Deber 3 De Protecciones.docx
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PROTECCIONES ELECTRICAS DEBER β 3
04 DE DICIEMBRE DE 2018 DOCENTE: BEN CEVALLOS MIELES UPS CENTENARIO
PROTECCIONES ELECTRICAS G: 3960 COORDINACION PROTECCION SOBRECORRIENTE
EJERCICIO PROPUESTO 30 MVA 2.2/13.8Kv X=10% DELTA/ STAR ATERRIZADO
20 MVA X+=20% X-=15% X0=8%
51-A
I FALLA 51-B
STAR ATERRIZADO
24% sobrecarga Fc=0.4 seg DESARROLLO
0.2
0.15
0.08
0.1
0.1
0.1
πΌπ = πΌπππππ = 3
30 β 106 β3 β 13.8 β 103
= ππππ. ππππ π¨ππ
1 = βππ. ππππ = π. ππππββππΒΊ π0.3 + 0.25 + 0.1
πΌπππππ ππππ = πΌπππππ β πΌπ = 1255.1092 β 4.6138 = ππππ. ππππππππ π¨ππ ConclusiΓ³n: La mayor falla es la falla trifΓ‘sica
DANIEL ALEXANDER BAUTISTA LUNA
1
PROTECCIONES ELECTRICAS G: 3960 COORDINACION PROTECCION SOBRECORRIENTE Falla lΓnea - lΓnea
0.2
0.15
0.1
0.1
πΌπ = πΌπππππ =
30β106 β3β13.8β103
= ππππ. ππππ π¨ππ
1 = βππ. ππππ = π. ππππββππΒΊ π0.55
πΌπππππ ππππ = πΌπππππ β πΌπ = 1255.1092 β 1.8181 = ππππ. ππππππππ π¨ππ
DANIEL ALEXANDER BAUTISTA LUNA
2
04 DE DICIEMBRE DE 2018 DOCENTE: BEN CEVALLOS MIELES UPS CENTENARIO
PROTECCIONES ELECTRICAS G: 3960 COORDINACION PROTECCION SOBRECORRIENTE
EJERCICIO PROPUESTO 30 MVA 2.2/13.8Kv X=10% DELTA/ STAR ATERRIZADO
20 MVA X+=20% X-=15% X0=8%
51-A
I FALLA 51-B
STAR ATERRIZADO
24% sobrecarga Fc=0.4 seg DESARROLLO
0.2
0.15
0.08
0.1
0.1
0.1
πΌπ = πΌπππππ = 3
30 β 106 β3 β 13.8 β 103
= ππππ. ππππ π¨ππ
1 = βππ. ππππ = π. ππππββππΒΊ π0.3 + 0.25 + 0.1
πΌπππππ ππππ = πΌπππππ β πΌπ = 1255.1092 β 4.6138 = ππππ. ππππππππ π¨ππ ConclusiΓ³n: La mayor falla es la falla trifΓ‘sica
DANIEL ALEXANDER BAUTISTA LUNA
1
PROTECCIONES ELECTRICAS G: 3960 COORDINACION PROTECCION SOBRECORRIENTE Falla lΓnea - lΓnea
0.2
0.15
0.1
0.1
πΌπ = πΌπππππ =
30β106 β3β13.8β103
= ππππ. ππππ π¨ππ
1 = βππ. ππππ = π. ππππββππΒΊ π0.55
πΌπππππ ππππ = πΌπππππ β πΌπ = 1255.1092 β 1.8181 = ππππ. ππππππππ π¨ππ
DANIEL ALEXANDER BAUTISTA LUNA
2
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