ML20062N764

Monthly Operating Repts for Dec 1993 for North Anna Power Station,Units 1 & 2

ML20062N764
Person / Time
Site:	North Anna
Issue date:	12/31/1993
From:	Bowling M, Kane G VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
94-012, 94-12, NUDOCS 9401210068
Download: ML20062N764 (12)

Text

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VinOINIA ELucrnic ann Pownn Comwxy RicuMoxn,Vanaux A 23261 January 10, 1994 U. S. Nuclear Regulatory Commission Serial No.94-012 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 December 1993.

Very truly yours,

/h?/b k }

M. L Bowling, Manager Nuclear Licensing & Programs Enclosure cc: U.S. Nuclear Regulatory Commission 101 Marietta Street, NW Suite 2900 Atlanta, GA 30323 l i

Mr. R. D. McWhorter l NRC Senior Resident inspector ]

North Anna Power Station  ;

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9401210068 931231 i PDR ADOCK 0500o338 R PDR tj

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.i VIRGINIA POWER COMPANY >

NORTH ANNA POWER STATION .J MONTHLY OPERATING REPORT '

t MONTH: December YEAR: 1993 i b

T Approved:

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. DPERATING DATA dEP02T

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i DOCKET NO.: 50-338 DATE: 'Jan. 3,1994 .

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i CONTACT: G. E. Kane

. PHONE: (703) 894-2101 ]

DPERATING STATUS .l

1. ~ Uni t Name; . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . North Anna 1

i- 2. Repor t i ng Per i od : . . :. . . . . . . . . . . . . . . . . . . . . . .Dec embe r 1993 -j

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

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

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

6. Maximum Dependable Capacity (Gross MWe):.. 948 ,

7. Qaximum Dependable Capacity (Net MWe):.... 900 -l i

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8. If changes occur in Capacity Ratings (Items No. 3 thru 7) since last report, give reasons:_MDC Values have been revised as a result of engineering evaluation. i i

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9. Power level to which restricted, if any (Net MWe): ___N/A '

10. Reasons for restrictions, if any: N/A This Month Y t-D Cumulative  ;

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11. Hours i n R epor t i ng Pe r i od. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 744.0 8,760.0 136,116.0 i

12. N umber of Hours R eac tor was C r i t i cal . . . . . . . . . . . . . . . . . . . . . 744.0 6,474.9 100,405.7  ;

13. Reactor Reserve Shutdown Hours........................... 0.0 68.8 6,826.8 1

14. Hours Generator On-Line.................................. 744,0 6,444.2 97,440.9 i

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

16. Gross T herma l E nergy Generat ed (MWM ). . . . . . . . . . . . . . . . . . . . . 2,151,480.5 18,276,049.5 . 258,452,236.4

17. Gross Electrical Energy Generated (MWH). . .. . ..... . .. . .... 708,390.0 5,988,453.0 84,915,357.0 ,

18. Net E l ect r i cal Energy Generat ed (MWH ) . . . . . . . . . . . . . . . . . . . . 674,654.0 5,692,645.0 80,406,585.0

19. Unit Service factor............................. ..... .. 100.0%- 73.6% 71.6%

20. Unit Availability Factor................................. '100.0% 73.6% 71.6% .c

21. Uni t Capaci ty F ac t or (using HDC Net ) . . . . . . . . . . . . . . . . . . . . . 100.8% 73.1%-' ' 66.1% '!

22. Uni t capaci ty Factor (usi ng DER Net ) . . . . . . . . . . . . . . . . . . . . . 100.0% 71.6% .65.1%

~23. Forced Outage Rate.................................. .... 0.0% 0.0% 10.7%

.24. Shutdowns Scaeduled Over Next 6 Months (Type, Date, and Duration of Each)__N/A' -

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' 25.' If Shutdown at end of Report Period, estinated tine of Startup:__N/A

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

Forecast -Achieved.

INITIAL' CRITICALITY  ;

INITIAL ELECTRICITT COMMERCIAL OPERATION e n,i. --- -= , e -ws c - w

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

Unit: NA-1 Date: Jan. 3. 1994

Contact:

G. E. Kane Phones (703) 894-2101 '

MONTH: December 1993 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net) LEVEL (MWe-Net) 1 909 17 907 ,

2 908 18 908 3 909 19 907 4 909 20 908 5 909 21 906 6 909 22 906 I 7 909 23 906 i 8 908 24 905 ,

9 908 25 905 1 10 899 26 906  :

11 908 27 905- 1 12 907 28 905' 13 908 29 905 14 907 30 905 15 907 31 905 16 907 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. j whole megawatt. I

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- NORTH ANNA POWER STATION UNIT NO.: 1 MONTH: December ,

SUMMARY

OF OPERATING EXPERIENCE Page 1 of 1 Listed below in chronologica] sequence is a summary of operating  :

experiences for this month which required load reductions or resulted in j significant non-load related incidents.

Date Time Data December 01, 1993 0000 Began month with unit at 100% power, 950 MWe.

December 10, 1993 1010 Commenced unit ramp-down for TVFT. j l

1105 Unit stable at anoroximately 90% power, 880 MWe for TVFT. 'l 1253 TVFT completed satisfactorily. Commenced unit I ramp-up to 100% power.

1426 Unit stable at 100% power, 950 MWe, December 31, 1993 2400 Ended month with unit at 100% power, 950'MWe.

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d Page 1 of 1 UNIT SHUTDOWN AND POWER REDUCTIONS-Explanation Sheet Docket No.: 50-338-Report Month December Unit Name: NA-1 Year: 1993 Date: January-3, 1994

Contact:

G. E. Kane

• No entry this month.

