叙述了全电子安全系统中动态开关的基本概念及其组成部分 ,并应用计算机仿真技术和试验相结合的方法对各组成部分进行了设计与分析 ,该动态开关曾应用于全电子安全系统中 ,试验结果良好 Describes the basic concepts and components of the dynamic switch in the whole electronic safety system, and designs and analyzes the components by using the method of computer simulation and experiment. The dynamic switch has been used in the whole electronic safety system, The test result is good