双空间矢量调制两级协调控制能实现整流级零电流换流，极大地减少了开关损耗，提高了变换器的效率。
Double space vector modulation can realize zero current commutation of the rectifier side, greatly reduce the switch loss, and improve the efficiency of the converter.
为此我们确定双馈电机调速时的矢量控制策略即转子电流定向的矢量控制。
The paper gives the vector control speed system of the double-fed machine on the rotor current orientation.
根据矢量控制理论和自动控制原理，建立了转子磁链定向的双馈异步电动机电流模型矢量控制系统。
Based on the theory of vector control and automatic control system, the vector control system of current model for doubly-fed asynchronous machine with field-oriented rotor was established.
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