ML20092F563
| ML20092F563 | |
| Person / Time | |
|---|---|
| Site: | Byron  |
| Issue date: | 08/31/1995 |
| From: | Kofrom K, Vogl J COMMONWEALTH EDISON CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| BYRON-95-0309, BYRON-95-309, NUDOCS 9509180245 | |
| Download: ML20092F563 (14) | |
Text
7 Gimmonwealth lilimn Company ll) ron Generating Station 4150 North German Church Road liyron. IL 610lm>?9 6
'Tcl Hli-231-5 6 6 I September 8, 1995 LTR:
BYRON 95-0309 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 August 1 through August 31, 1995.
Sincerely, K.
L.
Kofro Station Manager Byron Nuclear Power Station KLK/JV/rp 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.
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(9928MM/090895/1) 95o9180245 950831 8
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BYRON NUCLEAR POWER STATION UNIT 1 AND UNIT 2 MONTHLY PERFORMANCE REPORT COMMONWEALTH EDISON COMPANY NRC DOCKET NO. 050-454 NRC DOCKET NO. 050-455 LICENSE NO. NPF-37 LICENSE NO. NPF-66
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(9928MM/090895/2) l
I Monthl_v Report for Byron UNIT 1 for the month of August 1995
' A.
Summary of Operatino Experience for Unit 1 The Unit began this reporting period in Mode 1 (Power Operations).
F a
(9928MM/090895/3)
'B.
OPERATING DATA REPORT DOCKET NO.:
050-454 UNIT:
Byron One DATE:
09/08/95 COMPILED BY:
J.
Vogl TELEPHONE:
(815)234-5441 x2282 OPERATING STATUS 1.
Reporting Period: August, 1995 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 5,831 87,288 6.
Rx Critical Hours 744 5,831 73,816.3 7.
RX Reserve Shutdown Hours 0
0 38 8.
Hours Generator on Line 744 5,831 73,101.2 9.
Unit Reserve Shutdown Hours 0
0 0
- 10. Gross Thermal Energy (MWH) 2,493,519 19,177,778 223,220,767
- 11. Gross Elec. Energy (MWH) 838,084 6,326,537 75,504,819
- 12. Net Elec. Energy (MWH) 800,198 6,235,473 71,590,702
- 13. Reactor Service Factor 100 100 84.57
- 14. Reactor Availability Factor 100 100 84.61
- 15. Unit Service Factor 100 100 83.75
- 16. Unit Availability Factor 100 100 83.75
- 17. Unit Capacity Factor (MDC net) 97.33 96.78 74.22
- 18. Unit Capacity Factor (DER net) 96.03 95.48 73.23
- 19. Unit Forced Outage Hrs.
0 0
1,794.5
- 20. Unit Forced Outage Rate 0
0 2.40
- 21. Shutdowns Scheduled Over Next 6 Months:
1 (B1P02)
- 22. If Shutdown at End of Report Period, Estimated Date of Startup:
None
- 23. Units in Test Status (Prior to Commercial Operation).
None
- Note - The cumulative numbers do not reflect power generated prior to commercial service.
(9928MM/090895/4)
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i C.
RVERAGE DATLY UNIT POWER LEVEL DOCKET NO.:
050-454 i
UNIT:
Byron One j
DATE:
09/08/95 I
COMPILED BY:
J. Vogl TELEPHONE:
(815)234-5441 x2282 MOlmI t August, 1995 DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 1.
1085 MW 17.
1075 MW 3.
1079 MW
- 18. _
1076 MW 4.
1080 MW 19.
1076 MW 5.
1082 MW 20.
1072 MW 6.
1084 MW 21.
1015 MW 7.
1079 MW 22.
1083 MW 8.
1081 MW 23.
1081 MW 9.
1079 MW 24.
1079 MW 11.
1064 MW 28.
1077 MW 15.
1080 MW 30.
1071 MW 31, 1080 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.
(9928MM/090095/5)
Report Period: August, 1995 UNIT SHUTDOWNS / REDUCTIONS BYRON (UNIT 1)
Eo.
Date Type Hours Reason Method LER Number System Component Cause & Corrective Action to Prevent Recurrence NO SHUTDOWNS OR MAJOR REDUCTIONS FOR UNIT ONE IN AUGUST oo*************
o Summary oo*************
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)
I (9928MM/090895/6)
'O E.
UNIOUE REPORTING REOUIREMENTS (UNIT 1) for the month of August. 1995 1.
Safety / Relief valve, operations for Unit One.
VALVES NO & TYPE PLANT DESCRIPTION DATE ACTUATED ACTUATION CONDITION OF EVENT None 2.
Licensee generated changes to ODCM.
None 3.
Indications of failed fuel.
Yes.
