污水处理厂化学除磷自动控制系统优化研究
- 环保小兵 王续
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2020-01-09 14:45:32
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126 给水排水 Vol.42 No.7 2016计算机技术污水处理厂化学除磷自动控制系统优化研究邱 勇 李 冰 刘 垚 侯艳玲 施汉昌(清华大学环境学院环境模拟与污染控制国家联合重点实验室,北京 100084) 摘要 以某污水处理厂化学除磷工艺为例,设计了时序控制、流量前馈、出水浓度反馈等动态加药控制系统,并通过生产性试验比较了控制效果,发现出水反馈控制简单易行、可靠性好。总结了化学除磷自动控制系统设计的要点。关键词 污水处理 化学除磷 自动加药 前馈策略 反馈控制Optimal control of chemical precipitation of phosphorousin wastewater treatment plantsQiu Yong,Li Bing,Liu Yao,Hou Yanling,Shi Hanchang(Environmental Simulation and Pollution Control Joint State-Key Laboratory,School of Environment,Tsinghua University,Beijing 100084,China)Abstract:Taking a chemical removal of phosphorus in a wastewater treatment plant as exam-ple,an automatic dosing system was designed including time-dependent series,influent feedforwardand effluent phosphorous feedback control loop.A production experiment was carried out to studyits control performance and it was found that feedback control was simple,effective and reliable.Finally,this paper summarized the key points in the design of automatic chemical phosphorus re-moval control
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