ML20035E818

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

ML20035E818
Person / Time
Site:	North Anna
Issue date:	03/31/1993
From:	Bowling M, Kane G VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
93-216, NUDOCS 9304190285
Download: ML20035E818 (12)

Text

.

r r

VIRGINIA EI.ECTRIC AND POWER COMI%NY RIcitMoxo. VIRGINIA 23201 1

April 14, 1993 U. S. Nuclear Regulatory Commission Serial No.93-216 Attention: Document Control Desk NL&P/JMJ:jmj Washington, D.C. 20555 Docket Nos.

50-338 50-339 Ucense Nos. NPF-4 NPF-7 I

f Gentlemen:

l VIRGINIA ELECTRIC AND POWER COMPANY I

NORTH ANNA POWER STATION UNITS 1 AND 2 i

MONTHLY OPERATING REPORT Enclosed is the Monthly Operating Report for North Anna Power Station Units 1 and 2 l

forthe month of March 1993.

i Very truly yours, t

J M. L Bowling, Maneger Nuclear Licensing and Programs Enclosure cc:

U.S. Nuclear Regulatory Commission 101 Marietta Street, NW Suite 2900 Atlanta, GA 30323 j

i Mr. M. S. Lesser NRC Senior Resident inspector North Anna Power Station l

PDR ADOCK 05000338

[

id l

7

[

R PDR

- (j

VIRGINIA POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT.

MONTE:

March YEAR:

1993 I

I Approved:

l

' Station Manager

F OPERATI G DATA REPCRT DDCKET No.:

50-338 DATE: April 1,1993 CONTACT: C. E. Kane PHONE: (703) 894-2101 OPERATING STATUS 1.

Uni t N ame:................................N orth Anna 1 2.

Report i ng Peri od:......................... March 1993 3.

L i censed Therma l Power (MWt ):.............

2,748 4.

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

947 5.

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

907 6.

Maxinun Dependable Capacity (Gross MWe):..

894 7.

Mixinun Dependable Capacity (het MWe):....

848 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 (Wet MWe): ___N/A

10. Reasons for restrictions, if any:

N/A This Month Y-t-D Cumulative "i

11. H ours in Report i ng Per i od................................

744.0 2,160.0 129,516.0

12. N umber of H ours React or was Cri t i cal.....................

0.0 B4.2 94,015.0

13. Rzac t or R eserve shut down Hours...........................

0.0 15.7 6, 773.7

14. H ours Generat or On-Li ne..................................

0.0 83.0 91,079.7

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

0.0 0.0 0.0

16. Gross The rmal Energy Genera t ed (MWH ).....................

0.0 95,402.5 240,271,589.4

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

0.0 31,066.0 78,957,971.0

18. hit E l ec t ri ca l E nergy Generat ed (MWH )....................

0.0 27,823.0 74,741,763.0

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

0.0%

3.8%

70.3%

20. Uni t Avai l abi l i t y Fac t or.................................

0.0%

3.8%

70.3%

21. Uni t capaci ty Factor (using MDC Net).....................

0.0%

1.5%

64.6%

22. Uni t capaci ty Factor (us i ng DER Net ).....................

0.0%

1.4%

63.6%

23. F orc ed Dut age R a t e.......................................

0.0%

0.0%

11.4%

2'.. Shutdowns Schedated Over Next 6 Months (Type, Date, and Duration of Each) 1

- 25. If Shutdown at end of Report Period, estimated time of Startup: April 21, 1993.

1

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

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION l

I

l AVERAGE DAILY UNIT POWER LEVEL Docket No.:

50-338 Unit:

NA-1 Date:

April 1.

1993

Contact:

G. E. Kane f

Phone:

(703) 894-2101 i

i MONTH:

March 1993

~

[

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

LEVEL (MWe-Net) i 1

0 17 0

i 2

0 18 0

3 0

19 0

4 0

20 0

f 5

0 21 0

6 0

22 0

7 0

23 0

8 0

24 0

9 0

25 0

10 0

26 0

-l 11 0

27 0

l 12 0

28 0

l 13 0

29 0

l 14 0

30 0

l 15 0

31 0

16 0

i l

l t

i 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 l

1 4

t UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.:

50-338 UNIT NAME:

NA-1 i

DATE: April 1, 1993 REPORT MONTH: April 1993 CONTACT:

G.

E. l<ane PHCNE: (703) 894-2101 a

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 i-93-01 930104 S

744.0 C/H 1

N/A N/A N/A Shutdown for refueling and replacement of Steam Gen-erators.

i 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 i

D= Regulatory Restriction 4= Continuations Event Report (LER) File E= Operator Training & License Examination 5= Load Reduction (YIUREG-0161)

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

Exhibit H - Same Source H=Other (explain)

_. _ _ _ _ _ _ _... _ _ - _. _ _ _ _.. _ -.. _, _ _. - _. - -... -.. _. -. _.. _ _ _ _ _ _. _ _... _. _. _ _ _ _. _ _ _. - _. _ _ ~ _ _ _ _

~ -

Page 1

of __1 l

UNIT SHUTDOWN AND POWER REDUCTIONS I

Explanation Sheet i

Docket No.:

50-338 Report Month March Unit Name:

NA-1 Year:

1993 Date: April 1.

1993

[

Contact:

G.

