ML021710555

May 2002 Monthly Operating Report for North Anna Power Station, Units 1 and 2

ML021710555
Person / Time
Site:	North Anna
Issue date:	06/11/2002
From:	Heacock D Virginia Electric & Power Co (VEPCO)
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
02-353
Download: ML021710555 (10)

Text

VIRGINIA ELECTRIC AND POWER COMPANY RICHMOND, VIRGINIA 23261 June 11, 2002 United States Nuclear Regulatory Commission Attention: Document Control Desk Washington, D. C. 20555 Serial No.

NAPS/JRP Docket Nos.

License Nos.

NPF NPF Gentlemen:

VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNIT NOS. I AND 2 MONTHLY OPERATING REPORT Enclosed is the May, 2002, Monthly Operating Report for North Anna Power Station Units 1 and 2.

Very truly yours, D. A. Heacock 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. J. Morgan NRC Senior Resident Inspector North Anna Power Station 02-353 50-338 50-339

"-4

-7 i04

VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MAY 2002 Approved:

Site Vice President

1)

-0!-LZ Date

OPERATING DATA REPORT 50-338 06/10/02 D. A. Heacock (540) 894-2101 Unit Name:...........................................................

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

Licensed Thermal Power (MWt):..........................

Nameplate Rating (Gross MW e):.........................

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

Maximum Dependable Capacity (Gross MWe):...

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

North Anna Unit 1 May, 2002 2,893 979.74 907 971 925

8.

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

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

N/A Reasons For Restrictions, If Any:

N/A This Month Year-To-Date Cumulative Hours in Reporting Period 744.0 3,623.0 209,867.0 Hours Reactor Was Critical 744.0 3,623.0 169,918.8 Reactor Reserve Shutdown Hours 0.0 0.0 7,275.2 Hours Generator On-Line 744.0 3,623.0 166,652.3 Unit Reserve Shutdown Hours 0.0 0.0 0.0 Gross Thermal Energy Generated (MWH) 2,150,213.4 10,471,618.7 453,901,625.6 Gross Electrical Energy Generated (MWH) 730,465.0 3,560,502.0 186,915,733.0 Net Electrical Energy Generated (MWH) 696,023.0 3,391,761.0 142,211,328.0 Unit Service Factor 100.0%

100.0%

79.4%

Unit Availability Factor 100.0%

100.0%

79.4%

Unit Capacity Factor (Using MDC Net) 101.1%

101.2%

75.7%

Unit Capacity Factor (Using DER Net) 103.1%

103.2%

74.7%

Unit Forced Outage Rate 0.0%

0.0%

6.7%

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)

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

1.

2.

3.

4.

5.

6.

7.

Docket No.:

Date:

Contact:

Telephone:

9.

10.

11.

12.

13.

14.

15.

16.

17.

18.

19.

20.

21.

22.

23.

24.

25.

AVERAGE DAILY UNIT POWER LEVEL Docket No.:

50-338 Unit Name:

North Anna Unit 1 Date: 06/10/02

Contact:

D. A. Heacock Telephone:

(540) 894-2101 MONTH:

MAY, 2002 Day 1

2 3

4 5

6 7

8 9

10 11 12 13 14 15 16 Average Daily Power Level (MWe - Net) 936 936 937 930 937 936 936 935 936 936 936 936 936 936 936 936 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Average Daily Power Level (MWe - Net) 936 937 938 937 937 937 936 935 928 935 936 935 935 934 934 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:

06/10/02

Contact:

D. A. Heacock Telephone:

(540) 894-2101 NORTH ANNA POWER STATION UNIT NO.: 1 MONTH: May, 2002

SUMMARY

OF OPERATING EXPERIENCE Page 1 of 1 Listed 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 1,2002 0000 Began the month in Mode 1, 100% power, 982 MWe.

May 3, 2002 2336 Removed "B" Waterbox from service for tube repairs May 4, 2002 2240 "B" Waterbox returned to service May 25, 2002 0015 Commence ramp down for Turbine Valve Freedom Test (1-PT-43.3).

0105 Stopped ramp @ 90% power, 888 Mwe.

0203 TVFT complete, commence ramp to 100%

0400 Unit @ 100% power, 978 Mwe.

May 31, 2002 2400 Ended the month in Mode 1, 100% power, 983 MWe.

Docket No.:

50-338 Unit Name:

North Anna Unit 1 Date: 06/10/02

Contact:

D. A. Heacock Telephone:

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

REPORT MONTH: May, 2002 (1)

(2)

(3)

(4)

(5)

Method Report Duration of LER System Component Cause &

No.

