ML20065S216

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Monthly Operating Repts for Nov 1990 for North Anna Power Station Units 1 & 2
ML20065S216
Person / Time
Site: North Anna  Dominion icon.png
Issue date: 11/30/1990
From: Mladen C
VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
Shared Package
ML20065S211 List:
References
NUDOCS 9012200149
Download: ML20065S216 (11)
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VIRGINIA POWER COMPANY NORTH ANNA POWER STATION HONTHLY OPERATING REPORT HONTH: November YEAR 1990 Approved:

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l 9012200149 901214 PDR ADOCK 05000338 R PDR

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OPERAflNG DATA REPOT DOCKET No.: 50 338 DATE: Decenber 4, 90 COMPLit!D BY C. Mladen PHONE: (703) 894 2537 OPERATING $1ATUS

1. Uni t N ame s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N or t h Anna 1
2. R epor t i ng Per i od s . . . . . . . . . . . . . . . . . . . . . . . . .Novenber 1990
3. L icensed thermal Power (MWt ) . . . . . . . . . . . . . 2,893 4 Nameplate Rating (Gross Mue) ............. 947
5. Design Electrical Rating (Net MWe) ....... 907
6. Maximum Deperdable capacity (Gross MWe) .. 959  :
7. Maxinun Dependable Capacity (Net MWe) .... 911.
8. If changes occur in Capacity Ratings (ltems No. 3 thru 7) since test report, give reasons:

N/A 9 Pows- level to which restrirted, If any (Net MWe): _ N/A

10. Reasons for restrictions, 1 Myt N/A This Month YtD Cwolative
11. H our s i n R epor t ing Pe r i od. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 720.0 8,016.0 109,068.0
12. Number o f Hours R eac t or was cri t ical . . . . . . . . . . . . . . . . . . . . . 720.0 8,004.4' 79,246.9
13. Reactor Reserve Shutdown Hours..... ..................... 0.0 0.0 6,603.6
14. Hours Generator 0n Line.................................. 720.0 7,982.0 76,476.0
15. Unit Reserve shutdown Hours.............................. 0.0 0.0 0.0
16. Gross thermal Energy Generated (MWH)...................... 1,398,124.5 21,978,228.1 3

203,869,006.1

17. Gross E lec t rical Energy Generat ed (MWH ) . . . . . . . . . . . . . . . . . . 452,161,0 7,277,741.0 66,984,563.0 d
18. Net E lec t r ical Energy Csnerated (MWH). . . . . . . . . . . . . . . . . . . . 421,490.0 6,906,029.0 63,401,242.0 1
19. Unit Service factor...................................... 100.0% 99.6% 70.1%
20. Uni t A va i l abi l i t y F ac t or. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100.0% 99.6% 70.1%
21. Uni t Capac i t y F ac t or ( us i ng MDC Ne t ) . . . . . . . . . . . . . . . . . . . . . 64.3% 94.5% 65.0%
22. Uni t Capac i t y F ac t or (using DE R We t ) . . . . . . . . . . . . . . . . . . . . . 64.5% 95.0% 64.1%
23. Forced Outage Rate....................................... 0.0 0.4% 12.6%
24. Shutdowns $cheduled Over Next 6 Months (Type, Date, and Duration of tach):

._ *60 day Refueling Outage scheduled 1/4/91

25. If Shutdown at end of Report Period, estimated time of Startup: _N / A
26. Units in felt status (Prior to Commercial Operation):

Forecast Achieved INITIAL CRiflCALITY INiflAL ELECTRICITY

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COMMERCIAL OPERATION l

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AVERAGE DAILY UNIT P0WER LEVEL i

Docket No.: 50-338 Unitt NA-1 Dates- December 4. '90 completed by: ,__.C . Mladen Phonet (703) 894-2537 i

MONTH: November 1990 i

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DAY AVERAGE DAILY POWER DAY AVERAGE DAILY-LEVEL LEVEL (MWe-Net) LEVEL (MWe-Net) 1 667 16 592 j 2 666 '17 587  ;

3 666 18 552 4 664 19 553 i 5 661 20 ._, 552 6 645 ~ 21 549 7 _

634 22 547 8 ,_ 630 23 525 [

9 629 24 J26 10 626 25 524 11 607 26 522 l

12 602 27 521 13 599 28 498 14 -597 -29 506 15 595 30 497 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. -

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NORTH ANNA POWER STATION-UNIT No.t i NONTMt Novernbgr_

P UMMAR LO F .. OP ERAT ING... E X P ERI ENC E Listed below in chronological- sequence _is a summary of 1 operating experiences for this month which. required load reductions or resulted in significant non-load.rnlated incidents.

