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Using Duckbill Valve Manifold Systems for Mixing Water Storage Tanks 使用鸭嘴阀歧管系统混合储水箱
发布日期: 2007-06-01
本powerpoint演示文稿首先列出了常见的储水箱类型,并指出所有类型的储水箱在几何结构和典型的入口/出口(I/O)管道的短路和混合方面都有独特的挑战。它指出,维持水库水质需要混合系统设计和水箱的运行/波动相结合。它提到了2006年AwwaRF关于3DLIF比例建模的项目,题为Philip J.W.Roberts等人的“储水箱中混合的物理建模”。概述的主题包括:短路;流体动力混合;经验混合时间方程; 混合时间方程仅限于相同的入口和水箱水温;进水与罐水温差的影响;TIDEFLEX“鸭嘴”止回阀;为什么使用鸭嘴流形;以及优化的鸭嘴兽歧管配置——圆形和矩形储液罐。包括数字。
This powerpoint presentation begins by listing common types of water storage tanks, and states that all types have unique challenges with short-circuiting and mixing from geometry and typical inlet/outlet (I/O) piping. It states that maintaining water quality in reservoirs takes a combination of mixing system design and operation/fluctuation of the tank. It mentions a 2006 AwwaRF Project on 3DLIF scale modeling titled, "Physical Modeling of Mixing in Water Storage Tanks" by Philip J.W. Roberts et al. Topics outlined include: short-circuiting; hydrodynamic mixing; empirical mixing time equation; mixing time equation is limited to same inlet and tank water temperature; effect of temperature differential between inlet water and tank water; TIDEFLEX "Duckbill" Check Valves; why Duckbill Manifolds are utilized; and, optimized Duckbill Manifold configurations - circular and rectangular reservoirs. Includes figures.
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发布单位或类别: 美国-美国给水工程协会
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