Multiple Droplets - Local discontinuous Galerkin - FEM - Ghostfluid - Euler Equ. - Python/Matlab/C++

Опубликовано: 19 Май 2026
на канале: DGSEM
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Multiple Moving Droplets with Surface Tension :

Velocity, Pressure

Python/Matlab/C++ Code on a Cartesian Grid:

Lagrange Polynomials
Legendre Gauss-Gauss Distribution
Polynomial Degree=2
Order of Convergence=3
nx x ny = 192 x 64
vapor = perfect gas
liquid = stiffened gas
Surface tension = Young Laplace

Hamiltian Equation (Levelset Reinitialization) and Multiphase Stuff:
Sharp-Interface method
Ghostfluid method
Two-phase Riemann problem
Local discontinuous Galerkin Method (LDGSEM)

Euler Equations:
Discontinuous Galerkin Method (DGSEM)
Shockcapturing at Interface + Persson Indicator: Finite Volume Subcell