下載/瀏覽

Download Report

Transcript 下載/瀏覽

RLC 串聯電路的步級響應
用來示範說明 RLC 串聯電路的步級響應的電路
RLC串聯電路的步級響應 t  0 ,
vR (t )  vL (t )  vc (t )  V , iR (t )  iL (t )  ic (t )  i (t )
dic
dvc (t )
Ric  L
 vc (t )  V , ic (t )  C
dt
dt
dv (t )
dv (t )
d
RC c  L (C c )  vc (t )  V
dt
dt
dt
dvc (t )
d 2 vc (t )
RC
 LC
 vc (t )  V
2
dt
dt
d 2 vc (t ) R dvc (t )
1
V


vc (t ) 
2
dt
L dt
LC
LC
R
R
1
 ( )2  4
R
R 2
1
L
L
LC


 ( ) 
2
2L
2L
LC
R
1
2
2
2
     o , 
,o 
2L
LC
