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Influence of diamagnetic drifts on critical beta in tokamaks

W.M. Tang, R.L. Dewar, J. Manickam1982年被引用 47Nuclear FusionIF 3出版社

In specific cases, the critical beta (βc) for stability against internal magnetohydrodynamic (MHD) ballooning modes can be improved significantly by taking into account the stabilizing influence of the ion diamagnetic drifts. This kinetic modification to the ideal MHD analysis and radial corrections to the local theory are included in a calculation of βc as a function of toroidal mode number (n) for a particular tokamak equilibrium sequence of interest.

日本語訳

特定の臨界ベータ値(βc)は、内部磁気流体力学(MHD)バルーニングモードに対する安定性に関して、イオン反磁性ドリフトの安定化効果を考慮することにより、大幅に改善され得る。この運動論的補正を理想MHD解析に組み込み、局所理論への動径方向の補正を加えた上で、特定のトカマク平衡系列に対するβcをトロイダルモード数(n)の関数として計算する。

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