ML042670380
| ML042670380 | |
| Person / Time | |
|---|---|
| Site: | Millstone  |
| Issue date: | 09/14/2004 |
| From: | Sarver S Dominion Nuclear Connecticut |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| 04-568 | |
| Download: ML042670380 (8) | |
Text
A'Dominion-Dominion Nuclear Connecticut, Inc.
Millstone Power Station Rope Ferry Road Waterford, CT 06385 SEP I 4 2D U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555 Serial No.
MPS Lic/WEB Docket Nos.04-568 RO 50-336 50-423 DPR-65 NPF-49 License Nos.
DOMINION NUCLEAR CONNECTICUT, INC.
MILLSTONE POWER STATION UNITS 2 AND 3 AUGUST 2004 MONTHLY OPERATING REPORTS In accordance with the reporting requirements of Technical Specification 6.9.1.7 for Millstone Power Station Unit 2 (MPS2), and Technical Specification 6.9.1.5 for Millstone Power Station Unit 3 (MPS3), enclosed are the Monthly Operating Reports for the month of August 2004. Attachment 1 contains the MPS2 Monthly Operating Report and contains the MPS3 Monthly Operating Report.
If you have any questions or require additional information, please contact Mr. David W.
Dodson at (860) 447-1791, extension 2346.
Very truly yours, Stahen P. Sarver, Director Nuclear Station Operations and Maintenance Pacific
Serial No.04-568 August 2004 Monthly Operating Report Page 2of2 Attachments:
2 Commitments made in this letter: None.
cc:
U.S. Nuclear Regulatory Commission Region I 475 Allendale Road King of Prussia, PA 19406-1415 Mr. V. Nerses Senior Project Manager U.S. Nuclear Regulatory Commission One White Flint North 11555 Rockville Pike Mail Stop 8C2 Rockville, MD 20852-2738 Mr. S. M. Schneider NRC Senior Resident Inspector Millstone Power Station
)
Serial No.04-568 August 2004 Monthly Operating Report Docket No. 50-336 50-423 Auaust 2004 Monthlv Ooeratina ReDort for Millstone Power Station Unit 2 (MPS21 Millstone Power Station Units 2 and 3 Dominion Nuclear Connecticut, Inc. (DNC)
i OPERATING DATA REPORT DOCKET NO.
UNIT NAME DATE COMPLETED BY TELEPHONE EXTENSION 50-336 Millstone 2 09/02/2004 S. Stark (860) 447-1791 4419 OPFRATING STATUS
- 1. Unit Name:
Millstone Unit No. 2
- 2.
Reporting Period:
August 2004
- 3. Licensed Thermal Power (MWt):
2700.0
- 4.
Design Electrical Rating (Net MWe):
883.5
- 5. Maximum Dependable Capacity (Net MWe):
877.7
- 6. If Changes Occur in Capacity Ratings (Items Number 3 through 5)
N/A l Since Last Report, Give Reasons:
This Month Year-to-Date Cumulative
- 7.
Number of Hours Reactor Was Critical 744.0 5779.5 163805.8
- 8. Hours Generator On-Line 744.0 5748.9 157984.7
- 9.
Unit Reserve Shutdown Hours 0.0 0.0 468.2
- 10. Net Electrical Energy Generated (MWH) 654181.2 5041668.6 129919244.4 OPERATING
SUMMARY
Millstone Unit 2 operated at or near 100% power throughout the month of August 2004.
UNIT SHUTDOWNS DOCKET NO.
UNIT NAME DATE COMPLETED BY TELEPHONE EXTENSION 50-336 Millstone 2 09/02/2004 S. Stark (860) 447-1791 4418 REPORTING MONTH: AUGUST 2004 NO.
DATE TYPE DURATION REASON METHIOD OF SRITlTING CAUSE / CORRECTIVE ACTIONS (HOURS)
DOWN REACTOR 3 COMMENTS NIA There was no unit shutdown in August 2004.
23 F.
Forced Reason:
Method:
S:
Scheduled A - Equipment Failure (Explain)
I - Manual B - Maintenance or Test 2 - Manual Trip C - Refueling 3 - Automatic Trip D - Regulatory Restriction 4 - Continued from previous month E - Operator Training / License Examination 5 - Other (Explain)
F-Administrative G - Operational Error (Explain)
H - Other (Explain)
Serial No.04-568 August 2004 Monthly Operating Report Docket No. 50-336 50-423 Auaust 2004 Monthiv Operatina ReDort for Millstone Power Station Unit 3 (MPS3)
Millstone Power Station Units 2 and 3 Dominion Nuclear Connecticut, Inc. (DNC)
OPERATING DATA REPORT DOCKET NO.
UNIT NAME DATE COMPLETED BY TELEPHONE EXTENSION 50-423 Millstone 3 09/01/2004 K. Cook (860) 447-1791 6572 OPERATING STATUS
- 1. Unit Name:
Millstone Unit No. 3
- 2. Reporting Period:
August 2004
- 3.
Licensed Thermal Power (MWt):
3411.0
- 4.
Design Electrical Rating (Net MWe):
1153.6
- 5.
Maximum Dependable Capacity (Net MWe):
1148.0
- 6. If Changes Occur in Capacity Ratings (Items Number 3 through 5)
N/A Since Last Report, Give Reasons:
This Month Year-to-Date Cumulative
- 7.
Number of Hours Reactor Was Critical 744.0 5051.9 116156.6
- 8.
Hours Generator On-Line 744.0 4976.6 114351.7
- 9.
Unit Reserve Shutdown Hours 0.0 0.0 0.0
- 10. Net Electrical Energy Generated (MWH) 843900.8 5602779.5 125449983.8 OPERATING
SUMMARY
The unit operated at 100% power until August 11 at 2107 hours0.0244 days <br />0.585 hours <br />0.00348 weeks <br />8.017135e-4 months <br /> when the plant reduced load to approximately 91%
power due to the #3 and #5 turbine intercept valves closing. This was due to the failure of the servo valve associated with the #3 turbine intercept valve. The unit returned to 100% power on August 14 at 1201 hours0.0139 days <br />0.334 hours <br />0.00199 weeks <br />4.569805e-4 months <br />, however at 1438 hours0.0166 days <br />0.399 hours <br />0.00238 weeks <br />5.47159e-4 months <br /> the plant reduced load to 90% power to backflush the circulating water bays due to condenser fouling. The plant returned to 100% power on August 15 at 1411 hours0.0163 days <br />0.392 hours <br />0.00233 weeks <br />5.368855e-4 months <br /> and remained at full power through the rest of August.
"I UNIT SHUTDOWNS DOCKET NO.
UNIT NAME DATE COMPLETED BY TELEPHONE EXTENSION 50423 Millstone 3 09/01/04 K. Cook (860) 447-1791 6572 REPORTING MONTH AUGUST 2004 NO.
DATE TYPE' DURATION REASON 2 METHOD OF SHUTTING CAUSE / CORRECTIVE ACTIONS (HOURS)DOWN REACTOR 3 COMMENTS There were no shutdowns in August 2004 2
3 F:
Forced Reason:
Method:
S:
Scheduled A -Equipment Failure (Explain)
I - Manual B - Maintenance or Test 2 - Manual Trip C - Refueling 3 - Automatic Trip.
D - Regulatory Restriction 4 -Continued from previous month E - Operator Training I license Examination 5 - Other (Explain)
F-Administrative G -Operational Error (Explain)
H - Other (Explain)