Fuel Reliability Indicator:
FR.'. a 3.1 E-4 pCi/CC i
(9928MM/090895/7)
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LTCENSEE EVENT REPORTS (UNTT 1)
Th,,e foliowing is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unit One, occurring during the reporting period, August 1, 1995 through August 31, 1995.
This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.73.
Occurrence Licens3e Event Report Number Date Title of Occurrence LER 454:95-002 08/18/95 Unit 1 Train B Hydrogen Monitor Found Inoperable Due To Isolated Water Trap
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23, Monthly Report for Byron UNIT 2 for the month of August, 1995 A.
Summary of ODeratina ExDerience for Unit 2 The Unit began thic, reporting period in Mode 1 (Power operations),
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(9928MM/09089s/9)
B.
OPERATING DATA REPORT DOCKET NO.
050-455 UNIT: Byron Two DATE:
09/08/95 COMPILED BY:
J.
Vogl TELEPHONE:
(815)234-5441 x2282 OPERATING STATUS 1.
Reporting Period: August, 1995.
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 5,831 70,392 6.
Rx Critical Hours 744 4,810.5 61,325.9 7.
Rx Reserve Shutdown Houra 0
0 0
8.
Hours Generator on Line 744 4,781.9 60,691.7 9.
Unit Reserve Shutdown Hours 0
0 0
- 10. Gross Thermal Energy (MWH) 2,509,988 15,246,380 180,230,278
- 11. Gross Elec. Energy (MWH) 849,554 5,209,494 61,343,678
- 12. Net Elec. Energy (MWH) 811,901 4,958,288 58,245,685
- 13. Reactor Service Factor 100 82.50 87.12
- 14. Reactor Availability Factor 100 82.50 87.12
- 15. Unit Service Factor 100 82.01 86.22
- 16. Unit Availability Factor 100 82.01 86.22
- 17. Unit Capacity Factor (MDC net) 98.76 76.95 74.88
- 18. Unit Capacity Factor (DER net) 97.43 75.92 73.88
- 19. Unit Forced Outage Hrs.
0 0
1,399.2
- 20. Unit Forced Outage Rate 0
0 2.25
- 21. Shutdowns Scheduled Over Next 6 Months: None i
- 22. If Shutdown at End of Report Period, Date of Startup: None
- 23. Units in Test Status (Prior to Commercial Operation): None
- Note - The cumulative numbers do not reflect power generated prior to commercial service.
(9928MM/090895/10)
C.
AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.:
050-455 UNIT: Byron Two DATE:
09/08/95 COMPILED BY:
J. Vogl TELEPHONE:
(815)234-5441 x2282 MONTH: August, 1995 DAY AVERAGE DAILY POWER LEVEL (MWe-Net) 1.
1107 MW 17.
1098 MW 3.
1101 MW 18.
1099 MW 4,
1103 MW 19.
1099 MW 5
1100 MW 22.
1106 MW 8,
1100 MW 24, 1100 "W l
10.
1092 MW 25.
1102 MW 11.
1095 MW 26.
1023 MW 12.
1079 MW 27.
1100 MW 13.
1008 MW 28.
1100 MW 14.
1103 MW i
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 1
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.
4 j
(9928MM/090895/11) j
Report Period: August, 1995 UNIT SHUTDOWNS / REDUCTIONS BYRON (UNIT 2) 1 i
i No.
Date Tvoe Hours Reason Method LER Number System Component Cause & Corrective Action To Prevent Recurrence.
NO SHUTDOWNS OR MAJOR REDUCTIONS FOR UNIT TWO IN AUGUST 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 i
E-Operator Training 5-Reduced Load Licensee Event Report
& License Examination 9-Other (LER) Tile (NUREG-0161)
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(9928MM/090895/12)
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e E.
UNIQUE REPORTING REOUIREMENTS ('JNIT 2 ) for the month of August, 1995 1.
Safety / Relief valve operations for Unit Two.
VALVES NO & TYPE PLANT DESCRIPTION DATE ACTUATED ACTUATION CONDITION OF EVENT None 2.
Licensee generated changes to ODCM.
l f
None 3.
Indications of failed fuel.
No.
Fuel Reliability Indicator:
FRI = 2.6 E-5 pCi/CC (9928MM/090895/13)
= *
.e F._
LICENSEE EVENT REPORTS (UNIT 2) l The following is a tabular summary of all Licensee Event Reports for Byron Nuclear Power Station, Unit Two, occurring during the reporting period, August 1, 1995 through August 31, 1995.
This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.73.
Occurrence Licensee Event Report Number Date Title of Occurrence LER 455:95-004 08/15/95 Diesel Generator Voltage Regulator Failures.
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(9928MM/090895/"2)
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