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大不列顛不癲
大不列顛不癲
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樓主  發(fā)表于: 2019-11-22 17:05
1:三菱PLC               FX3U-64M
2:英威騰變頻器       GD35-45G-HIF    閉環(huán)矢量控制模式    2500脈沖絕對值編碼器   
3:主機變頻器是通過(guò)PLC模擬量模塊給變頻器發(fā)送模擬量,從機變頻器走的是主機編碼器分頻的脈沖串

問(wèn)題1:?jiǎn)?dòng)的時(shí)候主機和從機不同步,會(huì )發(fā)生過(guò)沖現象(給定30m/min,主機從機都會(huì )超過(guò)30,再慢慢穩定下來(lái))       
       2:在加減速過(guò)程中各軸速度波動(dòng)很大
秋雨231
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1樓  發(fā)表于: 2019-12-03 14:36
    從功夫角度來(lái)理解就是,以柔克剛,剛的東西需要柔來(lái)解決,柔的東西需要剛來(lái)解決。道理都是相通的。剛的東西用剛解決,必須精度十分高才行,精度不高只能采用柔性方案。

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