ML20095H376

Monthly Operating Rept for Nov 1995 for Davis-Besse Nuclear Power Station Unit 1

ML20095H376
Person / Time
Site:	Davis Besse
Issue date:	11/30/1995
From:	Wolf G, Jeffery Wood TOLEDO EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
KB-95-0203, KB-95-203, NUDOCS 9512220312
Download: ML20095H376 (5)

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TOLEDO

%me EDISON EDISON PLAZA j 300 MADISON AVENUE i TOLEDO OHIO 43652-0001 l l

December 20, 1995 KB-95-0203 Docket No. 50-346 License No. NPF-3 U.S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555 Gentlemen:

Monthly Operating Report, November, 1995 Davis-Besse Nuclear Power Station Unit 1 Enclosed are ten copies of the Monthly Operating Report for Davis-Besse Nuclear Power Station Unit No. 1 for the month of November, 1995.

If you have any questions, please contact G. M. Wolf at (419) 321-8114.

Very truly yours, J n K. Wood Plant Manager Davis-Besse Nuclear Power Station GMW/dmc Enclosures cc: L. L. Gundrum NRC Project Manager H. J. Miller Region III Administrator S. Stasek NRC Senior Resident Inspector, Stop 4030 m

9512220312 951130 o(

PDR ADOCK 05000346 R _

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AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-0346 UNIT Davis-Besse Unit 1 DATE Dec.1,1995 COMPLETED BY Gerald M. Wolf TELEPHONE 419/321-8114 l

MONTH November,1995 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL 1 DAY (MWe-Net) DAY (MWe-Net) i 1 879 16 884 2 877 17 884 i l

3 884 18 883 1 4 884 19 883 i

5 884 20 882 1 6 884 _

21 883 7 883 22 884 8 883 23 884 9 __

882 24 884 ____

10 881 25 883 l

11 882 26 878 ,

12 885 27 880 13 884 28 884 14 884 29 883 15 884 30 883

OPERATING DATA REPORT f

DOCKET NO 50-0346

. DATE Dec.1,1995 COMPLETED BY Gerald M. Wolf TELEPHONE _419/321-8114 OPERATING STATUS

1. Unit Name: Davis-Besse Unit 1 Notes

2. Reporting Period . _

Nov.,1995

_3. Licensed Thermal Power (MWt) 2772

4. Namepla.te Rating.(Gross MWe) 925

5. Delsign Electrical Rating.(Net M_We) 906

6. Maximum Dependable _ Capacity _(Gross _M_We) 915

7. Maximum Dependable _ Capacity _(Net MWe)_ 871

8. If Changes Occurin Capacity Ratings (Items number 3 through 7) since last report, give reasons:

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9. Power Level To Which Restricted, If Any (Net MWe):

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

l This Month Yr-to-Date Cumulative

11. Hours in Reporting Period 720.00 8,016.00 151,969.00

12. Number Of Hours Reactor Was Critical 720.00 8,016.00 97,961.77

13. Reactor Reserve Shutdown Hours 0.00 0.00 5,532.00

14. Hours Generator On-Line 720.00 8,016.00 95,706.90

15. Unit Reserve Shutdown Hours 0.00 0.00 1,732.50

16. Gross Thermal Energy Generated (MWH) 1,994,509 22,106,079 248,202,152

17. Gross Electrical Energy Generated (MWH) 667,908 7,381,276 80,452,764

18. Net Electrical Energy Generated (MWH) 635,575 7,022,898 75,934,267

19. Unit Service Factor 100.00 100.00 62.98

20. Unit Availability Factor 100.00 100.00 64.12

21. Unit Capacity Factor (Using MDC Net) 101.35 100.59 57.37

22. Unit Capacity Factor (Using DER Net) 97.43 96.70 55.15

23. Unit Forced Outage Rate 0.00 0.00 18.48

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

Scheduled maintenance and refueling outage - April 8,1996. Planned duration - 39 days.

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

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

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

OPERATIONAL

SUMMARY

November 1995 Reactor power was maintained at approximately 100 percent full power until 0002 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> on November 26,1995, when a manual power reduction was initiated to perform turbine control valve testing. Reactor power was manually reduced to approximately 94 percent full power by 0050 hours5.787037e-4 days <br />0.0139 hours <br />8.267196e-5 weeks <br />1.9025e-5 months <br />, and control valve testing was conducted. At the completion of testing at 0207 hours0.0024 days <br />0.0575 hours <br />3.422619e-4 weeks <br />7.87635e-5 months <br />, power gradually increased to approximately 100 percent full power, which was achieved at 0308 hours0.00356 days <br />0.0856 hours <br />5.092593e-4 weeks <br />1.17194e-4 months <br />. Reactor power was maintained at approximately 100 percent full power for the rest of the month.

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-346 ,

- UNIT NAME: Davis-Besse #1 DATE: December 1.1995

• Completed by: G. M. Wolf Report Month November 1995 Telephone: (419)321-8114

<g y Licensee g Cause & Corrective No. Date E-=

!5 O h

o }o g[c Event Report #

AU m

f E U Action to Q 2 $ Prevent Recurrence Q

No Significant Shutdowns or Power Reductions I 2 #

F: Forced Reason: Method: Exhibit G - Instructions for Preparation of Data S: Scheduled A-Equipment Failure (Explain) 1-Manual Entry Sheets for Licensee Event Report (LER)

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

C-Refueling 3-Automatic Scram D-Regulatory Restriction 4-Continuation from 5

E-Operator Training & License Examination Previous Month Exhibit I - Same Source F-Administrative 5-Load Reduction

• Report challanges to Power Operated Relief Valves G-Operational Error (Explain) 9-Other (Explain) (PORVs) and Pressurizer Code Safety Valves (PCSVs)

II-Other (Explain)

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