At present the dosing control of domestic factory is based on streaming current detector(SCD) feed-back control and based on mathematic model feed-forward coagulant dosing control. But the results of both coagulant control schemes are not satisfying.
目前国内众多水厂采用的混凝投药控制主要是基于流动电流的反馈投药控制和基于传统数学模型的前馈投药控制,控制效果都不太理想,存在沉淀池出水浊度波动大,药剂浪费严重等问题。
参考来源 - 水厂监控系统的研究与设计·2,447,543篇论文数据，部分数据来源于NoteExpress
In this paper, the application of PLC in chemical dosing control system of water supply plant was presented in brief.
简要介绍了PL C在自来水厂加药自动控制系统中的应用。
The problems existed in the original lime systems have been solved by changing blanking equipment and the modes of dosing control.
某电厂通过更换下料设备和改变加药控制方式，解决了原石灰系统存在的诸多问题。
This paper introduces the components and control process of the automatic dosing control system in dewatering workshop of Huyan water Plant, and analyzes the safe reliability of the system.
介绍了呼延水厂脱水车间加药自控系统的构成及控制过程，并对系统安全可靠性进行了分析。
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