本文以大时滞温度控制系统为研究对象，提出一种改进型Smith预估控制算

法，通过设计自适应非线性反馈回路来自适应调节参数，从而满足对象参数大幅

度变化的要求-In this paper, large time delay the temperature control system for the study, to provide an improved Smith predictor control algorithm by designing adaptive nonlinear feedback loop to adaptively adjust the parameters to meet the requirements of a substantial change in the object parameter