ML030830154

February 2003 Monthly Operating Report for Dresden Nuclear Power Station, Units 2 & 3

ML030830154
Person / Time
Site:	Dresden
Issue date:	03/14/2003
From:	Hovey R Exelon Nuclear
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
RHLTR: #03-0018
Download: ML030830154 (7)

Text

Exelk ns Exelon Generation Dresden Generating Station www exeloncorp corn Nuclear 6500 North Dresden Road Morris, IL60450-9765 Tel 815-942-2920 March 14, 2003 RHLTR: #03-0018 U. S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555-0001 Dresden Nuclear Power Station, Units 2 and 3 Facility Operating License Nos. DPR-19 and DPR-25 Docket Nos. 50-237 and 50-249

Subject:

Monthly Operating Report for February 2003 In accordance with Technical Specifications, Section 5.6.4, "Monthly Operating Reports," we are submitting the February 2003 Monthly Operating Report for Dresden Nuclear Power Station (DNPS), Units 2 and 3.

Should you have any questions concerning this letter, please contact Mr. Jeff Hansen, Regulatory Assurance Manager, at (815) 416 - 2800.

Respectfully, R. J. Hovey Site Vice President Dresden Nuclear Power Station Attachment cc: Regional Administrator - NRC Region III NRC Senior Resident Inspector - Dresden Nuclear Power Station

ATTACHMENT DRESDEN NUCLEAR POWER STATION, UNITS 2 AND 3 MONTHLY OPERATING REPORT FOR FEBRUARY 2003 EXELON GENERATION COMPANY, LLC FACILITY OPERATING LICENSE NOS. DPR-19 AND DPR-25 NRC DOCKET NOS. 50-237 AND 50-249 I

TABLE OF CONTENTS I. Summary of Operating Experience A. Unit 2 Monthly Operating Experience Summary B. Unit 3 Monthly Operating Experience Summary II. Operating Data Statistics A. Operating Data Report - Dresden Unit 2 B. Operating Data Report - Dresden Unit 3 III Unit Shutdowns A. Unit 2 Shutdowns B. Unit 3 Shutdowns IV. Challenges to Safety and Relief Valves 2

I.

SUMMARY

OF OPERATING EXPERIENCE FOR FEBRUARY 2003 A. UNIT 2 MONTHLY OPERATING EXPERIENCE

SUMMARY

On February 26, 2003, power was reduced to approximately 75 percent to repair a leaking seal cooling line on a Reactor Feedwater Pump. The unit was returned to full power on February 27, 2003 following repairs.

With the exception of the above activity, Unit 2 operated at full power throughout the reporting period with the exception of short periods for routine maintenance and surveillances.

B. UNIT 3 MONTHLY OPERATING EXPERIENCE

SUMMARY

On February 15, 2003, power was reduced to approximately 50 percent to perform a control rod pattern adjustment. The unit was returned to full power on February 18, 2003.

With the exception of the above activity, Unit 3 operated at full power throughout the reporting period with the exception of short periods for routine maintenance and surveillances.

3

II. OPERATING DATA STATISTICS A. Dresden Unit 2 Operating Data Report for February 2003 DOCKET NO. 050-237 DATE March 04, 2003 COMPLETED BY Don Hamilton TELEPHONE (815) 416-3585 OPERATING STATUS

1. REPORTING PERIOD: February 2003

2. CURRENTLY AUTHORIZED POWER LEVEL (MWth): 2,957 MAXIMUM DEPENDABLE CAPACITY (MWe NET): 850 (estimated)

DESIGN ELECTRICAL RATING (MWe Net): 867 Unit Two Monthly Oneratine Status This Month Year to Date Cumulative

3. Reactor Critical - Hours 672 1,416 217,814

4. Hours Generator On-Line 672 1,416 209,325

5. Unit Reserve Shutdown - Hours 0 0 4

6. Net Electrical Energy Generated - MWHe 581,521 1,200,474 139,210,627 4

II. OPERATING DATA STATISTICS B. Dresden Unit 3 Operating Data Report for February 2003 DOCKET NO. 050-249 DATE March 04, 2003 COMPLETED BY Don Hamilton TELEPHONE (815) 416-3585 OPERATING STATUS

1. REPORTING PERIOD: February 2003

2. CURRENTLY AUTHORIZED POWER LEVEL (MWth): 2,957 MAXIMUM DEPENDABLE CAPACITY (MWe NET): 850 (estimated)

DESIGN ELECTRICAL RATING (MWe Net): 867 Unit Three Monthly Operating Status This Month Year to Date Cumulative

5. Reactor Critical - Hours 672 1,416 204,447

6. Hours Generator On-Line 672 1,416 196,492

9. Unit Reserve Shutdown - Hours 0 0 1

10. Net Electrical Energy Generated - MWHe 578,972 1,206,479 130,569,880 5

III. UNIT SHUTDOWNS A. Unit 2 Shutdowns for February 2003 NO DATE TYPE DURATION REASON (2) METHOD OF CORRECTIVE ACTIONS/

Ne)_(HOURS) SHUTTING DOWN COMMENTS REACTOR (3)

None B. Unit 3 Shutdowns for February 2003 NO DATE TYPE DURATION REASON (2) METHOD OF CORRECTIVE ACTIONS/

(1) (HOURS) SHUTTING DOWN COMMENTS REACTOR (3)

None LEGEND.

(1) Type: (2) Reason (3) Method F - Forced A. Equipment Failure (Explain 1. Manual S - Scheduled B Maintenance or Test 2. Manual Scram C. Refueling 3. Automatic Scram D. Regulatory Restriction 4 Other (Explain)

E Operator Training & Licensing Exam 5. Load Reduction F. Administrative G. Operational Error H. Other (Explain)

IV. Challen2es to Safety and Relief Valves Unit 2 None Unit 3 None 6