ML20056D654

Monthly Operating Repts for Jul 1993 for Naps,Units 1 & 2.W/

ML20056D654
Person / Time
Site:	North Anna
Issue date:	07/31/1993
From:	Bowling M, Kane G VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
93-504, NUDOCS 9308170272
Download: ML20056D654 (12)

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VIRGINIA 151,1:CTifIC AND t'OWI:lt COMi%NY H ICIIM ONIs, Vilf GINI A 23 2 61 August 10. 1993 U. S. Nuclear Regulatory Commission Serial No.93-504 Attention: Document Control Desk NL&P/JMJ:jmj 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 UNITS 1 AND 2 MONTHLY OPERATING REPORT Enclosed is the Monthly Operating Report for North Anna Power Station Units 1 and 2 for the month of July 1993.

Very truly yours, As A Ly M. L. Bowling, Manager Nuclear L.icensing and Programs Enclosure cc: U.S. Nuclear Regulatory Commission 101 Marietta Street, NW l Suite 2900 i f Atlanta, GA 30323 l.

l NRC Senior Resident inspector  !

I North Anna Power Station j

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ADOCK 0500o333 PDR h

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VIRGINIA POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MONTH: Julv YEAR: 3993 Approved:

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' Station Manager

. OPERATING DATA REPO2T DOCKET No.: 50 338 DATE: August 2,1993 CONTACT: G. E. Kane r PHONE: (703) 894-2101 OPERATING STATUS ,

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1. Uni t N ame : . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N or t h Anna 1

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2. Report ing Peri od: . . . . .. . . . . . . . . . . . . .. . . . . . July 1993  ;

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

4.' Nameplate Rating (Gross MWe):............. 947

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

6. Maxirmsn Dependable capacity (Gross MWe):.. 959 l

7. Maximum Dependable Capacity (Net MWe):.... 911 i

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8. If changes occur in Capacity Ratings (Items No. 3 thru 7) since last report, give reasons:_ 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 -

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This Month Y-t-D Cumulative l

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11. Hours in Reporting Period................................ 744.0 5,087.0 132,443.0  ;

12. Number of Hours Reactor was Critical..................... 744.0 2,801.9 96,732.7 ;j

13. Reactor Reserve Shutdown Hours........................... 0.0 68.8 6,826.8 .j

14. Hours Generator On-Line.................................. 744.0 2,771.2 93,767.9 i 1

15. Unit Reserve Shutdown M rs.............................. 0.0 0.0 0.0 l l

16. Gros s T herma l Energy Ger.er at ed (MWH ) . . . . . . . . . . . . . . . . . . . . . 2,150,650.2 7,654,618.4 247,830,805.3

17. Gross E l ect r i ca l E nergy Generat ed (MWH) . . . . . . . . . . . . . . . . . . 699,966.0 2,505,563.0 81,432,468.0 i i

'18. Net Electrical Energy Generated (MVH).................... 664,910.0 2,380,152.0 77,094,092.0- -i

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19. Uni t Servi ce F act or . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . 100.0% 54.5% 70.8%

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20. Unit Availability Factor ................................ 100.0% 54.5% 70.8% j

21. Unit Capacity Factor (using MDC Net)..................... 98.1% 53.5% 65.2%

22. Unit Capacity Factor (using DER Net)... ................. 98.5% 51.6% 64.2%

23. Forced Outage Rate....................................... 0.0% 0.0% -11.1%

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

25. If Shutdown at end of Report Period, estimated time of Startup:_N/A

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

Forecast Achieved .l IW1TIAL CRITICALTTY INITIAL ELECTRICITY COMMERCIAL DPERATION

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AVERAGE DAILY UNIT POWER LEVEL  ;

i Docket No.: 50-338-  :

Unit: NA-1 i Date: Aucust 2. 1993- i

Contact:

G. E. Kane l Phone:- (703) 894-2101 l MONTH: July 1993 l

DAY AVERAGE DAILY POWER DAY AVERAGE LAILY POWER LEVEL (MWe-Net) LEVEL (MWe-Net) i 1 899 17 871 2 900 18 896 .[

3 899 19 896 4 899 20 895 5 897 21 895  :

