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diffusion_module Module Reference

Module for computing anomalous transport by solving a simple Fick's law transport equation. More...

Public Attributes

logical diff_on =.false.
 Switch for anomalous diffusion. More...
 
logical diff_nonlinear =.false.
 Switch for including nonlinear terms. More...
 
integer diff_bd_option =0
 Boundary damping option: (0) Damp the diffusivities, (1) damp the entire RHS. More...
 
real(kind=8) diff_bd_in =0D0
 inner boundary for anomalous diffusion More...
 
real(kind=8) diff_bd_out =1D0
 outer boundary for anomalous diffusion More...
 
real(kind=8) diff_bd_shift_in =0.05D0
 Shift relative to sml_diffusion_bd_in where diff. coeff starts to decay. More...
 
real(kind=8) diff_bd_shift_out =0.05D0
 Shift relative to sml_diffusion_bd_out where diff. coeff starts to decay. More...
 
real(kind=8) diff_bd_width_in =0.02D0
 Decay length of diffusion coefficients in rgn 1 and 2 (inner bd) More...
 
real(kind=8) diff_bd_width_out =0.02D0
 Decay length of diffusion coefficients in rgn 1 and 2 (outer bd) More...
 
real(kind=8) diff_bd_width_priv =0.02D0
 Decay length of diffusion coefficients in private region. More...
 
logical diff_pol_peak =.false.
 Whether the diffusion coefficient is constant or varies on a flux-surface (with Gaussian) More...
 
real(kind=8) diff_pol_peak_amp =0.2D0
 Mimimum of the poloidal scaling function of the diffusion operator. More...
 
real(kind=8) diff_pol_peak_angle =0D0
 Geometric poloidal angle at which the diffusion coefficient is peaked (rad/pi) More...
 
real(kind=8) diff_pol_peak_width =0.5D0
 Width of the peak of the diffusion coefficients (rad/pi) More...
 

Detailed Description

Module for computing anomalous transport by solving a simple Fick's law transport equation.

Member Data Documentation

real (kind=8) diffusion_module::diff_bd_in =0D0

inner boundary for anomalous diffusion

integer diffusion_module::diff_bd_option =0

Boundary damping option: (0) Damp the diffusivities, (1) damp the entire RHS.

real (kind=8) diffusion_module::diff_bd_out =1D0

outer boundary for anomalous diffusion

real (kind=8) diffusion_module::diff_bd_shift_in =0.05D0

Shift relative to sml_diffusion_bd_in where diff. coeff starts to decay.

real (kind=8) diffusion_module::diff_bd_shift_out =0.05D0

Shift relative to sml_diffusion_bd_out where diff. coeff starts to decay.

real (kind=8) diffusion_module::diff_bd_width_in =0.02D0

Decay length of diffusion coefficients in rgn 1 and 2 (inner bd)

real (kind=8) diffusion_module::diff_bd_width_out =0.02D0

Decay length of diffusion coefficients in rgn 1 and 2 (outer bd)

real (kind=8) diffusion_module::diff_bd_width_priv =0.02D0

Decay length of diffusion coefficients in private region.

logical diffusion_module::diff_nonlinear =.false.

Switch for including nonlinear terms.

logical diffusion_module::diff_on =.false.

Switch for anomalous diffusion.

logical diffusion_module::diff_pol_peak =.false.

Whether the diffusion coefficient is constant or varies on a flux-surface (with Gaussian)

real (kind=8) diffusion_module::diff_pol_peak_amp =0.2D0

Mimimum of the poloidal scaling function of the diffusion operator.

real (kind=8) diffusion_module::diff_pol_peak_angle =0D0

Geometric poloidal angle at which the diffusion coefficient is peaked (rad/pi)

real (kind=8) diffusion_module::diff_pol_peak_width =0.5D0

Width of the peak of the diffusion coefficients (rad/pi)


The documentation for this module was generated from the following file: