ML20057A720

Monthly Operating Rept for Aug 1993 for Davis-Besse Nuclear Power Station Unit 1

ML20057A720
Person / Time
Site:	Davis Besse
Issue date:	08/31/1993
From:	Bradley Davis, Jeffery Wood TOLEDO EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
KB93-0855, KB93-855, NUDOCS 9309150211
Download: ML20057A720 (5)

Text

. . . . . . . - - -. . --. . - . .

}

' TOLEDO I EDISON 1 Acont nm En-gy canpany  ;

30 AD S N AVENUE '

TOL.EDO. OHIO 436524001 j l

September 14, 1993 l KB93-0855 ,

Docket No. 50-346 i License No. NPF-3 j U.S. Nuclear Regulatory Commission .

Document Control Desk l Vashington, D.C. 20555 q

Gentlemen: l Monthly Operating Report August 1993  ;

Davis-Besse Nuclear Power Station Unit 1 i Enclosed are ten copies of the Monthly Operating Report for Davis-Besse j Nuclear Power Station Unit No. 1 for the month of August 1993. -!

i l

If you have any questions, please contact Valt Flippin'at (419) 321-8300. <

Very truly yours, l J

Jo K. Vood Plant Manager Davis-Besse Nuclear Power Station WNF/ tid Enclosures ,

cc: Mr. J. B. Hopkins i NRC Senior Project Manager Mr. J. B. Martin Region III Administrator Mr. S. Stasek.

NRC Senior Resident Inspector 4

'f 1 c: ~ n o Q : .

9309150211 930831' I

}-

PDR ADDCK 05000346 - s%

R. , PDR .

, - -. .- ~. .- ~ .

1 AVERAGE DAT6Y INIT POWER IIVEL DOCKET NO 50-0346 unT Davis-Besse Unit i DATE 09-01-93 OTELEI'ED BY BARRY DAVIS TELEPHONE 419-321-7370 K NIH AUGUSI' 1993 AVERAGE DAIIX PCMER LEVEL AVERAGE DAILY POWER IIVEL DAY (!5t 12t) DAY (15t-Ikt) 1 870 17 866 2 868 18 866 3 870 19 865 4 872 20 867 5 876 21 872 6 876 22 872 7 875 23 869 8 873 24 861 9 872 25 864-10 870 26 863 11 868 27 859 12 867 28 866 13 867 29 868' 14 865 30 864 15 850 31 -867 16 865 INSIRUCI' IONS On this format, list the average daily unit power level in MWe-Net far each day in the reporting month, carapute to the nearert whole negawatt.-

- .. ,,n.... ~,..-..:-.,,-,,,,e .- - - - . . ., . -- - --

t l

. OPERATING DATA REFORT J ,

1 DOCKET NO 50-0346 L IETE 09-01-93 EIPLEIID BY BARRY DAVIS j TELEPHONE 419-321-7370 l 1 OPERATHIG STATUS i

1. Unit Nare: Davis-Besse Unit 1 Notes

2. Reporting Period....................... AUGUST 1993

3. Licensed Therral Power (Et) . . . . . . . . . . . . . 2772 1 4. Naneplate Rating (Gross We) . . . . . . . . . . . . . 925

5. Design Electrical Rating, (Net We) . . . . . . . 906 G. Maxinn Dependable Capacity (Gross IMe) .. 913

7. Maximn Dependable Capacity (Net We) . .. 868

8. If Changes Occur in Capacity Ratings

. (Items number 3 through 7) since last 19;vd , give reasons:

1 1

l l 9. Power icvel To Which Restricted, If Any (Net We):

. 10. Reasons For Restrictions, If Any (Net We):

I 7his Month Yr-to-Date Cumulative

11. Hours In Reporting Period.............. 744.00 5831.00 127921.00

12. Number Of Hours Reactor Was Critical... 744.00 4400.20 76423.00

13. Reactor Reserve Shutdown Hours.........

i 0.00 0.00 5532.00 '

14. Hours Generator On-Line................ 744.00 4351.90 74263.40 l

' 15. Unit Reserve Shutdown Hours............ 0.00 0.00 1732.50 16.' Gross 7herinal Energy Generated (15E) . . . 2060372 11390924 184739992 3 17. Gross Electrical Energy Generated (ISE) 678859 3789268 61285445

18. Net Electrical Energy Generated (IGE).. 645463 3595412 57729974 1 19. Unit Service Factor.................... 100.00 74.63 58.05 (

l 20. Unit Availability Factor............... 100.00 74.63 59.41 l 21. Unit Capacity Factor (Using MDC Net) . . . 99.95 71.04 51.99 i 22. Unit Capacity Factor (Using DER Net) . . . 95.76 68.06 49.81 i 23. Unit Forced Outage Rate................ 0.00 0.58 22.59 j 24. Shutdowns Scheduled over Next 6 Months (Type, Date, and Duration of Each):

l.

l

25. If Shut Down At Erd Of Report Period, Estirated Date of Startup:

26. Units In 7bst Status (Prior to Comnercial Operation):

Forrv xt Achieved INITIAL CRITICALTIY

. INITIAL ELELTRICITY i

03EERCIAL OPERATIOt!

UNIT SHUTD0VNS AND POWER REDUCTIONS DOCKET No.: 50-346 -

UNIT NAME: Davis-Besse #_1 DATE: 9/1/9'3 Completed by: Barry Davis Report Month August 1993 Telephone: (419)321-7370 e

,,, [ Cause & Corrective

g

$f Event  ! '"

,,, Date h s-A eo l-ge a aig * ' " , ,

e e Prevent mecurr.nc.

No significant sh atdowns or powet reductions.

i1 F: Forced Reason: Method:

• Exhibit G - Instructions for Preparation of Data S: Sche <hiled A-Equipment Failure (Explain) 1-Manual Entry Sheets for I.icensee Event Report (IIR)

B-Maintenance or Test 2-Manual Scram File (NUREG-0161) {

C-Refueling F Regulatory Restriction 3-Automatic Scram 4-<ontinuation from Il E-operator Training & License Examination Previous Month Ethibit I - Same Source F-Administrative 5-toad Reduction

• Report challenges to Power Operated Relief Valves G-operational Error (Explain) 9-Other (Explain) (IORVsl and Pressuriser Code Safety Valves (PcSVs)

H-Other {Explaini

.ji

'l

! \

J ,

1

)

1 i j Operational Summary

]

- August 1993 i i

! i 4 i

} Reactor power was maintained at approximately 100 percent full power until l 1 0100 on August 15, 1993, when a manual power reduction to approximately 85 percent l 1 was initiated to perform main turbine valve testing and control rod drive (CRD) l j testing. l i

j After completion of main turbine control valve testing, stop valve testing, and CRD  !

f exercise testing, reactor power was slowly increased to approximately 100 percent l

{ full power, which was achieved at 0528 on August 15, 1993. Reactor power was  ;

j maintained at this power level for the rest of the month. l 4  :

I .

i i

i i

I 4

~

l l i  !

4 i i

}

i  !

l i  !

1 1

,4 4

3 I

4 4

i 4

I e

- - - - a pg a .-- , ,- 99.,. . - . . . py- -.y,,--9 c,-w w -

g. p , w

-9a = yy- .-i s. , y -e