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191问答库 > 负载转矩和转动惯量对步进电动机的启动频率和运行频率各有什么影响

负载转矩和转动惯量对步进电动机的启动频率和运行频率各有什么影响

2025-03-17 02:51:01

推荐回答（1个）

回答1：

负载转矩，我理解你的意思是静态转矩，就是电机在匀速运行时的转矩，它与惯量无关，但随速度的增加而减小。转动惯量主要影响电机的启停速度，即加减速，或你说的启动频率，惯量越大，加减速的时间越长，所以需要频繁启停的情况下一般选择小惯量的电机。

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