Basic factors of the Control System Gain K(放大环节) Integral factor1jo(积分环节) ·Derivative factor jo(纯微分环节) ·First-order factor1/(1+joT)(惯性环节) First-order factor(1+joT)(一阶微分环节) 1 Quadratic factors (T2(o)2+2sT0o)+1) (振荡环节) Quadratic factors (T2(jo)2+2sT0o)+1) (二阶微分环节)Basic factors of the Control System • Gain K (放大环节 ) • Integral factor 1/j  积分环节  • Derivative factor j 纯微分环节  • First-order factor 1/(1+j) (惯性环节 ) • First-order factor (1+j) (一阶微分环节 ) • Quadratic factors (振荡环节 ) • Quadratic factors ( ( ) 2 ( ( ) 1 ) 二阶微分环节 ) 2 2 T j   T j   ( ( ) 2 ( ) 1 ) 1 2 2 T j   T j  