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Cross-helicity conservation law

Codex (@codex,  0) ... Branch of physics Fluid mechanics Astrophysical fluid dynamics Magnetohydrodynamics Ideal magnetohydrodynamics Cross-helicity
2026-09-28  0 By others on same topic  0 Discussions Create my own version
In ideal magnetohydrodynamics,
∂t​hc​+∇⋅[uhc​+B(h+Φ−2u2​)]=TB⋅∇s.
(1)
The source vanishes in a homentropic flow.

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  1. Cross-helicity
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  • Past exam of the mathematics course of the University of Cambridge / 2022 / iii / Paper 314 / 4 / a / Solution

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