ML20059J649

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

ML20059J649
Person / Time
Site:	North Anna
Issue date:	10/31/1993
From:	Bowling M, Kane G VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
93-720, NUDOCS 9311120308
Download: ML20059J649 (12)

Text

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VInoINIA EI.ECTnIC ANI) PowEn COMI%NYl Iticnwown,Vinorxu unes 3

i November 9,1993 U. S. Nuclear Regulatory Commission Serial No.93-720 Attention: Document Control Desk NL&P/JMJ:jmj 3

Q.

Washington, D.C. 20555 Docket Nos.

50-338-50-339 License Nos. NPF-4 i

. NPF-71 l

y Gentlemen:

l VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNITS 1-AND 2 2

MONTHLY OPERATING-REPORT J

Enclosed is the Monthly Operating Report for North Anna Power Station Units 1 and 2 i

for the month of October 1993.

Very truly yours, I

'[/[ [ d

-:1

./

7 M. L. Bowling, Manager Nuclear Licensing and Programs

. Enclosure cc:

U.S. Nuclear Regulatory Commission 101 Marietta Street, NW -

Suite 2900

- Atlanta, GA 30323 q

Mr. R. D. McWhcrter 1

NRC Senior Resident inspector North Anna Power Station

.. p l

i 9311120308:931031--

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.PDR ADOCK 05000338't J

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PDR- [

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

October YEAR:

1993 Approved:

_a Statioh Manager-

9 f % Q.> _

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pn 1 OPERATING DATA REPORT-DOCKET:NO.:

50-338' DATE: Nov.' 1,.1993 j

E CLWTACT: G.' E. Kane PHONE: (703) 894 2101 OPERATING STATUS

}

1.'

Uni t N ame s............................... Nort h Anna 1 -

j f 24. Repor t ing Peri od

.........................Oc t ober 1993

]

3.- Licensed Thermal Power (MWr):.............

2,893

4. ~ Nameplate Rating (Gross MWe).............

947

{

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

907

.)

6. -- Mixinn Dependable Capacity (Gro.s MWe):..

959 7.'

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

911 f

'j C

"1 f 8.

If changes occur in Capacity Ratings (Items No. 3 thru 7) since last report, give reasons:_ N/A 1

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h

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

-l

~10. Reasons for restrictions, if any:

N/A

-j t

,i This Month Y-t-D Ctnulative Il I

C

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

745.0 7,296.0

'134,652.0

.q

.12. Number of Hours Reactor was Criticat.....................

745.0 5,010.9

.98,941.7 j

13.' React or Reserve Shutdown Hour s...........................

0.0 68.8 6,826.8 114. Hours Generator 0n-Line..................................

745.0 4,980.2 95,976.9 t15. Unit Reserve Shutdown Hours................

-0.0.

0.0 0.0 -

j e 16. Gross ~ Thermal Energy Generated (MWH).................... 2,154,130.6.

14,042,543.9-254,218,730.8 17.. Gross Electrical Energy Generated (MWH)..................

706,850.0 4,592,972.0 83,519,877.0 q

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

671,821.0 4,363,285.0 79,077,225.0'

'l

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

100.0%

-68.3%

71.3%

. 20. Uni t A vai l abi l i t y Fact or................................

100.0%

'68.3%-

'71.3%

.i

11. Uni t. Capac i ty F ac t or ( usi ng MDC Net ).....................

99,0%

67.5%

65.8%-

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

99.4%

65.9%

64.7%'

23. f orc ed ou t ag e R a t e......................................

0.0% ~

0.0%

10.9%

-l'ii

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

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

_N/A I

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

Forecast Achieved' j

INITIAL CRITICALITY l

INITIAL ELECTRICITY COMMERCIAL OPERATION

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AVERAGE DAILY UNIT POWER LEVEL Docket No.:

50-338 Unit:

NA-1 1

Date:

Nov.

1.

1993

Contact:

G. E.-Kane

-i Phone:

(703) 894-2101 b

MONTH:

October 1993 1

DAY AVERAGE DAILY POWER DAY AVERAGE DAILY _ POWER-3 LEVEL (MWe-Net)

LEVEL ' (MWe-Net) 1 900 17 903 2

902 10 901 3

900 19 903 4

900 20 903 5

900 21 903-

.i 6

900 22 903 7

900 23-902 8

890 24 901 9

900 25 899 10 900 26

'902 11 900 27 907 12 900 28 909 13 900 29 908 14 900 30 908 15 900 31 909 16 900 1

- Instructions:

On this format, list the average daily unit power level in MWe-

' 1 Net for each day in the reporting month.