6 896 22 894 7 896 23 889 8 895 24 880 9 895 25 895 ,

10 895 26 896 11 894 27 896 12 893 28 895 13 892 29 895 f 14 893 30 895  :

15 893 31 896 16 884 ,

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. 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 NORTH ANNA POWER STATION  ;

4 UNIT NO.: 1 MONTH: July  !

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SUMMARY

OF OPERATING EXPERIENCE Page 1 of 1 Listed below in chronological sequence is a summary ;of operating i experiences for this month which required load reductions or resulted '. in ,

significant non-load related incidents. i i

Date '?ime

. Data l July 01, 1993 0000 Began month with unit at 100% power, 950 MWe.

July 16, 1993 0857 Commenced unit ramp-down for TVFT. l t

0936 Unit stable at approximately 90% power, 880 MWe j for TVFT.  ;

i 1145 TVFT completed satisfactorily.

t 1150 Commenced unit ramp-up to 100% power.

1200 Unit stable at 100% power, 943 MWe. ,

July 31, 1993 2400 Ended month with unit at 100% power, 941 MWe. j i

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Page 1 of 1  ;

e UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet ,

Docket No.: 50-338 Report Month Julv Unit Name: __ %A-1  !

Year: 1993 Date: August 2, 1993  !

Contact:

G. E. Kane

• No entry this month .

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-UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-338-UNIT NAME: NA-1

' DATE: August 2, 1993 REPORT MONTH: July 1993 CONTACT: G. E. Kane PHONE: (703) 894-2101 l

1 2 3 4 5

, . No . - Date Type Duration Reason Method of Licensee System component Cause & Corrective-(hrs) Shutting Event Code Code Action to Down Reactor Report # Prevent Recurrence oNo entry this month.

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1: Type - 2: Reason 3: Method 4:

F= Forced A= Equipment Failure (explain) 1= Manual Exhibit F - Instructions ,

S= Scheduled B= Maintenance or Test 2= Manual Scram for preparation of Data C= Refueling 3= Automatic Scram Entry Sheets for^ Licensee D= Regulatory Restriction 4= Continuations ' Event Report (LER) File -

E= Operator Training & License Examination 5= Load Reduction (NUREG-0161)

F= Administrative 9=Other ,

G= Operational Error 5:

H=Other (explain) Exhibit H - Same Source T

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. OPERATING DATA REPORT f

DOCKET No.: 50-339  ;

DATE: August 2, 1993

, CONTACT: G. E. Kane PHONE: (703) 894-2101 '

OPERATING STATUS

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1. Uni t N ame: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . North Anna 2 j f 2. R eport i ng Per i od: . . . . . . . . . . . . . . . .. . . . . . . . . . Jul y 1993 't

3. Licensed Thereet Power (MWt): .... . . ...... . 2893

4. Nameplate Rating (Gross MWe):....... ... . .. 947

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

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6. Maximum Dependable Capacity (Gross MWe): . 957  ;

7. Maximum Dependable Capacity (Net MWe):.... 909 .!

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8. If changes occur in Capacity Ratings (3tems No. 3 thru 7) since last report, give reasons: l N/A f i

9. - Power level to which restricted, if any (Wet MWe): ,__N/A '!

10. Reasons for restrictions, if any: N/A  ;

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This Month Y-t-D Cumulative l

t a 11. Hours i n Repor t i ng Per i od. . . . . . . . . .. . . . .. . . . . . . . . . . . . . . . . 744.0 5,087.0 110,711.0 j

-12. Number of Hours Reactor was Critical..................... 744.0 4,855.5 91,899.7  ;

13. R eact or R eserve Shut down Hours. . . . . . . . . . . . . . . . .. . . . . . . . . . 0.0 120.8 6,365.2 }

14. Hours Generat or On- Line. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 744.0 4,B45.4 90,858.5l l

15. Unit Reserve Shutdown Hours............................ . 0.0 0.0 0.0 9

' 16. Gross Therral Energy Generated (MWH) ........ .......... 2,063,189.4 13,731,051.2 245,855,815.7

