ML20217H522

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

ML20217H522
Person / Time
Site:	Byron
Issue date:	09/30/1999
From:	Colglazier R, Lopriore R COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BYRON-99-0144, NUDOCS 9910220148
Download: ML20217H522 (8)

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., , . Commonwealth Edison Company JN s , ' M)ron Generating 5tation

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4150 North German Chunh Road

( liyron, 11.610149791

- Tel 815 23 sM 41 October 15,1999 LTR: BYRON 99-0144 File: 2.7.200 L ' 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 September 1,1999, to September 30,1999.

If you have any questions regarding this report, please contact Mr. Karl Moser, Acting Regulatory Assurance Manager, at (815) 234-5441, extension 2139.

Respectfully, s

a Richard P. L riore Station Manager Byron Station {

RPL/RC/dpk cc: Regional Administrator- NRC Region ill NRC Senior Resident Inspector - Byron Station N

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~ MONTHLY OPERATING REPORT

. COMMONWEALTH EDISON COMPANY FACILITY OPERATING LICENSE NOS. NPF-37 AND NPF-66

' NRC DOCKET NOS. STN 50-454 AND STN 50-455 c

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OPERATING DATA REPORT UNIT ONE DOCKET NO. 50-454 UNIT NAME Byron One DATE 10/05/99

. COMPLETED BY R. Colalazier TELEPHONE L815) 234-5441. X2609 REPORTING PERIOD: September.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 pinnt 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 restrictive seasonal conditions minus the normal station service loads. ,

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3. Number of Hours the Reactor was Critical. 720 5,765.63 101,620.03 l The total number of hours during the gross l hours of the reporting period that the reactor {

was critical.

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4. Number of Hours the Generator was On Line 720 5,736.82 100,711.22 i (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 i The total number of hours during the gross I hours of the reporting period that the unit was {

removed from service for economic or similar reasons but was available for operation. I I

6. Net Electrical Energy (MWH). 813,437 6,398,636 101,246,972 <

The gross electrical output of the unit measured  !

at the output terminals of the turbine-generator minus the normal station service loads during 1 the gross hours of the reporting period, i expressed in megawatt hours. Negative quantities should not be used.

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UNIQUE REPORTING REQUIREMENTS (UNIT 1) for th3 month of S::pt:mbur,1999 g

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

l VALVES ': NO & TYPE - PLANT DESCRIPTION

l. DATE ' ACTUATED - - ACTUATION CONDITION OF EVENT

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L None

'2. Licensee generated changes to ODCM.

lNone

3. Indications of failed fijel'

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

L- 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, September 1,1999 through September 30,1999. This information lis provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.73.

1-Licensee Event Report Number ' Occurrence Date Title of Occurrence 454: 99-004 9/28/99 SSPS Slave Relay Response Time Untested L.

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"*. ~ OPERATING DATA REPORT

, UNIT TWO; o

i DOCKET NO. 50-455 I UNIT NAME Byron Two DATE l

10/05/99- l COMPLETED BY R. Colalazier TELEPHONE (815) 234 5441. X2609 REPORTING PERIOD: September.1999 (Month / Year)

MONTH YEAR TO DATE CUMULATIVE j

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 (Mwo-Net). 1,105 N/A N/A The gross electrical output as measured at the

' output terminals of the turbine-generator during

the most restrictive seasonal condmcns minus (

the' normal station service loads.

3. Number of Hours the Reactor was Critical.- 720 6,551 94,320.4 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 720 6,551 93,597.9

. (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 I should equal the gross hours in the reporting period.

45.~ L Unit Reserve Shutdown Hours. 0 0 0 .

The total number of hours during the gross I 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). .

817,846 7,374,095 94,361,878 The gross electr.' cal output of the unit measured

at the output terminals of the turbine-generator rninus 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 2)

'r* for th3 month of September,1999 l

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) = 1.00 E-06 Ci/cc.

4.l Licensee Events Reports

' The following is a. tabular summary of all Licensee Event Reports for Byroi; Station, Unit Two,

. occurring during the reporting period, September 1,1999 through September 30,1999. This information

. is provided pursuant to the reportable occurrence reporting requirements as set forth in 10CFR 50.73.

Licensee Event Report Number Occurrence Date Title of Occurrence

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