ML20101R615
| ML20101R615 | |
| Person / Time | |
|---|---|
| Site: | Byron  |
| Issue date: | 03/31/1996 |
| From: | Kofron K, Vogl J COMMONWEALTH EDISON CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| BYRON-96-0088, BYRON-96-88, NUDOCS 9604160401 | |
| Download: ML20101R615 (14) | |
Text
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Q3mmonwealth I:diw>n Company liyron Generating Station 4450 North German Church Road f
llyron, 11.610149791 Tel HiS-23 4 5141 l
April 8, 1996 LTR:
BYRON 96-0088 FILE:
2.7.200 Document Control Desk United States Nuclear Regulatory Commission Washington, D.C.
20555 Gentlemen:
Enclosed for your information is the Monthly Performance Report covering Byron Nuclear Power Station for the period March 1 through March 31, 1996.
Sincerely,
' c" m
K.
L. Ko ro Station Manager Byron Nuclear Power Station KLK/ N/mn cc:
H.J. Miller, NRC, Region III NRC Resident Inspector Byron IL Dept. of Nuclear Safety Regulatory Services Manager Nuclear Fuel Services, PWR Plant Support INPO Records Center G.F. Dick, Jr. - USNRC F.
Yost - Utility Data Institute, Inc.
9604160401 960331 PDR ADOCK 05000454 R
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i BYRON NUCLEAR POWER STATION I
UNIT 1 AND UNIT 2 l
r MONTHLY PERFORMANCE REPORT l
l COMMONWEALTH EDISON COMPANY t
j NRC DOCKET NO. 050-454 l
1 NRC DOCKET NO. 050-455 LICENSE NO. NPF-37 LICENSE NO. NPF-66 1
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Monthly Report for Byron UNIT 1 for the month of March, 1996 A.
Summary of Operatinct Experience for Unit 1
)
The Unit began this reporting period in Mode 1 (Power Operations),
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OPERATIMG DATA REPORT UMIT ONE DOCKET NO.:
050-454 UNIT:
Byron One DATE:
04/08/96 COMPILED BY:
J.
Vogl TELEPHONE:
(815)234-5441 x2282 l
OPERATING STATUS l
i 1.
Reporting Period: March, 1996 Gross Hours:
744 l
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)r None 4.
Reasons for Restriction (If Any) : N/A THIS MONTH YR TO DATE CUMULATIVE
- 5.
Report Period Hrs.
744 2,184 92,401 6.
Rx Critical Hours 744 2,184 77,403.3 7.
Rx Reserve Shutdown Hours 0
0 38 l
8.
Hours Generator on Line 744 2,184 76,683.6 l
9.
Unit Reserve Shutdown Hours 0
0 0
l
- 10. Gross Thermal Energy (MWH) 2,473,238 7,216,459 234,981,414
- 11. Gross Elec. Energy (MWH) 844,230 2,461,186 79,517,444
- 12. Net Elec. Energy (MWH) 806,743 2,350,605 75,403,065
- 13. Reactor Service Factor 100 100 83.77
)
- 14. Reactor Availability Factor 100 100 83.81
- 15. Unit Service Factor 100 100 82.99
- 16. Unit Availability Factor 100 100 82.99
- 17. Unit Capacity Factor (MDC net) 98.13 97.40 73.85
- 18. Unit Capacity Factor (DER net) 96.82 96,10 72.86 i
- 19. Unit Forced Outage Hrs.
0 0
1,794.5
- 20. Unit Forced Outage Rate 0
0 2.29
- 21. Shutdowns Scheduled Over Next 6 Months:
1 (B1R07)
- 22. If Shutdown at End of Report Period, Estimated Date of Startup: None
- 23. Units in Test Status (Prior to Commercial Operation) : None j
- Note - The cumulative numbers do not reflect power generated prior to commercial service.
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AVERAGE DAILY UNIT POWER LEVEL UNIT ONE j
DOCKET NO..
050-434 UNIT:
Byron One DATE:
04/08/96 COMPILED BY:
J. Vogl TELEPHONE:
(815)234-5441 x2282 i
MONTH: March, 1996 DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 1.
1082 MW 16.
1087 MW 2.
1086 MW 17.
1058 MW 3.
1084 MW 18.
1028 MW l
4.
1087 MW 19.
1090 MW 5.
1089 MW 20.
1090 MW 6.
1095 MW 21.
1083 MW l
7 1097 MW 22.
1080 MW 8.
9, 1088 MW 24.
1073 MW 10.
i 11.
1087 MW 26.
1094 MW 12.
1084 MW 27, 1089 MW 13, 1079 MW 28.
1091 MW t
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14, 1077 MW 29.
1089 MW 15.
1084 MW 30.
1085 MW 31.
1089 MW INSTRUCTIONS On this form list the average daily unit power level in MWe-Net for each day in i
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 j
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.
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Report Period: March 1996 UNIT SHUTDOWNS / REDUCTIONS BYRON (UNIT 1)
No.
Date Type Hours Reason Method LER Number System Component Cause & Corrective Action to Prevent Recurrence NO SHUTDOWNS OR REDUCTIONS GREATER THAN 20% FOR UNIT ONE Summary 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 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)
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E.
UNIOUE REPORTING REOUIREMENTS (UNIT 1) for the month of March, 1996 l
l 1.
Safety / Relief valve operations for Unit One.
VALVES NO & TYPE PLANT DESCRIPTION l
DATE ACTUATED ACTUATION CONDITION OF EVENT l
l None 2.
