ML20005D797

Monthly Operating Repts for Nov 1989 for Byron Nuclear Power Station Units 1 & 2.W/891208 Ltr

ML20005D797
Person / Time
Site:	Byron
Issue date:	11/30/1989
From:	Aken R, Pleniewicz R COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BYRON-89-1237, NUDOCS 8912270319
Download: ML20005D797 (14)

Text

_____ _.

C:mmanwcalth Edison Byron Nuclear Station ,

4450 North Gerrnan Church Road Byron, Illinois 61010 December 8, 1989 LTR: BYRON 89-1237 MLE: 2.7.200 Director, Office of Management Information and Program Control United States Nuclear Regulatory Commission Washington, D.C. 20555 ATTH: Document Control Desk Gentlemen: j

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Enclosed for your information is the Monthly Performance Report covering Byron c Nuclear Power Station f or the period November 1 through November 30, 1989.

Sincerely,

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R. Plenlewicz Station Manager Byron Nuclear Power Station RP/RA/bb (0625M/0062M) cc A.B. Davis, NRC, Region III NRC Resident Inspector Byron Ill. Dept. of Nuclear Safety T.J. Malman/K.L. Graesser .

Nuclear Licensing Manager Nuclear Fuel Services, PWR Plant Support L. Anastasia, Station Nuclear Engineering INPO Records Center L. 01than - USNRC M

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BYRON NUCLEAR POWER STATION UNIT 1 AND UNIT 2 MONTHLY PERTORMANCE REPORT Cole!ONNEALTH EDISON COMPANY NRC DOCKET NO. 050-454 NRC DOCKET NO.- 050-455-LICENSE NO. NPF-37 .j LICENSE NO. NPF-66 i

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1. M0nthly Report for Byron _ Unit 1 for tha =^=th of Mov--ur 1989_ -

A. E"= =ry of Operatino_Emperience for Unit 1 The unit began this reporting period in Mode 1 (Power Operation) at_99.3%

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

(0625M/0062M-3)

B. OPERATING DATA REPORT DOCKET NO. 050-454 UNITt Byron One DATE: 12/08/89 COMPILED BY R. Aken TELEPHONE: (815)234-5441 x2633 OPEPATING STATUS

1. Reporting Periodt November 1989. Gross Hours 720

2. Currently Authorized Power Level 3411 (MWt)

Detign Electrical Rating 1175 (MWe-gross)

Design Electrical Rating: 1120 (MWe-net)

Max Dependable Cesacity: 1105 (MWe-net)

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

4. Reasons for Restriction (If Any):

THIS MONTH YR TO DATE CUMULATIVE *

5. Report Period Hrs. 720 8,016 36,889

6. Rx Critical Hours 720 7,999 29,796

7. Rx Reserve Shutdown Hours 0 0 38

8. Hours Generator on Line 720 7,994 29,350

9. Unit Reserve Shutdown Hours 0 0 0

10. Gross Thermal Energy (MWH) 2,426,814 25,535,996 89,063,309

11. Gross Elec. Energy (MWH) 624,883 8,696,405 30,009,286

12. Het Elec. Energy (MWH) 783,667 8,249,704 28,282,212

13. Reactor Service Factor 100 99.8 80.8

14. Reactor Availability rector 100 99.8 80.9

15. Unit Service rector 100 99.7 79.6

16. Unit Availability Tactor 100 99.7 79.6

, 17. Unit Capacity Factor (MDC net) 98.5 93.1 69.4

18. Unit Capacity Tactor (DER net) 97.2 91.9 68.5

19. Unit Forced. Outage Hrs. 0 22 1057

20. Unit Forced Outage Rate 0 0.3 3.5

21. Shutdowns Scheduled Over Next 6 Monthat One

22. If Shutdown at End of Report Period, Estimated Date of Startupt 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)

C. AYERAGE._ DAILY UNIT POWER LEVEL DOCKET NO.: 050-454 UNIT Byron One DATE: 12/08/89 COMPILED BY: R. Aken TELEPHONE: (815)234-5441  ;

x2f13 MONTH: November, 1989 l

DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

1. 1115 MW 16. 1111 MW

2. 1114 MW 17. 1094 MW

3. 1111 MW 18. 1079 MW +

4. 1103 MW 19, 1074 MW

5. 1101 MW 20. 1084 MW

6. 1Q12 MW 21. 1088 MW

7. 1104 MW 22. 1091 MW

8. 1 Q10_MW 23. 1QBl_MW ,

9. 1Dll MW 24. 1033_MW

10. 10S9 MW 25. 1092 MW

11. 1100 MW 26. 1099 MW

12. 1106 MW 27. 1088 MW

13. 1000_MW 28. 1093.MW

14. _ . . . _ _ 104B E 29. 10a9E

15. 1099 MW 30, 1096 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.

(0625M/0062M-5)

Report Period November, 1989 UNIT SHUTDOWNS / REDUCTIONS

• BTRON *

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

_ IIA _ Qate Iypt_ ILquIs ERDS_qn MathQd _JJR_Nhr . System Comppnent Cause & Corrective Actign_lo Prevent Recurreg g NO SHUTDOWNS OR SIGNIFICANT REDUCTIONS IN NOVEMBER 1989 oc**LC*********

• Summary

• CGc4c**********

TYPE Rqasan 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)

(0625M/G062M-6) c

E. UNIOUE REPORTING REDUIREMENTS (UNIT li for the month of November 1989

1. Safety / Relief valve operations for Unit One.

VALVES NO & TYPE PLANT DESCRIPTION DATE ACIWiTED AC21!All.gl CONDITIO!! Cr EVE!IT None

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

No.

