ML20117D534

Monthly Operating Rept for July 1996 for Davis-Besse Nuclear Power Station,Unit 1

ML20117D534
Person / Time
Site:	Davis Besse
Issue date:	07/31/1996
From:	Matranga E TOLEDO EDISON CO.
To:
Shared Package
ML20117D528	List: ML20117D524 ML20117D534 ML20117D541
References
NUDOCS 9608280357
Download: ML20117D534 (4)

Text

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, ,'* AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-0346 i

UNIT Davis-Besse Unit 1 DATE August 1,1996 COMPLETED BY Eugene C. Matranga i TELEPHONE 419/321-8369 I J

MONTH July,1996 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe-Net) DAY (MWe-Net) 1 872 17 872 j 2 873 18 870 3- 878 19 870 j i

4 879 20 880 l

5 878 21 880 6 876 22 879 l 1

7 865 23 877 l

8 876 24 876 9 _

879 25 876 10 881 26 879  ;

11 _

880 27 __

879 12 874 _

28 __ _

878 13 _ _.. ___

873 29 ____ _ _ _ _876 14 _ 875, 30 _ ___ _.878_

15 _. _ _ 876__ _ 31 _879_ .. _

16 __ _ _ _ _874_ ___

4 9608280357 960813 DR ADOCK 050003 6

+-

4 OPERATIONAL

SUMMARY

July 1996 Reactor power was maintained at approximately 100 percent full power until 0230 hours0.00266 days <br />0.0639 hours <br />3.80291e-4 weeks <br />8.7515e-5 months <br /> on July 7,1996, when a manual power reduction was initiated to perform turbine control valve testing. Reactor power we.s reduced to approximately 93 percent full power by 0320 hours0.0037 days <br />0.0889 hours <br />5.291005e-4 weeks <br />1.2176e-4 months <br />, and control l valve testing was conducted. At the completion of testing at 0440 hours0.00509 days <br />0.122 hours <br />7.275132e-4 weeks <br />1.6742e-4 months <br />, l power gradually increased to approximately 100 percent full power, which l was achieved at 0552 hours0.00639 days <br />0.153 hours <br />9.126984e-4 weeks <br />2.10036e-4 months <br />. Reactor power was maintained at l

approximately 100 percent full power for the rest of the month.

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l l

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l OPERATING DATA REPORT I l

DOCKET NO 50-0346 l DATE August 1,1996 COMPLETED BY Eugene C. Matranga

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l TELEPHONE 419/321-8369 '

OPERATING STATUS

1. Unit Name: Davis-Besse Unit 1 Notes

2. Reporting Period July,1996

3. Licensed Thermal Power (MWt) 2772

4. Nameplate Rating (Gross MWe) 925

5. Design Electrical Rating (Net MWe) 906 .

6. Maximum Dependable Capacity (Gross MWe) 917 l

7. Maximum Dependable Capacity (Net MWe) 873

8. If Changes Occur in Capacity Ratings (Items number 3 through 7) since last report, give reasons: Items 6 and 7 changed as a  !

result of the performance of an eight-hour maximum dependable capacity test.

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

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

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This Month Yr-to-Date Cumulative

11. Hours in Reporting Period 744.00 5,111.00 157,824.00 l

12. Number Of Hours Reactor Was Critical 744.00 3,817.20 102,522.97 l

13. Reactor Reserve Shutdown Hours 0.00 0.00 5,532.00

14. Hours Generator On-Line 744.00 3,779.60 100,230.50

15. Unit Reserve Shutdown Hours 0.00 0.00 1,732.50

16. Gross Thermal Energy Generated (MWH) 2,060,745 10,178,784 260,416,693

17. Gross Electrical Energy Generated (MWH) 685,028 3,394,455 84,528,557

18. Net Electrical Energy Generated (MWH) 651,727 3,219,814 79,801,754

19. Unit Service Factor 100.00 73.95 63.51

20. Unit Availability Factor 100.00 73.95 64.61

21. Unit Capacity Factor (Using MDC Net) 100.34 72.16 57.92 22, Unit Capacity Factor (Using DER Net) 96.69 69.53 55.81

23. Unit Forced Outage Rate 0.00 0.00 17.80

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

l

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

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

• UNIT NAME: Davis-Besse #1 '

DATE: .

Aneust 1.1996 Completed by: E. C. Matranon ,

Report Month July 1996 Telephone: (4191321-8369

, gy Licensee y Cause & Corrective h 3'h j Event fj f "j Action to No. Date I--

Og B y yg$

e Report # g gu u Prevent Recurrence g

No Significant Shutdowns or Power Reductions.

2 3 #

'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)