【作者】 彭天好； 朱刘英； 胡佑兰；

【Author】 PENG Tian-hao ZHU Liu-ying HU You-lan(School of Mechanical Engineering,Anhui University of Science and Technology,Huainan 232001)

【机构】 安徽理工大学机械工程学院；

【摘要】 介绍了泵控马达变转速调速实验系统的组成,推导了变频器及电机的数学模型,根据数学模型在AMESim中构建了变频器及电机的仿真模型,并与液压系统回路仿真模型相结合,从而在AMESim中建立了泵控马达变转速调速系统的仿真模型,并对系统的开环及闭环PID特性进行了仿真分析,通过仿真分析,得到了有益的结论。更多还原

【Abstract】 The pump-control-motor variable speed experimental system is introduced,the frequency converter and motor mathematical model are derived.Based on these mathematical models,corresponding simulation model in AMESim is built,and combined with the hydraulic system circuit simulation model,the pump-control-motor variable speed system simulation model is established in AMESim.The open-loop and closed-loop PID characteristics of the system are analyzed.By simulation,some useful conclusions are drawn.更多还原