17. Gross Electrical Energy Generated (MWH)... .............. 671,157.0 4,4E8,197.0 80,524,913.0 .;

- 18. Net E l ect r i cal Energy Generat ed (MWH ). . . . . . . . . . . . . . . . . . . . 636,073.0 4,265,041.0 77,089,522.0 l

19. Uni t Serv i ce F ac t or . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100.0% 95.3% B2.1%

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20. Unit Availability Factor.................. .............. 100.0% 95.3% B2.1% '

21. Uni t Capaci ty Factor (usi ng MDC Net ).. .. .. .. .. . . . .. .. ... . 94.1% 92.2% 77.3% l

- 22. , Uni t -Capaci ty F actor (using DER Net ). . . . . . . . . . . .. ... . ...

94.3% 92.4% 76.8%  ;

23. Forced Outage Rate....................................... 0.0% 4.7% 5.5%  !!

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24. Shutdowns Scheduled Over Next 6 Months (T ype, Date, and Duration of Each): Refueling outage, September 4,  ;

'1993, 60 days. .!

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- 25. If Shutdown at end of Report Period, estimated t me cf Startup: 8 N/A.  ;

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

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. Forecast Achieved  ;

INITIAL CRITICAL 17Y ll

' INITIAL ELECTRICITY '!

COMMERCI AL DPERATION [

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- AVERAGE DAILY UNIT POWER LEVEL

• Docket No.: 50-339 Unit: NA-2  !

Date: August 2. 1993

Contact:

G. E. Kane Phone: (703) 894-2101 MONTE: July 1993 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER.

LEVEL (MWe-Net) LEVEL (MWe-Net) ,

1 896 17 859 2 892 18 857 3 896 19 849  ;

4 896 20 844 5 895 21 841  :

6 895 22 836 7 893 23 823- -

8 892 24 822 9 892 25 818 10 891 26 812 11 889 12 7. 792 12 886 28 792 13 884 29 789 i 14 877 30- 787 l 15 863 31 785 ,

16 861 i

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'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. l t

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NORTH ANNA POWER STRTION i UNIT NO.: 2 r MONTH: July i

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SUMMARY

OF OPERATING EXPERIENCE i i

Page 1 of.1 l Listed below in chronological sequence is a summary of-  !

operating experiences for this month which required load reductions i or resulted in significant non-load related incidents. i Date Time Data July 01, 1993 0000 Began month with unit at 100% power, 945 MWe.  !

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'i July 02, 1993 0855 Commenced unit ramp-down for TVFT. j 0928 Unit stable at approximately 90%

power, 880 MWe, i 1030 TVFT completed satisfactorily.

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1032 Commenced unit ramp-up to 100%

power.  ;

l July 12, 1993 0400 Commenced power coast-down in i preparation for refueling outage.  ;

July 31, 1993 2400 Ended month with unit at 88% power,  !

833 MWe in a power coastdown. #

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t UNIT SHUTDOWN AND POWER REDUCTIONS .l Explanation Sheet i t

Docket No.: 50-339 i

'f Report Month Julv Unit Name: NA-2 ',

Year: 1993 Date: August 2, 1993 ,

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Contact:

G. E. Kane

• No entry this month.  !

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e UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.: 50-339+

UNIT NAME: NA-2 DATE: August 2, 1993 REPORT MONTH: July 1993 CONTACT: G. .E. Kane PHONE: (703) 894-2101 1: 2 3 4 5 No. .Date- . Type Duration Reason Method of L.icensee System component Cause & Corrective (hrs) Shutting Event Code Code Action to Down Reactor Report # Prevent Recurrence ONo entry this-month.

1: Type 2: Reason .

3: Method- 4:

F= Forced 'A= Equipment Failure (explain) 1= Manual Exhibit F - Instructions S= Scheduled- B= Maintenance or Test 2= Manual Scram for preparation of_ Data C= Refueling 3= Automatic Scram Entry Sheets for Licensee D= Regulatory : Restriction 4= Continuations Event Report (LER) File E= Operator Training & License Examination 5= Load Reduction (NUREG-0161)

F= Administrative 9=Other G= Operational ~ Error 5:

H=Other (explain) Exhibit H - Same Source u