电气工程课程设计反激型开关电源设计.doc

东 北 石 油 大 学 课 程 设 计 2012年 7月 18 日 东北石油大学课程设计任务书 课程 电气工程课程设计 题目 反激型开关电源电路设计 专业 电气工程及其自动化 姓名 学号 主要 2012.7.10至2012.7.18 指导教师 专业负责人 2011年 7 月 9 日 电气工程课程设计（报告） 目 录 1 设计要求 .............................................................................................................. 2 2 电路的设计原理 .................................................................................................. 2 2.1 电路的总体方案设计 ··············································································· 2 2.2开关稳压电源原理 ···················································································· 2 3 开关变压器设计 .................................................................................................. 3 3.1 稳压电源设计原理 ················································· 错误！未定义书签。 4 主要元器件的选型 .............................................................................................. 8 4.1 EMI滤波电路 ···························································································· 8 4.2 整流电路的设计 ······················································································· 8 4.3 控制电路模块 ··························································································· 9 4.4反馈电路的设计 ························································································ 9 4.5输出电流反馈 ·························································································· 10 4.6输出整流滤波电路设计 ·········································································· 11 5 电路仿真与结果 ................................................................................................ 12 6 结论 .................................................................................................................... 12 参考文献 ................................................................................................................ 13 1 电气工程课程设计（报告） 1 设计要求 （1）开关电源主电路的设计和参数选