ML20209E564

Monthly Operating Repts for June 1999 for North Anna Power Stations,Units 1 & 2.With

ML20209E564
Person / Time
Site:	North Anna
Issue date:	06/30/1999
From:	Matthews W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
99-369, NUDOCS 9907150074
Download: ML20209E564 (10)

Text

e VIRGINIA ELucTule Ann Pownn COMPANY RICIIMOND,YINGINIA 20261 July 8,1999 United States Nuclear Regulatory Commissior: Serial No.99-369 Attention: Document Control Desk NAPS /JHL Washington, D. C. 20555 Docket Nos. 50-338 ,

50-339 q License Nos. NPF-4 NPF-7 Gentlemen:

4 VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNIT NOS.1 AND 2 MONTHLY OPERATING REPORT Enclosed is the June 1999 Monthly Operating Report for North Anna Power Station Units 1 and 2.

Very truly yours, Y hr W. R. Matthews t'

Site Vice President j

Enclosure Commitments made in this letter: None.

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U. S. Nuclear Regulatory Commission Region 11 Atlanta Federal Center f 61 Forsyth St., SW, Suite 23T85 Atlanta, Georgia 30303 Mr. M. J. Morgan NRC Senior Resident inspector North Anna Power Station {

i 9907150074 990630 DR ADOCK O l

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I VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT JUNE 1999 Approved: , i f' l'O ' I Site Vice President Date i-

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OPERATING DATA REPORT Docket No.: 50-338 Date: 07/05/99

Contact:

W. R. Matthews Telephone: (540) 894-2101

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

2. Reporting Period:. -. June,1999

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

4. Nameplate Rating (Gross MWe)- 979.74

5. Design Electrical Rating (Net MWe)1 907

6. Maximum Dependable Capacity (Gross MWe): . 940

7. Maximum Dependable Capacity (Net MWe): . ..... 893

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 4,343.0 184,283.0

12. Hours Reactor Was Critical 720.0 4,343.0 145,768.2

13. Reactor Reserve Shutdown Hours 0.0 0.0 7,134.2

14. Hours Generator On-Line 720.0 4,343.0 142,602.8

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 2,051.912.6 12,511,607.7 386,206,636.6

17. Gross Electrical Energy Generated (MWH) 694,791.0 4,209,795.0 163,967,665.0

18. Net Electrical Energy Generated (MWH) 660,895.0 4,011,284.0 120,372,522.0

19. Unit Service Factor 100.0 % 100.0 % 77.4 %

20. Unit Availability Factor 100.0 % 100.0 % 77.4 %

21. Unit Capacity Factor (Using MDC Net) 102.8 % 103.4 % 73.1 %

22. Unit Capacity Factor (Using DER Net) 101.2 % 101.8 % 72.0 %

23 Unit Forced Outage Rate 0.0% 0.0% 7.7%

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

N/A

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

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

FORECAST ACHIEVED INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION i

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AVERAGE DAILY UNIT POWER LEVEL l Docket No.: 50-338 l

Unit Name: North Anna Unit 1 l Date: 06/04/99 l

Contact:

W. R. Mat' hews l Telephone: (540) 894-2101

MONTH

June,1999 i

l Average Daily Power Level Average Daily Power Level i

Day (MWe - Net) Day (MWe - Net) __

1 781 17 932 1

2 801 18 933 3 804 19 932 4 932 20 934 5 933 21 933 6 933 22 032 7 931 23 932 8 930 24 932 9 931 25 931 10 932 26 931 1

11 933 27 930 12 933 28 920 13 '

29 931 14 932 30 932  !

15 932  !

16 932 i

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.

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• Docket No.: 50-338 Unit Name: North Anna Unit 1 Date: 06/04/99

Contact:

W. R. Matthews Telephone: (540) 894-2101 NORTH ANNA POWER STATION UNIT NO.:J MONTH: June 1999

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.

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June 1,1999 0000 Began the month in Mode 1,100% power,980 MWe.

0010 Ramped down to 85% power,827 MWe, for condenser waterbox tube repairs.

June 4,1999 0258 Ramped unit back to 100% power, 984 MWe, following completion of condenser waterbox tube repairs.

June 30,1999 2400 Ended month in Mode 1,100% power,984 MWo.

d Docket No.: 50-338 Unit Name: North Anna Unit 1 Date: 07/05/99

Contact:

W. R. Matthews Telephone: (540) 894-2101 UNIT SHuTooWN AND POWER REDUCTION (EouALTo oR GREATER THAN 20%)

REPORT MONTH: June,1999 (1) (2) (3) (4) (5)

Method Duration of LER No. System Component Cause & Corrective Action Date Type Hours Reason Shutting Code Code to Prevent Recurrence Down Reactor None during the reporting period.

