ML20205K304

Monthly Operating Repts for Mar 1999 for North Anna Power Station,Units 1 & 2.With 990407 Ltr

ML20205K304
Person / Time
Site:	North Anna
Issue date:	03/31/1999
From:	Matthews W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
99-188, NUDOCS 9904130098
Download: ML20205K304 (11)

Text

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VINGINIA ELECTHIC AND POWER COMPANY H!CalMOND,VIHGINIA 202 61 April 7,1999 United States Nuclear Regulatory Commission Sorial No.99-188  ;

Attention: Document Control Desk NAPS /JHL l 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 March 1999 Monthly Operating Report for North Anna Power Station Units 1 and 2. Also enclosed is a corrected page from the February 1999 North Anna Unit 2 Monthly Operating Report.

Very truly yours, tuBw/Mn l W. R. Matthews Site Vice President I Enclosures Commitments made in this letter: None.

cc: U. S. Nwlear Regulatory Commission Region ll Atlanta Federal Center 61 Forsyth St., SW, Suite 23T85 i l

Atlanta, Georgia 30303

'yj9)

Mr. M. J. Morgan NRC Senior Resident Inspector North Anna Power Station

. ,1 9904130098 990331 DR ADOCK 050003 8 e

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VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION I l

MONTHLY OPERATING REPORT MARCH 1999 l

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Approved; b g Vp 7 Site Vice President Date I

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OPERATING DATA REPORT Docket No.: 50-338 Date: 04/05/99

Contact:

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

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

2. Reporting Period:. .. . .. .. . March,1939

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

4. Nameplate Rating (Gross MWe): .

979.74

5. Design Electrical Rating (Net MWe)L _ _ _

907

6. Maximum Dependable Capacity (Gross MWe): 940

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

8. If Changes Occur in Capacily Ratings (Items Number ,'l 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 2,160.0 182,100.0

12. Hours Reactor Was Critical 744.0 2,160.0 143,585.2

13. Reactor Reserve Shutdown Hours 0.0 0.0 7,134.2

14. Hours Generator On-Line 744.0 2,160.0 140,419.8

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 2,148,503.6 6,243,868.3 379,938,897.2

17. Gross Electrical Energy Generated (MWH) 724,525.0 2,087,021.0 161,844,891.0

18. Net Electrical Energy Generated (MWH) 691,182.0 1,989,523.0 118,350,761.0

19. Unit Service Factor 100.0 % 100.0 % 77.1 %

20. Unit Availability Factor 100.0 % 100.0 % 77.1 %

21. Unit Capacity Factor (Using MDC Net) 104.0 % 103.1 % 72.7 %

22. Unit Capacity Factor (Using DER Net) 102.4 % 101.6 % 71.7 %

23. Unit Forued Outage Rate 0.0% 0.0% 7.8%

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

N/A

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

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

FORECAST ACHIEVED INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPtiRATION ,

, e AVERAGE DAILY UNIT POWER LEVEL Docket No.: 50-338 Unit Name: North Anna Unit 1 Date: 04/05/99

Contact:

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

MONTH: March,1999 I

( Average Daily Power Level Average Daily Power Level Day (MWe Net) Day (MWe . Net) __

1 920 17 ,

940 2 921 18 939 l 3 921 19 937 l

4 921 20 937 l

5 921 21 936 6 921 22 936 7 921 23 938 8 921 24 936 9 920 25 937 10 920 26 937 11 921 27 936 12 921 28 936 13 923 29 936 14 924 30 936 15 922 31 937 16 930 l

1 INSTRUCTIONS l

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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l Docket No.: 50-338 Unit Name: North Anna Unit 1 Date: 04/05/99

Contact:

W. R. Matthews i

Telephone: (540)894 2101 il NORTH ANNA POWER STATION l UNIT NO.:,1 i MONTH: March 1999 i

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SUMMARY

OF OPERATING EXPERIENCE l Page 1 of 1 l

l Listed below in chronological sequence is a summary of operating experiences for this month whien required load

reductions or resulted in significant non-load related incidents.

DElf IltDR Etta March 1,1999 0000 Began the month in Mode 1,100% power,963 MWe, ,

I March 14,1909 1857 Nuclear instrumentation were adjusted down from 100% to 98% l power to match the feedwater flow based power.

March 16,1999 1045 Commenced power increase to 100%.

1415 Unit stable at 100% power,983 MWe.

March 31,1999 2400 Ended month in Mode 1,100% power,983 MWe.

