ML20058P131

Monthly Operating Rept for Jul 1990 for North Anna Power Station,Units 1 & 2

ML20058P131
Person / Time
Site:	North Anna
Issue date:	07/31/1990
From:	Phillips T, Stewart W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
90-492, NUDOCS 9008160093
Download: ML20058P131 (23)

Text

'; 4 VIHOINIA 131$ECTRIC AND POWEH COMPANY Hscuxoxu,VittorwtA 20201

' August 10,'1990-U. S.' Nuclear Regulatory Commission - Serial No. 90 492 Attention:' Document Control Desk NL&P/JMJ:Jmj-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 July 1990.

Very truly yours, GL'n W. L. Stewa Senior Vice President - Nuclear

~ Enclosures cc: U.S. Nuc' ear Regulatory Commission 101 Marietta Street, NW-

- Suite 2900 Atlanta, GA 30323 Mr. M. S. Lesser NRC Senior Resident inspector North Anna Power Statio'n (f \

9008160093 900731 PDR ADOCK 05000338 R PDC '

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-VIRGINIA' POWER COMPANY NORTH ANNA. POWER. STATION [

iMONTHLY. OPERATING-REPORT >

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[ MONTH: Julv YEAR . 1990' ,

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A 2 7 Station Manager i

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, OPERATING DATA REPORT:

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DOCKET NO.:' 50-338 '

DATE:l August 6, 90-COMPLETED BT: .T. Phltlips I PHONE: '(703) 894 2537  !

OPERATING STATUS i

1. Uni t Name s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . North Anna 1 '

2. R epor t i ng Pe r i od s . . . . . . . . . . . . . . . . . . . . . . . . . Jul y 1990

3. L i censed Thermal Power (Wt ): . . . . . . . . . . . . . - 2,893' '

4 Nameplate Rating (Gross We):............. 947' <

5. Design Electrical Rating (Net We) ....... 907 L I

6. Maxinus Dependable capacity (Gross MWe):.. .959;

7. Maximum Dependable capacity (Net We) .... 911 I1

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

N/A l

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

10. Reasons for restrictions, if any: N/A 1 < j

'This Month YtD- Camutative

11. Hours in Reporting Period................................' 744'.0 .5,087.0 106.139.0

'12. Ntaber of Hours React or was Cri t i cal . . . . . . . . . . . . . . . . . . . . . - 744.0- 5,075.4 76,317.9 1 I'

13. Reactor Reserve Shutdown Hours........................... 0.0 0.0_ 6,603.6

14. Hours Generator 0n-Line.................................. ;744.0~ 5,053.0 ' 73,547.0.

15. Unit Reserve Shutdown Hours................... .......... - 0.0 - ' 10.0 0.0-

, 16. Gross Thermal Energy Genera t ed (WH) . . . . . . . . . . . . . . . . . . . 2,150,441.1 '14,557,829.5- 196,448,607.5

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

j 708,360.0; 4,835,771.0 64,542,593.0t 1

! 18. Net E lectrical Energy Generated (WH). . . . . . . . .. . . .. .... . . 672,742.0.' 4,599,196.0 61,094,409.0-

! 19. Unit Service Factor...................................... 100.0% '99.3%, 69.3%

20. Uni t Ava i l at>l l i t y F ac t or. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100.0% .99.3% 69.3%

l 21. Unit Capacity Factor (using MDC Net)..................... 99.3% '99.1% _ '64.4%

22. Unit-Capacity Factor.(using DER Net)..................... =99.7% 99.7% - 63.5%' j

23. F o rc ed out age R a t e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ~ 0.0 0.7%. 13.1% ~ {

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

_ 60 day Refueling Outage scheduled 1/4/91 t

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(; 35. If Shutdown at end of Report Period, estimated time of Startup: _N/A l 26. Units in Test Status (Prior to Connercist Operation):

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Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMwERCIAL OPERATION

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... u AVERAGE DAILY-UNIT' POWER LEVEL.  !

Docket No. : 50-338 l Unitt NA-1 .I Dates .

~Auaust 6; 199D- 'q completed. bys : T. Phillins l

' Phones'.- (703i~894-2537'  ;

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-MONTH: July 1990 -?

