单闭环不可逆直流调速系统设计目录第一章中文摘要 ································································································ - 1 -第二章英文摘要 ··········································································错误！未定义书签。

第三章课程设计的目的和意义·············································································· - 1 -1．电力拖动简介 ··························································································· - 1 -2.课程设计的目的和意义·················································································· - 2 -第四章课程设计内容·························································································· - 2 -第五章方案确定 ································································································ - 3 -5.1方案比较的论证 ······················································································ - 3 -5.1.1总体方案的论证比较········································································ - 3 -5.1.2主电路方案的论证比较····································································· - 4 -5.1.3控制电路方案的论证比较·································································· - 6 -第六章主电路设计····························································································· - 7 -6.1主电路工作设备选择 ················································································ - 7 -第七章控制电路设计·························································································· - 8 -第八章结论 ·····································································································- 11 -第九章参考文献 ·······························································································- 11 -第一章中文摘要摘要：为了提高直流调速系统的动态、静态性能，通常采用闭环控制系统（主要包括单闭环、双闭环）。