ML042940277

September 2004 Monthly Operating Report for North Anna, Units 1 and 2

ML042940277
Person / Time
Site:	North Anna
Issue date:	10/11/2004
From:	Jennifer Davis Virginia Electric & Power Co (VEPCO)
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
04-618
Download: ML042940277 (10)

Text

I VIRGINIA ELECTRIC AND POWER COMi PANN' RICIENIOND, VIRGINIA 23261 October 11, 2004 United States Nuclear Regulatory Commission Serial No.04-618 Attention: Document Control Desk NAPS/JRP Washington, D. C. 20555 Docket Nos. 50-338 50-339 License Nos. NPF-4 NPF-7 Gentlemen:

VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNIT NOS. 1 AND 2 MONTHLY OPERATING REPORT Enclosed is the September, 2004, Monthly Operating Report for North Anna Power Station Units 1 and 2.

Enclosure Commitments made in this letter: None.

cc: U. S. Nuclear Regulatory Commission Region II Sam Nunn Atlanta Federal Center 61 Forsyth St., SW, Suite 23T85 Atlanta, Georgia 30303 Mr. M. T. Widmann NRC Senior Resident Inspector North Anna Power Station 1j,e

VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT SEPTEMBER 2004 Approved:

Site Vice President I Date

OPERATING DATA REPORT Docket No.: 50-338 Date: 10/11/04

Contact:

J. M. Davis Telephone: (540) 894-2101

1. Unit Name: ......................................................... North Anna Unit 1

2. Reporting Period:................................................ September, 2004

3. Licensed Thermal Power (MWI):......................... 2,893

4. Nameplate Rating (Gross MWe):........................ 979.74

5. Design Electrical Rating (Net MWe):................... 907

6. Maximum Dependable Capacity (Gross MWe):... 971

7. Maximum Dependable Capacity (Net MWe):....... 925

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons:

N/A

9. Power Level To Which Restricted, If Any (Net MWe): N/A

10. Reasons For Restrictions, If Any: N/A This Month Year-To-Date Cumulative

11. Hours in Reporting Period 720.0 6,575.0 230,339.0

12. Hours Reactor Was Critical 265.2 5,988.1 188,284.5

13. Reactor Reserve Shutdown Hours 0.0 0.0 7,582.1

14. Hours Generator On-Line 264.4 5,955.9 184,946.5

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 751,666.5 17,194,798.4 506,197,113.8

17. Gross Electrical Energy Generated (MWH) 253,447.0 5,806,302.0 204,601,595.0

18. Net Electrical Energy Generated (MWH) 240,955.0 5,522,352.0 159,026,170.0

19. Unit Service Factor 36.7% 90.6% 80.3%

20. Unit Availability Factor 36.7% 90.6% 80.3%

21. Unit Capacity Factor (Using MDC Net) 36.2% 90.8% 76.9%

22. Unit Capacity Factor (Using DER Net) 36.9% 92.6% 76.1%

23. Unit Forced Outage Rate 0.0% 0.0% 6.2%

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): N/A Type and duration of scheduled shutdowns are no longer provided.

(

Reference:

Letter Serial No.00-070, dated February 11, 2000)

25. If Shut Down at End of Report Period, Estimated Date of Start-up: N/A Estimated start-up dates are no longer provided.

(

Reference:

Letter Serial No.00-070, dated February 11, 2000)

26. Unit In Test Status (Prior to Commercial Operation):

FORECAST ACHIEVED INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

AVERAGE DAILY UNIT POWER LEVEL Docket No.: 50-338 Unit Name: North Anna Unit 1 Date: 10/11/04

Contact:

J. M. Davis Telephone: (540) 894-2101 MONTH: September, 2004 Average Daily Power Level Average Daily Power Level Day (MWe - Net) Day (MWe- Net) 928 17 000 2 929 18 000 3 928 19 000 4 925 20 000 5 922 21 000 6 919 22 000 7 916 23 000 8 913 24 000 9 909 25 000 10 906 26 000.

