净水厂浮沉池设计关键技术优化  

Optimization of Key Technologies for Design of Flotation-Sedimentation Tank in Water Treatment Plant

作　　者：孟凡良 MENG Fanliang(Shenzhen Municipal Design and Research Institute Co.,Ltd.,Shenzhen 518029,China)

机构地区：[1]深圳市市政设计研究院有限公司

出　　处：《净水技术》2019年第6期30-34,共5页Water Purification Technology

摘　　要：浮沉池技术可充分发挥气浮和沉淀两种工艺各自的长处,在应对北方地区地表水体季节性水质变化方面有其独特优势。文中对浮沉池净水系统中压力溶气系统、溶气释放系统和气浮(沉淀)分离系统三大组成中的关键技术设计要点进行了分析和总结,对浮沉池设计负荷、主要设计参数的选取以及结构形式等做了深入探讨,并提出了优化建议。The technology of flotation-sedimentation tank gives full play to the advantages of air flotation and sedimentation,and it has unique advantages in dealing with the seasonal water quality changes of surface water in the northern region.The key design points of pressure dissolved air system,dissolved air release system and air flotation (sedimentation) separation system in the water purification system of flotation-sedimentation tank are analyzed and summarized.The design load,selection of main design parameters and structure form of flotation-sedimentation tank are discussed in details,and the optimization suggestions are put forward.

关 键 词：浮沉池 压力溶气 溶气释放 气浮 沉淀 

分 类 号：TU992.02[建筑科学—市政工程]