Simulation of axisymmetric two - dimensional shock tube driven by hydrogen oxygen detonation 軸對稱二維氫氧爆轟驅動激波管的模擬
Numerical simulation of two - dimensional shock boundary - layer interaction between a rocket and booster 助推器附近二維激波邊界層干擾的數(shù)值分析
The numerical simulation of axisymmetric two - dimensional shock tube is studied , which has a conical convergent section , and its driving gas is the hot product of hydrogen oxygen detonation . finite volume tvd scheme is adopted and the mesh is local orthogonal . the primitive equations are euler s equations of multi - component flow . the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions . the mechanical character of this shock tube is analyzed 對由前向爆轟產生驅動氣體并具有局部錐形收縮截面的軸對稱激波管利用兩相常比熱完全氣體的歐拉方程組和有限體積tvd格式在局部正交的網格上進行了二維數(shù)值模擬。將消除兩種介質界面處數(shù)值振蕩的新方法成功地推廣到二維情況。分析了該激波管的力學特性。