ML20127E452
| ML20127E452 | |
| Person / Time | |
|---|---|
| Site: | Byron  |
| Issue date: | 12/31/1992 |
| From: | Ehle D, Schwartz G COMMONWEALTH EDISON CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| BYRON-93-0018, BYRON-93-18, NUDOCS 9301190317 | |
| Download: ML20127E452 (14) | |
Text
.
'C C:mmonwsalth Edis:n O
Byron Ni, clear Station =
C 4450 North Gerrnan Church Road Byron, Illinois 61010 January 11, 1993 LTR BYRON 93-0018 FILE:
2.7.200 Director, Office of Management Information and Program Control United States Nuclear Regulatory Commission Washington, D.C.
20555 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, 1992.
Sincerely,
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G.
K. Schwartz /
Station Manager C )
Byron Nuclear Power Station RP/DE/lh cc:
A.B.
Davis, NRC, Region III NRC Resident Inspector Byron Ill. Dept. of Nuclear Safety M. J. Wallace/E.
D. Eenigenburg Nuclear Licensing Manager Nuclear Fuel Services,.PWR Plant Support D.
R.
Eggett, Station; Nuclear Engineering INPO Records Center-
.J.
B.
Hickman - USNRC F. Yost - Utility Data Institute, Inc.
l 190137 9301190317 921231 fk ' I DR-ADOCK 05000434 1
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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, NPF-37
. LICENSE NO NPF-66 S
(3767M/VS/1):
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I., M9athl%.Emput_ lor ByIgn_UMLT 'l for_the' month of December-1992
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h.i _SULVjf AIy. of Op_eratinglxperience for Unit 1
~
The Unit began this reporting period in. Mode =1 (Power Operations). The:
power level varied due to load following requirements.
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D,_ OPERATIRG DATAEPDET DOCKET NO.:- 050-454 UNIT:
Byron One DATE:
11/11/93 COMPILED BYt D. Ehle TELEPHONE:
(815)234-5441 x2263 OPERATING STATUS 1.
Reporting Period: December, 1992.
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 8784 63,937 6.
Rx Critical Hours 744 8731.4 53,658.3 7.
Rx Reserve Shutdown llours 0
0 38 8.
Ilours Generator on Line 744 8723.1 53,027 9.
Unit Reserve Shutdown Hours 0
0 0
- 10. Gross Thermal Energy (MWH) 2,310,799 27,652,711 160,456,291
- 11. Gross Elec. Energy (MWH) 751,701 9,328,339 54,101,588
- 12. Net Elec. Energy (MWH) 751,910 8,986,369 51,205,866
- 13. Reacter Service Factor 100 99.40 83.92
- 14. Reactor Availability Factor 100 99.40 83.98
- 15. Unit Service Factor 100 99.31 82.94
- 16. Unit Availability Factor 100 99.31 82.94
- 17. Unit Cepacity Factor (MDC not) 91.46
-92.58 72.48
- 18. Unit Capacity Factor (DER net) 90.23 91.34 71.51
- 19. Unit Forced Outage Hrs.
0 60.9 1,403.4
- 20. Unit Forced Outage Rate 0
.69 2.58
- 21. Shutdowns Scheduled Over Next 6 Months:
Refueling Outage BIR05 2/5/93
- 22. If Shutdown at End of Report Period, Estimated Date of Startup:
4/10/93
- 23. Units in Test Status (Prior to Commercial Operation):
None
- Note - The cumulative numbers do not reflect power generated prior to commercial service.
(3767M/VS/3)
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.C.._.AYERAGLDAILLUNILPDMER LEYEL DOCKET NO.:
050-454-UNIT. Byron One.
DATE:
01/11/93-COMPILED BY D. Ehle TELEPHONE:
( B15 ) 2 34 -5441 :.
x2263 I
MONTil:
December, 1993 DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 1.
10JLIM 16.
494 WA 2.
1033 3 1 17.
563 MW.
l 3.
196LMW 18.
1087 MW 4.
1Q83 MW 19.
1103 MW 5.
1102_MW 20, 1103 MW 6.
_1Q92 MW 21.
1101 MW 7.
103LMW 22.
1102 MW 8.
11DLMW 23 1102 MW-9.
1191 MW 24, 1098 MW-10.
19.9LMW 26.
.1102 MW 12.
_1012_MW 27.
1098 rd-13.
_lD.5LMW -
28.
1097 MW
- 14.. __ _
l.011 MW 29.-
1053 MW 15.
31LMW 30.
