RichardsSeff2gasVG.h File Reference

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Classes
class	RichardsSeff2gasVG
	van-Genuchten gas effective saturation as a function of (Pwater, Pgas), and its derivs wrt to those pressures. More...

Functions
template<>
InputParameters	validParams< RichardsSeff2gasVG > ()

Function Documentation

validParams< RichardsSeff2gasVG >()

template<>

InputParameters validParams< RichardsSeff2gasVG >

(

)

Definition at line 19 of file RichardsSeff2gasVG.C.

{
  InputParameters params = validParams<RichardsSeff>();
  params.addRequiredRangeCheckedParam<Real>("al",
                                            "al > 0",
                                            "van-Genuchten alpha parameter.  Must "
                                            "be positive.  Single-phase VG seff = "
                                            "(1 + (-al*c)^(1/(1-m)))^(-m)");
  params.addRequiredRangeCheckedParam<Real>(
      "m",
      "m > 0 & m < 1",
      "van-Genuchten m parameter.  Must be between 0 and 1, and optimally "
      "should be set to >0.5   Single-phase VG seff = (1 + "
      "(-al*p)^(1/(1-m)))^(-m)");
  params.addClassDescription("van-Genuchten effective saturation as a function of (Pwater, Pgas) "
                             "suitable for use for the gas phase in two-phase simulations.  With "
                             "Pc=Pgas-Pwater,   seff = 1 - (1 + (al*pc)^(1/(1-m)))^(-m)");
  return params;
}