ML20042G972

Corrected Monthly Operating Rept for Mar 1990 for Zion Unit 1

ML20042G972
Person / Time
Site:	Zion File:ZionSolutions icon.png
Issue date:	03/31/1990
From:	John Thomas COMMONWEALTH EDISON CO.
To:
Shared Package
ML20042G971	List: ML20042G970 ML20042G972
References
NUDOCS 9005160356
Download: ML20042G972 (2)

Text

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UNIT SHUTDOWNS'AND POWER REDUCTIONS DOCKET NO.

50-295' UNIT NAME Zion Unit 1 DATE 4/12/90

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COMPLETED BY J. THOMAS TELEPHONE (708) 746-2084

. REPORT MONTH MARCH Duration Method of Licensee Cause & Corrective l

2 System Component No.

Date Type (Hours) t eason Shutting.

Event Action to R

Down Report # ~

Code Code Prevent Recurrence 3

Reactor 1

900301 F

721.6 A

1 Shutdown was required by Tech Specs due to

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. Diesel Generator "O" inoperability. Shut-down was extended on ou March 29, 1990 due to

.SS excessive' stroke time on lA and 1C main om gg stream isolation valves.

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8S" i.

1 2

3 4

F: Forced Reason:

Method Exhibit G - Instructions l

S: Scheduled A-Equipment Failure (Explain) 1-Manual-for Preparation of Data i

B-Malnetnance of Test 2-Manual Scram Entry Sheets.for Licensee l

C-Refueling 3-Auto Scram Event Report (LER) Flie D-Regulatory Restriction 4-Continued (NUREG-0161)

E-Operator Training & Licensee Examination 5-Reduced Load

.F-Administrative 5

G-Operational Error (Explain)

Exhibit 1 - Same Source H-Other (Explain) f 2406o(3) l

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. :;p f OPERA. TING DATA' REPORT DOCKET NO. 50-295 DATE 4/12/90 COMPLETED BY J. Thomas TELEPHONE _ O 8) 746-2084:

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OPERATING STATUS 1.

Unit Name:

Zion Unit 1 2.

Reporting Period: 0000 900301 to 0000 900331 Notes 1

3.

Licensed Thermal Power (MHt):

3250 4.

Nameplate Rating (Gross MHe):

1085 5.

Design Electrical Rating (het MWe):

1040 6.

Maximum Dependable Capacity (Gross MWe): 1085 7.

Maximum Dependable Capacity (Net HHe):

1040 8.

If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons:

N/A 9.

Power Level To Which Restricted, If Any (Net MHe):

N/A

10. Reasons for Restrictions, If Any:

h/A This Month Yt-to-Date Cumulative'

11. Hours In Reporting Period 744.0 2.160.0 142.440.0 12.-Number Of Hours Reactor Has Critical 22.4 1.077.9 99.155.5

13. Reactor Reserve Shutdown Hours 0.0 0.0 2.621.8

14. Hours Generator On-Line 22.4 807.2 96.106.9

15. Unl+ Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MHH) 65.497 2.394.990:

278.917.059_

17. Gross Electrical Energy Generated (MHH) 21.860 811.156 89.883,255_

18. Net Electrical Energy Generated (MHH) 6.654-755.665

__f5.452 529_

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19. Unit Service Factor 3.0 37.4 5" 5 20.-Unit Availability Factor-3.0 37.4 p,___

21. Unit Caricity f actor (Using MDC Net) 0.9 33.6

.7

22. Unit Crpacity Factor (Using DER Net)-

0.9 33.6 a7.7 t

23. Unit forced Outage Rate 96.9 48.4 13.3

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

i t

25. If Shut Down At End Of Report Period, Estimated Date of Startup:

26. Units In Test Status (Prior to Commerical Operation):

Forecast Achieved' INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION 2406o(7) i e

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