目录目录..................................................................................................................................................1摘要.....................................................................................................................................1第1章引言..............................................................................................................................11.1电力电子技术的发展和应用............................................................................................11.2论文研究目标和意义........................................................................................................11.3论文章节安排....................................................................................................................2第2章方案论证与选型...............................................................................................................32.1总体设计分析....................................................................................................................32.2方案论证与选择................................................................................................................32.2.1整流电路.................................................................................................................32.2.2交流调压电路.........................................................................................................52.3方案确定............................................................................................................................6第3章硬件电路设计...................................................................................................................73.1原理分析及电路总体框图................................................................................................73.2调光灯主电路....................................................................................................................73.2.1晶闸管...................................................................................................