ML20077P688

Monthly Operating Repts for Dec 1994 for North Anna Power Units 1 & 2

ML20077P688
Person / Time
Site:	North Anna
Issue date:	12/31/1994
From:	Bowling M, Stall J VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
95-014, 95-14, NUDOCS 9501180216
Download: ML20077P688 (12)

Text

.h VIHOINIA ELECTHIC AND PowEit CoupANy Ricnwoxo,Vruots A 202 61 January 10, 1995 U. S. Nuclear Regulatory Commission Serial No.95-014 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 Enclosed is the Monthly Operating Report for North Anna Power Station Units 1 and 2 for the month of December 1994.

Very truly yours, M. L. Bowling, Manager Nuclear Licensing and Programs Enclosure cc:

U.S. Nuclear Regulatory Commission Region ll 101 Marietta Street, NW Suite 2900 Atlanta, GA 30323 Mr. R. D. McWhorter NRC Senior Resident inspector North Anna Power Station 950118o216 941231 PDR ADOCK 0500o338 R

POR 4

y 4

VIRGINIA POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT MONTH:

December YEAR:

1994 Approved:

J g

staum neger -

m OPERATING DATA REPORT.

DOCKET NO.:

50-338 DATE: January 5, 1995 CONTACT: J. A. Stall PHONE: (703) 894-2101

'0PERATING STATUS I

. 1.

Uni t Name s................................ Nor th Anna 1 2.

Reporting Period:......................... December 1994

. 3.

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

'2,893 4.

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

994 5.

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

907 l

6.

M ximum Dependable Capacity (Gross MWe):..

948 7.

MIximum Dependable Capacity (Net MWe):....

900 8.

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

' 9.

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

10. Rsasons for restrictions, if any:

N/A I

i This Month Y*t-D Ctmulative

[

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

744.0 8,760.0 144,876.0 I

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

744.0 8,042.1 108,447.8 j

13. RIac t or R eserve Shutdown Hours...........................

0.0 103.7 6,930.5

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

744.0 8,012.8 105,453.7

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

0.0 0.0 0.0

16. Gross Thermal Fnergy Generat ed (MWH )..................... 2,151,651.5 21,733,343.5 280,185,579.9 e

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

709,438.0 7,160,263.0 92,075,620.0

18. Nic E lec t r i cal Energy Generated (MWH )....................

675,974.0 6,795,701.0 87,202,286.0 l'

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

100.0%

91.5%

72.8%

20. Uni t Ava i l abi l i ty F ac t or.................................

100.0%

91.5%

72.8%

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

101.0%

86.2%

67.3%

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

100.2%

85.5%

66.4%

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

0.0%

0.0%

10.0%

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 f

r

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

j Forecast Achieved l

INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION t

i t

AVERAGE DAILY UNIT POWER LEVEL Docket No.:

50-338 Unit:

NA-1 Date:

January 5.

1995 l

Contact:

J. A.

Stall l

Phone:

(703) 894-2101 i

MONTH: December 1994

]

DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Ne t)

LEVEL (MWe-Net) l 1

910 17 908 2

910 18 908 3

910 19 908 4

911 20 908 5

910 21 909 6

909 22 907 7

911 23 908 8

911 24 908 i

9 900 25 909 l

10 910 26 909 i

11 910 27 909 12 909 28 908 13 909 29 908 14 908 30 907 l

15 909 31 907 l

16 909 l

t Instructions:

i 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.

.._. ~

NORTH ANNA POWER STATION l

UNIT NO.:

1 MONTH:

December

SUMMARY

OF OPERATING EXPERIENCE 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, 1994 0000 Began month with unit at 100% power, 954 MWe.

December 09, 1994 0806 Commenced unit ramp-down for TVFT.

Unit at 100% power, 953 MWe.

1 0900 Unit stable at 90% power, 869 MWe.

1031 Commenced unit ramp-up following TVFT. Unit at 90% power, 869 MWe.

1148 Unit stable at 100% power, 953 IfWe.

December 31, 1994 2400 Ended month with unit at 100% power, 952 MWe.

i I

t s

h 1

.]

)

Page 1

o f,_1 UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.:

50-338 Report Month pecember Unit Name:

NA Year:

1994 Date: Januarv 5, 1995

Contact:

J.

