ML20093D878

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

ML20093D878
Person / Time
Site:	North Anna
Issue date:	09/30/1995
From:	Bowling M, Stall J VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
95-513, NUDOCS 9510160012
Download: ML20093D878 (12)

Text

_ _ _

~

VIHOINIA l$I.1!CTHIC AND POWisH COMPANY HicuMown,VanointA cauci October 9,1995 U. S. Nuclear Regulatory Commission Serial No.95-513 Attention: Document Control Desk NL&OS/JHL/ CMC Washington, D.C. 20555 Docket Nos.

50-338 50-339 License Nos. NPF-4 NPF-7 Gentlemen:

VIRGINlA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNITS 1 AND 2 MONTHLY OPERATING REPORT Enclosed is the September 1995 Monthly Operating Report for North Anna Power Station Units 1 and 2.

Very truly yours, E

M. L. Bowling, Manager Nuclear-Licensing and Operations Support Enclosure l

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 l

North Anna Power Station 1eorao t

9510160012 950930 PDR ADOCK 0500o338 R

PDR t

VIRGINIA POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT I

MONTH:

September YEAR 1995 i

l l

(

Approved:

O&

wl' Station Manager "

i l

)

A

OPERATING DATA REPORT a

DOCKET NO.:

50-338 DATE: October 5, 1995 CONTACT: J. A. Stall.

PHONE: (703) 894-2101 OPERt! TING STATUS 1.

Un i t N ane ;............................... No r t h Anna 1 2.

R eport ing Per i od s......................... Sept ember 1995 3.

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

2,893 4.

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

994 5.

D3elen Electrical Rating (Net MWe):.......

907 6.

M:ximum Dependable Capacity (Gross MWe):..

940 7.

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

893 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

10. Rsisons for restrictions, if any:

N/A This Month Y-t-D Cumulative

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

720.0 6,551.0 151,427.0

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

720.0 6,529.6 114,977.4

13. Raictor Reserve Shutdown Hours............................

0.0 20.9 6,951.4

14. Hours Generator On-Line.................

720,0 6,524.8 111,978.5

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

0.0 0.0 0.0

16. Grols Thermal Energy Generated (MWH)...................... 2,082,126.7 18,805,827.2 298,991,407.1

17. Gross E lect r i cal Energy Generated (MWH )...................

681,202.0 6,172,149.0 98,247,769.0

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

647,351.0 5,869,166.0 93,071,452.0

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

100.0%

99.6%

73.9%

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

100.0%

99.6%

73.9%

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

100.7%

99.8%

68.8%

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

99.1%

98.8%

67.8%

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

0.0%

0.4%

9.5%

24. Shutdowns Scheduled over Next 6 Months (Type, Date, and Duration of Each):_ Refueling Outage Scheduled for February 10, 1996, Duration 29 Days 25, if Shutdown at end of Report Period, estimated time of Startup: _N/A

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

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

i e

AVERAGE DAILY UNIT POWER LEVEL Docket No.:

50-338 Unit:

NA-1 Date:

October 5, 1995 Contact J.

A. Stall Phone:

(703) 894-2101 MONTH: September 1995 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

LEVEL (MWe-Net) 1 897 17 900 2

899 18 900 3

899 19 901 4

899 20 900 5

898 21 900 6

898 22 889 7

898 23 900 8

898 24 901 9

897 25 901 10 898 26 902 11 898 27 902 12 899 28 902 13 898 29 902 14 898 30 902 15 898 1

16 899 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.

NORTH ANNA POWER STATION UNIT NO.:

1-MONTH:

September

~

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.

p_g.t_q Time D5ta September 01, 1995 0000 Began month with unit at 100% power, 944 MWe.

September 22, 1995 0855 Commenced unit ramp from 100% power, 947 MWe to 90% power for Turbine Valve Freedom Test (TVFT).

