ML20154J377

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Monthly Operating Repts for Mar 1988 for Byron Station,Units 1 & 2
ML20154J377
Person / Time
Site: Byron  Constellation icon.png
Issue date: 03/31/1988
From: Spitzer D
COMMONWEALTH EDISON CO.
To:
Shared Package
ML20154J380 List:
References
NUDOCS 8805260326
Download: ML20154J377 (7)


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'l BYRON NUCLEAR POWER STATION UNIT 1 AND UNIT 2 MONTHLY PERTORMANCE REPORT COMMONWEALTH EDISON COMPANY NRC DOCKET NO. 050-454 NRC DOCKET NO. 050-455 LICENSE NO. NPT-37 LICENSE NO. NPT-66 (0625M/0062M-2) 260 880331 r un iLGvK 05000454 R

DCD

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C.

AVERM E_ DAILY UNIT POWER LEVEL DOCKET NO.:

050-455 UNIT:

Byron Two DATE: 04/10/88 COMPILED BY:

D. J. Spitzer TELEPHONE:

(815)234-5441 x2023 MONTH: March, 1988 DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 1.

-29 MW 16.

861 MW 2.

-29 MW 17.

908 MW 3.

280 MW 18, 767 MW 4.

996 MW 19.

1024 MW 5.

1033 MW 20, 924 MW 6.

989 MW 21.

1036 MW 7.

989 MW 22.

1012 MW i

8.

997 MW 23.

1064 MW l

9.

977 MW 24.

1020 MW 10, 1028 MW 25.

954 MW 11.

1033 MW 26.

133 MW 12, 1040 MW 27.

-29 MW 13.

1026 MW 28.

-29 MW 14.

1021 MW 29.

140 MW 15.

1026 MW 30.

846 MW 31.

1054 MW INSTRUCTIONS On this form list the average daily Ualt power level in MWe-Het for each day in the reporting month.

Compute to tce nearest whole megawatt. These figures will be used to plot a graph for each asporting month. Note that when maximum dependable captcity is used for the net electrical rating of the unit there may be ocer.sions 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 shee. should be footnoted to explain the epparent anomaly.

r (0625M/0062M-11)

B.

OPERATING DATA REPORT DOCKET NO.:

050-454 UNIT:

Byron One DATE:

04/10/88 COMPILED BY:

D. J. Spitzer TELEPHONE:

(815)234-5441 x2023 OPERATING STATUS 1.

Reporting Period: March 1988.

Gross Hours:

744 2.

Currently Authorised Power Level (MWt): 3411 Design Electrical Rating: 1175 (MWe-gross)

Design Electrical Rating: 1120 (MWe-net)

Max Dependable Capacity (HWe-net): NOT DETERMINED 3.

Power Level to Which Restricted (If Any): 1097 (Mwe-net) 4.

Reasons for Restriction (If Any): Steam Generator Split Flow (23MW)

THIS MN TH YR TO DATE CUMULATIVE

  • 5.

Report Period Hrs.

744 2184 22273 l

6.

Rx Critical Hours 744 2184 17496 7.

Rx Reserve Shutdown Hours 0

0 37.8 8.

Hours Generator on Line 744 2184 17145 9.

Unit Reserve Shutdown Hours 0

0 0

10. Gross Thermal Energy (MWH) 2478098 6892257 50488107 i
11. Gross Elec. Energy (MWH) 829329 2282775 16908552 i
12. Net Elec. Energy (MWH) 786151 2159539 15899016 1
13. Reactor Service Factor 100 100 78.6
14. Reactor A"allability Factor 100 100 78.7
15. Unit Service Factor 100 100 77
16. Unit Availability Factor 100 100 77
17. Unit Capacity Factor (MDC net)

N/A N/A N/A

18. Unit Capacity Factor (DER net) 94.3 88.3 63.7
19. Unit Forced Outage Hrs.

0 0

912.1

20. Urit Forced Outage Rate 0

0 5.1

21. St.utdowns Scheduled Over Next 6 Nonths 09/03/88
22. If Shutdown at End of Report Period, Estimated Date of Startup:
23. Units in Test Statvs (Prict to Commercial Operation): None
  • Note - The cumulative numbers do not reflect power generated prior to commercial service.

(0625M/0062M-4;

B.

OPERATING DATA REPORT DOCKET NO.

050-435 UNIT:

Byron Two DATE: 04/10/88 COMPILED BY:

D. J. Spitzer TELEPHCHE:

(815)234-5441 x2023 OPERATING STATUS 1.

