ML040410428
| ML040410428 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 02/09/2004 |
| From: | Salas P Tennessee Valley Authority |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| Download: ML040410428 (5) | |
Text
February 9, 2004 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555 Gentlemen:
In the Matter of
)
Docket Nos. 50-327 Tennessee Valley Authority
)
50-328 SEQUOYAH NUCLEAR PLANT - JANUARY MONTHLY OPERATING REPORT The enclosure provides the January Monthly Operating Report as required by Sequoyah Technical Specification Section 6.9.1.10.
If you have any questions concerning this matter, please call me at (423) 843-7170 or J. D. Smith at (423) 843-6672.
Sincerely, Original signed by:
Pedro Salas Licensing and Industry Affairs Manager Enclosure cc (Enclosure):
Mr. Michael L. Marshall, Jr., Senior Project Manager U.S. Nuclear Regulatory Commission MS O-8G9A One White Flint North 11555 Rockville Pike Rockville, Maryland 20852-2739
ENCLOSURE TENNESSEE VALLEY AUTHORITY SEQUOYAH NUCLEAR PLANT (SQN)
MONTHLY OPERATING REPORT JANUARY 2004 UNIT 1 DOCKET NUMBER 50-327 LICENSE NUMBER DPR-77 UNIT 2 DOCKET NUMBER 50-328 LICENSE NUMBER DPR-79
E-1 OPERATING DATA REPORT Docket No.
50-327 Unit Name SQN Unit 1 Date February 3, 2004 Completed By Renee McKaig Telephone (423) 843-8963 Reporting Period January 2004
- 1. Design Electrical Rating (Net MWe):
1160
- 2. Maximum Dependable Capacity (MWe-Net) 1148*
Month Yr-to-Date Cumulative
- 3. Number of Hours Reactor was Critical 744.00 744.00 132,732.45
- 4. Hours Generator On-Line 744.00 744.00 130,728.58
- 5. Unit Reserve Shutdown Hours 0.0 0.0 0.0
- 6. Net Electrical Energy Generated (MWh) 871,905 871,905 142,507,123 Docket No.
50-328 Unit Name SQN Unit 2 Date February 3, 2004 Completed By Renee McKaig Telephone (423) 843-8963 Reporting Period January 2004 1 Design Electrical Rating (Net MWe):
1160 2 Maximum Dependable Capacity (MWe-Net):
1124*
Month Yr-to-Date Cumulative
- 3. Number of Hours Reactor was Critical 355.95 355.95 137,080.18
- 4. Hours Generator On-Line 313.38 313.38 134,813.34
- 5. Unit Reserve Shutdown Hours 0.0 0.0 0.0
- 6. Net Electrical Energy Generated (MWh) 322,473 322,473 144,304,844
- The maximum dependable capacity has been revised on implementation of the replacement steam generators and high pressure turbine upgrade on Unit 1 and main steam pressure loss on Unit 2.
E-2 UNIT SHUTDOWNS DOCKET NO:
50-327 UNIT NAME:
SQN-1 DATE:
February 3, 2004 COMPLETED BY: Renee McKaig TELEPHONE:
(423) 843-8963 REPORT PERIOD: JANUARY 2004 No.
Date Type F:Forced S:Scheduled Duration (Hours)
Reason1 Method of Shutting Down Reactor2 Cause and Corrective Action to Prevent Recurrence Summary: Unit 1 gross maximum dependable capacity factor was 102.3 percent for the month of January.
1 Reason:
2 Method A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Trip/Scram C-Refueling 3-Automatic Trip/Scram D-Regulatory Restriction 4-ContinuationOutage E-Operator Training / License Examination 5-Other (Explain)
F-Administrative G-Operational Error (Explain)
H-Other (Explain)
E-3 UNIT SHUTDOWNS DOCKET NO:
50-328 UNIT NAME:
SQN-2 DATE:
February 3, 2004 COMPLETED BY: Renee McKaig TELEPHONE:
(423) 843-8963 REPORT PERIOD: JANUARY 2004 No.
Date Type F:Forced S:Scheduled Duration (Hours)
Reason1 Method of Shutting Down Reactor2 Cause and Corrective Action to Prevent Recurrence 1
2 040101 040115 F
S 186.7 243.9 B
B 4
1 Unit 2 remained offline and in Mode 3 for generator hydrogen leakage repairs.
Repairs to the source of the leakage were performed and the unit was returned to service.
Unit 2 initiated manual shutdown for a main generator hydrogen leak into the stator cooling water system. The source of the leakage was repaired and the unit was returned to service.
Summary:
Unit 2 was offline at the beginning of January as a result of the manual shutdown in December. Unit 2 was returned to service on January 8. A Unit 2 planned manual shutdown was initiated on January 15 and was returned to service on January 25 following repairs. Unit 2 gross maximum dependable capacity factor was 39.4 percent for the month of January.
1 Reason:
2 Method A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Trip/Scram C-Refueling 3-Automatic Trip/Scram D-Regulatory Restriction 4-ContinuationOutage E-Operator Training / License Examination 5-Other (Explain)
F-Administrative G-Operational Error (Explain)
H-Other (Explain)