Dait Time Data November 01, 1990 0000 Began month with Unit at 76%,- 733MW, in coastdown for-refueling outage.

November 07, 1990 1238 Removed 2B,' 3B, and ~4B feedsater- i heaters from service :due: to tube leaks in 3B feedwater.

November 09, 1990 0853 Completed.1-PT-34.3, TVFT.-  ;

November 30, 1990 _2400 Ended month with unit at 59%, 540MW.

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UNIT SHUTDOWNS AND POWER REDUCTIONS t

DOCKET NO.: 50-338 ,

UNIT NAME: NA-1 DATE: December 4 1990  :

REPORT MONTH: November 1990 COMPLETED BY: C. Mladen '

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

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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=Manua Scram for preparation of Data C= Refueling 3=Autcratic 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=Operationa1 Error 5: ,

H=Other (explain) Exhibit H - Same Source ,

Page 1 of __1 UNIT SHUTDOWN AND POWER REDUCTIONS Explanation Sheet Decket No.: 50-338..

Report Month November Unit Name NA-1 Year 1990 Date: December 4. '90 completed by: Cathie Mladen

  • No entry this month I

OPERAil0G DATA REPORT DOCKET No.: 50 339 DATE: Decenber 4, 90 COMPLETED BY C. Mladen PHONE: (703) 894 2537 OPERAf!NG STATUS

1. Un i t N ame s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N or t h Anna 2
2. R epor t i ng Pe r i od s . . . . . . . . . . . . . . . . . . . . . . . . . N ovenbe r 1990
3. Licensed thermal Power (MWt) ............. 2893 4 Nameplate R at ing (Gross MWe) . . . . . . . . . . . . . 947
5. Design Electrical Rating (Net MWe):....... 907
6. Maximum Dependable capacity (Gross MWe) .. 957
7. Maxinun Dependable Capacity (Net HWe) .... 909
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 HWe): _ N/A

10. Reasons for restrictions, if any: N/A_

This Month Yat D Cumulative

11. Hour s i n R epor t i ng F e r i od. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 720.0 8,016.0 87,336.0
12. Number of Hours Reactor was Critical..................... 697.9 6,268.2 70,390.3
13. Reactor Reserve Shutdown Hours........................... 14.8 94.7 5,949.6
14. Hours Generator 0n Line.................................. 668.2 6,238.4 69,490.3
15. Uni t R eserve Shutdown Hours . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.0 0.0 0.0
16. Gross t hermal Energy Generat ed (MWH) . . . . . . . . . . . . . . . . . . . . . 1,687,593.3 16,954,710.7 185,101,057.7
17. Gross E lect r ical Energy Generated (HWH). . . . . . . . . . . . . . . . . . 555,150.0 5.582,674.0 60,588,191.0
18. het E l ec t ri cal Energy Generat ed (MVH) . . . . . . . . . . . . . . . . . . . . $26,142.0 5,295,850.0 58,134,682.0
19. Unit Service Factor...................................... 92.8% 77.8% 79.6%
20. Un i t A va i l abi l i t y F ac t or. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92.8% 77.8% 79.6%

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21. Unit Capacity Factor (using MDC Net)..................... 80.4% 72.6% 74.1%

l 22. Uni t Capac i t y F ac t or ( us ing DE R Ne t ) . . . . . . . . . . . . . . . . . . . . . 80.6% 72.8% 73.4%

2 3. F o r c ed Ou t a g e R a t e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . G.9% 0.5% 6.4%

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
25. If Shutdown at end of Report Period, estimated time'of Startup:
26. Units in Test Status (Prior to Coninercial Operation):

Forecast Achieved INITIAL CRiflCALITY _

INIllAL ELECTRICITY COMMERClAL OPERA 110N

. i i t AVERAGE DAILY UNIT POWER LEVEL  ;

Docket No.t- 50-339 Unitt NA-2 l . Date December 4. '90 completed by C. Mladen-Phonet (703) 894-2537 MONTH: _flgcember 1990 1

DAY AVERAGE DAILY POWER DAY AVERAGE DAILY LEVEL LEVEL.(MWe-Net) 1 LEVEL (MWe-Net) 1 0 16 916 I 2 1 17 917 3 150 -18 916 4 190 19 916-5 197 20 916 6 246 21 916 7 358 ~22 916-8 723 23 916 9 871 24 916 10 __ 881 '25 '916 11 896 26- 916 12 918 27 916-13 916 28 917 _

14 917 29 _ 916' __.

