NG-03-0717, September 2003 Monthly Operating Report for Duane Arnold
| ML032940669 | |
| Person / Time | |
|---|---|
| Site: | Duane Arnold  |
| Issue date: | 10/13/2003 |
| From: | Peifer M Nuclear Management Co |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| GL-97-002, NG-03-0717 | |
| Download: ML032940669 (2) | |
Text
-- - .Z Committed to Nuclear Excellence Duane Arnold Energy Center Operated by Nuclear Management Company, LLC October 13, 2003 NG-03-0717 10 CFR 50.4 Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Mail Station 0-Pl-17 Washington, DC 20555-0001 DUANE ARNOLD ENERGY CENTER DOCKET 50-331 LICENSE No. DPR-49 SEPTEMBER 2003 MONTHLY OPERATING REPORT Please find enclosed the Duane Arnold Energy Center Monthly Operating Report.
The report has been prepared in accordance with the guidelines of NRC Generic Letter 97-02: "Revised Contents Of The Monthly Operating Report," and distribution has been made in accordance with DAEC Technical Specifications, Section 5.6.4.
This letter contains no new commitments.
Sincerely, P
. e r Site Vice-President, Duane Arnold Energy Center CC Regional Administrator, USNRC, Region III Project Manager, USNRC, NRR NRC Resident Inspector (DAEC)
Enclosure:
OPERATING DATA REPORT
~~~~-. . : . , . ,V
- ; . 3277 DAEC Road
- Palo, Iowa 52324-9785 Telephone: 319.851.7611 &2Sl~q z r- . , ' -;
- -- -z-OPERATING DATA REPORT DOCKET NO. 50-331 UNIT NAME Duane Arnold 1 DATE October 7, 2003 COMPLETED BY Richard Woodward TELEPHONE (319) 851-7318 REPORTING PERIOD: September 2003
- 1. Design Electrical Rating (MWe) 581.40
- 2. Maximum Dependable Capacity (MWe-Net) 565.50
________ go - T Month Yr-t&Date Cumulative
- 3. NumberofHourstheReactorwasCritical 720.00 5615.27 199,860.99
- 4. Number of Hours Generator On-line 720.00 5540.79 195,614.04
- 5. Reserve Shutdown Hours 0.00 0.00 192.80 I 6. Net Electrical Energy Generated (MWHrs) 414.515.40 3.147.390.70 91,104,092.98 UNIT SHUTDOWNS 1 2 Reason: Method:
A Equipment Failure (Explain) I Manual B Maintenance or Test 2 Manual TriplScram C Refueling 3 Automatic TriplScram D Regulatory Restriction 4 Continuation E Operator Training & License Examination 5 Other (Explain)
F Administration
_--G-Operational Error (Explain)
H Other (Explain)
NARRATIVE
SUMMARY
At the beginning of September, the DAEC had operated 133 days since completion of Refueling Outage 18. During the month, there were two departures from full-power operation: (1) a planned thermal power reduction on September 12 in order to maintain margin to 1790 MWth while performing a High Pressure Coolant Injection system surveillance test (0.02 EFPHs), and (2) On September 24 to clear the Condensate Filter Demineralizer High Differential Pressure alarm while backwashing and precoating a filter (0.01 EFPHs).
Text
-- - .Z Committed to Nuclear Excellence Duane Arnold Energy Center Operated by Nuclear Management Company, LLC October 13, 2003 NG-03-0717 10 CFR 50.4 Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Mail Station 0-Pl-17 Washington, DC 20555-0001 DUANE ARNOLD ENERGY CENTER DOCKET 50-331 LICENSE No. DPR-49 SEPTEMBER 2003 MONTHLY OPERATING REPORT Please find enclosed the Duane Arnold Energy Center Monthly Operating Report.
The report has been prepared in accordance with the guidelines of NRC Generic Letter 97-02: "Revised Contents Of The Monthly Operating Report," and distribution has been made in accordance with DAEC Technical Specifications, Section 5.6.4.
This letter contains no new commitments.
Sincerely, P
. e r Site Vice-President, Duane Arnold Energy Center CC Regional Administrator, USNRC, Region III Project Manager, USNRC, NRR NRC Resident Inspector (DAEC)
Enclosure:
OPERATING DATA REPORT
~~~~-. . : . , . ,V
- ; . 3277 DAEC Road
- Palo, Iowa 52324-9785 Telephone: 319.851.7611 &2Sl~q z r- . , ' -;
- -- -z-OPERATING DATA REPORT DOCKET NO. 50-331 UNIT NAME Duane Arnold 1 DATE October 7, 2003 COMPLETED BY Richard Woodward TELEPHONE (319) 851-7318 REPORTING PERIOD: September 2003
- 1. Design Electrical Rating (MWe) 581.40
- 2. Maximum Dependable Capacity (MWe-Net) 565.50
________ go - T Month Yr-t&Date Cumulative
- 3. NumberofHourstheReactorwasCritical 720.00 5615.27 199,860.99
- 4. Number of Hours Generator On-line 720.00 5540.79 195,614.04
- 5. Reserve Shutdown Hours 0.00 0.00 192.80 I 6. Net Electrical Energy Generated (MWHrs) 414.515.40 3.147.390.70 91,104,092.98 UNIT SHUTDOWNS 1 2 Reason: Method:
A Equipment Failure (Explain) I Manual B Maintenance or Test 2 Manual TriplScram C Refueling 3 Automatic TriplScram D Regulatory Restriction 4 Continuation E Operator Training & License Examination 5 Other (Explain)
F Administration
_--G-Operational Error (Explain)
H Other (Explain)
NARRATIVE
SUMMARY
At the beginning of September, the DAEC had operated 133 days since completion of Refueling Outage 18. During the month, there were two departures from full-power operation: (1) a planned thermal power reduction on September 12 in order to maintain margin to 1790 MWth while performing a High Pressure Coolant Injection system surveillance test (0.02 EFPHs), and (2) On September 24 to clear the Condensate Filter Demineralizer High Differential Pressure alarm while backwashing and precoating a filter (0.01 EFPHs).