ML20210R343

Monthly Operating Repts for July 1999 for Byron Station, Units 1 & 2.With

ML20210R343
Person / Time
Site:	Byron
Issue date:	07/31/1999
From:	Colglazier R, Lopriore R COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BYRON-99-0116, NUDOCS 9908170089
Download: ML20210R343 (9)

Text

, Commorm cahh 14lison Company a

11) ron Generating Mation

. 4 60 North German Chun h Road li) ron,11. 61010 9791

- Ici HI 423 iM 11 August 11,1999 LTR: BYRON 99-0116 FILE: 2.7.200 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 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 l

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 July 1,1999, l to July 31,1999.

i l If you have any questions regarding this report, please contact Mr. B. J. Adams, Regulatory Assurance Manager, at (815) 234-5441, extension 2280.

Respectfully, Richard P. Loprio e Station Manager Byron Station RPURC/dpk cc: Regional Administrator- NRC Region lli t i NRC Senior Resident inspector- Byron Station b l

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~ N. Reynolds, Winston & Strawn , .

Director, Licensing & Compliance - Braidwood and Byron Stations Site Vice President- Byron Station Vice President - Regulatory Services

! Regulatory Assurance Manager- Byron Station Comed Document Control Desk Licensing (Hard Copy)

Comed Document Control Desk Licensing (Electronic Copy)

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BYRON STATION UNIT 1 AND UNIT 2 MONTHLY OPERATING REPORT l

COMMONWEALTH EDISON COMPANY l

FACILITY OPERATING LICENSE NOS. NPF-37 AND NPF-66 NRC DOCKET NOS. STN 050-454 AND STN 050-455 l

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OPERATING DATA REPORT UNIT ONE DOCKET NO. 50-454 UNIT NAME Byron One l DATE 08/05/99 COMPLETED BY R. Colalazier TELEPHONE (815) 234-5441 X2609 REPORTING PERIOD: July.1999 (Month / Year)

MONTH YEAR TO DATE CUMULATIVE

1. Design Electrical Rating (Mwe-Net). 1,120 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). 1,105 N/A N/A The gross electrical output as measured at the i 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. 744 4,301.63 100,156.03 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. 744 4,272.82 99,247.22 (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 38 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). 822.142 4,748,264 99,596,600 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.

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UNIQUE REPORTING REQUIREMENTS (UNIT 1) for tha month of July,1999

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

VALVES NO & TYPE PLANT DESCRIPTION DAlg ACTUATED ACTUATION CONDITION - OF EVENT None

2. Licensee generated changes to ODCM.

None

3. Indications of failed fuel.

None. Fuel Reliability Indicator FRI = 1.00 E-06 Ci/cc.

4. Licensee Event Reports The following is a tabular summary of all Licensee Event Reports for Byron Station, Unit One, occurring during the reporting period, July 1,1999 through July 31,1999. 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 None p:\99byltrs\990116. doc

. .. OPERATING DATA REPORT UNIT TWO DOCKET NO. 50-455 UNIT NAME Byron Two DATE 08/05/99 COMPLETED BY R. Colalazier TELEPHONE (815)234-5441 X2609 REPORTING PERIOD: July.1999 (Month / Year)

MONTH YEAR TO DATE CUMULATIVE

1. Design Electrical Rating (Mwe-Net). 1,120 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). 1,105 N/A N/A The gross electrical output as measured at the output terminals of the turbine-generator during the most restictive seasonal conditions minus the normal station service loads.  !

3. Number of Hours the Reactor was Critical. 744 5,087 92,856.4 The total number of hours during the gross hours of the reporting period that reactor was critical.

4. Number of Hours the Generator was On Line. 744 5,087 92,133.9 (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 l period. i

5. Unit Reserve Shutdown Hours. 0 0 0 l 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. i 1

6. ' Net Electrical Energy (MWH). 808,553 5,717,691 92,705,474 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 l hours. Negative quantities should not be used.

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UNIQUE REPORTING REQUIREMENTS (UNIT 2) for the month of July,1999

[1. Safety / Relief valve operations for Unit Two. This information is provided pursuant to the reporting requirements contained in Technical Specification 5.6.4.

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

2. Licensee generated changes to ODCM, None

3. Indications of failed fuel.

None. Fuel Reliability Indicator FRI = 2.35 E-06 pCi/cc

4. Licensee Event Reports The following is a tabular summary of all Licensee Event Reports for Byron Station, Unit Two, occurring during the reporting period, July 1,1999 through July 31,1999. 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 -

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