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為什么交流電機(jī)直接啟動(dòng)的時(shí)候啟動(dòng)轉(zhuǎn)矩比較小呢,? |
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點(diǎn)評(píng)
我懂了 雖然轉(zhuǎn)子電流很大但有功分量并不大 并且氣隙磁通減少 所以電磁轉(zhuǎn)矩并不大 謝謝大俠指點(diǎn)
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