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

_-

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 i

Mr. R. D. McWhorter NRC Senior Resident inspector

]

North Anna Power Station 1300di o

9401210068 931231 i

PDR ADOCK 0500o338 R

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.i VIRGINIA POWER COMPANY NORTH ANNA POWER STATION

.J MONTHLY OPERATING REPORT t

MONTH:

December YEAR:

1993 i

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Approved:

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N

~ Station MaIMger 1

4

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. DPERATING DATA dEP02T

~

i DOCKET NO.:

50-338

)

DATE: 'Jan. 3,1994.

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

I 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

'i 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

- r i

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' t

-r

' 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

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--- -=

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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 i

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 1105 Unit stable at anoroximately 90% power, 880 MWe

'l for TVFT.

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.

1 1

i t

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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.

1 t

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1

~

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.

l 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

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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 l'I J

OPERATlhG STATUS i

4 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

'I l

_1

~

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.

i o

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%

l

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

'I

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

.l

. INITIAL CRITICALITY l

INITIAL ELECTRICITY i

f COMMERCIAL OPERAT]DN i

.~

n-1 s.

4

.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 i

l 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 L

l t

b 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.

4 I

.i

~

l 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 i

December 01, 1993 0000 Began month with unit at 100% power, 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.

)

.)

1630 Unit stable at 100% power, 937 MWe.

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.

l l

1 I.

1'i 1

-1

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• i Page 1

of.

1 UNIT SHUTDOWN AND POWER REDUCTIONS v

Explanation Sheet-

-r Docket No.:

50-339 I

Report Month December Unit Name:

NA-2 Year:

1993 Date: January 3, 1994 i

Contact:

G.

E.

Kane

• No entry this month.

7 I

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UNIT SHUTDOWNS AND POWER-REDUCTIONS

...5 e

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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