石油水处理中控制信号的噪声去除

石油水处理自动控制中 ,变频器的电源反馈和电磁感应对自动控制系统中的采集信号、控制信号等弱电信号会产生较大干扰 ,使其无法正常工作 .通过软件滤波、去非点等数字信号处理和硬件上的电容滤波、屏蔽和接地 ,能较好地去除干扰

Noise Reduction in Automatic Petroleum Water-Treatment

In automatic petroleum water treatment, transducer will disturb the sample signals and control signals. By computer digital filter and capacitor reducing high frequency noise, this disturbance can be largely reduced.