BYRON 2002-0056, April 2002 Monthly Operating Report for Byron Station, Units 1 & 2

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April 2002 Monthly Operating Report for Byron Station, Units 1 & 2
ML021700092
Person / Time
Site: Byron  Constellation icon.png
Issue date: 05/15/2002
From: Kuczynski S
Exelon Generation Co, Exelon Nuclear
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
BYRON 2002-0056
Download: ML021700092 (8)
v • d • e


Text

Exelon.

Exelon Generation Company, LLC www.exeloncorp.com Nuclear Byron Station 4450 North German Church Road Byron, IL61010-9794 May 15, 2002 LTR: BYRON 2002-0056 File: 2.07.0200 United States Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555-0001 Byron Station, Units 1 and 2 Facility Operating License Nos. NPF-37 and NPF-66 NRC Docket Nos. STN 50-454 and STN 50-455

Subject:

Monthly Operating Report In accordance with Technical Specification 5.6.4, "Monthly Operating Reports," we are submitting the Monthly Operating Report for Byron Station, Units 1 and 2. This report covers the period April 1, 2002, through April 30, 2002.

If you have any questions regarding this report, please contact Mr. William Grundmann, Regulatory Assurance Manager, at (815) 406-2800.

Respectfully, Stephen E. Kuczynski Plant Manager Byron Nuclear Generating Station SEK/DD/dpk Attachment cc: Regional Administrator - NRC Region III NRC Senior Resident Inspector - Byron Station NRC Project Manager - NRR - Byron Station Office of Nuclear Facility Safety - Illinois Department of Nuclear Safety

ATTACHMENT BYRON STATION, UNIT 1 AND UNIT 2 MONTHLY OPERATING REPORT EXELON GENERATION COMPANY, LLC FACILITY OPERATING LICENSE NOS. NPF-37 AND NPF-66 NRC DOCKET NOS. STN 50-454 AND STN 50-455

OPERATING DATA REPORT UNIT ONE DOCKET NO. 50-454 UNIT NAME Byron One DATE 05/15/02 COMPLETED BY D. Drawbaugh TELEPHONE (815) 406-2813 REPORTING PERIOD: April, 2002 (Month/Year)

MONTH YEAR TO DATE CUMULATIVE 1 Design Electrical Rating (MWe-Net). 1,187 N/A N/A The nominal net electrical output of the unit specified by the utility and used for the purpose of plant design.

2. Maximum Dependable Capacity (MWe-Net). 1,163 N/A N/A The gross electrical output as measured at the output terminals of the turbine-generator during the most restrictive seasonal conditions minus the normal station service loads.
3. Number of Hours the Reactor was Critical. 719 2,450.25 123,405.82 The total number of hours during the gross hours of the reporting period that the reactor was critical.
4. Number of Hours the Generator was On Line 719 2,437.18 122,401.72 (also called Service Hours). The total number of hours during the gross hours of the reporting period that the unit operated with breakers closed to the station bus. The sum of the hours the generator was on line plus the total outage hours should equal the gross hours in the reporting period.
5. Unit Reserve Shutdown Hours. 0 0 0 The total number of hours during the gross hours of the reporting period that the unit was removed from service for economic or similar reasons but was available for operation.
6. Net Electrical Energy (MWH). 878,553 2,887,262 126,325,839 The gross electrical output of the unit measured at the output terminals of the turbine-generator minus the normal station service loads during the gross hours of the reporting period, expressed in megawatt hours. Negative quantities should not be used.

UNIT SHUTDOWNS DOCKET NO. 50-454 UNIT NAME Byron One DATE 05/15/02 COMPLETED BY D. Drawbaucqh TELEPHONE (815) 406-2813 REPORTING PERIOD: April 2002 NO. DATE TYPE DURATION REASON (1) METHOD OF CAUSE/CORRECTIVE ACTIONS F: FORCED (HOURS) SHUTTING S: SCHEDULED DOWN (2) COMMENTS

SUMMARY

Unit 1 On-Line During the Month of April.

(1) Reason (2) Method A - Equipment Failure (Explain) 1 - Manual B - Maintenance Test 2 - Manual Trip/Scram C - Refueling 3 - Automatic Trip/Scram D - Regulatory Restriction 4 - Continuation E - Operator Training/License Examination 5 - Other (Explain)

F - Administrative G - Operational Error (Explain)

H - Other (Explain)

UNIQUE REPORTING REQUIREMENTS (UNIT ONE) for the month of April, 2002

1. Safety/Relief valve operations for Unit One. This information is provided pursuant to the reporting requirements contained in Technical Specification 5.6.4, "Monthly Operating Report."

