ML20042B577

From kanterella
Jump to navigation Jump to search
Monthly Operating Rept for Jul 1981
ML20042B577
Person / Time
Site: Yankee Rowe
Issue date: 08/12/1981
From: Bernard D
YANKEE ATOMIC ELECTRIC CO.
To:
Shared Package
ML20042B569 List:
References
NUDOCS 8203250434
Download: ML20042B577 (4)


Text

4 4 4

.-=.2d 4

MJa 4,_

4 e

2 4

A J

Ah

,.A

.a

-a-D.

J t

+

0 4

t i

i I

4 YANKEE ATOMIC NUCLEAR POWER STATION.

MONTHLY STATISTICAL REPORT 81-7 i

FOR THE MONTH OF JULY,1981 i

i 1

s 4

f i

a i

4 t

i f

a k

i i

8203250434 810812 DR ADOCK 05000029 l

PDR

a J

OPERATING DATA REPORT DOCKET NO.

50-29 Rowe DATE 810812 COhlPLETED BY D-M. Bernard TELEPHONE 617-872-8100 X2390 lernard

? RATING STATUS

?-8100 X2390 Notes Yankee Rowe t NLm2:

rarting Period:

July, 1981 Power level restricted by 600 installation of baffle msed Thirmal Power (31Wt):

185 neplata Rating (Gross $1We):

plates in turbine.

175 ign Electrical Rating (Net SIWE):

180 dmum Dependable Capscity (Gros SIWE):

l 175 dmum Dependable Capacity (Net SIWE):

hanges Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report. Give Reasons:

.cr Level To Which Restricted.!f Any (Net 31We):

150 MWe See Notes s:ns Fcr Restrictions.If Any:

This Sionth

.Yr..to.Date Cumulative 744.00 5,087.00 2rs in Reportin2 Period nbtr Of Hours Reactor Was Critical 80.98 2.937.11 143,271.39 0.00 0.00

ctrr Reserve Shutdown Hours 0.00 138,831.85 trs Cenerator On.Line 29.60 2.870.12 t Res rve Shutdown Hours 0.00 0.00 0.00

.ss Therms! Energy Generated (51WH) 8.398.81 1.494.065.71 74.367.846.52 ss Electrics! Ener;y Generated (31WH) 2.107.10..

399.346.00 22,784,486.50 Electrical Energy Generated (31WH) 1.836.34 368.770.76 21.326.880.45 3.98 56.42 76.45 t Service Factor t Availability Factor 3.98 56.42 76.45 1.41 41.42 69.21 t Capscity Factor (Using SIDC Net) i 1.41 41.42 69.21 t Capacity Factor (Using DER Net) 12.43 2.47 5.32 t Fcreed Outage Rate tdowns Scheduled Over Next 6 Stonths (Type. Date.snd Duration of Each1:

August 1. 1981 hut Down At End Of Reoort Period. Estimated Date of Startup:

ts In Test Status (Prior to Commercial Operation):

Forecast Achieved INITIAL CRITICA LITY INITIA L ELECTRICITY 9/77)

CO313tERCIAL OPERATION

$/77) y

,-y.

l s

1 o

UNITSilUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-29 UNIT NAME Yankee Rowe DATE 810812 REPORT MONTII JULY, 1981 COMPLETED BY D. M. Bernard TELEril0NE 617-872-8100 X2390 i

7-w.

.!E 3

.E Licensee

,E*

Cause & Curreceive No.

Date R

E sj e55 Even

=v a"

Adion su b

[

H

$5 5-j5g Report

  • A0 Psevent Recurrence g

i 1

2 5/2/81 S

710.2 C

1

'N/A N/A N/A Shutdown for Core XV Refueling and 7/30/81 Maintenance Outage.

3 7/31/81 F

4.2 A

2 81-21 CD VALV0P Failure of an "0" Ring on the main l

steam Non-Return Valve Operator resulted in the closure of #3 NRV.

The "0" Ring was replaced in kind.

l s

1 1

2 3

4 F: Fossed Iteason:

Method:

Enliibit G. Insieuctions S: Scheduled A Equipment Failuse(Emplain) 1-Manual for Pacp nation of Dasa 1141aintenance of Test 7-Manual Scram.

Enity Shecis fin Licensee C Rcrueling 3 Automatic Scrain.

Event Repunt (LliR) File INUnr.G.

D Regulateny Restriction 4-Other (Emplain) 0161) li-Opesator Training & Ucense Examination F Adininiusasive 5

G Opesational 1:s sns (limplain)

Exhihit I Same Soince P8,1D)

Il Oshcs (limplain) o

i T

a 1

o DOCKET NO.

50-29 UNIT Yankee Rowe DATE 810812 COMPLETED BY D. M. Bernard TELEPHONE 617-872-8100 X2390 REPORT MONTH JULY. 1981 SU'-NARY OF OPERATING EXPERIENCES 7/30/81 At 1412 hours0.0163 days <br />0.392 hours <br />0.00233 weeks <br />5.37266e-4 months <br /> the generator was phased to the grid.

7/31/81 At 0000 hours0 days <br />0 hours <br />0 weeks <br />0 months <br /> the generator output was 60 MWe..At 1115 hours0.0129 days <br />0.31 hours <br />0.00184 weeks <br />4.242575e-4 months <br /> the generator output was 100 MWe and a 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> hold for physics testing was begun. At 1948 hours0.0225 days <br />0.541 hours <br />0.00322 weeks <br />7.41214e-4 months <br /> a manual plant trip was initiated because No. 3 steam line non-return valve inadvertently closed. At 2400 hours0.0278 days <br />0.667 hours <br />0.00397 weeks <br />9.132e-4 months <br /> the plant was still off the line.

O e

t

/

O