Compute to the nearest i

whole-megawatt ~.

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~

NORTH ANNA POWER STATION UNIT NO.:

1 MONTH:

October

SUMMARY

OF OPERATING EXPERIENCE j

Page 1 of 1 f

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 October 01, 1993 0000 Began month with unit at 100% power, 949_MWe.

' October 08, 1993 0915 Commenced unit ramp-down for TVFT.

l 1007 Unit stable at approximately 90% power, 880 MWe for TVFT.

p 1102 TVFT completed satisfactorily.

i I

1245 Commenced unit ramp-up to 100%. power.

1400 Unit stable at 100% power, 946 MWe.

October 31, 1993 2400 Ended month with unit at 100% power, 954 MWe.

F 1

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UNIT SHUTDOWN AND POWER REDUCTIONS

~

Explanation Sheet Docket No.:

50-338 i

Report Month October Unit Name:

~ NA-1

+

Year:

1993 Date: November'1, 1993 i

Contact:

G.

E.

Kane

..f

• No entry this month.

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.:

50-338 UNIT NAME:

NA-1 DATE: Nov.

1, 1993 REPORT MONTH: October 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 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

~j, 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

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s OPERATING DATA REPORT

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. DOCKET ko.:

50-339:

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~

t' DATE: Nov. 1, 1993 CONTACT:

C. E. Kane PHONE: (703) 894-2101.

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~

OPERATING STATUS

.q

1.' ' Uni t N ame :................................ N or t h Anna 2

2.

R epor t i ng Peri od:........................ 0c t ober 1993 l

3.

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

2893 4 Nameplate Rating (Gross MWe):.............

947 1

'f 5.

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

907 6.

Maximum Dependable Capacity (Gross MWe):..

957 l

!6 7.

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

909 j

+

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

{

N/A h

- 9.

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

10. Reasons for restrictions, if any:

N/A

-[

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This Month Y-t-D Cumulative

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

745.0

. 7,296.0-112,920.0 f

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

121.1 5,865.4 92,909.6

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

48.0 168.8 6,413.2

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

106.7 5,840.3 91,853.4'

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

0.0 0.0 0.0

16. Gross Thermal Energy Generated (MWH)....................

161,160.4 13,869,901.1 247,994,665.6 t

.17. Gross Electri cal Energy Generated (MWH).................

49,608.0 5,183,485.0 81,220,201.0

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

45,472.0

-4,916,436.0 77,740,917.0 19.' Unit Service Factor.......................................

14.3%

. 80.0%

81.3%

r

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

14.3%

80.0%

81.3%

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

6.7%

74.1%-

76.4%

0

. 22. Uni t Capaci ty F actor (using DER Net ).....................

6.7%

74.3%

75.9%'

j

23. F orc ed Out ag e R a t e.......................................

0.0%

4.0%'

.5.5%

s

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 Ter+t Status (Prior to Cemnercial Operation):

Forecast' Achieved a

. 1NITIAL CRITICALITY r

INITIAL ELECTRICITY.

i COMMERCIAL OPERATION t

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11

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f-i AVERAGE DAILY UNIT POWER LEVEL.

Ddcket No.:

~50-339' Unit:

NA-2 Date:

Nov.

1, 1993

Contact:

G.

E. Kane Phone:

(703) 894-2101 MONTH:

October 1993 1

B DAY AVERAGE DAILY POWER DAY AVERAGE DAILY POWER.

LEVEL.(MWe-Net)

LEVEL - (MWe-Net) 1 0

17 0

2 0

18 0

3 0

19 0

4 0

20 0

5 0

21 0

6 0

22 0

7 0

23 0

8 0

.24-0 9

0 25 0

10 0

26

-0 11 0

27 75 12 0

28-192

{

13 0

29 302 14 0

30 531 15 0

31 763:

16 0-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.'

1 j

1 j

. i NORTH ANNA! POWER STATION

, i UNIT NO.:

2' MONTH:

October l

SUMMARY

OF OPERATING EXPERIENCE i

l Page 1 of'l j

Listed below in chronological sequence is' a summary of' operating experiences for this month which required load reductions i'

or resulted in significant non-load related incidents.