.7 11 846 27 000 12 001 28 000 13 000 29 000 14 000 30 000 15 000 16 000 INSTRUCTIONS On this format, list the average daily unit power level in MWe - Net for each day in the reporting month. Compute to the nearest whole megawatt.

Docket No.: 50-338 Unit Name: North Anna Unit 1 Date: 10/11/04

Contact:

J. M. Davis Telephone: (540) 894-2101 NORTH ANNA POWER STATION UNIT NO.: 1 MONTH: September, 2004

SUMMARY

OF OPERATING EXPERIENCE Page 1of 1 Usted below in chronological sequence is a summary of!operating experiences for this month which required load reductions or resulted in significant non-load related incii dents.

Date Time Data September 1, 2004 0000 Began the month in Mode 1, 100% Power, 975 MWe.

September 4, 2004 0000 99.8% Power, Tavg coastdown in progress September 11, 2004 2033 Commence ramping unit off-line for scheduled Refueling outage. 97.3% Power, 946 MWe.

September 12, 2004 0024 Unit off-line 0102 Entered Mode 2 0113 Entered Mode 3 1034 Entered Mode 4 1501 Entered Mode 5 September 15, 2004 0652 Entered Mode 6 September 18, 2004 0713 Commence core off-load September 19, 2004 1933 Core off-load complete September 25, 2004 1233 Commence core on-load September 27, 2004 0319 Core on-load is complete September 30, 2004 0852 Entered Mode 5 September 30, 2004 2400 Ended the month in Mode 5

Docket No.: 50-338 Unit Name: North Anna Unit 1 Date: 10/11/04

Contact:

J. M. Davis Telephone: (540) 894-2101 UNIT SHUTDOWN AND POWER REDUCTION (EQUAL To OR GREATER THAN 20%)

REPORT MONTH: September, 2004 (1) (2) (3) (4) (5)

Method Cause &

Report Duration of LER System Component Corrective Action No. Date Type Hours Reason Shutting No. Code Code to Prevent Down Recurrence

__ _ _ I__ _ I___ I___ _I I_ R eactor _____ ____ __ _ _ __ _ _ _

NI-2004-02 04/09/12 S 455.6 C 1 Scheduled

__ Refueling Outage (1) (2) (3)

F: Forced REASON: METHOD:

S: Scheduled A - Equipment Failure (Explain) 1 - Manual B - Maintenance or Test 2 - Manual Scram C - Refueling 3 - Automatic Scram D - Regulatory Restriction 4 - Continuations E - Operator Training & Licensing Examination 5 - Load Reduction F - Administrative 9 - Other G - Operational Error H - Other (Explain)

(4) (5)

Exhibit G - Instructions for Preparation of Data Entry Sheets Exhibit H - Same Source for Licensee Event Report (LER) File (NUREG 0161)

OPERATING DATA REPORT Docket No.: 50-339 Date: 10/11/04

Contact:

J. M. Davis Telephone: (540) 894-2101

1. Unit Name:......................................................... North Anna Unit 2

2. Reporting Period:................................................ September, 2004

3. Licensed Thermal Power (MWt):......................... 2,893

4. Nameplate Rating (Gross MWe):........................ 979

5. Design Electrical Rating (Net MWe):................... 907

6. Maximum Dependable Capacity (Gross MWe):... 963

7. Maximum Dependable Capacity (Net MWe):....... 917

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons: N/A

9. Power Level To Which Restricted, If Any (Net MWe): N/A

10. Reasons For Restrictions, If Any: N/A This Month Year-To-Date Cumulative

11. Hours in Reporting Period 720.0 6,575.0 208,607.0

12. Hours Reactor Was Critical 720.0 5,886.4 177,369.2

13. Reactor Reserve Shutdown Hours 0.0 0.0 7,547.0

14. Hours Generator On-Line 720.0 5,869.4 175,936.8

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 2,081,435.6 16,876,305.4 487,602,564.6

