ML20249A106

Monthly Operating Rept for May 1998 for TMI-1

ML20249A106
Person / Time
Site:	Three Mile Island
Issue date:	05/31/1998
From:	Heysek W, Langenbach J GENERAL PUBLIC UTILITIES CORP.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
1920-98-20300, NUDOCS 9806160066
Download: ML20249A106 (3)

Text

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NUCLEAR l'llb"$1R,.a Tel 717-944-7621 June 09,1998 1920-98-20300 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D.C. 20555 Gentlemen:

Subject:

Three Mile Island Nuclear Station, Unit I (TMI-1)

Operating License No. DPR-50 Docket No. 50-289 Monthly Operating Report for May 1998 Enclosed are two copies of the May 1998 Monthly Operating Report for Three Mile Island Nuclear Station, Unit 1. The content and format ofinformation submitted in this report is in accordance with the guidance provided by Generic Letter 97-02.

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Sincerely, j W

• l Ll James W. Langenbach Vice President and Director, TMI WGH cc: Administrator, Region I - Hubert J. Miller TMI Senior Resident Inspector - Wayne L. Schmidt 98001 9006160066 980531 g l PDR ~ ADOCK~05000799 y

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APPENDIX A OPERATING DATA REPORT DOCKET NO. 50-289 DATE June' 09 COMPLETED BYHEYSEK h.1998 TELEPHONE (717)948-819]

REPORTING PERIOD: May 1998 YEAR TO MONTH DATE CUMULATIVE

1. DESIGN ELECTRICAL RATING (MWe 819.0 *

• NET).

The nominal net electrical output of the unit specified by the utility and used for the purpose of plant design.

2. MAXIMUM DEPENDABLE CAPACITY 786.0 * *

(MWeNET).

The yvss electrical output as measured at the output terminals of the turbine generator during the most restrictive seasonal conditions minus the nonnal station service loads.

3; NUMBER OF HOURS REACTOR WAS 744.0 3,623.0 129,334.7 CRITICAL.

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

the reporting period that the reactor was critical.

4. HOURS GENERATOR ON LINE. 744.0 3,623.0 128,132.0 (Service llours) 1. wtal number of hours during the gross hours of the reporting period that the unit operated with the breakers closed to the station bus.

' The sum of the hours that the generator was on line plus the total outage hours in the reporting period.

5. UNIT RESERVE SHUTDOWN HOURS. 0.0 0.0 0.0 The total number of hours during the gross hours of the reporting period that the unit was removed from service for econon.ic or similar reasons but was available for operation.

l

6. NET ELECTRICAL ENERGY (MWH). .

582,605.0 2,930,957.0 99,993,391.1 j The gross electrical output of the unit measured at j the output terminals of the turbine generator minus

, the nonnal station service loads during the gross hours of the reporting period, expressed in megawatt E

- hours. Negative quantities should not be used.

• Design values have no " Year to Date" or " Cumulative" significance. s l

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