0945 Stabilized at 90% power, 865 MWe.

1100 TVFT completed satisfactorily.

1122 Commenced ramp from 90% power to 100% power.

1327 Unit stable at 100% power, 940 MWe.

September 30, 1995 2400 Ended month with unit at 100% power, 948 MWe.

J Page 1

of 1

4 UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.:

50-338 Report Month September Unit Name:

NA-1 Year:- 1995 Date: October 5, 1995 j

Contact:

J.

A.

Stall No entry this month, i

4 4

1 4

4 4

N 5

J 4

l i

DOCKET NO.:

50-338 UNIT NAME:

NA-1 DATE: October 5, 1995 REPORT MONTH: September.1995'-

CONTACT:

J. A..St'all 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 UNIT SHUTDOWNS AND POWER REDUCTIONS 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

OPERATING DATA REPORT DOCKET NO.:

50 339 DATE: October 5, 1995 CONTACT:

J. A. Stall PHONE: (703) 894-2101 OPERATING STATUS 1.

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

R rpor t i ng Per i od t......................... Sept ember 1995 3.

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

2893 4.

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

979 5.

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

907 6.

M:ximun DepeMable capacity (Gross MWe)..

944 7.

M:ximum Dependable capacity (Net MWe)....

897 8.

If changes occur in capacity Ratings (!tems No. 3 thru 7) since last report, give reasons:

N/A 9.

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

10. Ratsons for restrictions, if any:

N/A This Month Y-t D Cunulative

)

i

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

720.0 6,551.0 129,695.0

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

720.0 4,940.7 107,874.2

13. Rstetor Reserve Shutdown Hours............................

0.0 1.3 6,510.2

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

720.0 4,908.9 106,744.6

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

0.0 0.0 0.0

)

a

16. Gross Thermal Energy Generat ed (MWH )..................... 2,082,346.5 13,087,147.9 289,703,111.9

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

686,091.0 4,284,925.0 94,761,782.0 l

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

652,237.0 4,061,737.0 90,601,705.0

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

100.0%

74.9%

82.3%

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

100.0%

74.9%

82.3%

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

101.0%

69.6%

77.7%

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

99.9%

68.4%

77.0%

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

0.0%

0.0%

4.9%

l

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

N/A

\\

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

N/A

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

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

.~.

AVERAGE DAILY UNIT POWER LEVEL Docket No.:

50-339 Unit:

NA-2 Date:

October 5, 1995 Contact J.

A. Stall Phone (703) 894-2101 MONTH: September 1995 DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

LEVEL (MWe-Net) 1 896 17 907 2

904 18 907 3

905 19 907 4

906 20 907 5

905 21 906 6

905 22 905 7

905 23 907 8

904 24 908 9

904 25 907 10 905 26 909 11 905 27 909 12 905 28 909 13 905 29 909 14 905 30 909 15 905 16 906 Instructions:

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

Comtate to the nearest whole megawatt.

i I

I I

NORTH ANNA POWER STATION UNIT NO.:

2 MONTH:

Sectember

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 September 01, 1995 0000 Began month with unit stable at 100% power, 951 MWe.

0813 Cc)mmenced unit ramp-down for Turbine Valve Freedom Test.

Unit at 100% power, 947 MWe.

0841 Unit stable at 91% power, 867 MWe.

1015 Commenced unit ra..p-up following Turbine Valve Freedom Test.

Unit at 91% power, 867 MWe.

1100 Unit stable at 100% power, 947 MWe.

September 30, 1995 2400 Ended month with unit stable at 100% power, 954 Mwe.

1 4

Page 1

of __1 i

UNIT SHUTDOWN AND POWER REDUCTIONS-Explanation Sheet Docket No.:

50-339 Report Month Sectember Unit Name:

NA-2 Year:

1995 Date: October 5, 1995

Contact:

J.

A.

Stall No Entry This Month 1

u..

e. -.

DOCKET NO.:~

50-339

~

UNIT NAME:

LNA-2 DATE: October.5,'1095 REPORT MONTH: September 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 Entries 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