离散频率 discrete frequency
- 设计了一种离散频率的PFM控制方式。
A pulse frequency modulation (PFM) with discrete frequency is designed. - 介绍了用于感应电机起动的离散频率控制方法。
A discrete frequency control method is proposed for thyristorized static switch. - 介绍了一种基于离散频率原理的电机软启动控制方法。
A kind of induction motor soft start control method based on discrete frequency principle is introduced.
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