主功率开关 meaning in Chinese

master power switch

This paper investigates the insulate gate bipolar transistor ( igbt ) used as the main switch in pulsed power supply . firstly , the igbt " s characteristics , principle and applications are introduced
本文在分析了中大功率igbt特性、工作原理及应用背景的基础上，将其作为材料表面防护处理的特种脉冲电源主功率开关器件。
In order to realize high frequency and decrease the cubage and weight of the converter , aimed at ppf topology , this paper analysised three kinds of resonant networks to realize main mosfet with zcs turned off . working process and dissipation of the respective network are analyzed in detail ; moreover design principle and calculating formula of the resonant parameter are given in this paper . in the end , by compared with three soft - switching topology , respective excellences and disadvantages are given in the paper
针对ppf电路拓扑，分析了实现主功率开关管zcs关断的三种软开关方案，并对各个谐振网络的工作状态和能量损耗进行了详细地分析与理论研究，给出了各谐振网络下的谐振参数的选取原则，最后从效率与拓扑结构上，对三种软开关方案进行了比较，总结了各自的优缺点。