The pH control system of centralization process in sugar refinery and the predictive controller designed by using dynamic array control algorithm are presented.

介绍了糖厂酸碱中和的酸度控制系统以及采用动态矩阵控制算法设计的预测控制器。

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After adjustment and operation, it can be seen that the PH value control system of soft water treatment is stable and reliable and the algorithm of controller can meet all the requirements of control.

经现场调试及生产运行表明，软水处理PH值控制系统工作稳定可靠，控制器算法能满足各项控制要求。

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This paper was designed using a PLC and flowmeter, PH dollars, thermometer and the level of industrial components, such as sewage treatment control system.

本文主要设计了一种利用PLC与流量计、PH计、温度计和液位计等组成的工业污水处理控制系统。

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