Fci: Neutral model for curvilinear coorinates#560
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Add tests of sheath physics to FCI
Fix amjuel reaction averaging that cause slow down
Delete more averaging
…iffusion included
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This PR introduces a neutral model that evolves the momentum in all 3 directions. It also introduces the Div_perp operator for the perpendicular convection. It is inspired by
https://iopscience.iop.org/article/10.1088/1741-4326/aa8009/pdf
I tried to work a lot with slope limiters + Lax flux, nonetheless I am not that sure if the simulations are universally stable or how the solver has to be adjusted to handle low density - high velocity regions. It comes with 2 MMS tests already.