【摘要】 介绍了四象限整流器为核心的电力机车系统,阐述了四象限整流器的运行原理及控制电路设计。提出一种简单的电压空间矢量算法,该算法根据参考电压直接计算位置和作用时间,从而大大简化了计算,用Matlab对系统进行了仿真,仿真结果验证了所提出的电压空间矢量算法的有效性。更多还原

【Abstract】 Electric locomotive system mainly concentrated on 4-quardant rectifier is stated. Circulate principle and control system design of electric locomotive 4-quardant rectifier are presented.A simplified algorithm is proposed for space voltage vector,which significantly simplifies calculation of vector position and operation time ,according to reference voltage. The result by Matlab simulation proves the reality of algorithm of space voltage vector.更多还原