shamrock.external.coala.solver_DG.compute_CFL_coag_kdv

shamrock.external.coala.solver_DG.compute_CFL_coag_kdv(eps, nbins, kpol, massgrid, gij, tensor_tabflux_coag, dv)

Function to compute coagulation CFL for DG scheme k>0 piecewise polynomial approximation Function for ballistic kernel with differential velocities dv CFL formulation from Filbet & Laurencot 2004, dt <= mean_g * dm/dF

Parameters

epsscalar, type -> float

minimum value for mass distribution approximation gij

nbinsscalar, type -> integer

number of dust bins

kpolscalar, type -> integer

degree of polynomials for approximation

massgrid1D array (dim = nbins+1), type -> float

grid of masses given borders value of mass bins

gij2D array (dim = (nbins,kpol+1)), type -> float

components of g on the polynomial basis

tensor_tabflux_coag5D array (dim = (nbins,nbins,nbins,kpol+1,kpol+1)), type -> float

array to evaluate coagulation flux

dv2D array (dim = (nbins,nbins)), type -> float

array of the differential velocity between grains

Returns

CFLscalar, type -> float

CFL restriction for coagulation