BVY-97-161, Monthly Operating Rept for Nov 1997 for Vermont Yankee Nuclear Power Station

From kanterella
Jump to navigation Jump to search
Monthly Operating Rept for Nov 1997 for Vermont Yankee Nuclear Power Station
ML20203B650
Person / Time
Site: Vermont Yankee Entergy icon.png
Issue date: 11/30/1997
From: Maret G, Wallin G
VERMONT YANKEE NUCLEAR POWER CORP.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BVY-97-161, NUDOCS 9712150116
Download: ML20203B650 (6)
v • d • e


Text

_ . .- ..-

, VERMONT YANKEE '

NuctsAn ^'jWER CORPORATION '

i i - P.o. Box 157. Governor Hunt Road l vwnon, vermont os3s4-ois7 i (802) 257.m1 g:(y)'1 ..

l December 10, 1997 BVY-97-161 United States Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555  :

Reference:

(a) I.icense No. DPR-28 (Docket No. 50-271)

In accordance with section 6.7. A.3 of the Vermont Yankee Technical Specifications, submitted herewith is the Monthly Statistical Report for the Vermont Yankee Nuclear Power Station for the month of November.1997.

Sincerely, VE 4 KEENUCLEAR POWERCORPORATION h

(_ N -

eg , ret Plant ager ec: USNRC Region I Administrator USNRC Resident Inspector - VYNPS USNRC Project Manager - VYNPS g d',

i 9712150116 971130

-PDR ADOCK 05000271 R PDR

% .! r, s y

s I

)

I L

9 L

VERMONT YANKEE NUCLEAR POWER STATION L

MONTIILY STATISTICAL REPORT 97-11 FOR Tile MONTil OF NOVEMBER 1997

)

Figure Il DP Mll Rev,7 Page1 of1

-p , - , ,- --w,,g y- , e n

. OPERAT1HG DATA REPORT

. DOCKET MO.50-211 DATE 971210 COMPLETER BY G.A. WALLIN TELEPHONE (802)258-5414 CPERATING STATUS

5. Unit Naro Vermont Yankee

~

2. Reporting Period: November 1 Licensed Thermal Power (MWt):1593
4. Nat) plate nating(Gross MWe): 211 +
5. Design Electrical Rating (Net MWe): Ela ,
s. Maximum Dependable capacity (Gross MWe) : ill 1, Na:'.imum Dependaole capacity (Net MWe) : 112 -

8.-If chruge1, 6ccur in capacity ratings (Items Number 3 through 7) since laut Tepott., ylV 2 reasons

- - - - . -_= --

9. Power level to which restricted, if any(Net MWe): N/A
10. Roasons for restrictions, if any: N/A

~

This Month Yr-to-Date Cumulative '

11. Hours in Reporting Period _720.0v 8016.Q2 218400.00
13. Number Of Hour' Reactor was Critical 678.93 7669.32 182635.98 i
13. Reactor Reserve Shutdown Houra 0.00 0.00 0.00
14. Hours Generator On-Line 656.93 7616.0Q 179289.00 ,
15. Unit Reserve Shutdown Hours 0.00 0.00 0.00
16. Gross Thermal Energy Generated (MWH) 914635.80 11953710.80 269600844.20
17. Gross Electrical Energy Generated 311352.00 4067672.00 90119094.00
18. Net Electrical Energy Generated (MWH) 298638.00 3877679.QQ 85693568.0,Q
19. Unit Service Factor 91.20 95.00 81.22
20. Unit Availability Factor 91.20 ,

95.00 81.20

31. Unit Capacity Factor (Using MDC Net) 81.30 _' 94.90 76.90
33. Unit Capacity Factor (Using DER Net) 79.50 92.70 75.40
23. Ul3it Forced Outage Rate 8.76 3.96 -4.51
24. Shutdowns scheduled over next 6 months (Type Date, and Duration of Eacht 1998 R,gfuelino Outace scheduled to becin on March 21, 1998 and end on Auril 22, 1998.
25. If shut down at end of report period, estimated date of startup: N/A
26. Units In Test Status (prior to commercial operation) : N/A Forecast Achieved ILITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION .

VYDPF'0411.01 (Sample)

DP 0411 Rev. 7 Page 1 of 1 RT No. 13.F01.19F

AVERAGE DAILY UNIT POWER LEVEL

  • DOCKET NO. 50-271 UNIT Vermont Yankee DATE 971210 COMPLETED BY G.A. WALLIN TELEPHONE (802)258-5414_

MONTH Novembg ,

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Not) WWe-Net)

1. 527 17. 527
3. 527 18, 522 3, 517 19. 527
4. 520 20, 527
5. 525 21. 528 -- ,
6. 525 22, 520,__
7. 307 23. 528 8 '.~ 298 . , _ 24. 528___
9. ,_296 25. .127 _ _
10. 302 26. o

^

11. 302 27. 7 13, 356 28. 294
13. 417 29. 419
14. 438 30, 507
15. , 493 31. ---

s

16. 522 2NSTRUCTIONS:

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.

