Matlab Evalfr, Use freqresp to compute the frequency response over a set of frequencies. Therefore, the reason you are getting inconsistent results between bode and evalfr is that you are using the s-domain complex variable with your discrete-time system rather than the z Evaluate the transfer function of an LTI system for complex frequency x. Evaluate transfer function of LTI system at complex frequency. Returns the complex frequency response sys (x) where x is s for continuous-time systems and z for discrete-time systems, with m = . If you'd like to evaluate G (s) at a single frequency f (f is real, in Hz), you can use: evalfr (G,i*f) 2. To obtain evalfr 是 freqresp 的简化版本，用于快速计算复平面中任意点的系统响应。 要计算一组频率下的系统响应，请使用 freqresp。 要获取幅值和相位数据以及频率响应图，请使用 bode。 evalfr is a simplified version of freqresp meant for quick evaluation of the response at a single point. Returns the complex frequency response sys(x) where x is s for continuous-time systems and z for discrete-time systems, with m = sys. To evaluate system response over a set of frequencies, use freqresp. This document covers topics like LTI models, time evalfr is a simplified version of freqresp meant for quick evaluation of the response at a single point. User's Guide for the Control System Toolbox, a powerful MATLAB-based collection of algorithms for control system design, analysis, and modeling. There are several ways to do it other than writing out the transfer function explicitly: 1. ninputs For tunable control design blocks, the function evaluates the model at its current value to evaluate the frequency response. evalfr is a simplified version of freqresp meant for quick evaluation of the system response at any point in the complex plane. yof4n, nhqq, zkdn2, lizh5, jxc3o, d7otj, pulp0, 5sgpt, hxv9my, oriqz,