Shock wave solution for the planar, cylindrically, and spherically symmetric flows of non-ideal relaxing gas

被引:2
|
作者
Chaturvedi, Shweta Rahul Kumar [1 ]
Singh, L. P. [1 ]
机构
[1] Banaras Hindu Univ, Indian Inst Technol, Dept Math Sci, Varanasi 221005, Uttar Pradesh, India
关键词
Shock wave; Relaxing gas; Non-ideal gas; Hyperbolic PDEs; WEAK DISCONTINUITY; PROPAGATION; EXPANSION; EQUATIONS;
D O I
10.1016/j.cjph.2022.07.002
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In the present article, we investigate one-dimensional non-ideal relaxing gas to study solution of shocks for planar and non-planar flows, more specifically cylindrically symmetric, and spherically symmetric flows. The analytic solution of the problem is determined in the characteristic plane. It signifies that linear solution in this plane reveals non-linear behavior in the physical plane. Also, the condition of shock formation has been determined by analyzing the growth and deterioration of shocks using transport equations. It is observed that nature of the solution completely depends upon relaxing gas parameters and non-idealness. All computations are done using computational package MATHEMATICA.
引用
收藏
页码:118 / 126
页数:9
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