Date Type Hours Reason Shutting No.

Code Code Corrective Action Down to Prevent Reactor Recurrence None during the reporting period (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)

(4)

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

(3)

METHOD:

1 -

Manual 2

Manual Scram 3

Automatic Scram 4

Continuations 5 -

Load Reduction 9 -

Other (5)

Exhibit H - Same Source (1)

F:

Forced S:

Scheduled

OPERATING DATA REPORT 50-339 06/10/02 D. A. Heacock (540) 894-2101 U nit N am e:...........................................................

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

Licensed Thermal Power (MWt):..........................

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

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

Maximum Dependable Capacity (Gross MWe):...

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

North Anna Unit 2 May, 2002 2,893 979 907 963 917

8.

If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons: N/A Power Level To Which Restricted, If Any (Net MWe):

N/A Reasons For Restrictions, If Any:

N/A This Month Year-To-Date Cumulative Hours in Reporting Period 744.0 3,623.0 188,135.0 Hours Reactor Was Critical 744.0 3,623.0 161,073.0 Reactor Reserve Shutdown Hours 0.0 0.0 7,489.7 Hours Generator On-Line 744.0 3,623.0 159,739.4 Unit Reserve Shutdown Hours 0.0 0.0 0.0 Gross Thermal Energy Generated (MWH) 2,151,313.0 10,475,798.9 440,988,822.9 Gross Electrical Energy Generated (MWH) 718,671.0 3,510,335.0 144,728,476.0 Net Electrical Energy Generated (MWH) 684,222.0 3,341,870.0 138,135,744.0 Unit Service Factor 100.0%

100.0%

84.9%

Unit Availability Factor 100.0%

100.0%

84.9%

Unit Capacity Factor (Using MDC Net) 100.3%

100.6%

81.6%

Unit Capacity Factor (Using DER Net) 101.4%

101.7%

81.0%

Unit Forced Outage Rate 0.0%

0.0%

4.1%

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)

If Shut Down at End of Report Period, Estimated Date of Start-up:

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

1.

2.

3.

4.

5.

6.

7.

Docket No.:

Date:

Contact:

Telephone:

9.

10.

11.

12.

13.

14.

15.

16.

17.

18.

19.

20.

21.

22.

23.

24.

25.

AVERAGE DAILY UNIT POWER LEVEL Docket No.:

50-339 Unit Name:

North Anna Unit 2 Date:

06/10/02

Contact:

D. A. Heacock Telephone:

(540) 894-2101 MONTH:

May, 2002 Day 1

2 3

4 5

6 7

8 9

10 11 12 13 14 15 16 Average Daily Power Level (MWe - Net) 923 921 922 923 923 922 921 920 920 920 921 921 920 911 912 913 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Average Daily Power Level (MWe - Net) 912 922 923 923 923 923 923 921 920 919 919 919 919 918 916 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:

06/10/02

Contact:

D. A. Heacock Telephone:

(540) 894-2101 NORTH ANNA POWER STATION UNIT NO.: 2 MONTH: May, 2002

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 May 1,2002 May 13, 2002 May 14,2002 May 15, 2002 May 16,2002 May 17, 2002 Time 0000 2350 2045 0015 2331 0100 0559 0800 0833 0910 0947 2205 2400 May 31,2002 Data Began the month in Mode 1,100% power, 968 MWe.

Removed "A" Waterbox for tube repairs "A" Waterbox returned to service Removed "B" Waterbox for tube repairs "B" Waterbox returned to service Removed "C" Waterbox for tube repairs "C" Waterbox returned to service Commence ramp down to 98% power to remove "D" waterbox from service for maintenance.

Unit @ 98% power, 945 Mwe.

Commence ramp to 100%.

Unit @ 100% Power, 951 Mwe.

"D" Waterbox returned to service Ended the month in Mode 1, 100% power, 968 MWe.

Docket No.:

50-339 Unit Name:

North Anna Unit 2 Date:

06/10/02

Contact:

D. A. Heacock Telephone:

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

REPORT MONTH: May, 2002 None during the reporting period.

(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)

(4)

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

(3)

METHOD:

1 -

Manual 2

Manual Scram 3

Automatic Scram 4 -

Continuations 5

Load Reduction 9 -

Other (5)

Exhibit H - Same Source (1)

(2)

(3)

(4)

(5)

Method of Report Duration Shutting LER No.

System Component Cause &

No Date Type Hours Reason Down Code Code Corrective Action Reactor to Prevent Recurrence (1)

F:

Forced S:

Scheduled