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s 0 Docket No.: 50-338 Unit Name: North Anna Unit 1 i

Date: 04/05/99

Contact:

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

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

Method l 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- 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)

(Q (5)

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

OPERATING DATA REPORT l

Docket No.: 60-339 Dats: 04/05/99

Contact:

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

1. Unit Nar,.e- . .. .

North Anna Unit 2

2. Reporting Period:. . .. .. March,1999

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

4. f' uneplate Rating (Gross MWe): . 979

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

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

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

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

1 N/A l

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

10. Reasons For Restrictions,if Any: N/A l This Montj) Year-To-Date Cumulative

11. Hours in Reporting Period 744.0 2,160.0 160,368.0

12. Hours Reactor Was Critical 744.0 2,160.0 135,948.2

13. Reactor Reserve Shutdown Hours 0.0 0.0 7,241.5

14. Hours Generator On-Line 744.0 2,160.0 134,733.3

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 2,144,343.6 6,239,860.1 369,966,555.8 l 17. Gross Electrical Energy Generated (MWH) 710,565.0 2,045,582.0 121,002,498.0

) 18. Net Electrical Ene gy Generatefd (MWH) 677,486.0 1,948,643.0 115,562,716.0

19. Unit Service Factor 100.0 % t 00.0% 84.0 %

20. Unit Availability Factor 100.0 % 100.0% 84.0 %

21. Unit Capacity Factor (Using MDC Net) 101.5 % 100.6 % 80.1 %

22. Unit Capacity Factor (Using DER Net) 100.4 % 99.5% 79.4 %

23. Unit Forced Outage Rate 0.0% 0.0% 4.7%

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

None

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

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

l FORECAST ACHIEVED l

lNITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

AVERAGE DAILY UNIT POWER LEVEL

, , Docket No.: 50-339 Unit Name: North Anna Unit 2 Date: 04/05/99

Contact:

W. R. Matthews Telephone: (540) 894-2101 MONTH: March,1999 l Average Daily Power Level Average Daily Power Level Day (MWe - Net) Day (MWe - Net) 1 899 17 920 2 898 18 918

! 3 898 19 912 l

l l 4 898 20 917 l 5 898 21 917 1

6 898 22 916 l

l 7 899 ,23 917 8 899 24 916 9 899 25 917 10 902 26 917 11 909 27 917 12 898 28 917 13 919 29 _

916 14 922 30 916

15 921 21 917 16 _

920 l

lNSTRUCTIONS 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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.s Docket No.: 50-339 Unit Name: North Anna Unit 2 Date: 04/05/99

Contact:

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

SUMMARY

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

2 319 Il!DR 9 818 March 1,1999 0000 Began the month in Mode 1,100% power,941 MWe.

March 8,1999 1818 Nuclear instrumentation were adjusted down from 100% to 98% power to match the feedwater flow based power.

March 10,1999 1230 Commenced ramp up to 100% power.

March 11,1999 1735 Unit at 100% power,959 MWe.

2007 Commenced ramp down to reseat "B" moisture separator reheater (MSR) poppet relief valve.

2054 Stabilized at 96.7% power,922 MWe. MSR poppet rehef valve reseated.

2324 Commenced power increase.

March 12,1999 2328 Unit at 100% power,959 MWe.

March 18,1999 2307 Commenced ramp down to 91% power,879 MWe for Turbine Valve Freedom Testing (TVFT).

March 19,1999 0051 TVFT complete satisfactority. Commenced ramp up to 100% power.

0442 Unit at 100% power,962 MWe.

March 31,1999 2400 Ended tne month in Mode 1,100% power,962 MWe. l I

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Docket No.: 50-339 a '

Unit Name: North Anna Unit 2 l

Date: 04/05/99 i

Contact:

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

l UNIT SHUTDOWN AND POWER REDUCTION

! (EouALTo oR GREATER THAN 20%)

l REPORT MONTH: March,1999 i

(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 repordng period.

(1) (2) (3)

F: Forced REASON: METHOD: l S: Scheduled A- Equipment Failure (Explain) 1 - Manual l B- Maintenance or Test 2- Manual Scram l 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 Sourco l

for Licensoo Event Report (LER) File (NUREG 0161)

I s a OPERATING DATA REPORT Docket No.: 50-339 Date: 03/05/99

Contact:

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

1. Unit Name:. North Anna Unit 2

2. Reporting Period:. February,1999

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

4. Nameplate Rating (Gross MWe): I 79

5. Design Electrical Rating (Net MWe):. 107

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

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 j

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 672.0 1,416.0 159,624.0

12. Hours Reactor Was Critical 672.0 1,416.0 135,204.2

13. Reactor Reserve Shutdown Hours 0.0 0.0 7,241.5

14. Hours Generator On-Line 672.0 1,416.0 133,989.3

15. Unit Reserve Shutdown Hours 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) 1,943,803.4 4,095,516.5 367,822,212.2

17. Gross Electrical Ei .rgy Generated (MWH) 633,556.0 1,335,017.0 120,291,933.0

18. Net Electrical Energy Generated (MWH) 603,411.0 1,271,157.0 114,886,230.0

19. Unit Service Factor 100.0 % 100.0 % 83.9 %

20. Unit Availability Factor 100.0 % 100.0 % 83.9 % l

21. Unit Capacity Factor (Using MDC Net) 100.1 % 100.1 % 80.0%

22. Unit Capacity Factor (Using DER Net) 99.0% 99.0 % 79.4 %

23. Unit Forced Outage Rate 0.0% 0.0% 4.7%

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

None

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

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