原文传递 COMPUTATION OF VELOCITY AND PRESSURE VARIATION ACROSS AXISYMMETRIC THICK TURBULENT STERN FLOWS
题名: COMPUTATION OF VELOCITY AND PRESSURE VARIATION ACROSS AXISYMMETRIC THICK TURBULENT STERN FLOWS
作者: Thomas T. Huang and Mlng-Shun Chang
关键词: Thick turbulent stern flows, boundary layer, turbulence modeling; viscous-lnviscid flow interaction, axisymmetric flows.
摘要: When the curvature of a ships surface is large and the stern boundary layer is thick the cross-stream inviscid velocity and pressure variation becomes important in stern boundary layer computations.! The second momentum equation is of the form where k is the curvature of the stern flow, which is different from the surface curvature of the body, u is the velocity along a streamline, p is the pressure, and p is the mass density of the fluid. Two viscous-inviscid interaction computation procedures are presented. One uses a marching technique in a natural streamline coordinate system together with the K-C turbulence model to solve the axisymmetric Reynolds-averaged
报告类型: 科技报告
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