9. Unit Reserve Shutdown Hours 0 0 0 l 10. Gross Thermal Energy (MWH) 2,447,222 18,742,193 45,567,610 l- 11. Gross Elec. Energy (MWH) 837,852 6,446,883 15,344,800

12. Het Elec. Energy (MWH) 796,627 6,061,310 14,390,136

13. Reactor Service Factor 100 80.6 87.1

14. Reactor Availability Factor 100 80.6 87.1

15. Unit Service Factor 100 79.7 85.3 l 16. Unit Availability Factor 100 79.7 '85.3 ;

17. Unit Capacity Factor (MDC net) 96.9 62.6 62.8

18. Unit Capacity Factor (DER net) 95.6 61.8 62.0

19. Unit Forced Outage Hrs. 0 356 819

20. Unit Forced Outage Rate 0 4.8 3.8

21. Shutdowns Scheduled Over Next 6 Months: None

22. If Shutdown at End of Report Period, Estimated Date of Startup; N/A

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

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

(0625M/0062M-10)

E C. AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.: 050-455 UNIT: Byron Two DATE: 01/11/90 COMPILED BY: R . J.k e n TELEPHONE: (815)234-5441 x2613 MONTH: December, 1989 DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

1. 1103 MW 16. 1061 MW

2. B 8 9 MW 17. 1059 MW

3. 891 MW 18. 1084 MW

4. 1089 MW _

19, 1098 MW

5. 1069 MW 20. 1092 MW

6. 1101 MW 21. 1094 MW

7. 1109 MW 22, 1084 MW

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8. 1103 MW 23. 1046 MW

9. 1113 MW 24. 1045 MW

10. 1115 MW 25. 1038 MW

11. 1113 MW 26, 990 MW l

l 12. 1106 MW 27, 1068 MW 13, 1101 MW 28. 1092 MW

14. 1085 MW 29. 1119 MW l 15. 1052 MW 30. 1087 MW l

l 31, 1079 MW l

l 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% lino (or the restricted power level line.) In such cases the average daily unit power output sheet should be footnoted to explain the apparent. anomaly.

(0625M/0062M-11) 1

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4 Rrport Period December, 1989 UNIT SHUTDOWNS / REDUCTIONS

• BYRON *

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

No. Date Tvoe Hours Reason Method LER Number System comoonent Cause & Corrective Action to Prevent Recurrence No Shutdowns or reductions in December.

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'* Summary

• cocc***********

TYPE Reason Method System & Connonent 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

.5-Reduced Load E-Operator Training Licensee Event Report-

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

(0625M/0062M-12) y ,,-,y-

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E. UNIQUE REPORTING REQUIRD4ENTS (UNIT 2) for the month of December 11lL2 a

1. Safety / Relief valve operations for Unit Two.

VALVES NO & TYPE PLANT . DESCRIPTION DATE ACWATID ACW ATION CWDITI0ti or EVENT None

2. Licensee generated changes to ODCM. (Y/N)

No.

3. Indications of failed fuel. (Y/N)

Yes. Approximately one leaking fuel pin.

Puel Reliability Indicator = 1.6E-3 pC1/cc l

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l^ -i F. LICENSIE EVENT REPORIS (UNIT 2)

The following is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unit Two, submitted during the reporting period, December 1 through December 31, 1989. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CTR 50.73.

Occurrence Licensee Event Report Number Date Title of Occurrenct NONE 1

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