B DAY AVERAGE DAILY POWER DAY- AVERAGE DAILY' LEVEL-LEVEL =(MWe-Net) LEVEL'(MWe-Net)  !

-1 908 905 2 908 17 904-3 908 18 904 4 908 19 903 '

5 907 20 -903 6 907 21- ~902=

7 906 22 902:

8 907 23 -902' i 9 907 24- 902 10 006 25: 903 m 11 905 26 ~ 903 l 12 ~905 .27' 879  !'

13 906 28 904-14 906- 29: 905' 15 906 30 905 31- 904 '

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i.' -Instructions:

L 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.

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UNIT SHUTDOWNS AND POWER REDUCTIONS

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~ DOCKET NO.:~ 50-338 UNITLNAME: NA-l'-

DATE: August -- 6 ' ' 19 9 0 .

REPORT MONTH: . July 1990 COMPLETED BY: ~T. Ph$.llips~-

PHONE: -(703).894-2537 1 2 3 4' 5'

, 1No. Date Type Duration-Reason Method of Licensee System Comr,sonent Cause &' Corrective (hrs) Shutting Event . Code Code ~ Action to 4

Down Reactor Report #- ~ Prevent : Recurrence !'

• No entry this-month 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 'Enty 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

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Page 1 o f . __,,1 UNIT SHUTDOWN AND POWER REDUCTIONS .

Explanation Sheet >

Docket No.: 50-338 ,._

.i Report Month 'Julv Unit Name NA-1 Years -1990 Dates. Auaust 6. 90-s Completed by - 'Todd Phillins 1

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-i NORTH ANNA POWER ?TATION iI 1

UNIT No.: 1 MONTH: Julv j

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SUMMARY

OF OPERATING EXPERIENCE  ;

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Listed- below in chronological sequence is ~ a summary -of operating experiences:for this month which required load-reductions; or= resulted in jtignificant non-load related incidents.

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D I.1R9 O July 01, 1990 0000 Began' month with Unit at-100%, 958MW.

July 27, 1990 0820 . Commenced ramp.down to-93% power for PT-34.3, TVFT.-

0905- -Unit. stablized at L 890MW,-: 93% powerl 11011' 1-PT-34.3' completed satisfactorily..

1616. Commenced ramp'up to 100% power.

1720 Unit stablized at;955MW, 100% powe'r.

July 31, 1990 2400 Ended month with unit _at'100%,J957MW.

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. OPERATING DATA REPORT

' DOCKET No.: 50 339 DATE:- August 6, 90 -.

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. COMPLETED BY: T. Phillips

~ PHONE: (703) 894 2774 2

OPERATING STATUS

1. Uni t Name s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Nor t h Anna 2 -

2. Reporting Periods....................'..... July 1990

3. Licensed Thermel-Power (MWt) ............. 2893 .,'

4. Nameplate Rating (Gross MWe):.'.....i...... 94 7

5. Design Ele. -ical Rating (Net MWe):....... 907

6. ' Maxim a Depe d ble Capacity (Gross MWe):.. 957'  ;

7. Maxtom Depends.de Capacity (Net MWe) .... -;

'9M-

8. If changes occur in capacity Ratings (Items D. 3 thru 7) since last report, give reasones' N/A

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

10. Reasons for restrictions, if any N/A j'

F i-This Month YtD- , Cumulative

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

744.0 5,087.0- 84,407.0

12. N eber of Hours Reactor was critical..................... 744.0 5,087.0 s69,209.1

13. Reactor Reserve shutdown Hours........................... ~0.0 0.0 5,854.9L

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

.744.0 .5,087.0 68,338.9

15. Uni t Reserve Shutdown Hours . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.0 .(

0.0 0.0

16. Gross Thermal Energy Generated (MWH). . . . . . . . . . . . . . . . . . . . . 1,830,248.4- 14,373,534.6 '

182,519,881.6i

17. Gross E lec tri ca l Energy Generated (MWH) . . . . . . . . . . . . . . . . . . 598,815.0 4.738.424.0 ~ 59,743,941.0

18. Net El ect ri cal ' Energy Generated '(MWH) . . . . . . . . . . . . . . . . . . . . 564,453.0 4,501,495.0 57,340,327.0 '

19. Unit service Factor...................................... 100.0% -100.0% :81.0%.

20. Un i t A va i l ab i l i ty Fac t or. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100.0% 100.0% 81.0%~

21. Unit capacity Factor (using MDC ,

Net)..................... 83.5%- 97.1% 75.6% *.

