This paper discusses the slip frequency control of variable frequency regulating speed system, and analyses the shortage of this control way.
本丈对转差频率控制的变频调速系统进行讨论，分析这种控制方式所存在的不足；
In addition, the motor's speed problem is solved by Space vector frequency speed regulating. The type 6sx7023-4ec61 transducer is applied to control the speed of the motor effectively.
此外，借助于空间矢量交流变频调速技术，相应采用6sx7023 - 4ec61变频器，有效地控制翻钢机小车的行驶速度。
Fully automatic frequency variation speed regulating NC die cutting production line control system;
全自动变频调速、数控冲切生产线控制系统；
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