运动控制系统课程设计报告
目 录
第一章 设计概述................................................................................................................................2
1.1 设计目的...............................................................................................................................2
1.2 设计内容...............................................................................................................................2
1.3 课题设计要求.......................................................................................................................3
1.4 背景知识介绍.......................................................................................................................4
第二章 调速方案选择........................................................................................................................6
2.1 直流调速的一般原理...........................................................................................................6
2.2 开环直流调速系统...............................................................................................................7
2.3 转速负反馈直流调速系统...................................................................................................9
2.4 带电流截止负反馈的直流调速系统................................................................................12
2.5 双闭环直流调速系统.........................................................................................................13
第三章 双闭环调速系统结构以及各功能模块概述....................................................................19
3.1 双闭环调速系统结构概述.................................................................................................19
3.2 速度调节器.........................................................................................................................22
3.3 电流调节器.........................................................................................................................23
3.4 锯齿波同步移相触发电路.................................................................................................25
3.5 电流反馈与过流保护.........................................................................................................26
3.6 转速变换.............................................................................................................................29
3.7 零速封锁器.........................................................................................................................31
3.8 转矩极性鉴别(DPT)...........................................................................................................33
3.9 零电平检测(DPZ)...............................................................................................................34
3.10 逻辑控制(DLC)................................................................................................................34
第四章 双闭环调速系统设计及参数计算.....................................................................................38
4.1 设计准备.............................................................................................................................38
4.1.1 晶闸管选型..............................................................................................................38
4.1.2 电抗器设计..............................................................................................................40
4.1.3 变压器容量计算......................................................................................................41
4.1.4 快速熔断器选择......................................................................................................41
4.2 电流调节器的设计.............................................................................................................42
4.3 转速调节器的设计.............................................................................................................44
4.4 系统设计小结.....................................................................................................................48
第五章 小结......................................................................................................................................49
参考文献...........................................................................................................................................51
附录:运控实验...............................................................................................................................52
6.1 系统实验调试概述.............................................................................................................52
6.2 触发器的整定.....................................................................................................................54
6.3 系统的开环运行及特性测试.............................................................................................55
6.4 系统单元调试.....................................................................................................................58
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