Linear stability of certain translationally symmetric MHD equilibria with incompressible flow

In this paper, the linear stability analysis for ideal incompressible magnetohydrodynamic (MHD) flows is investigated. MHD flows in cylindrical domains with arbitrary cross-section as well as circular cross-section are considered. A solution method for obtaining solutions of the full MHD equations o...

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Main Authors: S.M. Moawad, A.A. Ramadan, D.A. Ibrahim, O.H. El-Kalaawy, E.T. Hussain
格式: 文件
语言:English
出版: Elsevier 2017-01-01
丛编:Results in Physics
在线阅读:http://www.sciencedirect.com/science/article/pii/S2211379717306526
实物特征
总结:In this paper, the linear stability analysis for ideal incompressible magnetohydrodynamic (MHD) flows is investigated. MHD flows in cylindrical domains with arbitrary cross-section as well as circular cross-section are considered. A solution method for obtaining solutions of the full MHD equations of incompressible flow is constructed. Two criteria around the linear stability of that flow are applied to several nonlinear equilibria with constant and non-constant Mach number. The constructed method is exploited in obtaining sufficient conditions for linear stability of the former equilibria. Keywords: Magnetohydrodynamics, Stability, Incompressible flows, Exact equilibria
ISSN:2211-3797