可压缩气体通过渐缩形弯道的二维瞬态流动数值模拟

Tow Dimentional Numerical Simulation for Compressible Fluid Transient flow Through a Converging Curve

本文采用非定常二维任意拉格朗日——欧拉(ALE)方法对可压缩气体通过渐缩形90度弯道的二维非定常流动进行了数值模拟。模拟对象为不同强度的压缩波进入弯道入口后的流动情形。数值模拟是在微机上实现的。数值模拟计算方法及结果对各类进排气道的气动设计有一定的启发意义。

This paper is about Tow Dimentional Numerical Simulation for Compressible Fluid Transient flow Through a Converging Curve With ALE technique. The results are useful for airdynamics design in inlet-outlet pipe flow in engin.