2015/10/16 多变量函数线性化 静态 f(x,y) f(xo2yo) 增量 △fx,)= △f(x,y)=K△x+K△y School of Mechanical Engineering ME369-lecture 5.3 Shanghai Jiao Tong University Fall 2015 [例2-2]液位系统线性化 O School of Mechanical Engineering ME369-lecture 5.3 Shanghai Jiao Tong University Fall 2015 42015/10/16 4 ME369-lecture 5.3 Fall 2015 School of Mechanical Engineering Shanghai Jiao Tong University 0 0 0 0 ( , ) ( , ) ( , ) x y x y f f f x y x y x y          f x y ( , ) 1 2    f x y K x K y ( , )   静态 增量 0 0 f x y ( , ) 多变量函数线性化 ME369-lecture 5.3 Fall 2015 School of Mechanical Engineering Shanghai Jiao Tong University d 1 d r h a Q t A h A   [例2-2]液位系统线性化