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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Resolvent problem for linearized compressible Navier-Stokes equations with free surface
自由曲面 线性可压缩 纳维-斯托克斯方程 解问题
2023/4/28
In this talk, we will discuss the resolvent problem for the linearized one of the free surface problem of compressible, viscous and heat-conducting fluid, which is a problem in an infinite strip domai...
Design of free-surface interfaces using RANS equations
Design free-surface interfaces RANS equations
2015/7/3
In this paper, the continuous adjoint methodology to compute shape sensitivities in free-surface hydrodynamic design problems (RANS governing systems) has been developed.
Shape Sensitivity of Free-Surface Interfaces Using a Level Set Methodology
Shape Sensitivity Free-Surface Interfaces Level Set Methodology
2015/7/3
In this paper we develop the continuous adjoint methodology to compute shape sensitivi ties in free-surface hydrodynamic design problems using the incompressible Euler equations and the level set meth...
A boundary element method for the simulation of non-spherical bubbles and their interactions near a free surface
boundary element method singularities solid angle bubble jetting
2012/2/24
The basic principle and numerical technique for simulating two three-dimensional bubbles near a free surface are studied in detail by using boundary element method. The singularities of influence coef...
Validation of a CIP-based tank for numerical simulation of free surface flows
CIP method THINC scheme Free surface flow Wave breaking Wave tank
2012/2/28
A constrained interpolation profile CIP-based numerical tank is developed to simulate violent free surface flows. The numerical simulation is performed by the CIP-based Cartesian grid method, which is...
A numerical study on the free-surface channel flow over a bottom obstacle
open channel flow undular hydraulic jump
2010/3/11
This paper presents the results of a numerical study on a two-dimensional freesurface channel flow over a bottom obstacle. Of main interest is the capability of commercial CFD codes to solve such prob...
Variational theory for 2-dimensional free surface flow: Why are G.L. Liu's variational principles incorrect?
variational theory free boundary problem semi-inverse method
2010/3/12
Interests in variational theory of the problem discussed have grown rapidly in recent years, various variational formulae have appeared in literature. But some of the variational principles are wrong....