[讨论]系统型次与稳定性 单位反馈系统，已知系统开环传递函数，判断开环增益的稳定域。 K G(s)= (Ts+1)(Ts+I)(Gs+1) K G(s)= s(Ts+1)(Ts+1) K G(s)= s2(Ts+1) School of Mechanical Engineering ME369-lecture 6.2 Shanghal Jiao Tong University Fall 2015 [讨论]系统型次与稳定性 G(s)= K (Ts+I)(Es+1)(Ts+1)） School of Mechanical Engineering ME369-lecture 6.2 Shanghai Jiao Tong University Fall 2015 1111 ME369-lecture 6.2 Fall 2015 School of Mechanical Engineering Shanghai Jiao Tong University 单位反馈系统,已知系统开环传递函数，判断开环增益K的稳定域。 1 2 3 ( ) ( 1)( 1)( 1)     K G s T s T s T s 1 2 ( ) ( 1)( 1)    K G s s T s T s 2 1 ( ) ( 1)   K G s s T s [讨论]系统型次与稳定性 ME369-lecture 6.2 Fall 2015 School of Mechanical Engineering Shanghai Jiao Tong University 1 2 3 ( ) ( 1)( 1)( 1)     K G s T s T s T s [讨论]系统型次与稳定性