A.

Stall

• No entry this month.

l l

{

l l

l

DOCKET NO.:

50-338

~'

UNIT NAME:

NA-1 DATE: January 5, 1995*

REPORT MONTH: December 1994 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 OPERATING DATA REPORT DOCKET NO.:

50 339 i

DATE: January 5, 1995 CONTACT:

J. A. Stall PHONE: (703) 894 2101 i

' OPERATING STATUS 1.

Unit Name:................................ North Anna 2 2.

R epor t i ng Per i od :......................... December 1994

' 3.

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

2893 4.

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

9 79 i

5.

DIsign Electrical Rating (Net MWe).......

907 f

6.

MIximum Dependable Capacity (Gross MWe)..

935 7.

M2ximum Dependable Capacity (Net MWe)....

887 l,

8.

If changes occur in capacity Ratings (!tems No. 3 thru 7) since last report, givo reasons: __N/A f

f 9.

Power level to which restricted if any (Net MWe): __,N/A

-f

10. Psasons for restrictions, if any:

N/A 5

.i This Month Y-t D Cumulative

11. Hours i n R epor t i ng Per i od................................

744.0 8,760.0 123,144.0

12. N umber of H ours R eact or was C r i t i cal.....................

744.0 8,559.9 102,933.5

13. Rsac t or R eserve Shut down Hours...........................

0.0 95.7 6,508.9

14. Hours Genera t or Dn L i ne..................................

744.0 8,518.3 101,835.7

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

0.0 0.0 0.0

16. Gross Thermal Energy Generat ed (MWH ).................... 2,151,057.9 24,390,3D6.3 276,615,964.0

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

695,801.0 7,881,381.0 90,476,857.0

18. Nat E l ec t r i ca l E nergy Generat ed ( MWH )....................

662,029.0 7,490,267.0 86,539,968.0

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

100.0%

97.2%

82.7%

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

100.0%

97.2%

82.7%

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

100.3%

96.4%

70.1%

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

98.1%

94.3%

77.5%

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

0.0%

2.8%

5.2%

24. Shutdowns Scheduled Over Next 6 Ponths (Type, Date, and Duration of Each):_ Refueling / Steam Generator Replacement, 03/25/95, 105 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 INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERAT!DN

~

,r AVERAGE DAILY UNIT POWER LEVEL i

t Docket No.:

50-339 Unit:

NA-2 Date:

Januarv 5, 1995

Contact:

J.

A.

Stall Phone:

(703) 894-2101 i

MONTH: December 1994 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

LEVEL (MWe-Net) v 1

891 17 890 2

881 18 891 3

888 19 891 4

889 20 890 5

891 21 891 6

890 22 891 7

891 23 890 8

890 24 891 9

891 25 891 10 890 26 891 11 891 27 891 12 891 28 r,9 0 j

13 891 29 890 14 891 30 883 15 891 31 887 16 891 i

1 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 i

whole megawatt.

j i

I

NORTH ANNA POWER STATION UNIT NO.:

2 MONTH:

December i

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 December 01, 1994 0000 Began month with unit at 100% power, 935 MWe.

December 04, 1994 0900 Commenced unit ramp-down for TVFT.

Unit at 100% power, 934 MWe.

0945 Unit stable at 90% power, 860 MWe.

1103 Commenced unit ramp-up following TVFT. Unit at 90% power, 860 MWe.

1 1245 Unit stable at 100% power, 933 MWe.

December 30, 1994 0953 Commenced unit ramp-down for T7FT.

Unit at 100% power, 940 MWe.

1025 Unit stable at 90% power, 860 MWe.

1128 Commenced unit ramp-up following TVFT. Unit at 90% power, 860 MWe.

1200 Unit stable at 100% power, 933 MWe.

December 31, 1994 2400 Ended month with unit at 100% power, 933 MWe, 1

i l

l 1

,4, Page 1

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

50-339 Report Month December Unit Name:

NA-2 Year:

1994 Date: Januarv 5, 1995

Contact:

J.

A.

Stall

• No entry this month.

l

44 DOCKET NO.:

50-339

?,

UNIT NAME:

NA-2 DATE: January 5, 1995 REPORT MONTH: December 1994 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

• 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 Scran 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

.