ML20056D982

Monthly Operating Rept for Jul 1993 for Dbnps,Unit 1.W/

ML20056D982
Person / Time
Site:	Davis Besse
Issue date:	08/06/1993
From:	Bradley Davis, Jeffery Wood TOLEDO EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
KB93-0626, KB93-626, NUDOCS 9308190129
Download: ML20056D982 (5)

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. I TOLEDO EDISON A Centerior Energy Conpany EDISON PLAZA ,

300 MADISON AVENUE i TOLEDO. OHto 43652-o001 i August 6, 1993 KB93-0626 Docket No. 50-346  :

License No. NPF-3 i

U.S. Nuclear Regulatory Commission l

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Document Control Desk Vashington, D.C. 20555 Gentlemen:

Monthly Operating Report July 1993 -

Davis-Besse Nuclear Power Station Unit 1 i

Enclosed are ten copies of the Monthly Operating Report for Davis-Besse Nuclear Power Station Unit No. 1 for the month of July 1993. l If you have any questions, please contact Barry Davis at (419) 321-7370. -

Very truly yours,

.gl f G 5 & M W ,

John K. Wood Plant Manager i Davis-Besse Nuclear Power Station BFD/ tid Enclosurer >

ec: Mr. J. B. Hopkins NRC Senior Project Manager Mr. J. B. Martin Region III Administrator ,

Mr. S. Stasek NRC Senior Resident Inspector i

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9308190129 930806 i

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.PDR ADOCK 0S000346 l R PDR fj fl-J

AVERIGE DAILY UTIT IGTR LEVEL DOCKET 10 50-0346 UTIT Davis-Besse Q11t 1 DATE 8/02/93 CUPIETED BY BARIU DAVIS TELEPHCRIE 419-321-7370 M31TIH JULY 1993 AVERAGE DAILY POWTR LEVEL AVERAGE DAILY IG71R IE/EL DAY (MWe-Net) DAY (IHe-Net) 1 872 17 872 2 870 18 863 3 868 19 868 4 863 20 868 5 862 21 872 6 862 22 873 7 864 23 872 8 865 24 871 9 860 25 867 10 865 26 863 11 865 27 867-12 868 28 860 13 871 29 870 14 867 30 872 15 871 31 871 16 872 TNSIEUCTIGIS On this fonrat, list the average daily unit power level in MWe-Net for each day in the reputLing month. Ottpute to the nearest whole regawatt.

W OPERATDG DATA REPORT DOCKET 10 50-0346 DATE 8/02/93 COMPIEITD BY Barry F. Davis ,

TELEPIENE 419-321-7370 OPERATI!G SIATUS

1. Unit Name: Davis-Besse Unit 1 Notes

2. Reportiry Period. . . . . . . . . . . . . . . . . . . . . . . JULY 1993

3. Licensed Thermal Power (14ft) . . . . . . . . . . . . . 2772

4. Nameplate Rating (Gross }We) . . . . . . . . . . . . . 925

5. Design Electrical Rating (Net M4e) . . . . . . . 906

6. }hvinn Deperrlable Capacity (Gross Mie) .. 913

7. Maximum Deperriable Capacity (Net MJe) .... 868

8. If Changes Occur in Capacity Ratilgs (Items number 3 through 7) since last heru.L, give reasons:

9. Power Invel ib Which Restricted, If Any (Net Mie): .

10. Reasons For Restrictions, If Any (Net Mie): -'

This Month Yr-to-Date Cumulative

11. Hours In Reporting Period.............. 744.00 5087.00 131520.00

12. Number Of Hours Reactor Was Critical... 744.00 3656.20 78591.20

13. Reactor Reserve Shutdown Hours......... 0.00 0.00 5532.00

14. Hours Generator On-Line................ 744.00 3607.90 76383.30 *

15. Unit Reserve Shutdown Hours............ 0.00 0.00 1732.50-

16. Gross 'Ibermal Energy Generated (MWH) . . . 2051058 9330552 190009675

17. Gross Electrical Energy Generated (MWH) 678753 3110409 630t,2722

18. Net Electrical Energy Generated (M7H).. 645386 2949949 59392922

19. Unit Service Factor.................... 100.00 70.92 58.08

20. Unit Availability Factor............... 100.00 70.92 59.39

21. Unit Capacity Factor (Using MDC Net) . . . 99.94 66.81 52.03

22. Unit Capacity Factor (Usirg DER Net) .. . 95.75 64.01 49.84 ,

23. Unit Ibroed Outage Rate. . . . . . . . . . . . . . . . 0.00 0.70 22.10

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

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

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

Formac:t Achieved i INITIAL CRITICAIlTY INITIAL ELECTRICITY I CCIEERCIAL OPERATION i

4 UNIT SHUTDOVNS AND POVER REDUCTIONS DOCKET No.: 50-346 UNIT NAME: Davis-Beste #1' DATE: Aucust 2. 1993 Completed by: Barry Davis Report Month July 1993 Telephone: (419)321-7370

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k_* h 30{ Evut s Action to so. jj o ta 5%a ,,,,,, , u $ rr.v.nt R.curr.ne.

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EEf k 0 No significant shutdowns or power reductions, i

F! Forced Reason: Method:

• Exhibit G - Instructions for Preparation of Data j S: Scheduled A-Equipment Failure (Explain) 1-Manual Entry Sheets for Licensee Event Report (LER) .

EHtaintenance or Test 2-Manual scram- File (NUREG-0161) f C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continuation from E @ rator Training & License Emanination Previous Month ' Exhibit I - Same Source F-Adeinistrative 5-Ioad Reduction

• Report challenges to Power Operated Relief Valves G-operational Error (Explain) 9-other (Explain) (PORVs) and Pressuriser Code Safety Valves (PCSVsl b other (Emplain)

L Operational Summary July 1993 .

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Reactor power was maintained at approximately 100 percent full power until 0000 hours0 days <br />0 hours <br />0 weeks <br />0 months <br /> on July 18, 1993, when a manual power reduction to approximately 92 percent was initiated to perform main turbine valve testing and control _ rod l drive (CKJ) testing. i l After completion of main turbine valve testing and CRD exercise testing, reactor

• power was slowly increased to approximately 100 percent full power, which_vas i' achieved at 0304 hours0.00352 days <br />0.0844 hours <br />5.026455e-4 weeks <br />1.15672e-4 months <br /> on July 18, 1993. Reactor power was maintained at'this .

power level for the rest of the month. I

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