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Three-dimensional, Multi-Phase Modeling of a Water Nozzle Injection System Using Adaptive Re-Meshing

机译:自适应再网格化的注水嘴系统三维多相建模

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This analysis describes the use of a Volume of Fluid (VOF) multiphase three-dimensional computational fluid dynamics (CFD) model utilizing an OpenFOAM adaptive remeshing technique to simulate the injection of water from a nozzle used in the sound suppression system during rocket launch operations. Adaptive re-meshing reduces the overall mesh and locally refines the mesh in the high gradient areas improving the accuracy of the results at the boundary between the water and air interface. It also helps reduce the overall time to solve and memory required for this time dependent analysis.
机译:该分析介绍了使用体积(VOF)多相三维计算流体动力学(CFD)模型的方法,该模型利用OpenFOAM自适应重排技术来模拟火箭发射操作期间从声音抑制系统中使用的喷嘴注入的水。自适应重新网格划分减少了整体网格,并在高坡度区域局部优化了网格,从而提高了水与空气界面之间边界处结果的准确性。它还有助于减少解决此问题所需的总时间,并减少此时间相关分析所需的内存。

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