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Corrected Monthly Operating Rept for Mar 1991 for Byron Nuclear Power Station Unit 2
	ML20081M763
Person / Time
Site:	Byron
Issue date:	03/31/1991
From:	Ehle D; COMMONWEALTH EDISON CO.
To:	;
Shared Package
ML20081M686	List: ML20081M679; ML20081M763; ML20081M770; ML20081M786;
References
	NUDOCS 9107100109
	Download: ML20081M763 (1)
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liuCPIPATIliG_DATlLEEEDRI DOCKET NO. 050-455 UNIT: Dyron Two DATE: 04/11/91 COMPILED BY: D. Ehle TELEPHONE: (015)234-5441 x2263 OPERATING STATUS

1. Reporting Period March, 19 1 . Gross Hours: 744

2. Currently Authorized Powe. Level: 3411 (MWt)

Design Electrical Rating 1175 (MWe-gross)

Design Electrical Rating. 1120 (MWe-net)

Max Dependable Capacity .105 (MWe-net)

3. Power Level to Which Restricted (If Any): N/A

4. Reasons for Restriction (If Any):

THIS MONTH YR TO DATE CUMULATIVE *

5. Peport Period Hrs. 744 2,160 31,657

6. Rx Critical Hours 744 2,160 26,892.1

7. Rx Reserve Shutdown Hours 0 0 0

8. Hours Generator on Line 744 2,160 26,444.6

9. Unit Reserve Shutdown Hours 0 0 0

10. Gross Thermal Energy (MWH) 2,418,372 7,083,696 71,395,088

11. Gross Elec. Energy (MWH) 826,163 2,419,851 24,157,946

12. Net Elec. Energy (MWH) 785,842 2,302,440 22,706,769

13. Reactor Service Factor 100 100 84.9

14. Reactor Availability Factor 100 100 84.9

15. Unit Service Factor 100 100 83.5

16. Unit Availability Factor 100 100 83.5

17. Unit Capacity Factor (MDC net) 95.6 96.5 64.9

18. Unit Capacity Factor (DER net) 94.3 95.2 64.0

19. Unit Forced Outage Hrs. 0 0 806.4

20. Unit Forced Outage Rate 0 0 3.2

21. Shutdowns Scheduled Over Next 6 Months: None

22. If Shutdown at End of Report Period, Estimated Date of Startup:

23. Units in Test Status (Prior to Commercial Operation): None

Note - The cumulative numberc do not reflect power generated prior to commercial service.

(0625M/0062M/2) 9107100109 910621 PDR ADOCK 05000455 R PDR

ML20081M763