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UNIT SHUTDOWNS AND. POWER REDUCTIONS r

DOCKET NO.: 50-338 UNIT NAME: NA-1 DATE: Jan. 3,-1994

, REPORT MONTH: December 1993 CONTACT: G. E. Kane PHONE: (703) 894-2101 1

i 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 l

oNo entry this month.

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i 1: Type 2: Reason- 3: Methoci 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 r

. - - . - . - - . . . . .-. . = . - - . a.- . . - . .. - . . - . - - - - . .. .... . . - _ _ - _ _ .

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.' OPERATING DATA REPORT DOCKET NO.: 50-339 DATE: Jan. 3, 1994  ;

CONTACT. G. E. Kane  !

PHONE: (703) 894-2101 I I

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OPERATlhG STATUS i

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1. Un i t N ame : . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N or t h Anna 2

' 2. mepor t i ng Per i od: . . . . . . . . . . . . . . . . . . . . . . . . . Decenter 1993 {

3. Li censed Thermal Power (MWt ): . . . . . ... . . . . . 2893

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

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

6.' : Maxinun Dependable capacity (Gross MWe):. 935 .l

17. Maxinun Dependable Capacity (Net MWe):.... 837

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

have been revised due to engineering evaluation.  !!

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9. . Power level to which restricted, if any (Net MWe): _ N/A .;

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

This Month Y-t-D Ctenulative

11. Hours in Reporting Period.............. ................. 744,0 8,760.0 114,384.0

12. Number of Hours Reactor was Critical..................... 744.0 7,329.4 94,373.6 - ,

13. Reactor Reserve Shutdown ttours.. ....................... 0.0 168.8 6,413.2

14. Hours Generator 0n-Line......................... ........ 744.0 7,304.3 93,317.4

15. Unit Reserve Shutdown Hours.~............................. 0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH) .................... 2,150,864.3- 20,100,893.2 252,225,657.7 .

17. Gross Elec trical Energy Generated (MWH). . . . . . . . . . . . . . . . . . 699,515.0 6,558,760.0 82,595,476.0 ,

18. Net Electrical Energy Generated (MWH)................... 665,626.0 6,225,220.0 79,049,701.0

19. Unit Service Factor.......................... ........... 100.0% 83.4% 81.6% 1

20. Unit Availability Factor................................. 100.0% 83.4% B1.6% j

21. Unit capacity Factor (using MDC Net)...... .............. 100,9% 78.3% 76.7%  ;

22. Unit Capacity Factor (using DER Net)..................... 98.6% 78.4% 76.2%' .!

23. Forced Outage Rate............................... ....... 0.0% 3.2% 5.4%

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

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

~ 26. Units in Test Status ('rior to Commercial Operation): 'l Forecast Achieved

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. INITIAL CRITICALITY l INITIAL ELECTRICITY i f

COMMERCIAL OPERAT]DN i

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.I AVERAGE DAILY UNIT POWER LEVEL i

Docket No.: 50-339 ,

Unit: NA-2 Date: Jan. 3, 1994

Contact:

G. E. Kane  !

Phone: (703) 894-2101  !

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MONTH: December 1993 i

I DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net) LEVEL (MWe-Net) 1 895 17 896 2 895 18 897 l 3 883 19 896 .;

4 896 20 896 5 895 21 895  ;

6 896 22 895 ,

7 894 23 894 I 8 895 24 896

.9 895 25 895 i

10 895 26 895 11 895 27 895 .

12 896 28 894 [

13 897 29 894  !

14 896 30 893 i 15 896 31 888  ;

16 896  !

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Instructions:

On this format, list the average daily unit power level in MWe- .t Net for each day in.the reporting month. Compute to the nearest. I whole megawatt.  ;

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NORTH ANNA POWER STATION UNIT NO.: 2 MONTH: December

SUMMARY

OF OPERATING EXPERIENCE -l i 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 .

December 01, 1993 0000 Began month with unit at 100% power, i 940 MWe.  !

l December 03, 1993 1144 Commenced unit ramp-down for TVFT.

1241 Unit stable at approximately 92%'

power, 871 MWe.

i 1539 TVFT completed satisfactorily.

1558 Commenced unit ramp-up to 100%

power. )

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1630 Unit stable at 100% power, 937 MWe. I December 31, 1993 1100 Commenced unit ramp-down for TVFT.

1300 TVFT completed satisfactorily. '!

Commenced unit ramp-up to 100%

• power.  ;

1354 Unit stable at 100% power, 940 MWe. .i 2400 Ended month with unit at 100% power, i 940 MWe.

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, *i Page 1 of. 1 UNIT SHUTDOWN AND POWER REDUCTIONS v Explanation Sheet-

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I Report Month December Unit Name: NA-2 .;

Year: 1993 Date: January 3, 1994 -

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Contact:

G. E. Kane '

• No entry this month.  ;

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UNIT SHUTDOWNS AND POWER-REDUCTIONS

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• DOCKET NO.: 50-3'9- a UNIT NAME: NA-2 ,

DATE: Jan. 3, 1994 REPORT MONTH: December 1993 CONTACT: G. E. Kane PHONE: (703) 894-2101 1 .

2 3 4 5 No. Date Type Duration Reason Metnod of Licensee System Component Cause & Corrective (hrs) Shutting Event Code Code Action to Down' Reactor Report # Prevent Recurrence

• No 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=Administrstive 9=Other lG= Operational Error 5:

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

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