765 MW 4
31.
771 MW-
. INSTRUCTIONS Ion ~this form list.the average daily unit power level'.in NWe-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 ret electrical rating of-the unit there:
.may be' occasions'when the daily average-power. level exceeds the 100%-line--
-(or the restricted power level;11ne.).In such cases the average daily-unit power output-sheet should be-footnoted to explain the apparent anomaly.
(3767M/VS/4) k 9
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Report Period December, 1992
. UNIT SH'TIDOWNS/ REDUCTIONS BYRON (UNIT 1)
L No.
Date m a_ Honts Reason Method' LER Number System Component CAuse & Corrective Action to Prevent Recurrence ll_
12/15 P'
16 A
5 FW During a surveillence the 1FWOO9D valve would not return to its full open position. Valve was closed and NWR written.
12 12/15.
T 41' H
5 Unit experienced Chemistry problems due to load reduction for valve problem.
13-12/29 F
18 A
5 ED The IC HD pump bearing temperature exceeded 200*F causing pump to be secured and load to be reduced.
-e*ee***********
Summary TYPE Reason Method System & Comnonent
[
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) r (3767M/VS/5).
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- L.__.UH10UE. REPORT 1HQJEQUIREliUNIS_.IllRIT 11 far the month of DECE11 DER.1992 4
1.
Safety / Relief' valve operations for Unit One.
VALVES NO & TYPE PLANT DESCRIPTION
~
DATE ACTUATED ACTUAILON CORDITIDE Of_EYENT
-j i
None 2.
Licensee generated changes to ODCM.
NONE 3.
Indications of failed fuel.
Fuel Relicbility Indicator:
Yes FRI:
5.7E-4 pC1/cc 4.
10CFR50.46 Reporting Requirements:
Peak Clad temperature (PCT)-changes resulting from change or errors to the ECCS evaluation model.
Current licensing basis PCT plus margin allocation (*F) i Large_BraaLLOCA Small_Irmak LOCA 2051.3
-1681.6 Explain differences from previous report:
The small break LOCA value changed to account for.. incorrect safety injection data for the centrifugal charging pump (166.5*) and uncertainty of the pressurizer-pressure initial condition during EGC operation (5*)
.per December 22, 1992 letter from Marcia A. Jackson to Dr. Thomas E.
Murley.
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L_klCENSEE_lVIDI_PlEORTS (UNIT 11-The.following is a tabular. summary of all Licensee Event Reports:for Ilyron. Nuclear Power Station,: Unit One, submitted during the reporting period,_
December 1 through December 31, 1992. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CTR 50.73.
Occurrence Licensee _EvenLlepotLHumher Date Title of occutreme NONE l
(3767M/vs/7)
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II. MonthiydersttJsIJyr.c2LjJlifT 2 for the month of December 1992 j
Au.,...lWINEAIY 21_QPCIAtingJ1pe r i e n c e for Unit 2-The Unit began this reporting period in Mode'l (Power Operations)..
The power level varied due to load following requirements.
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( 3 7 67H/VS / 8 )
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L.__.DPIRAT111G_ RATA _EILTRT DOCKET NO.:' 050-455-UNIT:
Byron Two DATE:
01/11/93 COMPILED BY:
D. Ehle TELEPHONE:
(815)234-5441 x2263.
OPERATING STATUS 1.
Reporting Periodt December, 1992.
Gross Hourst 744 2.
Currently Authorized Power Level 3411 (MWL)
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 4.
Reacons for Restriction (If Any):
THIS MOKIH YR TO DATE CUMULATIVE
- 5.
Report Period Hrs.
744 8784 47,041 6.
Rx Critical Hours 744-7101.5.
40,335.6 7.
Rx Reserve Shutdown Hours 0
0 0-8.
Hours Generator on Line 744 7030.2 39,805.3 9.
Unit Reserve Shutdown Hours 0
0 0
- 10. Gross Thermal Energy (MWH) 2,286,284 21,231,737 112,750,457
- 11. Gross Elec. Energy (MWH) 783,116 7,259,169.
38,215,938
- 12. Net Elec. Energy (MWH) 759,245 6,983,751 36,160,759
- 13. Recctor Service Factor
-100 80.85 85.75,
- 14. Reactor Availability Factor 100 80.85 85.75
- 15. Unit Service Factor 100 80.03-84.62
- 16. Unit Availability Factor 100 80.03 184.62.