VALVES NO. & TYPE PLANT DESCRIPTION DATE ACTUATED ACTUATION CONDITION OF EVENT None

2. Licensee generated changes to Offsite Dose Calculation Manual.

None

3. Indications of failed fuel.

None. Fuel Reliability Indicator: (FRI) = 1.00 E-06 ICi/cc.

4. Licensee Events Reports The following is a tabular summary of all Licensee Event Reports for Byron Station, Unit One, occurring during the reporting period, April 1, 2002, through April 30, 2002. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10 CFR 50.73, "Licensee Event Report System."

Licensee Event ReDort Number Occurrence Date Title of Occurrence None

OPERATING DATA REPORT UNIT TWO DOCKET NO. 50-455 UNIT NAME Byron Two DATE 05/15/02 COMPLETED BY D. Drawbaugh TELEPHONE (815) 406-2813 REPORTING PERIOD: April, 2002 (Month/Year)

MONTH YEAR TO DATE CUMULATIVE 1 Design Electrical Rating (MWe-Net). 1,155 N/A N/A The nominal net electrical output of the unit specified by the utility and used for the purpose of plant design.

2. Maximum Dependable Capacity (MWe-Net). 1,131 N/A N/A The gross electrical output as measured at the output terminals of the turbine-generator during the most restrictive seasonal conditions minus the normal station service loads.
3. Number of Hours the Reactor was Critical. 719 2,879 115,962.38 The total number of hours during the gross hours of the reporting period that the reactor was critical.

719 2,879 115,188.28

4. Number of Hours the Generator was On Line (also called Service Hours). The total number of hours during the gross hours of the reporting period that the unit operated with breakers closed to the station bus. The sum of the hours the generator was on line plus the total outage hours should equal the gross hours in the reporting period.
5. Unit Reserve Shutdown Hours. 0 0 0 The total number of hours during the gross hours of the reporting period that the unit was removed from service for economic or similar reasons but was available for operation.
6. Net Electrical Energy (MWH). 857,361 3,427,645 119,421,638 The gross electrical output of the unit measured at the output terminals of the turbine-generator minus the normal station service loads during the gross hours of the reporting period, expressed in megawatt hours. Negative quantities should not be used.

UNIT SHUTDOWNS DOCKET NO. 50-455 UNIT NAME Byron Two DATE 05/15/02 COMPLETED BY D. Drawbauqh TELEPHONE (815) 406-2813 REPORTING PERIOD: April 2002 NO. DATE TYPE DURATION REASON (1) METHOD OF CAUSE/CORRECTIVE ACTIONS F: FORCED (HOURS) SHUTTING S: SCHEDULED DOWN (2) COMMENTS I _________ I L

SUMMARY

Unit Two On-Line During the Month of April.

(1) Reason (2) Method A - Equipment Failure (Explain) 1 - Manual B - Maintenance Test 2 - Manual Trip/Scram C - Refueling 3 - Automatic Trip/Scram D - Regulatory Restriction 4 - Continuation E - Operator Training/License Examination 5 - Other (Explain)

F - Administrative G - Operational Error (Explain)

H - Other (Explain)

UNIQUE REPORTING REQUIREMENTS (UNIT TWO) for the month of April, 2002 Safety/Relief valve operations for Unit Two. This information is provided pursuant to the reporting requirements contained in Technical Specification 5.6.4, "Monthly Operating Report."

VALVES NO. & TYPE PLANT DESCRIPTION ACTUATED ACTUATION CONDITION OF EVENT DATE None

2. Licensee generated changes to Offsite Dose Calculation Manual.

None

3. Indications of failed fuel.

None. Fuel Reliability Indicator: (FRI) = 6.70 E-06 0Ci/cc.

4. Licensee Events Reports The following is a tabular summary of all Licensee Event Reports for Byron Station, Unit Two, occurring during the reporting period, April 1, 2002, through April 30, 2002. This information is provided pursuant to the reportable occurrence reporting requirements as set forth in 10 CFR 50.73, "Licensee Event Report System."

Licensee Event Report Number Occurrence Date Title of Occurrence None

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