Date Time Data I

. October 01, 1993 0000 Began month with unit defueled.

October 06.,

1993 0310 Unit entered Mode 6.

]

f October 12, 1993 0252 Unit entered Mode 5.

l October 24, 1993 1658 Unit entered Mode 4.

October 25, 1993 0540 Unit entered Mode 3.

'f October 26, 1993 1655 Unit entered Mode 2.

October 27, 1993 1319 Unit entered Mode 1.

1420' Main generator placed on-line.

I.

1658 Unit stable at approximately 20%

power for Chemistry hold.

October 28, 1993 2150 Chemistry hold is cleared.

i October 29, 1993 0426 Commenced unit ramp-up.

j October 31, 1993 2400 Ended month with unit at ~98% power, l

927 MWe.

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'I of 1

UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Docket No.:

50-339 Report Month October Unit Name:

NA-2 Year:

1993 Date: November 1.

1993

?

f

Contact:

__7 _E.

Kane

1. 93-04 September 07, iL 13 Unit taken off-liim at 0100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br /> for refueling outage.

i Unit entered Mode 3 at 0045 hours5.208333e-4 days <br />0.0125 hours <br />7.440476e-5 weeks <br />1.71225e-5 months <br />.

Unit entered Mode 4 at 0815 hours0.00943 days <br />0.226 hours <br />0.00135 weeks <br />3.101075e-4 months <br />.

'i September 08, 1993 j

Unit entered Mode 5 at 0623 hours0.00721 days <br />0.173 hours <br />0.00103 weeks <br />2.370515e-4 months <br />.

j September 16, 1993 Unit entered Mode 6 at 2215 hours0.0256 days <br />0.615 hours <br />0.00366 weeks <br />8.428075e-4 months <br />.

September 23,-1993 i

1 Unit was defueled at 0019 hours2.199074e-4 days <br />0.00528 hours <br />3.141534e-5 weeks <br />7.2295e-6 months <br />.

-)

October 6, 1993 i

Unit entered Mode 6 at 0310 hours0.00359 days <br />0.0861 hours <br />5.125661e-4 weeks <br />1.17955e-4 months <br />.

October 12, 1993 Unit entered Mode 5 at 0252 hours0.00292 days <br />0.07 hours <br />4.166667e-4 weeks <br />9.5886e-5 months <br />.

October 24, 1993 Unit entered Mode 4 at 1658 hours0.0192 days <br />0.461 hours <br />0.00274 weeks <br />6.30869e-4 months <br />.

~

l October 25, 1993 Unit entered Mode 3 at 0540 hours0.00625 days <br />0.15 hours <br />8.928571e-4 weeks <br />2.0547e-4 months <br />.

October 26, 1993 l

Unit entered Mode 2 at 1655 hours0.0192 days <br />0.46 hours <br />0.00274 weeks <br />6.297275e-4 months <br />.

October 27, 1993 Unit entered Mode 1 at 1319 hours0.0153 days <br />0.366 hours <br />0.00218 weeks <br />5.018795e-4 months <br />. Main generator placed on-line at 1420 hours0.0164 days <br />0.394 hours <br />0.00235 weeks <br />5.4031e-4 months <br />.

I

i UNIT SHUTDOWNS AND' POWER' REDUCTIONS

.I

.1

+

DOCKET NO.:

50-339 M

UNIT NAME:

NA-2 DATE: Nov.

1, 1993-REPORT MONTH: October 1993 CONTACT:.G.-E.

Kane PHONE: (703) 894-2101 l

i i

1 2

3 4

'S

No.

Date Type Duration Reason Method of Licensee System component Cause & Corrective

- (hrs)

Shutting Event Code Code Action to Down Reactor ~ Report #

Prevent Recurrence 93 - 930907 S

638.3 C

4

'N/A N/A N/A Steam generator i

inspections planned.

I t

1: Type 2i' Reason 3: Method 4:

F= Forced 1A= Equipment. Failure (explain) 1= Manual Exhibit F - Instructions-S= Scheduled B= Maintenance or Test 2= Manual Scram for preparation of Data.

Li

. 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-

(NUREG-0161)

F= Administrative 9=Other 1G= Operational Error 5:

H=Other (explain).

Exhibit H - Same Source d

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