E.

Kane t

1. 93-01 January 4, 1993 i

Main generator taken off line at 1100 hours0.0127 days <br />0.306 hours <br />0.00182 weeks <br />4.1855e-4 months <br /> for a refueling and steam generator replacement outage.

j i

t l

l I

f i

I i

i l

l 4

l.

l i-l l

NORTH ANNA POWER STATION UNIT NO.s 1

MONTH:

March

SUMMARY

OF OPERATING EXPERIENCE l

Page 1 of 1 l

Listed below in chronological sequence is a

summary of operating experiences for this month which required load reductions or resulted in l

significant non-load related incidents.

Date Time Data March 01, 1993 0000 Began month with unit remaining defueled.

Old steam generators have been removed and placed in storage.

New generators are in place with welding ongoing.

March 16, 1993 1314 Unit entered Mode 6.

March 18, 1993 1600 Core on-load completed.

March 22, 1993 2348 Unit entered Mode 5.

March 31, 1993 2400 Ended month with unit in Mode 5.

i l

j

?

=

I OPERATING DATA REPC2T DOCKET No.:

50-339 DATE: April 1, 1993 CONTACT:

G.- E. Kane i

n Ph0NE: (703) 894-2101

?

l l

OPERATING STATUS l

I 1.

Uni t N ame :...............................Nor th Anna 2 2.

Report i ng Per i od:......................... March 1993 l

3.

Licensed Thermal Power (Wt):.............

2893 i

4.

Nameplate Rating (Gross We):.............

947 5.

Design Electrical Rating (Wet W e):.......

907 6.

Mixinus Dependable capacity (Gross MWe):..

957 l

l 7.

l'.sxinun Dependable capacity (Net MWe):....

909 8.

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

N/A 7

t i

+

9.

Power levet to which restricted, if any (Net MWe): _ N/A l

10. Reasons for restrictions, if any:

N/A I

I I

?

i This Month Y t-D Cumulative l

t

11. Hours i n Report ing Per 1 od................................

744.0 2,160.0 107,784.0 r

12. Ntaber of Hours React or was Criti cal.....................

744.0 2,160.0 89,204.2 4

13. Resctor Reserve Shut down Hours...........................

0.0 0.0 6,244.4 l

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

744.0

. 2,160.0 88,173.1

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

0.0 0.0 0.0 i

16. Gross Thermal Energy Generat ed (MWH ).................... 2,151,535.5

'6,246,261.5 238,371,026.0 J{

~

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

704,593.0 2,047,307.0 78,084,023.0 j

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

670,890.0 1,949,268.0 74,773,749.0

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

100.0%

100.0%-

81.8%

l

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

100.0%

'100.0%

81.8%

21. Uni t capac i t y Fact or (us i ng MDC Net ).....................

99.2%

99.3%

/7.0%.

l

22. Uni t Capac i ty F ac tor (us i ng DER Wet ).....................

99.4%

99.5%

76.5%

{

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

-0.0%

0.0%

5.4%

l

.I

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

~

1993, 60 days, i

i f

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

N/A

[

26. Units in Test Status (Prior to Consnerciat~ 0peration):

-Forecast Achieved INITIAL CRITICALITT r

INITIAL ELECTRICITY COMMERCIAL OPERATION

_=.

AVERAGE DAILY UNIT POWER LEVEL Docket No.:

50-339 Unit:

NA-2 Date:

ADril 1.

1993

Contact:

G.

E.

Kane Phone:

(7031 894-2101 l

l i

MONTH:

March 1993 1

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

LEVEL (MWe-Net) 1 901 17 901 l

2 902 18 901 3

902 19 900 4

902 20 901 l

5 902 21 900 l

6 903 22 901 7

903 23 901 8

904 24 902 9

905 25 901 10 904 26 896 11 905 27 902 1

12 903 28 901 13 901 29 902 14 901 30 902 15 901 31 902 16 902 Instructions:

u On this format, list the average daily unit power level in MWe-l Net for each day in the reporting month.

Compute to the nearest whole megawatt.

l l

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.:

50-339

~

UNIT NAME:

NA-2 DATE: April 1, 1993 REPORT MONTH: March 1993 CONTACT:

G.

E.

Kane 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 O 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= Administrative 9=Other G= Operational Error 5:

H=Other (explain)

Exhibit H - Same Source

[

l Page 1

of __1 i

UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.:

50-339 Report Month March Unit Name:

NA-2 Year:

1993 Date: April 1.

1993

Contact:

G.

E.

Kane I

i

• No entry this month.

l l

l l

l l

l l

t

I T

l NORTH ANNA POWER STATION J

i UNIT NO.:

2 MONTH:

March

SUMMARY

OF OPERATING EXPERIENCE 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 March 01, 1993 0000 Began month with unit at 100% power, 949 MWe.

March 26, 1993 1021 Commenced rampdown to 92% power for TVFT.

l 1051 Unit stable at 92% power, 875 MWe.

1153 Completed TVFT satisfactorily, i

1219 Commenced ramp to 100% power.

l 1329 Unit stable at 100% power, 948 MWe.

March 31, 1993 2400 Ended month with unit at 100% power, 944 MWe.

I I

i