【摘要】 阐述了精确线性化的原理,讨论了非线性系统状态反馈精确线性化的计算机代数设计方法,采用Matlab完成了相应软件包的开发,并使用该软件包对电力系统中汽轮发电机组汽门开度的非线性控制实例进行了仿真研究。仿真结果表明,引入了设计得到的非线性控制量后,电力系统的稳定性得到了有效提高。更多还原

【Abstract】 The principle of exact linearization is presented and the computer algebra design method for the exact linearization of state feedback in nonlinear control system is discussed.The corresponding software package is developed with Matlab and applied in the nonlinear control of steam valve in steam turbine generator set of power system for simulative analysis.Simulative result shows that the system stability is effectively improved after the nonlinear control variable is imported.This project is supported by the National Natural Science Fund of China(60343002).更多还原