ML20149M407

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

ML20149M407
Person / Time
Site:	Davis Besse
Issue date:	11/30/1996
From:	Lash J, Matranga E TOLEDO EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
KB-96-00343, KB-96-343, NUDOCS 9612160356
Download: ML20149M407 (5)

Text

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TOLEDO EDISON A Centerior Energy Company December 12,1996 gsgoyonAVENUE ZA ToLEoO. oH10 43652-0001

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KB-96-00343 i

Document Control Desk i

U. S. Nuclear Regulatory Commission Washington, D. C. 20555 Ladies and Gentlemen:

Monthly Operating Report, November 1996 Davis-Besse Nuclear Power Station Unit 1 l

l Enclosed is a copy of the Monthly Operating Report for Davis-Besse Nuclear Power Station Unit I for the month of November 1996.

If you have any questions, please contact E. C. Matranga at (419) 321-8369.

Very truly yours, O Ll

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James H. Lash Plant Manager Davis-Besse Nuclear Power Station ECM/ljk Enclosure cc:

A. B. Beach NRC Region ll! Administrator A. G. Hansen NRC Project Manager S. Stasek NRC Senior Resident Inspector

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9612160356 961130 PDR ADOCK 05000346 R

PDR 160040

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. AVERAGE DAILY UNIT POWER LEVEL e

DOCKET NO. 50-0346 i

UNIT Davis-Besse Unit 1 4

DATE December 2,1996 COMPLETED BY Eugene C. Matranga TELEPHONE 419/321-8369 5

MONTH November,1996 i

AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL DAY (MWe-Net)

DAY (MWe-Net) 1 887 16 886 2

887 17 884 3

887 18 887 4

886 19 888 5

885 20 888 6

881 21 888 7

880 22 887 8

886 23 887 9

887 24 886 I

10 876 25 889 11 887 26 886 12 887 27 886 i

13 887-28 886 14 887 29 885 15 887 30 884

4 OPERATING DATA REPORT i

a DOCKET NO 50-0346 DATE December 2,1996 COMPLETED BY Euaene C. Matranaa TELEPHONE 419/321-8369 l

OPERATING STATUS

1. Unit Name: Davis-Besse Unit 1 Notes i

2. Reportina Period November,1996

3. Licensed Thermal Power (MWt) 2772

4. Nameplate Ratina (Gross MWe) 925

5. Desian Electrical Ratina (Net MWe) 906 i

6. Maximum Dependable Capacity (Gross MWe) 917

7. Maximum Dependable Capacity (Net MWe) 873

8. If Chanaes Occur in Capacity Ratinas (Items number 3 through 7) since last report, give reasons:

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

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

This Month Yr-to-Date Cumulative

11. Hours In Reporting Period 720.00 8,040.00 160,753.00

12. Number Of Hours Reactor Was Critical 720.00 6,746.20 105,451.97

13. Reactor Reserve Shutdown Hours 0.00 0.00 5,532.00

14. Hours Generator On-Line 720.00 6,708.60 103,159.50

15. Unit Reserve Shutdown Hours 0.00 0.00 1,732.50

16. Gross Thermal Energy Generated (MWH) 1,993,844 18,282,560 268,520,468

17. Gross Electrical Energy Generated (MWH) 670,286 6,104,321 87,238,422

18. Net Electrica! Energy Generated (MWH) 637,790 5,803,042 82,384,982

19. Unit Service Factor 100.00 83.44 64.17

20. Unit Availability Factor 100.00 83.44 65.25

21. Unit Capacity Factor (Using MDC Net) 101.47 82.68 58.70

22. Unit Capacity Factor (Using DER Net) 97.77 79.67 56.57

23. Unit Forced Outage Rate 0.00 0.00 17.38

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

A 23 day shutdown is beina considered for early February to replace RCP 2-2 motor due to increasina thrust bearina temperatures.

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 m DATE December 2.1996 Report Month November.1996 COMPLETED BY E. C. Matranga TELEPHONE (419) 321-8369

'e 5E 8

Y Licensee Event 5'e "o

e8 g

jsE Repod gg a7 Action to No.

Date a

F

$E y

giE to O O

Prevent Recurrence O

No Significant Shutdowns Or Power Reductions.

1 2

3 4

F: Forced Reason:

Method:

Exhibit G-Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File (NUREG-D-Regulatory Restriction 4-Continuation from 0161)

E-Operator Training & License Examination Previous Month F-Administrative 5-Load Reduction 5

G-Operational Error (Explain) 9-Other (Explain)

Exhibit I-Same Source H-Other (Explain)

• Report challanges to Power Operated Relief Valves (PORVs) and Pressurizer Code Safety Valves (PCSVs)

1 OPERATIONAL

SUMMARY

November 1996 Reactor power was maintained at approximately 100 percent full power until 0100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br /> on November 10,1996, when a manual power reduction was initiated to perform turbine valve testing and control rod exercising.

Reactor power was reduced to approximately 93 percent full power by 0158 hours0.00183 days <br />0.0439 hours <br />2.612434e-4 weeks <br />6.0119e-5 months <br />, and control valve and stop valve testing and control rod exercising was conducted. At the completion of testing at 0358 hours0.00414 days <br />0.0994 hours <br />5.919312e-4 weeks <br />1.36219e-4 months <br />, power was gradually increased to approximately 100 percent full power, which was achieved at 0739 hours0.00855 days <br />0.205 hours <br />0.00122 weeks <br />2.811895e-4 months <br />.

Reactor power was maintained at approximately 100 percer,t full power for the remainder of the month.

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