ML041670529

May 2004 Monthly Operating Report for North Anna Units 1 and 2

ML041670529
Person / Time
Site:	North Anna
Issue date:	06/08/2004
From:	Jennifer Davis Virginia Electric & Power Co (VEPCO)
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
04-345
Download: ML041670529 (10)

Text

VIRGINIA ELECTRIC AND POWER COMPANY RICI[NIOND, VIRGINIA 23261 June 8, 2004 United States Nuclear Regulatory Commission Serial No.04-345 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 May, 2004, Monthly Operating Report for North Anna Power Station Units 1 and 2.

Sincerely Davis Site Vice President 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

VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MAY 2004 Appr oved: / e Vice President ate

OPERATING DATA REPORT Docket No.: 50-338 Date: 06/08/04

Contact:

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

1. Unit Name: .North Anna Unit 1

2. Reporting Period: .May, 2004

3. Licensed Thermal Power (MWt): ......................... 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 744.0 3,647.0 227,411.0

12. Hours Reactor Was Critical 744.0 3,514.8 185,811.2

13. Reactor Reserve Shutdown Hours 0.0 0.0 7,582.1

14. Hours Generator On-Line 744.0 3,483.5 182,474.1

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 2,150,841.4 10,060,020.0 499,062,335. 4

17. Gross Electrical Energy Generated (MWH) 727,558.0 3,402,202.0 202,197,495.0

18. Net Electrical Energy Generated (MWH) 691,528.0 3,236,594.0 156,740,412.0

19. Unit Service Factor 100.0% 95.5% 80.2%

20. Unit Availability Factor 100.0% 95.5% 80.2%

21. Unit Capacity Factor (Using MDC Net) 100.5% 95.9% 76.8%

22. Unit Capacity Factor (Using DER Net) 102.5% 97.8% 76.0%

23. Unit Forced Outage Rate 0.0% 0.0% 6.3%

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: 06/08/04

Contact:

J. M. Davis MONTH: May, 2004 Telephone: (540) 894-2101 Average Daily Power Level Average Daily Power Level Day (MWe - Net) Day (MWe - Net) 1 933 17 930 2 932 18 929 3 933 19 927 4 932 20 929 5 933 21 929 6 932 22 930 7 930 23 930 8 930 24 929 9 931 25 930 10 930 26 929 11 930 27 927 12 929 28 926 13 929 29 926 14 929 30 927 15 929 31 926 16 930 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: 06/08/04

Contact:

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

SUMMARY

OF OPERATING EXPERIENCE Page 1 of 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 incidents.

Date Time Data May 1,2004 0000 Began the month in Mode 1, 100% power, 980 MWe.

May 31, 2004 2400 Ended the month in Mode 1, 100% power, 973 MWe.

Docket No.: 50-338 Unit Name: North Anna Unit 1 Date: 06/08/04

Contact:

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

REPORT MONTH: May, 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 Reactor I I I i ~ = I II== I 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 & LUcensing 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: 06/08/04

Contact:

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

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

2. Reporting Period: ................................... May,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 744.0 3,647.0 205,679.0

12. Hours Reactor Was Critical 74.4 2,977.4 174,460.2

13. Reactor Reserve Shutdown Hours 0.0 0.0 7,547.0

14. Hours Generator On-Line 60.9 2,963.9 173,031.4

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 120,884.3 8,511,756.3 479,238,015.5

17. Gross Electrical Energy Generated (MWH) 38,613.0 2,855,575.0 157,500,944.0

18. Net Electrical Energy Generated (MWH) 35,988.0 2,717,698.0 150,284,021.0

19. Unit Service Factor 8.2% 81.3% 84.1%

20. Unit Availability Factor 8.2% 81.3% 84.1%

21. Unit Capacity Factor (Using MDC Net) 5.3% 81.3% 81.0%

22. Unit Capacity Factor (Using DER Net) 5.3% 82.2% 80.6%

23. Unit Forced Outage Rate 0.0% 0.0% 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: 06/08/04

Contact:

J. M. Davis Telephone: (540) 894-2101 MONTH: May, 2004 Average Daily Power Level Average Daily Power Level Day (MWe- Net) Day (MWe - Net) 1 843 17 000 2 000 18 000 3 000 19 000 4 000 20 000 5 000 21 000 6 000 22 000 7 000 23 000 8 000 24 000 9 000 25 000 10 000 26 000 11 000 27 000 12 000 28 000 13 000 29 000 14 000 30 088 15 000 31 570 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.: 50-339 Unit Name: North Anna Unit 2 Date: 06/08/04

Contact:

J. M. Davis Telephone: (540) 894-2101 NORTH ANNA POWER STATION UNIT NO.: 2 MONTH: May, 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 May 1, 2004 0000 Began the month in Mode 1,100% power, 967 MWe.

1946 Commence to ramp unit off-line for Re-fueling Outage May 2, 2004 0007 Unit off-line 0043 Entered Mode 3 1040 Entered Mode 4 1459 Entered Mode 5 May 10, 2004 0115 Commence core off-load May 11, 2004 1554 Core off-load is complete May 18, 2004 0734 Commence core on-load May 19,2004 1749 Core on-load is complete May 23, 2004 1738 Entered Mode 5 May 28, 2004 0838 Entered Mode 4 1951 Entered Mode 3 May 29, 2004 2033 Entered Mode 2 2221 Reactor critical May 30, 2004 0945 Entered Mode 1 1112 Placed Unit On-line 1220 30% Power, 214 Mwe. 30% Chemistry Hold 2311 Commenced power increase May 31, 2004 2359 Ended the Month In Mode 1,73% power, 715 MWe.

Docket No.: 50-339 Unit Name: North Anna Unit 2 Date: 06/08/04

Contact:

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

REPORT MONTH: May, 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 N2-2004-01 04/05/02 S 683.1 C 1 N/A 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 & Ucensing 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)