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

Yes. Approximately 4 to 5 leaking fuel pins ruel Reliability Indicator = 1.2E 2 pCl/cc 4

(0625M/0062M-7)

F.. LICENEEE EVENT REEQRIE_LURIT 1)

The following is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unit One, submitted during the reporting period, November 1 through November 30, 1989. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CTR 50.73.

Occurrence Lic.taset_IYent Repott_.NJnber Date ' Iltle_.ALO.crurlence l

89-009 10/05/89 Inadequate Incorporation of Steam Generator Blowdown Isolation Reguirements as Assumed in Certain Accident Analysis Caused By a )

Pre-Service Design Implementation Deficiency I

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(0625M/0062M-8) 1 i

11. Monthly =Raport for myron Unit 2 for the month of November 1989 A. Summary _of Operating Experience for Unit 2 The unit began this reporting period in Mode 1 (Power Operation) at approximately 93.9% power. On November 14 at 2250 the unit commenced shutdown for the repair of Preccurizer Safety Valve, 2RYB030C. The valve was replaced and 2RY455A was repaired. The unit was at Mode 4 on November 19 at 0324, Mode 3 on November 20 at 0049, Mode 2 on November 21 at 20354 and Mode 1 on November 22 at 0048. The unit operated at power levels of up to 99.3% for the remainder of the month.

(0625M/0062M-9)

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

UNIT: Byron Two  !

DATE: 12/08/89 I COMPILED BY: R. Aken  !

TELEPHONE: (815)234-5441 l x2013 l OPERATING STA7US

1. Reporting Period November 1989. Gross Hours: 720

2. Currently Authorized power Leve12 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): N/A

4. Reasons for Restriction (If Any):

THIS MONTH YR TO DATE CUMULATIVE *

5. Report Period Hrs. 720 8016 19,993 i

6. Rx Critical Hours $36 6316 17,321

7. Rx Reserve Shutdown Hours 0 0 0

8. Hours Generator on Line 534 6240 16,941

9. Unit Reserve Shutdown Hours 0 0 0

10. Gross Thermal Energy (HWH) 1,643,966 16,294,971 43,120,388 -

11. Gross Elec. Energy (MWH) 565,769 5,609,031 14,506,948 ,

12. Net Elec. Energy (MWH) 535,457 5,264,683 13,593,509

13. Reactor Service factor 74.4 78.8 86.6

14. Reactor Availability Factor 74.4. 78.8 86.6

15. Unit Service Factor 74.1 77.8 84.7

16. Unit Availability Factor 74.1 77.8 84.7

. 17. Unit Capacity Factor (MDC net) 67.3 59.4 61.5

18. Unit Capacity Tactor (DER net) 66.4 58.6 60.7

19. Unit Forced Outage Hrs. 186 355 818  !

20. Unit Forced Outage Rate 25.8 5.4 4.6 -

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/0062H-10)

• C. AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.: 050-455 '

UNIT: Byron Two DATE: 12/08/89 COMPILED BY: R. Aken ,

TELEPHONE: (815)234-5441 x2013.

MONTH: November, 1989 DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

1. 1007 MW 16. -12 MW

2. 1021 MW 17. -12 MW

3. 1093 MW 18. -12 MW

4. 934 MW 19. -13 MW

5. 918 MW 20. -13 MW

6. 1029 MW 21. -13 MW 7, 1110 MW 22. 620 MW

8. 1105 MW 23, 1077 MW_

9. _1107 MW 24. 1068 MW-

10. 1103 MVL 25. 1070 MW

11. 10 fib MW 26. 101 L Mt]

12, 951 MW 27. 1073 MW

13. 6SA ..MW 28. 1064 MW

14. _ ___ M_NW 29. 1096 MW _

15. -12._MW 30. 1091 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 everage 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-11)

Report Period November, 1989 UNIT SHUTDOWNS / REDUCTIONS

• BYRON *

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

_ lim _ Date Type Sours Reason Methmi LEB_Eumk2I System Conmonent Case & Corrective Action to Puutggt Recurrence 13 11/14/89 F 186 A 1 --- RT 2C Press. Leak on 2C Pressurizer Safety Valve Safety V1v c*oce**********

• Summary

• cooce**********

T7PE Reasop Methqd System & Comoogent F-Forced A-Equip Failure F-Admin 1-Manual Exhibit F & H S-Sched- B-Maint or Test G-Oper Error 2-Manua? 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)

(0625M/0062M-12)

_ . . _ _ . . - . . . ~ .. . , ., _ . _ . . . _ _ . _ _ . _ . . . _ ___

EdHIOUE REERRIING_REQUIEEMENTS (UNIT 2) for thmnth of November 1989

1. Safety / Relief valve operations for Unit Two.

VALVES NO & TYPE PLANT DESCRIPTION DAIE ACTUATED ACTJATICI CONDITInt er EVENT None

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

No.

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

Yes. Approximately one leaking fuel pin.

ruel Reliability Indicator = 2.0E-3 pCi/cc (0625M/0062M-13)

)

F. LICENSEE EVENT REPORTS (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, November 1 through November 30, 1989. This information is provided persuant to the reportable occurrence reporting requirements as set forth in 10CTR

$0.73.

Occurrence Licensee Event Report Number Egta Title of Occurrence NONE (0625M/0062M-14)