ML20081B541

Monthly Operating Repts for Feb 1995 for North Anna Power Station Units 1 & 2

ML20081B541
Person / Time
Site:	North Anna
Issue date:	02/28/1995
From:	Ohanlon J, Stall J VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
95-128, NUDOCS 9503160242
Download: ML20081B541 (11)

Text

F

]

l o

't

]

c i

VIMOINIA ELECTRIC AND Powen COMPANY Ricnxown,VINGINIA 20263 March 10,1995 4

U. S. Nuclear Regulatory Commission Serial No.95-128 Attention: Document Control Desk NL&P/GSS R0 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 j

Enclosed is the Monthly Operating Report for North Anna Power Station Units 1 and 2 for the month of February 1995.

Very truly yours, j

/N James P. O'Hanlon Senior Vice President - Nuclear Enclosure cc:

U.S. Nuclear Regulatory Commission Region ll 1

101 Marietta Street, NW Suite 2900 Atlanta, GA 30323 Mr. R. D. McWhorter NRC Senior Resident inspector North Anna Power Station 160035 9503160242 950228 1

PDR ADOCK 05000338 h

R PDR

/

\\

l I

s I

l

-.1 -

r l

I t-p l

l'

(

5 VIRGINIA POWER COMPANY l

NORTH ANNA POWER STATION MONTHLY OPERATING REPORT i

i MONTH:

Februarv YEAR:

1995 l

l i

i i

I l

I 4

j h

Approved:

I i

l Station Manager i

,m

+7 m s

,e J+

r 3

,, <r

• [

OPE'ATING DATA REPORT

rh DOCKET Wo.:

50-338 l

DATE: March 6, 1995 CONTACT: J. A. Stall PHONE: (703) 894 2101-OPERATING STATUS

~.. ".

r 1.~ Unit Names................................ North Anna 1 i

2. - Report i ng Per i od:......................... February 1995 E

3.

Licensed Thermal Power (MWt).............

2,893 l

'4.

Nameplate Rating (Gross W e):.............

994 p

5.

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

907

' 6.

Maximan Dependable capacity (Gross MWe)..

-948

- 7.

Maximum Dependable Capacity (Net MWe)....

900' l

l p

8.

If changes occur in Capacity Ratings (Items No. 3 thru 7) since last report, give reasons: _N/A l

l i

f 9.

Power level to which restricted, if any (Net MWe):

N/A

.)

10. Reasons for restrictions, if any:

N/A l

. ?

This Month Y-t-D Cumulative l

i

11. Hours in Reporting Period.................................

672.0 1,416.0 '

146,292.0-

)

12. Nmber of Hours React or was Cri t i ca l......................

672.0 1,394.6 -

109,842.4 l

13. Reactor Reserve Shutdown Hours............................

0.0 20.9 6,951.4

14. Hours Generator 0n-Line...................................

672.0 1,389.8 106,843.5

15. Uni t Reserve Shut down Hours...............................

0.0 0.0 0.0 j

16. Gross Thermal Energy Generated (MWH)...................... 1,944,102.1 3,%9,638.9 284,155,218.8 j

17. Gross Electrical Energy Generated (MWH)...................

639,645.0 1,306,067.0 93,381,687.0 j

18. Net E l ect ri cal Energy Generat ed (MWM ).....................

608,813.0 1,242,832.0 88,445,118.0

. I 1

19. Unit Service Factor.......................................

100.0%

98.1%

73.0%

~

20. Unit Availability Factor..................................

100.0%

98.1%

73.0%

21. Uni t Capac i t y F ac t or (us i ng MDC Net )......................

100.7%

97.5%

67.6%

22. Unit capacity Factor (using DER Net)......................

99.9%

96.8%

66.7%

~

1

23. Forced Outage Rate........................................

0.0%'

1.9%

9.9%

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

'l i

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

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

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY

)

COMMERCIAL OPERATION

]

i l

I' l

i

/

AVERAGE DAILY UNIT POWER LEVEL 4

Docket No.:

50-338 Units-NA-1 l

Date:

March 6.

1995

Contact:

J. A.

Stall l

Phone:

(703) 894-2101 s

i MONTH: February 1995

-9 g

DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

LEVEL (MWe-Net) 1 908 17 905 r

2 906 18 908 l

3 906 19 907 4

906 20 907 5

905 21 907 6

904 22 907 7-904 23 908 8

906 24 907

')

9 905 25 908 10 906 26 907 l

11 906 27 902 12 905 28 907 13 905 14 905 15 906 16 908 i

r i

Instructions:

l 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 whole megawatt.

P

p-I NORTH ANNA POWER STATION i

?

UNIT NO.:'_1_

NONTH:

Februarv~

s SUNNARY OF.. OPERATING EXPERIENCE Page 1 of 1 t

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 February 01, 1995 0000 Began month with unit at 100's power,-954 MWe.

'I i

February 28, 1995 2400 Ended month with unit at 100% power, 954 MWe.

i I

t e

h t

i j

l

-(

4h,/

j.-

.3

.Page.