Licensee generated changes to ODCM.
ODCM Revision 1.3 was completed during the month of March. The major change from this revision is the implementation of the Comed Uniform-REMP l
Program, and the Byron site specific environmental sampling changes.
Also effected by this revision was the vent stack airborne alpha analysis frequency which changed from weekly to quarterly, and two LCOAR action l
statement time requirements changed.
3.
Indications of failed fuel.
Yes.
Fuel Reliability Indicator:
FRI = 2.2 E-4 pCi/cc i
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LICENSEE EVENT REPORTS (UNIT 1) i The following is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unit One, occurring during the reporting period, March 1, 1996 through March 31, 1996.
This information is prcvided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.73.
l Occurrence j
Licensee Event Report Number Date Title of Occurrence 454-180-96-0001 03/13/96 Unrecognized Change In System Flow Results In Operation i
i Outside Technical Specifications.
l 454-180-96-0002 03/21/96 Concern With Spray Additive Flow Verification Testing.
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II. Monthly Report for Byron UNIT 2 for the month of March 1996 l
A.
Summary of Operating Exnerience for Unit 2 The Unit began this reporting period in Mode 1 (Power Operations).
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B.
OPERATING DATA REPORT UNIT TWO DOCKET NO.:
050-455 UNIT:
Byron Two DATE:
04/08/96 COMPILED BY:
J. Vogl TELEPHONE:
(815)234-5441 x2282 OPERATING STATUS 1.
Reporting Period: March, 1996.
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 2,184 75,505 6.
Rx Critical Hours 744 2,184 66,438.9 7.
Rx Reserve Shutdown Hours 0
0 0
8.
Hours Generator on Line 744 2,184 65,804.7 9.
Unit Reserve Shutdown Hours 0
0 0
- 10. Gross Thermal Energy (MWH) 2,519,682 7,404,455 197,405,658
- 11. Gross Elec. Energy (MWH) 867,614 2,552,001 67,257,666
- 12. Net Elec. Energy (MWH) 829,778 2,440,109 63,911,276 13.. Reactor Service Factor 100 100 87.99
- 14. Reactor Availability Factor 100 100 87.99
- 15. Unit Service Factor 100 100 87.15
- 16. Unit Availability Factor 100 100 87.15
- 17. Unit Capacity Factor (MDC net) 100.93 101.11 76.60
- 38. Unit Capacity Factor (DER net) 99.58 99.76 75.58
- 19. Unit Forced Outage Mrs.
0 0
1,399.2
- 20. Unit Forced Outage Rate 0
0 2.08
- 21. Shutdowns Scheduled Over Next 6 Months:
1 (B2R06)
- 22. If Shutdown at End of Report Period, Date of Startup: None
- 23. Units in Test Status (Prior to Commercial Operation): None l
- Note - The cumulative numbers do not reflect power generated prior to commercial service.
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AVERAGE DAILY UNIT POWER LEVEL UNIT TWO DOCKET NO.:
050-455 UNIT: Byron Two l
DATE:
04/08/96 COMPILED BY:
J.
Vogl l
TELEPHONE:
(815)234-5441 x2282 I
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MONTH: March, 1996 I
DAY
' AVERAGE DAILY POWER LEVEL (MWe-Net) 1.
1121 MW 16.
1122 MW l
l 2.
1104 MW 18.
1119 MW 4.
1057 MW 19.
1123 MW 5.
1123 MW 20.
1124 MW 6.
1127 MW 21.
1122 MW 7,
1130 MW 22.
1119 MW 8.
1070 MW 23.
1121 MW
'9.
1072 MW 24.
1110 MW i
10, 1121 MW 25.
1128 MW 12.
1117 MW 27.
1123 MW l
13.
1113 MW 28.
1224 MW 14.
1113 MW 29.
1120 MW l
15.
1118 MW 30.
1118 MW 31.
1113 MW INSTRUCTIONS l
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 j
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 i
power output sheet should be footnoted to explain the apparent anomaly.
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Report Period: March, 1996 UNIT SHUTDOWNS / REDUCTIONS BYRON (UNIT 2)
No.
Date Type Hours Reason Method LER Number System Component Cause & Corrective Action To Prevent Recurrence NO SHUTDOWNS OR MAJOR REDUCTIONS GREATER THAN 20% FOR UNIT TWO Summary 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 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)
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E.
UNIOUE REPORTING REOUIREMENTS (UNIT 2) for the month of March. 1996 1.
Safety / Relief valve operations for Unit Two.
VALVES NO & TYPE PLANT DESCRIPTION DATE ACTUATED ACTUATION CONDITION OF EVENT None i
2.
Licensee generated changes to ODCM.
ODCM Revision 1.3 was completed during the month of March.
The major change from this revision is the implementation of the Comed Uniform-REMP Program, and the Byron site specific environmental sampling changes. Also effected by this revision was the vent stack airborne alpha analysis frequency which changed from weekly to quarterly, and two LCOAR action statement time requirements changed.
3.
Indications of failed fuel.
No.
Fuel Reliability Indicator:
FRI = 2.2 E-5 pCi/CC l
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LICENSEE EVENT REPORTS (UNIT 2)
The following is a tabular summary of all Licensee Event Reports for
(
Byron Nuclear Power Station, Unit Two, occurring during the reporting period, March 1, 1996 through March 31, 1996.
This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.73.
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Occurrence l
Licensee Event Report Number Date Title of Occurrence i
i 455-180-96-0001 03/26/96 Inadvertent Letdown Isolation During Slave Relay Surveillance l
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