2015/10/16 T例1DC电机驱动（续） 1。 云+BT U- 口.=F4B+R.+R瓦+KK++B+R+风B+K Ls+R -TL School of Mechanical Engineering ME369-lecture 5.2 Shanghai Jiao Tong University Fall 2015 例2DC电机驱动并机械传动 直滴电机及其塑动地路 R L 0. B B School of Mechanical Engineering ME369-lecture 5.2 Shanghai Jiao Tong University Fall 2015 32015/10/16 3 ME369-lecture 5.2 Fall 2015 School of Mechanical Engineering Shanghai Jiao Tong University DC Motors [例1]DC电机驱动（续） —example I (continue) - +  m  m  L - + Ui Uemf Kb 1 L s R a a  K 1 m m J s B  a I 2 2 ( ) ( ) a a m i L a m a m a m a m b a m a m a m a m b K L s R U L J s L B R J s R B K K L J s L B R J s R B K K                 ME369-lecture 5.2 Fall 2015 School of Mechanical Engineering Shanghai Jiao Tong University DC Motors [例2]DC电机驱动并机械传动 —example II   R a L a B2 B m N1 N2 2 J m J 2  m i u a i   emf u m  2  B2 2  L  B m m  直流电机及其驱动电路 2 1 N N N 传动比 