An implicit solver for incompressible unsteady flows is presented,based on the dynamic hybrid mesh proposed by the authors previously.

Based on the dynamic hybrid mesh generator and the unsteady incompressible solver developed by the authors before,the "clap-fling" motion as well as the flapping motion of a single wing are studied numerically in this paper.

Numerical simulation of flow and pollutants in the north branch of Changjiang estuary by hybrid grids flux difference splitting scheme;

Using preconditioning method to simulate steady/unsteady flows at all speeds on hybrid grids;

Flow simulation of missile with grid fins using structured-unstructured hybrid grids;

Numerical simulation of hypersonic viscous flow with chemical non-equilibrium effects on hybrid grid;

In the numerical simulations of aerocraft′s drag,huge hybrid grids with order of million grid points are necessary,and sometimes super hybrid grids whose grid points are more than ten million are required.

Based on Jameson s finite volume method,an Euler equation solver with high precision hybrid grid is developed to calculate the aerodynamic characteristics of ejection escape system with complex,non-regular and non-streamline shape.

The numerical scheme is established on hybrid meshes using finite volume method,the inviscid fluxes are approximated using the flux-vector splitting method with the new Jacobian matrix splitting,and the time integration is a 5-stage explicit Runge-Kutta scheme,a hyperbolic divergence cleaning technique is introduced to avoid the magnetic .

An approach integrating element topology optimization with whole mesh smoothing optimization based on the hybrid meshes generated by the algorithm of constratined quadrilateral mesh generation.

Upwind flux vector splitting scheme for chemical non-equilibrium flows on hybrid meshes and its parallelization;

In the paper,an efficient method is designed to convergence hybrid meshes,and the multigrid algorithm has been developed to accelerate the Navier-Stokes equation to a steady state.

A parallel virtual machine (PVM) protocol based parallel computation of 3-D hypersonic flows with chemical non-equilibrium on hybrid meshes is presented.