Maquinass electricas , informe 2 unica

8/17/2019 Maquinass electricas , informe 2 unica

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LABORATO

RIO de

MaquinasUNIVERSIDAD NACIONAL “SAN LUIS GONZAGA” DE ICA

Facultad de Ingeniería Mecnica El!ctrica

CUESTIONARIO:

a) CUADRO DE VALORES TOMADOS EN LOS ENSAYOS EFECTUADOS

N° DE FOCOS PRIMARIOVOLTAJE (V) CORRIENTE (A) POTENCIA (W)

2 230 386 88780

4 230 654 10420

! 230 942 21!!!0

8 230 1252 287"!0

10 230 1565 3""0

N° DE FOCOS SECUNDARIOVOLTAJE (V) CORRIENTE (A) POTENCIA (W)

2 249 287 70!02

4 247 543 134121

! 245 810 1"840

8 243 1097 2!!71

10 242 1386 33412

#) CONSTRUIR LA CURVA $EFICIENCIA %& POTENCIA

Efciencias (% (!"#$$ i&ec#$

η ( )=(W 2 ) x100

W 1

η ( )= (W 2 ) x100W 1

2' 4' 6' 8' 10'7952 8916 9159 9257 9318

N° ' *+*& 2' 4' 6' 8' 10'P*,-+.a 50 100 150 200 250



LABORATO

RIO de



E.+.-+.a 7952 8916 9159 9257 9318

0

70

75

80

85

90

95

+) CONSTRUIR LA CURVA $DE RE/ULACION DE VOLTAJE %& POTENCIA

r ( )=V

1−V

2

V 21 x100



LABORATO

RIO de



r ( )=V

1−V

2

V 21 x100 2' 4' 6' 8' 10'

−8.26 −7.39 −6.21 −5.65 −5.217

N° ' *+*& 2' 4' 6' 8' 10'P*,-+.a 50 100 150 200 250

Ra+.*- −8.26 −7.39 −6.21 −5.65 −5.217

C +a&a i,e&s$s ,a-$&es e ca&.a e#e&!ina& -a &e./-acin efciencia

se.n -as e)&esi$nes a

• Ra+.- ' %*,a

• Pa5a 2 *+*&

r ( )=V

1−V

2

V 21 x100



LABORATO

RIO de



r ( )=(230−249) x100

230

r ( )=−8.26

• Pa5a 4 *+*&

r ( )=V

1−V

2

V 21 x100

r ( )=(230−247) x100230

r ( )=−7.39

Pa5a ! *+*&

r ( )=V

1−V 2

V 21 x100

r ( )=(230−245) x100

230

r ( )=−6.2

• Pa5a 8 *+*&

r ( )=V

1−V

2

V 21 x100



LABORATO

RIO de



r ( )=(230−243) x100

230

r ( )=−5.65

• Pa5a 10 *+*&

r ( )=V

1−V

2

V 21 x100

r ( )=(230−242) x100

230

r ( )=−5.217

• D,56.-a-'* a .+.-+.a

• Pa5a 2 *+*&

n ( )=W 2 x100

W 1

n ( )=70602 x100

88788

n ( )=¿ 7"2

Pa5a 4 *+*&



LABORATO

RIO de



n ( )=W 2 x100

W 1

n ( )=

134121 x 100

150420

n ( )=¿ 8"1!

• Pa5a ! *+*&

n ( )=W 2 x100

W 1

n ( )=198450 x100

216660

n ( )=¿ "1"

• Pa5a 8 *+*&

n ( )=W 2 x100

W 1

n ( )=266571 x100

287960

n ( )=¿ "27

•

Pa5a 10 *+*&

n ( )=W 2 x100

W 1

n ( )=335412 x100

359950



LABORATO

RIO de



n ( )=¿ "318

e C$n -$s a#$ $#eni$s en -a )&/ea e c$&#$ci&c/i#$ e ,aci$ ca-c/-a&

-a efciencia &e./-acin )$& e- !"#$$ e c$&#$ci&c/i#$ )a&a /n ac#$& e)$#encia e 08 in/c#i,$ 085 ca)aci#i,$ )/&a!en#e &esis#i,$

a#$s e -a )&/ea e ,aci$

C$&&ien#e e ,aci$: 13 A

+e: 114

Tensi$n e ,aci$: 230 ,

SN 300A

a#$s e -a )&/ea e c$&#$ci&c/i#$

C$&&ien#e e cc: 26 A

+ c/ : 234

Tensin e c$&#$ci&c/i#$ : 98

Ca&.a c$n e 08 in/c#i,$

Re./-acin:

r=V cc

2

V 2

cos (∅−θ L)+1

2 (V cc2

V 2 )

2

sen2 (∅−θ L)

∅=arcos ( Pcu

Vcc x Icc )

∅=arcos

( 23.4

9.8 x 2.6 )→∅=23.31

θ L=arcos (0.8)→θ L=36.869



LABORATO

RIO de



r= 9.8

115cos (23.31−36.869 )+ 1

2 ( 9.8115 )2

sen2 (23.31−36.869 )

r=0.0830

Efciencia

ɳ = S

2cosθ L

S2cosθ L+∆Pcu+∆ P fe

x100

ɳ = 300 x 0.8

300 x 0.8+23.4+11.4

ɳ =0.873

Ca&.a c$n e 085 ca)aci#i,$

Re./-acin:

r=V cc

2

V 2

cos (∅−θ L)+1

2 (V cc2V 2 )

2

sen2 (∅−θ L)

∅=arcos ( Pcu

Vcc x Icc )

∅=arcos ( 23.4

9.8 x 2.6 )→∅=23.31

θ L=arcos (0.85 )→ θ

L=−31.788

r= 9.8

115cos (23.31+31.788 )+ 1

2 ( 9.8115 )2

sen2 (23.31+31.788 )



LABORATO

RIO de



r=0.077

Efciencia

ɳ = S

2cosθ L


x100

ɳ = 300 x 0.85

300 x 0.85+23.4+11.4

ɳ =0.879

Ca&.a &esis#i,a

Re./-acin:

r=V cc

2

V 2

cos (∅−θ L)+1

2 (V cc2V 2 )

2

sen2 (∅−θ L)

∅=arcos ( Pcu

Vcc x Icc )

∅=arcos ( 23.4

9.8 x 2.6 )→∅=23.31

θ L=arcos (1)→θ L=0

r= 9.8

115cos (23.31 )+1

2 ( 9.8115 )2

sen2 (23.31 )

r=0.0796

Efciencia



LABORATO

RIO de



ɳ = S

2cosθ L


x100

ɳ = 300 x 1

300 x1+23.4+11.4

ɳ =0.896

Maquinass electricas , informe 2 unica

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