The propagation of strong cylindrical shock wave in a rotating axisymmetric non-ideal gas with radiation heat flux

被引:5
|
作者
Yadav, Shalini [1 ]
Singh, Deepika [2 ]
Arora, Rajan [1 ]
机构
[1] Indian Inst Technol Roorkee, Roorkee, India
[2] Netaji Subhas Univ Technol, Dept Math, New Delhi, India
关键词
Lie group of transformations; shock waves; similarity solutions; ADIABATIC FLOW; ENERGY;
D O I
10.1002/mma.9153
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this manuscript, we studied a quasi-linear hyperbolic system of partial differential equations which describes the one-dimensional adiabatic unsteady flow behind a strong cylindrical shock wave propagating in a rotating non-ideal gas, which has a varying azimuthal fluid velocity together with a varying axial fluid velocity, with radiation heat flux, and similarity solutions are obtained by using the Lie group-theoretic method. The basic idea of this method is that it changes the system of PDEs representing the one-dimensional flow through the similarity variable to the system of ODEs. The flow profiles are drawn behind the shock followed by a brief discussion on the behavior of the solutions via graphs. The effects of variation in non-ideal parameter, adiabatic index of the gas, Alfven-Mach number and ambient azimuthal velocity exponent on the flow variables are described. All numerical calculations have been performed using the "Mathematica" software.
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页码:10814 / 10832
页数:19
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