搅拌机安装和布置

1、适用于,- 市政污水处理 - 工业废/污水处理 - 农业/渔业,集水坑 / 泵站- 去除泥沙沉积- 防止泵停机时被淤积 污水处理厂的生物处理区 - 好氧区 产生流动/避免沉淀 (常用推流器) - 厌氧区、缺氧区- 产生流动,避免沉淀(0.25-0.3 m/s - 0.5% DS) 污泥处理区(不含化学处理的工艺) - 污泥均质/消化/储存区,在市政污水处理中的应用,其它应用,工业 均一化 防止沉淀 工业废水处理 农业，生物质 沼气 （搅拌器） 渔业（推流器）,立式搅拌器,选型- 基本原则,何时使用搅拌器 ? 污泥处理 泵站 生物处理段 (二者都可以),何时使用推流器? 生物处理段 (二者都可以

2、),Water Utility-Engineer Term,搅拌器和推流器的安装,搅拌器安装附件,推流器安装附件,Positioning of mixers,Mixers should be submerged as deep as possible 搅拌器要求布置尽量深,HMIN = 20 40 cm HABOVE 0.5 x DPROP HLIQUID HMIN + 1.5 x DPROP LMIN 2 x DPROP,Positioning of mixers in circular tanks,Steady, circulating flow, preventing sedimenta

3、tion of solids 稳定的循环流动，防止沉淀,Deposited solids are mixed with the liquid 充分搅拌混合悬浮固体颗粒,Positioning of mixers in rectangular tanks Length/width should be 2,5,Steady, circulating flow, preventing sedimentation of of solids 稳定的循环流动，防止沉淀,Deposited solids are mixed with the liquid 充分搅拌混合悬浮固体颗粒,Positioning o

4、f more mixers in one tank,Position two or more mixers in the same tank in such a way that the mixers do not generate opposite flows 当在一个水池中，布置两台或多台潜水搅拌器时，要求每台 潜水搅拌器产生的体积流不相互干扰,Positioning of flowmakers,Flowmakers should be submerged as deep as possible 推流器要求布置尽量深,HMIN = 40 50 cm HLIQUID HMIN + 1.75

5、x DPROP LMIN 2 x DPROP,Positioning of flowmakers in parallel,SFM 0.5 x DPROP SWALL 0.5 m,Positioning of flowmakers in racetrack tanks,L1 = 0.3 to 0.5 x LRECT L1 2 x DPROP L2 2 x DPROP,Positioning of flowmakers in serpentine tanks,L1 = 0.5 x LRECT DPROP WCHANNEL 2 x SWALL SWALL 0.5 m,Positioning of flowmakers in circular tanks,RFLOWMAKER = 0.7 x RTANK DPROP 0.15 x 2 x RTANK,Positioning of flowmakers in annular tanks,DPROP WCHANNEL 2 x SWALL SWALL 0.5 m,Positioning of deflectors in racetrack tanks,It is recommended that deflectors are placed asymmetrically in a racetrack shaped tank. This