- 17. Unit Capacity Factor (MDC net) 92.35 71.95 69.57
- 18. Unit Capacity Factor (DER net) 91.12 70.99 68.63.
l
- 19. Unit Forced-Outage Hrs.
0 88.1-1244 I
- 20. Unit Forced Outage Rate 0
1.24 3.03
- 21. Shutdowns-Scheduled Over Next 6 Monthst NONE
- 22. If Shutdown at End of Report Period, Estimated Date of Startup NONE I
- 23. Units in Test-Status-(Prior to Commercial Operation):
None I
- Note -'The cumulative numbers do not reflect' power
. generated prior to commercial service.
1.
s3767M/VS/9)
- Cm__AYERAGEL AILX_. UNIT _lMR_ LEVEL DOCKET NO.:
050-455 UNIT:
Byron.Two DATE:
11/11/93:
COMPILED BY:
D. Ehle TELEP110NE:
(815)234-5441 x2263 MONTil:
December, 1992 DAY AVERAGE DAILY POWER LEVEL
( MWe -Ne t. )
1.
1112_.lN 16.
,__.JQ92 MW 2.
1052 MW 17.
110E MW 3.
1098 MW 18.
1123 MW 4.
1097 MW 19.
915 MW 5.
964_MW 20.
1039 MW 6.
1119 MW
'21.
1073 MW
'7.
ll2hJW 22, 1080.MW
.c 8,
1130_.MW 23.
1091 MW 3
9.
1113 MW 24.
10.01 MW 10.
1111JW 25.
746 MW 11.
Ill5.JN 26.
112Q_1M 12.
1107 MW 27, 4 6D_.NW 13.
1035 MW-28.
940 MW 14.
1031 MW 29, 1093 MW-15.
1297 MW 30, 1051 MW 31, 1040 MU INSTRUCTIONS -
On this form list tho' average daily unit power level:in MWo-Het 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 1004 line (or the restricted power level line.)
In such cases the average. daily-unit:
~
' power _ output shtet should-be' footnoted to' explain the: apparent anomaly.
~(3767M/VS/10)
_ _ =
i BYECN Report Period December, 1992 UNIT SHUTDOWNS /REDUCTICNS (UNIT 2)
Ca3;se & Corrective Actinp to Prevent Recurrence Type Hours freasoE Method LER Number SyMfD CREp2 M No.
Date 6
12/25/92 F
5 Reduced load per SPSO.
Reduced load due to stability trip breakers out of 7
12/27/92 H
5 service.
- o*************
Summary o**************
Method System & Component j
TYPE Rease l
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 l
C-Refueling B-Other 3-Auto Scram Preparation of D-Regulatory Restriction 4-Continued Data Entry Sheet E-Operator Tra.ning 5-Reduced Load Licensee Event Report
& License Examination 9-Other (LER) File (NUREG-0161)
(3767M/VS/11)
...s
.g.- * -
- L_VH1DVfL.BIEDETING_R50VlPIMENTS (UNIT 2) Lor._themonth of Decesher idO2-l 1
1.
Safety / Relief valve-operations for Unit Two.
i VALVES NO & TYPE PLANT DESCRIPTION PATE ACTUATED AC1VAIION CONDITIQH OF EVENT None 2.
Licensee generated changes to ODCM.
NONE 3.
Indications of failed fuel.
No.
Fuel Reliability Indicator:
FRI r 7.0E-5 pCi/CC 4.
10CFR50.46 Reporting Requirements:
Peak Clad temperature (PCT) changes resulting from changes or errors to the ECCS evaluations model.
P Current licensing basis PCT-plus major allocations ('F)
Large._EtcaA_LQCA-Small Break _LQCA-2064.1 1681.6 Explain differences from previous report The small break LOCA value changed.to account for incorrect safety injection data for-the centrifugal charging pump (166.5*) and uncertainty of the_
pressurizer pressure initial condition during EGC operation (5') per December 22, 1992 letter from Marcia A. Jackson to Dr. Thomas E. Murley.
(3167M/VS/12)
_._..._.__.___.___..m.
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~Et LICENSEI_IXENT REPORTS _{3RTIT 21 l
LThe following is a_ tabular: summary of all Licensee Event Reports'for, Dyron Huclear Power Station, Unit Two,-submitted during the reporting period, December 1, 1992 through December 31, 1992._ This information'is provided pursuant-to the reportable occurrence reporting requirements as set forth in 10CFR 50.73.
Licen6Re_ Event Report._Rumber Qcrur.IDDCR,RELS Iltle of._ Occurrence None e
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(3767M/VS/13).
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