Reporting Period: March 1988. Gross Hours: 744 2.

Currently Authorised Power Level (MWt): 3411 Design Electrical Rating: 1175 (MWe-grops)

Design Electrical Rating: 1120 (MWe-net)

Max Dependable Capacity (MWe-net): NOT DETERMINED 3.

Power Leval to Which Restricted (If Any):

1055 (MWe-net) 4.

Reasons for Restriction (If Any):

Steam Generator Split Flow. (65 MW)

THIS MONTH YR TO DATE CUMULATIVE

  • 5.

Report Period Hrs.

744 2184 5377 6.

Rx Critical Hours 744 2169.6 4498.8 7.

Rx Reserve Shutdown Hours 0

0 0

8.

Hours Generator on Line 626.1 1971.2 4251.6 9.

Unit Reserve Shutdown Hours 0

0 0

10. Gross Thermal Energy (MWH) 1875876 5445146 11917310
11. Gross Elec. Energy (HWH) 613398 1796428 3900739
12. Het Elec. Energy (MWH) 577226 1687212 3658113
13. Reactor Service Factor 100 99.3 83.7
14. Reactor Availability Factor 100 99.3 83.7
15. Unit Service Factor 84.2 90.3 79.1
16. Unit Availability Factor 84.2 90.3 79.1
17. Unit Capacity Factor (MDC net)

N/A N/A N/A 1

18. Unit Capacity Factor (DER net) 69.3 69 60.7
19. Unit Forced Outage Hrs.

0 25.2 312.2 l

20. Unit Forced Outage Rate 0

1.2 6.9 l

21. Shutdowns Scheduled Over Uext 6 Months:
22. If Shutdown at End of Report Period, Estimated Date of Startup j
23. Units in Test Status (Prior to Commercial Operation): None I

i l

  • Note - The cumulative numbers do not reflect power generated prior to commere'ial service.

1 (0625M/C362M-10)

Riport Period March, 1988 UNIT SHUTDOWNS / REDUCTIONS BYRON (UNIT 2)

_Nn Date Iype Hottrs Reason Melbod LER_ Number System Component cause & Corrective Action to Prevent Recurrence j

5.

03/01/88 S 52.9 A

4 EH Took Unit 2 turbine off line to repair EH system low pressure.

6.

03/26/88 S 65.1 A

1 EH Took Unit 2 turbine off line to repair check valve leaking on 82 GV dump header.

i i

oecooce*****ee.

Sununary a

coccoonee**enee

?

TYPE Reason Method System & Comoonent F-Ferced 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 l

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) i i

i (0625M/0062M-12)

R: port Perlad March, 1988 UNIT SHUTDOWNS / REDUCTIONS BYRON (UNIT 1)

No.

_ Da te Type _ Hours Eenson Method _LER_Nwnber_. Sysle2L-_ ColnpOneDt Cause & Corrective Action to Prevent Recurrence NONE cocooceeamenee.

O Summary No Significant Shutdowns or Reductions in March 1988 occooceaeeeeeee TYPE ReAggn 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 E-Operator Training 5-Reduced Load Licensee Event Report

& License Examination 9-Other (LER) File (NUREG-0161) f 4

m (0625M/0062M-6)

C.

AVERAGE DAILY UNIT POWER LEVEL DOC'.ET NO.:

050-454 UNIT:

Byron One DATE:

04/10/88 COMPILED BY:

D. J. Spitzer TELEPHCHE:

(815)234-5441 x2023 MCHTH March, 1988 DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 1.

1046 MW 16.

1056 MW 2.

1046 MW_

17.

1057 MW 3.

1052 MW 18.

1058 MW 4.

1062 MW 19.

1054 MW 5,

1062 MW 20.

1029 MW 6.

1059 MW 21.

1065 MW 7.

1057 MW 22, 1060 MW 8,

1063 MW 23.

1044 MW 9.

1065 MW 24, 1060 MW 10, 1059 MW 25.

1063 MW 11.

1059 MW 26, 1055 MW 12.

1064 MW 27.

1044 MW 13, 1063 MW 28.

1045 MW 14, 1056 FM 29.

1049 MW 15.

1057 MW

30. __

1055 MW 31.

1058 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 fo each reporting month. Note that when maximum dependable capacity is used for the not 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 LL9 apparent anomaly.

(0625M/0062M-5)

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