ML20141B952
| ML20141B952 | |
| Person / Time | |
|---|---|
| Site: | Davis Besse  |
| Issue date: | 04/30/1997 |
| From: | Lash J, Matranga E TOLEDO EDISON CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| KB-97-0074, KB-97-74, NUDOCS 9705160079 | |
| Download: ML20141B952 (5) | |
Text
TOLEDO L
%s= EDISON A Centenor Energy Company oavis-Besse Nuchw Power State
$501 North State Route 2 l
' Oak Harbor.OH 43449 9760 l
May 13,1997 KB-97-0074 Document Control Desk U. S. Nuclear Regulatory Commission Washington, D. C. 20555 Ladies and Gentlemen:
Monthly Operating Report, April 1997._
Davis-Besse Nuclear Power Station Unit 1 Enclosed is a copy of the Monthly Operating Report for the Davis-Besse Nuclear Power Station for the month of April 1997, if you have any questions, please contact E. C. Matranga at (419) 321-8369.
j Very truly yours, O Ll Of James II. Lash Plant blanager Davis-13csse Nuclear Power Station ECM/ljk Enclosure cc:
A. B. Beach NRC RegionIII Administrator g
A. G. Hansen NRC Project Manager S. Stasek NRC Senior Resident inspector 160008 ll ll ll llllll llll s o a e.
9705160079 970430 PDe ADOCK 05000346 PDR;
\\
AVERAGE DAILY UNIT POWER LEVEL J
DOCKET NO. 50-0346 i
UNIT Davis-Besse Unit 1 DATE May 5,1997 COMPLETED BY Eugene C. Matranga 1
TELEPHONE 419/321-8369 MONTH April,1997 AVERAGE DAILY POWER LEVEL AVERAGE DAILY POWER LEVEL
)
DAY (MWe-Net)
DAY (MWe-Net) 1 882 16 881 2
879 17 882 3
875 18 886 4
874 19 881 5
871 20 882 6
872 21 882 7
881 22 882 1
8 883 23 881 9
883 24 879 10 883 25 879 i
11 887 26 877 l
l 12 884 27 862 i
13 879 28 878 1
14 885 29 878 i
15 876 30 871 4
OPERATING DATA REPORT DOCKET NO 50-0346 DATE May 5,1997 COMPLETED BY Euaene C. Matranaa TELEPHONE 419/321-8369 i
OPERATING STATUS l
- 1. Unit Name: Davis-Besse Unit i Notes j
- 2. Reportina Period April,1997
- 3. Licensed Thermal Power (MWt) 2772
- 4. Nameplate Ratina (Gross MWe) 925
- 5. Desian Electrical Ratina (Net MWe) 906
- 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:
i
- 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 719.00 2,879.00 164,376.00
- 12. Number Of Hours Reactor Was Critical 719.00 2,879.00 109,074.97
- 13. Reactor Reserve Shutdown Hours 0.00 0.00 5,532.00
- 14. Hours Generator On-Line 719.00 2,873.26 106,776.76
- 15. Unit Reserve Shutdown Hours 0.00 0.00 1,732.50
- 16. Gross Thermal Energy Generated (MWH) 1,989,719 7,927,763 278,506,608
- 17. Gross Electrical Energy Generated (MWH) 664,531 2,655,427 90,585,504
- 18. Net Electrical Energy Generated (MWH) 632.148 2,525,253 85,568,447
- 19. Unit Service Factor 100.00 99.80 64.96
- 20. Unit Availability Factor 100.00 99.80 66.01
- 21. Unit Capacity Factor (Using MDC Net) 100.71 100.47 59.63
- 22. Unit Capacity Factor (Using DER Net) 97.04 96.81 57.46
- 23. Unit Forced Outage Rate 0.00 0.20 16.89
- 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
- 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 l
i
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_ _ - ~ -
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j OPERATIONAL
SUMMARY
l April 1997 Reactor power was maintained at approximately 100 percent full power i
until 2300 hours0.0266 days <br />0.639 hours <br />0.0038 weeks <br />8.7515e-4 months <br /> on April 26,1997, when a manual power reduction was initiated to perform turbine valve testing. Reactor power was reduced to approximately 92 percent full power by 2359 hours0.0273 days <br />0.655 hours <br />0.0039 weeks <br />8.975995e-4 months <br />, and control valve and stop valve testing were conducted. At the completion of testing at 0207 i
hours on April 27,1997, power was maintained at approximately 93 percent per the load dispatcher's request. At 0623 power was gradually increased to i
approximately 100 percent full power, which was achieved at 0732 hours0.00847 days <br />0.203 hours <br />0.00121 weeks <br />2.78526e-4 months <br />.
Reactor power was maintained at approximately 100 percent full power for the remainder of the month.
i 4
l l
a a
6 UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.
50446 UNIT NAME Davis-Besse #1 DATE May 5.1997 Report Month April.1997~
COMPLETED BY E. C. Matranga TELEPHONE (419) 321-8369 53 8
Licensee Event !'e e
No.
Date g
e8 g
j5$
Re # #
1g g
Action to a
$E y
g ijj rn O O
Prevent Recurrence H
O
+.
No Significant Shutdowns Or Power Reductions i
1 2
3 4
F: Forced Reason:
Method:
Exhibit G-Instructions i
S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Mcnual Scram Entry Sheets for Licensee i
C-Refueling
,3-Automatic Scram Event Report (LER) File (NUREG-D-Regulatory Restriction 4-Continuation from 0161)
E-Operator Training & License Examination Previous Mcmth F-Administrative 5-Load Reduction 5
G-Operational Error (Explain) 9-Other (Explain)
Exhibit 1 - Same Source H-Other (Explain)
- Report challartges to Power Operated Relief Valves (PORVs) and Pressurizer Code Safety Valves (PCSVs)
_