(1) (2) (3)

F: Forced REASON: METHOD:

S: Scheduled A- E.quipment Failure (Explain) 1 - Manual B- Maintenance or Test 2- Manual Scram C- Refueling 3- Automatic Scram D- Regulatory Restriction 4- Other (Explain)

E- Operator Training & Licensing Examination F- Administrative G- Operational Error (Explain)

(4) (5)

Exhibit G - Instructions for Preparation of Data Entry Sheets Exhibit 1 - Same Source for Licensee Event Report (LER) File (NUREG 0161) l l

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! OPERATING DATA REPORT l

Docket No.: 50-339 J Date: 07/05/99

Contact:

W. R. Matthews Telephone: (540) 894-2101 l

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

2. Reporting Period:.. .... . . . . . June,1999

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

4. Nameplate Rat!ng (Gross MWe): . . 979

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

6. Maximum Dependable Capacity (Gross MWe): . . 944

7. Maximum Dependable Capacity (Net MWe): .. . . 897

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

N/A l

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 Hours in Reporting Period

)

11. 720.0 4,343.0 162,551.0 '

12. Hours Reactor Was Critical - 720.0 4,343.0 138,131.2

13. Reactor Reserve Shutdown Hours 0.0 0.0 7,241.5

14. Hours Generator On-Line 720.0 4,343.0 136,916.3 i

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 2,078,629.1 12,538,236.4 376,264,932.1

17. Gross Electrical Energy Generated (MWH) 689,831.0 4,138,900.0 123,095,816.0

18. Net Electrical Energy Generated (MWH) 655,639.0 3,940,187.0 117,554,260.0

19. Unit Service Factor 100.0 % 100.0 % 84.2 %

20. Unit Availability Factof 100.0 % 100.0 % 84.2 %

21. Unit Capacity Factor (Using MDC Net) 101.5 % 100.1 % 80.4 %

22. Unit Capacity Factor (Using DER Net) 100.4 % 100.0 % 79.7 % l

23. Unit Forced Outage Rate 0.0% 0.0% 4.6%  !

4 l

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): I 30 Day Refueling Outage . September 1999 i

25. If Shut Down at End of Report Period, Estimated Date of Start-up: N/A

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

FORECAST ACHIEVED INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

F AVERAGE DAILY UNIT POWER LEVEL Docket No.: 50-339 Unit Name: North Anna Unit 2 Date: 07/05/99

Contact:

W. R. Matthews Telephone: (540) 894-2101 MONTH: . June,1999 Average Daily Power Level Average Daily Power Level Day (MWe Net) Day (MWe - Net) 1 908 17 913 2 908 18 913 3 909 19 912 4 911 20 913 5 312 21 913 6 912 .22 912 7 911 23 912 8 909 24 912 9 909 25 908 10 910 26 903 11 912 27 910 12 912 28 910 13 912 29 909 14 911 30 911 15 911 16 912 l

INSTRUCTIONS l

On this format, list the average daily unit power tevel in MWe Net for each day in the reporting month. Compute to l the nearest whole megawatt.

l

e Docket No.: 50-339 Unit Name: North Anna Unit 2 Date: 07/05/99

Contact:

W. R. Matthews Telephone: (540) 894-2101 NORTH ANNA POWER STATION UNIT NO.:_2 i MONTH: June 1999

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 r ssulted in significant non-load related incidents.

Date T.!!n.t D.ain June 1,1999 0000 Began the month in Mode 1,100% power,951 MWe.

June 25,1999 2225 Ramped down to 90% power, 858 MWe, for turbine valve freedom test.

. June 26,1999 0414 Ramped unit back to 100% power, 953 MWe, following completion of turbine valve freedom test.

June 30,1999 2400 Ended the month in Mode 1,100% power,953 MWe.

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Docket No.: 50-339 .

Unit Name: North Anna Unit 2 Date: 07/05/99 -

Contact:

W. R. Matthews 1 Telephone: (540) 894-2101 l UNIT SHUTDOWN AND POWER REDUCTION (EouALTo on GREATER THAN 20%)

REPORT MONTH: June,1999 (1) (2) (3) (4) (5)

Method Duration of LER No. System Component Cause & Corrective Action Date Type Hours Reason Shutting Code Code to Prevent Recurrence Down Rx None during the reporting r. <riod.

i (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 - Other (Explain)

E- Operator Training & Licensing Examination F. Administrative <

G- Operational Error (Explain)  !

(4) (5)  ;

Exhibit G - Instructions for Preparation of Data Entry Sheets Exhibit 1 - Same Source for Licensee Event Report (LER) File (NUREG 0161) i e