15 917 30 916 ,

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o i 'Instruotions -

'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.

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NORTM ANNA POWER STATION UNIT NO.: 2 MONTH: November 1 8UMMARY OF.. OPERATING.EXPERIENC5 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. '

DAlt liELt D&t4 -

November 01,~1990 0000 Began month with Unit in mode 3, 0%.

1735 Entered mode 2.

November 02, 1990 .1545 Entered mode 1.

1733 Generator on'-line.

1734 Turbine Trip'on "B" S/G Hi-Hi level.

1741 Reactor Trip on "A"'S/G Lo-Lo' level. j 2211 Re-entered mode 2. '

2356 Re-entered mode 1.

Novetaber 03, 1990 0053 Generator on-line,: commenced ramp-up to 28% power. >

1030 Commenced ramp-down for Main Turbine Overspeed' test.

1102 -Generator off-line for. test.-

1118 Turbine Overspeed test completed.

1404 Generator on-line, commenced ramp-up to 30% power 3 Chemistry hold.

November 07, 1990 0859 Clear Chemistry hold, commenced ramp up to full-power.

November 11,.1990 1423 ' Unit at.100%' 955MWe.

November 30, 1990. 2400 Ended month with Unit at' 100%,.957MWe.

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UNIT SHUTDOWNS RND POWER REDUCTIO 95S ,

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DOCKET No.: 50-339 UNIT NAME: NA-2 DATE: December 4 1990 REPORT MONTH: November 1990 COMPLETED BY: C. Mladen PHONE: (703) 894-2537 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.

90-2 900821 S 41.3 C 4 N/A MS RM S/G Maintenance planned 90-3' 901101' F 7.4c G 3 N2-90-010 FW FCV '" A" S/G Lo-Lo level S- N/A N/A MS TURBINE Turbine Overspeed Test 9.0-4.'901103' 3.1- B.

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

F= Forced. A= Equipment' Failure (explain) 1= Manual Exhibit F - Instructions for preparation of Data S= Scheduled -B= Maintenance or1 Test 2= Manual Scram C= Refueling 3= Automatic Scram Ent_q- 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 l Explanation Sheet Docket No.: 50-339 Report'Nonth November' Unit Names. NA-2 Yeart 1990 Date: December 4. 90 I

completed by: cathie Mladen

  1. 90-2 November 1, 1990 Unit in continuation of 1990 scheduled refueling outage.

Entered' mode 2 at.1735 hours0.0201 days <br />0.482 hours <br />0.00287 weeks <br />6.601675e-4 months <br />.

November 2,.1990 Unit entered mode 1 at 1545 hours0.0179 days <br />0.429 hours <br />0.00255 weeks <br />5.878725e-4 months <br />.

Unit on-line at 1733 hours0.0201 days <br />0.481 hours <br />0.00287 weeks <br />6.594065e-4 months <br />.

  1. 90-3 November 2, 1990 Turbine Trip at 1734 hours0.0201 days <br />0.482 hours <br />0.00287 weeks <br />6.59787e-4 months <br /> cni "B" -S/G Hi-Hi level..

Reactor Trip at 1741 hours0.0202 days <br />0.484 hours <br />0.00288 weeks <br />6.624505e-4 months <br /> on "A" S/G Lo-Lo level.

Unit returned to mode 2 at 2221. hours.

Unit returned to mode 1 at-2356 hours.

November 3, 1990-Unit on-line at-0053 hours.

  1. 90-4 November 3, 1990' .

Generator taken off-line:at 1102Ehours for-scheduled Main Turbine Overspeed Test.

Generator back on-line at 1404 hours0.0163 days <br />0.39 hours <br />0.00232 weeks <br />5.34222e-4 months <br />, l

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