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秋耕
牧歌
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樓主  發(fā)表于: 2010-01-11 21:58
哪位老師能指教一下安川變頻器做收卷控制時(shí)，出現速度波動(dòng)甚至停轉的處理方法！
銀河簫聲
xuyaowuxyw
保持良好的心態(tài)很重要
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1樓  發(fā)表于: 2010-01-23 22:04
在壓輥到收卷中有一個(gè)擺輥（邊上安有電位器）是來(lái)調節收卷段的張力的，運行中擺輥應在中間，對于速度環(huán)張力波動(dòng)主要是直徑計算不準或是PI參數引起，直到張力失控電機抱死。若是力矩環(huán)控制，中間是沒(méi)有擺輥的，張力波動(dòng)，主要看力矩信號輸入的大小還有就是速度控制信號，其他應沒(méi)什么了

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