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

83.6%' 97.5% 74.9%

2.3. Forced outage Rate....................................... 0.0%- 0.0% 6~5%,

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24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Eachts.

t J75 day Refueling /10 year 1st Outtage scheduled 9/7/90 1

25. If Shutdown at end of Report Period, estimated time of Startups _N/A

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

Forecast Achieved

!NITIAL CRITICALITY

-INITIAL ELECTRICITY COMMERCIAL OPERATION

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. AVERAGE DAILY UNIT POWER' LEVEL I

Docket No.:

50-339.  ;

Unit NA-2 ;I Date: -Aucust 6; 1990 completed by: T. Phillins'  !

Phones. (703)-894-2537 l MONTH . July 1990

, i-DAY. AVERAGE DAILY POWER DAY AVERAGE DAILY LEVEL LEVEL (MWe-Net)  ; LEVEL? (NWe-Net) :

1 849 16' 758 >

2 845 17 697 3 839 .l 18 695 'l 4- 832 19; -733 5 826 20 740 6 823 21 737 l 7 816 -22 '

'734' 8- 807 23 717- l 9 802 24. - 7 0 7 '- 1 10 798 '25 ~706  :!

11 788 26 704- ~l 12 784 27- 702-13 778 28 700 ]

14 773 -!

29 699 15 767 30 685 31 676,  !

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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 j whole megawatt. ~

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UNIT SHUTDOWNS AND POWER REDUCTIONS' ,.,

DOCKET NO.:- 50-339'

-UNIT NAME:- NA ^

DATE: 1990 REPORT MONTH: -July 1990 COMPLETED BY: ' August T. Phi 6,llips~

PHONE: ~.(703) 894-2537.

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-No. Date Type -Duration Reason Method of Licensee System ' Component Cause & Corrective (hrs) Shutting:. Event Code ' Code Action to-Down Reactor Report #f Prevent Recurrence 1

• No entry this month

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1: Type 2: Reason -. . 3:. Method 4: . .

F= Forced .A= Equipment Failure"(explain) 'l= Manual' ~ Exhibit F. -- Instructions -

S= Scheduled B= Maintenance or' Test 2= Manual Scram for preparation of Data-C= Refueling. 3= Automatic Scram Enty Sheets.for Licensee D= Regulatory Restriction -4= Continuations Event Report- (LER) File- "

E= Operator Training 1& License ExaminatiG 5= Load Reduction (NUREG-Ol61)

F= Administrative 9=Other-G= Operational ~ Error 5:' ..

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H=Other-(explain) Exhibit H' Same' Source T

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.Page 1- of , __1 -

1 UNIT'8HUTDOWN AND POWER-REDUCTIONS-Explanation Sheet- l 1 1

. Docket No. 50-339' Report Month Julv Unit Name NA-2 Yeart 1990 Dates Auaust'6. 90 completed by: Todd Phil1 ins

• No entry this month i

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• NORTH ANNA POWER STATION UNIT NO.: 2 NONTH - Julv l

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SUMMARY

OF OPERATING EXPERIENCE l

Listed below .in- chronological sequence is_ a- ' summary Jof-j operating experiences for this month which required load reductions .i or resulted in'significant non-load related-incidents.-

Date Time Data July 01,J'1990; 0000- Began month with. Unit'at. 94.6%,_902MW.'

1 July 16,-1990 2150 . Commenced ramp.down:to'<760MW as per

. 2-MOP-31. 34 A, "A" Feed train, to repair >

4 . tube leaks.

2204 Unit stabilized at1752MW, 82% power.

July 19, 1990 1156 "A" Feed train returned to service.

Commenced ramp-up. ~

L 1335 Unit stabilized at 807MW, 85% power.  ;

1 July 31, 1990 2400 Ended month 1with Unit 75.7%, 807MW.- j i

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