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pxchj
可能是個(gè)菜鳥(niǎo),僅此而已!
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樓主  發(fā)表于: 2008-09-07 10:25
在線(xiàn)連續感應加熱,速度是300m/min,5個(gè)傳動(dòng)用的變頻器采用安川的,編碼器是日本尼米康500線(xiàn)的,德國紅外測溫儀(4~20mA),加熱溫度要求穩定在500±10℃,加熱部分程序原來(lái)我是用別的方式實(shí)現(加熱功率隨速度成正比),但因為編碼器測的速度老是來(lái)回變動(dòng),誤差較大,導致溫度也隨之來(lái)回波動(dòng),測溫儀是開(kāi)環(huán)的,只顯示溫度不參與控制。我準備用PID調節方式來(lái)控溫使之基本恒定不變,把測溫儀加入到閉環(huán)里。我的問(wèn)題是:這么快的加熱速度(300m/min)用PID控溫可以嗎?沒(méi)用過(guò)PID程序,具體該怎么作呢?期盼有用過(guò)此類(lèi)方式的老兄指點(diǎn)并與我交流!回帖或QQ(39115806)交流都行。謝謝!
mengyu520
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1樓  發(fā)表于: 2010-02-02 10:24
可以的,我司的生產(chǎn)線(xiàn)上使用

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