Base class for Richards relative permeability classes that provide relative permeability as a functio...
Real drelperm(Real seff) const
derivative of relative permeability wrt effective saturation
Real relperm(Real seff) const
relative permeability as a function of effective saturation
InputParameters validParams< RichardsRelPermPower >()
Real _simm
immobile saturation
Real _n
exponent used in the power relationship
Power form of relative permeability, usually used for water.
RichardsRelPermPower(const InputParameters ¶meters)
Real d2relperm(Real seff) const
second derivative of relative permeability wrt effective saturation