Finally, the indirect vector control system is made as the research target and double close loop control systems which contain synchronous current inside loop and speed outside loop are introduced.
首先对磁场定向控制理论进行了详细分析，比较后采用间接磁场定向的控制方法，并建立基于同步电流内环、转速外环的双闭环控制结构。
The double direction alternate control strategy is applied to reduce the blindness of the target selected and approved for improving the reasoning efficiency.
利用双向交替控制策略减少选择目标和证实目标的盲目性，提高了推理效率。
The double direction alternate control strategy is applied to reduce the blindness of the target selected and approved for improving the reasoning efficiency.
利用双向交替控制策略减少选择目标和证实目标的盲目性，提高了推理效率。
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