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發(fā)布時(shí)間: 2020-4-14 14:57
正文摘要:三相異步電機(jī)的制動(dòng)方式主要有機(jī)械制動(dòng)和電氣制動(dòng),機(jī)械制動(dòng)是指利用機(jī)械裝置使電動(dòng)機(jī)斷開(kāi)電源后迅速停轉(zhuǎn)的方法,使其減速,電磁抱閘是常見(jiàn)的機(jī)械制動(dòng)方式。電氣制動(dòng)是指電動(dòng)機(jī)產(chǎn)生一個(gè)和轉(zhuǎn)子轉(zhuǎn)速方向相反的電磁 ... |
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