NG-05-0065, January 2005 Monthly Operating Report for Duane Arnold Energy Center
| ML050550298 | |
| Person / Time | |
|---|---|
| Site: | Duane Arnold  |
| Issue date: | 02/14/2005 |
| From: | Peifer M Nuclear Management Co |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| NG-05-0065 | |
| Download: ML050550298 (4) | |
Text
I.
Committed to Nuclear Excellence Duane Arnold Energy Center Operated by Nuclear Management Company, LLC February 14, 2005 NG-05-0065 TS 5.6.4 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Duane Arnold Energy Center Docket 50-331
- -License No.-DPR-49 Monthly Operating Report
References:
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- 1) Letter from Nuclear Management Company, LLC to Document Control Desk, "Monthly Operating Report", dated November 15, 2004
- 2) Letter from Nuclear Management Company, LLC to Document Control Desk, "Monthly Operating Report", dated December, 15,
- .!2004
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- 3) Letter from Nuclear Management Comhpany, LLC t6'boocuGmient Control Desk, "Monthly Operating Report", dated January 14, 2005 Please find enclosed the Duane Arnold Energy Center (DAEC) Monthly Operating Report. The report has been prepared in accordance with the guidelines of NRC Generic Letter 97-02: "Revised Contents Of The MonthlyvOperating Report," and distribution has been miade in accordance with DAEC Technical Specifications, Section 5.6.4.
Subsequent to Reference 3 issuance, it was determined that the "Number of Hours the Reactor was Critical" and the "Number of Hours Generator On-line" were reported incorrectly in Reference 1 for the month of October 2004.-* In addition, this-resulted in incorrect reporting of Year-to-Date, and Cumulative values for these parameters in References 1, 2, and,.(,The Reported/Corrected values are listed in the following tables.
3277 DAEC Road
- Palo, Iowa 52324-9785
., ; ;;Telephone:
319.851.7611
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Document Control Desk Page 2 Month Number of Hours the Number of Hours Number of Hours the Reactor was Critical the Reactor was Reactor was Critical Critical Yr-to-Date Cumulative October 666.33 / 669.48 7,169.90 / 7,173.05 208,848.17 /208,851.32 November 7,889.90 / 7,893.05 209,568.17 /209,571.32 December
. 8,633.90 / 8,637.05 210,312.17 /210,315.32 Month Number of Hours Number of Hours Number of Hours.
Generator On-line Generator On-line Yr-Generator On-line
. t-1o-Date6
-:Cumulative October 651.78/650.63 7,133.01 / 7,131.86 204,418.53 / 204,417.38 November 7,853.01 / 7,851.86 205,138.53 / 205,137.38 December 8,597.01 / 8,595.86 205,882.53 / 205,881.38 This letter makes no new commitments or changes to any existing commitments.
Mark A.P fer Site Vice President, Duane Arnold Energy Center Nuclear Management Company, LLC
Enclosure:
(1)
.. CC---Administrator,.Region lll, _USNRC-.-- -
Project Manager, DAEC, USNRC Resident Inspector, DAEC, USNRC
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ENCLOSURE I MONTHLY OPERATING REPORT 50-331 DOCKET NO.
UNIT NAME DATE COMPLETED BY TELEPHONE Duane Arnold February 7, 2005 Mike Fairchild (319) 851-7642 REPORTING PERIOD:
January 2005
- 1. Design Electrical Rating (Mwe) 581.40
- 2. Maximum Dependable Capacity.(MWe-565.50
_-Net)
This Month
- 3. Number of Hours the Reactor was 744.00 Critical
- 4. Number of Hours Generator On-line 744.00
- 5. Reserve Shutdown Hours 0.00
- 6. Net Electrical Energy Generated 435,019.10 (MWHrs)
Yr-to-Date 744.00 744.00
' 0.00 435,019.10 Cumulative 211,059.32 206,625.38 192.80 97,320,204.58 UNIT SHUTDOWNS Type Method F: Forced of Cause & Corrective S:
Duration Shutting Action No.
Date Scheduled (Hours) -Reason' Down Comments
'Reason:
A Equipment Failure (Explain)
B Maintenance or Test C
Refueling D
Regulatory Restriction E
Operator Training & License Examination F
Administration G
Operational Error (Explain)
H Other (Explain) 2Method:
I Manual 2
Manual Trip/Scram 3
Automatic Trip/Scram 4
Continuation 5
Other (Explain)
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I NARRATIVE
SUMMARY
During the month of January the plant was operated at full power with the following exceptions; for load line adjustments on 1/1, 1/9, 1/15, 1/21, 1/29, and a downpower for Feedwater Flow Instrumentation calibration on 1/6. Each of these downpowers were less than a 6% decrease in reactor power.
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