VYDPF 0411.02 (Sample) r DP 0411 Rev. 7 Page 1_.of 1 RT No. 13.F01.18V

,n -s - ,e,n.,- -. w.., -- - , - ,.-e. , - - , , , , g-,.

a UNIT SHUTDOWNS AND POWER REDUCTIONS ,

REPORT MONTH NOVEMBER DOCKET NO 50-271 UNIT NAME Vermont Yankee DATE 971210 COMPLh A w BY G . A . Wallin '

TELEPHONE (802)258-5414 l 1 2 3 4 5 No. Date Type Duration Reason Method of License System Component Cause and Corrective (hours) Shutting Event Code 'Ne Action to Prevent Down Report # Recurrence

. Reactor 97-13 971107 S 0.00 B,H+ 4 N/A RB CONROD Power Suppression Power Testing, Single Rod Reduction Scram Testing and a Rod Pattern Exchange 97-14 971125 F 63.07 B '3 97-23 EA INSTRU Turbine trip and l Reactor Scram due to i 379 line switchyard l

y work.

1 F: Forced 2 Reason: 3 Method: 4 Exhibit G- Instructions S: Scheduled A-Equipment Failure (Explain) 1 - Manual for Preparation of Data B-Maintenance or Test 2 - Manual Scram Entry Sheets for License C-Refueling 3 - Automatic Scram Event Report (LER) File D-Regulatory Restriction 4 - Other (Explain) (NUREG 0161)

E-Operator Training and License Examination 5 Exhibit I - Same Source F-Administrative G-Operational Error (Explain)

  • H-Explain - Rod Pattern Exchange VYDPF 0411.03 (Sample)

DP 0411 Rev. 7 Page 1 of 1

i

' +

DOCKET NO. 50-271  ;

DATE 971210  !

i COMPLETED BY G.A. WALLIN i TELEPHONE -(802)258-5414 j i

i REPORT MONTH November i

SUMMARY

OF OPERATING EXPERIENCES Hiahlichts s Vormont Yankee operated at_.79.7% of rated thermal power for the month.  !

Gross electrical generation was 311.352 MWHe or 29.t11; design electrical ccpacity.

I Ooeratina Summarv l

The following is a chronological 6escription of plant operations including

[

other pertinent items of interest for the month: l, At the beginning of the reporting period the plant was operating'at 99.9%  ;

of-rated thermal power.  ;

1

-971107 At.0102. hours, initiated a power reduction _to 60%_for-Power '

Suppression Testing, Single Rod Scram Testing and a Rod Pattern Exchange. (See Unit Shutdowns and Power Reductions) r 971107 At 0307 hours0.00355 days <br />0.0853 hours <br />5.076058e-4 weeks <br />1.168135e-4 months <br />, at 60% power, began Single rod Scram Testing.

l 971110 At-0118 hours, completed Single Rod Scram Testing. t 971110 At 1317 hours0.0152 days <br />0.366 hours <br />0.00218 weeks <br />5.011185e-4 months <br />, began one Scram Solenoid Pilot Valve Replacement. l 4- 971110~At 1352 hours0.0156 days <br />0.376 hours <br />0.00224 weeks <br />5.14436e-4 months <br />, performed Single Rod Scram Testing following the l' SSPV Replacement.

-971112 At 0222 hours0.00257 days <br />0.0617 hours <br />3.670635e-4 weeks <br />8.4471e-5 months <br />, began a Rod Pattern Exchange.  !

971112 At 0407 hours0.00471 days <br />0.113 hours <br />6.729497e-4 weeks <br />1.548635e-4 months <br />, completed the Rod Pattern Exchange. l 971112;At 0454 hours0.00525 days <br />0.126 hours <br />7.506614e-4 weeks <br />1.72747e-4 months <br />, began a return to full power. ,

971125 At 0646 hours0.00748 days <br />0.179 hours <br />0.00107 weeks <br />2.45803e-4 months <br />, turbine tripped and reactor scrammed due to 379-  :'

line work in the switchyard. (See Unit Shutdowns and Power Reductions)  !

971126 At-2350 hours, the reactor was critical. t 97;1.27 At 2150 hours0.0249 days <br />0.597 hours <br />0.00355 weeks <br />8.18075e-4 months <br />, the turbine-generator was phased to the grid and -

p began a return to full power.

, i P

At the end of the : reporting period the plant was operating at . 95.8% of l

_ rated thermal _ power. j VYDPF 0411.04 (Sample) j DP 0411 Rev. 7  ;

Page 1 of 1 ]

RT No. 13.F01.18X. j i

l

-

Retrieved from "https://kanterella.com/w/index.php?title=BVY-97-161,_Monthly_Operating_Rept_for_Nov_1997_for_Vermont_Yankee_Nuclear_Power_Station&oldid=3437034"