传递函数C(s)/R(s)=(s^5+4s^4+3s^3+2s^2+1)/(s^6+5s^5+2s^4+4s^3+s^2+2)求微分方程表达式
人气:463 ℃ 时间:2020-06-15 16:35:10
解答
设输入为x,输出为y,用大写表示象函数,则Y(s) = (C(s)/R(s))X(s)所以R(s)Y(x) = C(s)X(s)即(s^6+5s^5+2s^4+4s^3+s^2+2)Y(s) = (s^5+4s^4+3s^3+2s^2+1)X(s)然后,求原函数之间的关系,只要把这个式子中:(1) Y(s)换成y,X...
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