Title: Numerical Simulation of Drag Reduction of Circular Pipe with Superhydrophobic Wall in Turbulent Flow
Abstract:For the possible drag reduction application of superhydrophobic surface,the turbulent flow in circular pipe with a superhydrophobic wall was studied by numerical simulation.It is found that in turbule...For the possible drag reduction application of superhydrophobic surface,the turbulent flow in circular pipe with a superhydrophobic wall was studied by numerical simulation.It is found that in turbulent flow,there is a critical Reynolds number.When the Reynolds number of flow is larger than the critical Reynolds number,the flow shows drag reduction and vice versa.The results of analysis of the fluid field show that the exit of no slip boundary and shear-free boundary on superhydrhobic surface is the key reason for this phenomena.Read More
Publication Year: 2009
Publication Date: 2009-01-01
Language: en
Type: article
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Cited By Count: 2
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