The objective of this study is to characterize the three-dimensional fluid flow in the vessel containing one ceramic candle filter. The three-dimensional governing equations are formulated in this study and the turbul...The objective of this study is to characterize the three-dimensional fluid flow in the vessel containing one ceramic candle filter. The three-dimensional governing equations are formulated in this study and the turbulent k - ε model is adopted for the numerical computation. It is found that the viscous force is dominant in the porous region with compared to inertia force. Pressure decreases linearly when the flow passing through the porous medium. When the face velocity is 0.03 m/s, the pressure drop is about 350 Pa. It has also been found that the fluid with the spiral motion to be sunk into the filter in the vessel.展开更多
文摘The objective of this study is to characterize the three-dimensional fluid flow in the vessel containing one ceramic candle filter. The three-dimensional governing equations are formulated in this study and the turbulent k - ε model is adopted for the numerical computation. It is found that the viscous force is dominant in the porous region with compared to inertia force. Pressure decreases linearly when the flow passing through the porous medium. When the face velocity is 0.03 m/s, the pressure drop is about 350 Pa. It has also been found that the fluid with the spiral motion to be sunk into the filter in the vessel.