1

.of __1-UNIT SHUTDOWN'AND., POWER' REDUCTIONS Explanation Sheet Docket No.::

50-338 Report Month February Unit Names NA-l' t-Year 1995_

Date March 6.

1995

[:

Contact:

J.

A.

Stall No entry this month.

u l

l

.I

')

+

-y,

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.:

50-338 UNIT NAME:

NA-1c DATE: March 6,.1995 REPORT MONTH: February 1995 CONTACT:-J. A.. Stall PHONE: (703) 894-2101 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 #

rrevent 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 t

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 Errer 5:

H=Other (explain)

Exhibit H - Same Source

v.

j 5'

s,2f OPERAT!!G DATA REPORT.

e

.; 't M

DOCKET No.:.

50-339 i

DATE: March 6, 1995 CONTACT:

J. A. Stall ~

~

. PHONE: (703) 894 2101~

o.

OPERATING STATUS

'i 1.

Uni t Name:................................ Nor th Anna 2

12. Report i ng Per i od:......................... February 1995 l

' 3.

Licensed Thermal Power (MWt):.............

2893

-t 4 Nameplate Rating (Gross MWe):.............

979 5.

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

907 6.-

Maximum Dependable capacity (Gross MWe):..

935

=I 7.

Maximum Dependable Capacity (Net MWe)....

887 t

8.

If changes occur in Capacity Ratings (Items No. 3 thru 7) since last report, give reasons _N/A 9.

Power level to which restricted, if any (Net MWe):

N/A

^t

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

?

1

.11. Hours i n Report i ng Per i od.................................

672.0 1,416.0-124,560.0

12. Number of Hours Reactor was Critical......................

672.0 1,416.0 104,349.5

13. Reactor Reserve Shutdown Maurs............................

0.0 0.0 6,508.9

14. Hours Generator 0n-Line...................................

672.0 1,416.0 103,251.7

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

0.0 0.0 0.0

16. Grosa Thermal Energy Generated (MWH)..................... 1,622,944.1 3,728,851.5 280,344,815.5 1

17. Gross Electrical Energy Generated (MWH)...................

529,606.0 1,212,500.0 91,689,357.0

18. Net Electrical Energy Generated (MWH).....................

500,584.0.

1,149,551.0 87,689,519.0

19. Unit Service Factor.......................................

100.0%

100.0%

82.9%

i

20. Unit Availability Factor..................................

-100.0%

100.0%

82.9%

21. Unit capacity Factor (using MDC Net)......................

84.0%

91.5%

78.2%

22. Unit Capacity Factor (using DER Net)......................

82.1%

89.5%

77.6%

23. Forced Outage Rate........................................

0.0%

0.0%

5.1%

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): _ Refueling / Steam Generator Replacement, 03/25/95, 96 days

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 i

INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION I

s.

'd; c -,,

AVERAGE DAILY UNIT POWER LEVEL 1

Docket No.:

50-339 I

Unit:

NA-2 Date:

March 6.

1995

Contact:

J. A. Stall _

Phones.

(703) 894-2101 MONTH: February 1995 i

DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER-LEVEL (MWe-Net)

LEVEL (MWe-Net).

1 814 17 726 2

811 18 724 3

809 19 722 4

806 20 716 l

5 795 21 709 6

787 22 708 7

785 23 702 8

,784 24 696 l'

9 774 25 694 10 759 26 691 I

11 758 27 680 i

12 756 28 679 13 753 14 751 15 743 l

16 724 l

i Instructions:

)

On this for,

list the average daily unit power level in MWe-Net for each es in the reporting month.

Compute to the nearest whole megawatt.

i j

m

. i

r NORTH ANNA POWER STATION UNIT NO.:'_2_.

y/L.

~

-MONTH:

February 3

SUMMARY

OF OPERATING EXPERIENCE i

Page 1 of 1

. Listed below in chronological sequence is a summary of operating

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

Date Time p_sta February 01, 1995 0000-Began month with unit at 91% power, 864 MWe in' end-of-cycle coastdown.

February 28, 1995 2400 Ended month with unit at 76% power, 720 MWe.

Several small unit ramp-downs (<st power each) have occurred during this month to match Tave and Tref during end-of-cycle coastdown and are not individually recorded in this report.

l I

.;j '-'

[.

Page 1

o f __,J, i/ >

UNIT. SHUTDOWN AND POWER REDUCTIONS Explanation Sheet

-Docket No.:

50-339 Report Month Februarv Unit Names NA-2 Year 1995 Date: March 6.

1995

Contact:

J.

A.

Stall'

• No entry this month.

1

~

). ; L

,P.

UNIT SIRTfDOWNS AND POWER REDUCTIONS DOCKET NO.:

50-339 UNIT NAME:

NA-2 DATE: March 6, 1995 REPORT MONTH: February 1995 CONTACT: J. A. Stall-PHONE: (703) 894-2101 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.

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 i

..