tailieunhanh - Lecture Chemical process control - Chapter 6

a | Dynamic Response Characteristics of More Complicated Systems Inverse Response Chapter 6 time 0 G s HM Lii 1 1s 1 2s slope t 0 0 If 3 0 .fast response 3 0 .inverse response 3 zero of transfer function Use nonlinear regression for fitting data graphical method not available see Fig. Chapter 6 -1 L- Flgure . step response of an overdamped second-order system Eq. 6-14 with a single zero. Chapter 6 Figure . Two first-order process elements acting in parallel. For inverse response Kii Ki 0 K1 K 2 6 - 21