ML043560176

November 2004 Monthly Operating Report for North Anna Power Station, Units 1 and 2

ML043560176
Person / Time
Site:	North Anna
Issue date:	12/13/2004
From:	Jennifer Davis Virginia Electric & Power Co (VEPCO)
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
04-739, NAPS/JRP
Download: ML043560176 (10)

Text

VIRGINIA ElulCTRIC AND POWER CONMPANY RICII[MONI), VIRGINIA 23261 December 13, 2004 United States Nuclear Regulatory Commission Attention: Document Control Desk Washington, D. C. 20555 Serial No.

NAPS/JRP 04-739 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 November, 2004, Monthly Operating Report for North Anna Power Station Units 1 and 2.

S' I)el

.Dais 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 4

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

iited ice President Date

OPERATING DATA REPORT Docket No.:

50-338 Date:

12/13/04

Contact:

J. M. Davis Telephone:

(540) 894-2101

1.

Unit Name:...........

North Anna Unit 1

2.

Reporting Period:...................................

November, 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 720.0 8,040.0 231,804.0

12.

Hours Reactor Was Critical 720.0 7,237.4 189,623.9

13.

Reactor Reserve Shutdown Hours 0.0 0.0 7,582.1

14.

Hours Generator On-Line 720.0 7,280.0 186,270.6

15.

Unit Reserve Shutdown Hours 0.0 0.0 0.0

16.

Gross Thermal Energy Generated (MWH) 2,061,771.7 20,923,143.5 509,925,458.9

17.

Gross Electrical Energy Generated (MWH) 698,962.0 7,068,089.0 205,863,382.0

18.

Net Electrical Energy Generated (MWH) 665,597.0 6,722,959.0 160,226,777.0

19.

Unit Service Factor 100.0%

90.5%

80.4%

20.

Unit Availability Factor 100.0%

90.5%

80.4%

21.

Unit Capacity Factor (Using MDC Net) 99.9%

90.4%

76.9%

22.

Unit Capacity Factor (Using DER Net) 101.9%

92.2%

76.2%

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:

12/13/04

Contact:

J. M. Davis Telephone:

(540) 894-2101 MONTH:

November, 2004 Day 1

2 3

4 5

6 7

8 9

10 11 12 13 14 15 16 Average Daily Power Level (MWe-Net) 815 767 925 927 932 935 934 927 928 929 934 935 936 936 936 936 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Average Daily Power Level (MWe-Net) 935 936 936 935 935 936 936 935 936 937 937 936 936 936 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:

12113/04

Contact:

J. M. Davis Telephone:

(540) 894-2101 NORTH ANNA POWER STATION UNIT NO.: 1 MONTH: November, 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 November 1, 2004 November 2, 2004 November 30, 2004 Time 0000 1618 1721 0827 1239 1328 2359 Data Began the month in Mode 1, 100% Power, 981 MWe.

Commence ramp to 60% IAW 1-AP-2.2, due to bus duct cooling problems.

Unit @ 61%, 603 MWe.

Commence ramp to 100%.

Commence ramp to 100%.

Unit @ 100% Power, 972 MWe.

Ended the month in Mode 1, 100% Power, 987 MWe.

Docket No.: 50-338 Unit Name:

North Anna Unit 1 Date:

12/13/04

Contact:

J. M. Davis Telephone:

(540) 894-2101 UNIT SHUTDOWN AND POWER REDUCTION (EQuAL To OR GREATER THAN 20%)

REPORT MONTH: November, 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

_R eactor I_

N1-2004-03 04/11/01 F

0 B

9 To perform bus duct maintenance.

(1)

F:

Forced S:

Scheduled (2)

REASON:

A -

Equipment Failure (Explain)

B -

Maintenance or Test C -

Refueling D -

Regulatory Restriction E -

Operator Training & Licensing Examination F -

Administrative G -

Operational Error H -

Other (Explain)

(3)

METHOD:

1 -

Manual 2 -

Manual Scram 3 -

Automatic Scram 4 -

Continuations 5 -

Load Reduction 9 -

Other (4)

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

(5)

Exhibit H - Same Source

OPERATING DATA REPORT Docket No.:

50-339 Date:

12/13/04

Contact:

J. M. Davis Telephone:

(540) 894-2101

1.

Unit Name:..........

North Anna Unit 2

2.

Reporting Period:..................................

November, 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 8,040.0 210,072.0

12.

Hours Reactor Was Critical 720.0 7,351.4 178,834.2

13.

Reactor Reserve Shutdown Hours 0.0 0.0 7,547.0

14.

Hours Generator On-Line 720.0 7,334.4 177,401.8

15.

Unit Reserve Shutdown Hours 0.0 0.0 0.0

16.

Gross Thermal Energy Generated (MWH) 2,081,429.8 21,110,778.4 491,837,037.6

17.

Gross Electrical Energy Generated (MWH) 694,902.0 7,047,554.0 161,692,923.0

18.

Net Electrical Energy Generated (MWH) 661,812.0 6,704,058.0 154,270,381.0

19.

Unit Service Factor 100.0%

91.2%

84.4%

20.

Unit Availability Factor 100.0%

91.2%

84.4%

21.

Unit Capacity Factor (Using MDC Net) 100.2%

90.9%

81.4%

22.

Unit Capacity Factor (Using DER Net) 101.3%

91.9%

81.0%

23.

Unit Forced Outage Rate 0.0%

0.3%

3.7%

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:

12/13/04

Contact:

J. M. Davis Telephone:

(540) 894-2101 MoNrH:

November, 2004 Day 1

2 3

4 5

6 7

8 9

10 11 12 13 14 15 16 Average Daily Power Level (MWe-Net) 919 920 919 920 921 921 921 921 921 919 919 919 920 920 920 918 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Average Daily Power Level (MWe-Net) 916 917 917 916 918 919 919 919 919 920 919 920 920 920 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:

12/13/04

Contact:

J. M. Davis Telephone:

(540) 894-2101 NORTH ANNA POWER STATION UNIT NO.: 2 MONTH: November, 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 November 1,2004 0000 Began the month in Mode 1, 100% Power, 963 MWe.

November 19,2004 2303 Commence unit ramp-down to approx. 92% to perform Turbine Valve Freedom Test. Currently @ 1 00% Power, 965 MWe.

2350 Stabilized @ 92% Power, 883 MWe.

November 20,2004 0031 Turbine Valve Freedom Test complete, SAT. Commence Power Increase to 100% Power. Currently 92% Power, 882 MWe.

0141 Unit @ 100% Power, 956 MWe.

November 30,2004 2359 Ended the Month in Mode 1,100% Power, 965 MWe.

Docket No.:

50-339 Unit Name:

North Anna Unit 2 Date:

12/13/04

Contact:

J. M. Davis Telephone:

(540) 894-2101 UNIT SHUTDOWN AND POWER REDUCTION (EQuAL To OR GREATER THAN 20%)

REPORT MONTH: November, 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 I_

I I=

=

II I

No entries for this period (1)

F:

Forced S: Scheduled (2)

REASON:

A -

Equipment Failure (Explain)

B -

Maintenance or Test C -

Refueling D -

Regulatory Restriction E -

Operator Training & Licensing Examination F -

Administrative G -

Operational Error H -

Other (explain)

(3)

METHOD:

1 -

Manual 2 -

Manual Scram 3 -

Automatic Scram 4 -

Continuations 5 -

Load Reduction 9 -

Other (4)

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

(5)

Exhibit H - Same Source