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wsnmhb
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樓主  發(fā)表于: 2017-09-29 08:17
有個(gè)運動(dòng)小車(chē)帶編碼器,在一條路軌上運動(dòng),有20個(gè)固定位置點(diǎn),固定位置點(diǎn)沒(méi)有檢測開(kāi)關(guān)。固定點(diǎn)的位置可以算出來(lái)。手動(dòng)控制小車(chē)前進(jìn)和后退,只有到任意一個(gè)固定位置才能停車(chē),到達固定位置之前開(kāi)始減速,操作臺帶觸摸屏在路軌一端控制!
zqszk123
集百家之所長(cháng),融百家之所思,揚百家之所名!
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1樓  發(fā)表于: 2018-08-20 11:11
用變頻器加編碼器加模擬量輸出模塊,自己寫(xiě)一個(gè)加減速的程序,公式是:S=Vt+1/2a(t*t),V=V0+at,開(kāi)放出減速段長(cháng)度S和運行速度V,還有減速時(shí)間t,通過(guò)公式可以計算出每時(shí)每刻的速度,然后把速度換成模擬量控制小車(chē)就好了!祝你成功!

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