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The limitation of the previous compensation method for the distortion characteristic of control valve
The author: Time:2020/12/18

  對(duì)調(diào)節(jié)閥特性畸變的補(bǔ)償,已有許多學(xué)者提出過(guò)多種補(bǔ)償方法,如在閥門定位器中裝非線性凸輪片、加法器和乘除器組成的補(bǔ)償器等。

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  在使用計(jì)算機(jī)的控制系統(tǒng)中,用軟件方法也可以實(shí)現(xiàn)對(duì)調(diào)節(jié)閥特性的補(bǔ)償。但是以上各種方法都存在一定的局限采用乘除器來(lái)補(bǔ)償閥畸變特性的方法,存在局限性、穩(wěn)定性及可靠性等諸多問(wèn)題。

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