请问大家,交流伺服电机和直流伺服电机在控制上有什么区别呢? 交流伺服电机和直流伺服电机的区别

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看你针对什么说的,市面上买卖和应用的一般是交流伺服系统和直流伺服系统,它包含了电机驱动器,我们一般做自动化设计中所谓的伺服控制就是针对伺服系统而言如果是这个层面,二者控制并无区别,二者的区别在于价格和性能上。直流伺服价格便宜,但是直流伺服电机有个比较麻烦的东西,就是碳刷,这个东西是易损件,需要经常更换。直流伺服要做到大功率也比较困难。

若是针对交流伺服电机和直流伺服电机的层面来说,交流伺服电机的驱动设计比直流伺服要复杂和困难,如果是自己设计驱动器,选择直流伺服电机会降低设计难度。当然,做到这个层次,已经不单纯是工业自动化的范畴了,涉及到光学、数模电,单片机软硬件设计等等全面的知识。

交流伺服电机和无刷直流伺服电机在控制上的区别:交流伺服要好一些,因为是正弦波控制,转矩脉动小。直流伺服是梯形波,但直流伺服比较简单,便宜。

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