ME369-系统模型、分析与控制 2.1平动机械系统建桃 School of Mechanical Engineering ME369-lecture 2.1 Shanghai Jiao Tong University Fall 2015 变量 x:位移[m] x=v v:速度 [m/sec] i=求=a a:加速度 [m/sec2] f力N p=fv=f求=m p: 功率[Nm/sec] w6)=w6,)+pt=w,)+-刘h w:功[Nm、J刀 School of Mechanical Engineering ME369-lecture 2.1 Shanghai Jiao Tong University Fall 2015 11 BE315-Lecture 2.1 Fall 2011 ME369-lecture 2.1 Fall 2015 School of Mechanical Engineering Shanghai Jiao Tong University ME 369– 系统模型、分析与控制 2.1 平动机械系统建模 BE315-Lecture 2.1 Fall 2011 ME369-lecture 2.1 Fall 2015 School of Mechanical Engineering Shanghai Jiao Tong University 变量 x  v vxa     p f    v f x w   1 1 0 0 10 0 () () () ( )      t t t t w t w t pdt w t f x dt x: 位移 [m] v: 速度 [m/sec] a: 加速度 [m/sec2] f: 力 [N] p: 功率 [Nm/sec] w: 功 [Nm、J]