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Energy principle for stability of general force-free MHD equilibria

M.S. Chu, T.H. Jensen, J.K. Lee1982年被引用 3Nuclear FusionIF 3出版社

An energy principle has been constructed for the determination of stability of general force-free equilibria against ideal- and dissipative-(tearing)-MHD modes. The concept of accessible neighbouring equilibria, with the inclusion of singular currents on mode rational surfaces, is used. The driving source of these instabilities may be either the parallel current density or the parallel current density gradient. This energy principle is well suited for numerical implementation. Reduction of this energy principle to some known cases is also presented

日本語訳

フォースフリー平衡の、理想および散逸性(テアリング)MHDモードに対する安定性の決定のためのエネルギー原理が構築された。モード有理面上の特異電流を含む、到達可能な近傍平衡の概念が用いられる。これらの不安定性の駆動源は、平行電流密度または平行電流密度勾配のいずれかであり得る。このエネルギー原理は数値実装に適している。このエネルギー原理のいくつかの既知のケースへの簡約も提示される。

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Magnetohydrodynamics
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