动车组变流器中间直流电压保持控制策略研究  

Research on DC-link Voltage Hold Control Strategy for EMUs Converter

作　　者：蒋威[1,2] JIANG Wei(Locomotive & Car Research Institute,China Academy of Railway Sciences,Beijing 100081,China;Beijing Zongheng Electro-Mechanical Technology Development Co.,Ltd.,Beijing 100081,China)

机构地区：[1]中国铁道科学研究院机车车辆研究所,北京100081 [2]北京纵横机电技术开发公司,北京100081

出　　处：《机车电传动》2019年第2期35-40,共6页Electric Drive for Locomotives

基　　金：中国铁道科学研究院基金项目(2017YJ012)

摘　　要：介绍了动车组变流器中间直流电压保持模式的特点及应用工况,提出了基于矢量控制的中间直流电压保持控制策略,从理论上分析了控制策略中前馈补偿对控制的影响,给出了前馈功率的计算方法。最后通过试验结果验证了控制策略的有效性。The characteristic and application of DC-link voltage hold mode for EMUs converter were introduced,and the DC-link voltage hold control strategy based on vector control was proposed.The influence of feed-forward compensation in control strategy was analyzed theoretically,and the calculation method of feed-forward power was provided.Finally,the validity of the control strategy was verified by the experiment results.

关 键 词：动车组 变流器 中间直流电压 再生制动 过分相 无动力回送 高速列车 

分 类 号：U266.2[机械工程—车辆工程]