利用PLC对三相异步电动机实现变频调速-毕业论文网 关键词: 可编程控制器;变频调速;异步电机 [gap=1708]Key words: PLC; Variable frequency and adjustable speed; Induction motor
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Because the variable frequency and adjustable speed systems are commonly used in the situations which need frequent starting-up and speed adjustment, the inverter-driven induction motor is required to work under different power points.
由于变频调速系统通常应用在需要频繁起动和调速的场合下,高速变频感应电机需要在不同的工况下工作。
参考来源 - 高速感应电动机电磁设计方法的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
This paper presents the methods of transfer function analysis and engineering design for variable frequency adjustable speed system of induction motor supplied by current source inverter.
本文提出了一种异步电动机电流型变频调速系统传递函数的分析及工程设计方法。
This paper induces the lowest limit of frequency for variable-frequency adjustable speed and soft starting, gets the best starting frequency for soft starting.
本文推导出了变频调速及软起动的频率最低限，发现了软起动的最佳起动频率。
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