PorousFlowPermeabilityKozenyCarman.C File Reference

Go to the source code of this file.

Functions
	registerMooseObject ("PorousFlowApp", PorousFlowPermeabilityKozenyCarman)
template<>
InputParameters	validParams< PorousFlowPermeabilityKozenyCarman > ()

Function Documentation

registerMooseObject()

registerMooseObject	(	"PorousFlowApp"	,
		PorousFlowPermeabilityKozenyCarman
	)

validParams< PorousFlowPermeabilityKozenyCarman >()

template<>

InputParameters validParams< PorousFlowPermeabilityKozenyCarman >

(

)

Definition at line 16 of file PorousFlowPermeabilityKozenyCarman.C.

{
  InputParameters params = validParams<PorousFlowPermeabilityBase>();
  MooseEnum poroperm_function("kozeny_carman_fd2=0 kozeny_carman_phi0=1", "kozeny_carman_fd2");
  params.addParam<MooseEnum>(
      "poroperm_function",
      poroperm_function,
      "Function relating porosity and permeability. The options are: kozeny_carman_fd2 = f d^2 "
      "phi^n/(1-phi)^m (where phi is porosity, f is a scalar constant with typical values "
      "0.01-0.001, and d is grain size). kozeny_carman_phi0 = k0 (1-phi0)^m/phi0^n * "
      "phi^n/(1-phi)^m (where phi is porosity, and k0 is the permeability at porosity phi0)");
  params.addRangeCheckedParam<Real>("k0",
                                    "k0 > 0",
                                    "The permeability scalar value (usually in "
                                    "m^2) at the reference porosity, required for "
                                    "kozeny_carman_phi0");
  params.addParam<RealTensorValue>("k_anisotropy",
                                   "A tensor to multiply the calculated scalar "
                                   "permeability, in order to obtain anisotropy if "
                                   "required. Defaults to isotropic permeability "
                                   "if not specified.");
  params.addRangeCheckedParam<Real>(
      "phi0", "phi0 > 0 & phi0 < 1", "The reference porosity, required for kozeny_carman_phi0");
  params.addRangeCheckedParam<Real>(
      "f", "f > 0", "The multiplying factor, required for kozeny_carman_fd2");
  params.addRangeCheckedParam<Real>(
      "d", "d > 0", "The grain diameter, required for kozeny_carman_fd2");
  params.addRequiredRangeCheckedParam<Real>("n", "n >= 0", "Porosity exponent");
  params.addRequiredRangeCheckedParam<Real>("m", "m >= 0", "(1-porosity) exponent");
  params.addClassDescription(
      "This Material calculates the permeability tensor from a form of the Kozeny-Carman equation, "
      "k = k_ijk * A * phi^n / (1 - phi)^m, where k_ijk is a tensor providing the anisotropy, phi "
      "is porosity, n and m are positive scalar constants and A is given in one of the following "
      "forms: A = k0 * (1 - phi0)^m / phi0^n (where k0 and phi0 are a reference permeability and "
      "porosity) or A = f * d^2 (where f is a scalar constant and d is grain diameter.");
  return params;
}