17. Gross Electrical Energy Generated (MWH) 691,727.0 5,635,611.0 160,280,980.0

18. Net Electrical Energy Generated (MWH) 657,583.0 5,359,586.0 152,925,909.0

19. Unit Service Factor 100.0% 89.3% 84.3%

20. Unit Availability Factor 100.0% 89.3% 84.3%

21. Unit Capacity Factor (Using MDC Net) 99.6% 88.9% 81.3%

22. Unit Capacity Factor (Using DER Net) 100.7% 89.9% 80.8%

23. Unit Forced Outage Rate 0.0% 0.4% 3.8%

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): N/A Type and duration of scheduled shutdowns are no longer provided.

(

Reference:

Letter Serial No.00-070, dated February 11, 2000)

25. If Shut Down at End of Report Period, Estimated Date of Start-up: N/A Estimated start-up dates are no longer provided.

(

Reference:

Letter Serial No.00-070, dated February 11, 2000)

26. Unit In Test Status (Prior to Commercial Operation):

FORECAST ACHIEVED INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

AVERAGE DAILY UNIT POWER LEVEL Docket No.: 50-339 Unit Name: North Anna Unit 2 Date: 10/11/04

Contact:

J. M. Davis Telephone: (540) 894-2101 MONTH: September, 2004 Average Daily Power Level Average Daily Power Level Day (MWe- Net) Day (MWe - Net) 1 910 17 914 2 909 18 915 3 907 19 916 4 907 20 917 5 910 21 917 6 910 22 917 7 911 23 916 8 909 24 916 9 910 25 920 10 911 26 -p 917 11 910 27 916 12 910 28 916 13 913 29 917 14 913 30 916 15 915 16 915 INSTRUCTIONS On this format, list the average daily unit power level in MWe - Net for each day in the reporting month. Compute to the nearest whole megawatt.

Docket No.: 50-339 Unit Name: North Anna Unit 2 Date: 10/11/04

Contact:

J. M. Davis Telephone: (540) 894-2101 NORTH ANNA POWER STATION UNIT NO.: 2 MONTH: September, 2004

SUMMARY

OF OPERATING EXPERIENCE Page 1 of 1 Listed below in chronological sequence is a summary of operating experiences for the month which required load reductions or resulted in significant non-load related incidents.

Date Time Data September 1, 2004 0000 Began the month in Mode 1, 100% Power, 958 MWe.

September 3, 2004 2301 Commence ramp-down to approx. 890 MWe. to perform Turbine Valve Freedom Test 2332 Stopped ramp @ 92% Power, 890 MWe.

September 4,2004 0030 TVFT complete SAT, commence ramp to 100%

0223 Unit @ 100% Power, 953 MWe.

September 30,2004 2400 Ended the Month in Mode 1, 100% Power, 964 MWe.

Docket No.: 50-339 Unit Name: North Anna Unit 2 Date: 10/11/04

Contact:

J. M. Davis Telephone: (540) 894-2101 UNIT SHUTDOWN AND POWER REDUCTION (EauAL TO OR GREATER THAN 20%)

REPORT MONTH: September, 2004 (1) (2) (3) (4) (5)

Method of Report Duration Shutting LER System Component Cause & Corrective No Date Type Hours Reason Down No. Code Code Action to Prevent Reactor Recurrence No entries for this period (1) (2) (3)

F: Forced REASON: METHOD:

S: Scheduled A - Equipment Failure (Explain) 1 - Manual B - Maintenance or Test 2 - Manual Scram C - Refueling 3 - Automatic Scram D - Regulatory Restriction 4 - Continuations E - Operator Training & Licensing Examination 5 - Load Reduction F - Administrative 9 - Other G - Operational Error H - Other (explain)

(4) (5)

Exhibit G - Instructions for Preparation of Data Entry Sheets Exhibit H - Same Source for Licensee Event Report (LER) File (NUREG 0161)