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樓主  發(fā)表于: 2011-02-17 11:26
請問(wèn)各位大俠，我在用模擬量來(lái)控制變頻器速度 ，就是在運行過(guò)程中可以更改速度嗎，在程序中改變數字量的值，有什么值得注意的問(wèn)題嗎，謝謝指教
gk1234
有反饋，才控制
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1樓  發(fā)表于: 2011-02-19 10:32
變頻器速度控制主要就是滿(mǎn)足設備和工藝所要求的速度曲線(xiàn)，就是按時(shí)間或空間位置加速，勻速，減速而已

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