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机构地区:[1]西南交通大学电气工程学院,四川成都610031
出 处:《机车电传动》2008年第6期48-50,71,共4页Electric Drive for Locomotives
摘 要:建立了基于列车传动系统的24脉波整流供电系统仿真平台,对城轨24脉波供电整流机组移相原理进行分析和建模,将基于SVPWM三电平逆变器供电的矢量控制牵引传动系统作为负载,模拟仿真了在理想电源供电和24脉波供电时电机的运行情况。同时,对列车各种运行状态下电网的谐波和直流侧电压进行了分析。仿真结果表明,24脉波供电性能良好,联合仿真平台能有效地分析交流侧、直流侧及列车运行之间的相互影响。In this paper, the 24 pulse rectifier power supply simulation model is built based on train drive system and the phase-shift principle of the 24-pulse rectifiers in urban power supply is analyzed and modeled. Considering three-level inverter SVPWM vector controlled traction system as the load, the running states are simulated with ideally power supplier and 24-pulse rectifiers supplier .At the same time, harmonic of the AC side is analyzed in different running states of the train as well as DC side voltage harmonic. Results show that the 24-pulse supplier has good performance, the combination simulation platform could effectively analyze the influence among AC side, DC side and operation state of the train.
分 类 号:U223.5[交通运输工程—道路与铁道工程] TP391.9[自动化与计算机技术—计算机应用技术]
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