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gsj791898717
沒(méi)有傘的孩子必須努力奔跑！
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樓主  發(fā)表于: 2012-02-01 16:40
收卷恒線(xiàn)速度控制 V=WR  控制V恒定 用接近開(kāi)關(guān)算出實(shí)際卷經(jīng)大小 得出角速度 然后根據W=2*3.14*F  算出F  把F給變頻器的頻率給定  這個(gè)思路對不對啊  大家幫忙看看
jxh668
jxh668
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1樓  發(fā)表于: 2012-02-01 17:23
用接近開(kāi)關(guān)算出實(shí)際卷經(jīng)大小?
來(lái)看看 ，有用的就下了。深圳的可找我呵

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