12#ifndef DUMUX_BINARY_COEFF_H2O_CH4_HH
13#define DUMUX_BINARY_COEFF_H2O_CH4_HH
22namespace BinaryCoeff {
41 template <
class Scalar>
42 static Scalar
henry(Scalar temperature)
44 const Scalar E = 2215.6977;
45 const Scalar F = -0.1089;
46 const Scalar G = -6.6240;
47 const Scalar H = 4.6789;
58 template <
class Scalar>
68 const Scalar SigmaNu[2] = { 13.1 , 25.14 };
70 const Scalar M[2] = { H2O::molarMass()*Scalar(1e3), CH4::molarMass()*Scalar(1e3) };
88 template <
class Scalar>
91 return 2.93856e-11 * temperature - 6.89402e-09;
Binary coefficients for water and methane.
Definition h2o_ch4.hh:29
static Scalar liquidDiffCoeff(Scalar temperature, Scalar pressure)
Diffusion coefficient for molecular methane in liquid water.
Definition h2o_ch4.hh:89
static Scalar gasDiffCoeff(Scalar temperature, Scalar pressure)
Binary diffusion coefficient for molecular water in methane.
Definition h2o_ch4.hh:59
static Scalar henry(Scalar temperature)
Henry coefficient for molecular methane in liquid water.
Definition h2o_ch4.hh:42
Properties of pure molecular methane .
Definition ch4.hh:35
Material properties of pure water .
Definition h2o.hh:49
Various relations for molecular diffusion coefficients.
Scalar fullerMethod(const Scalar *M, const Scalar *SigmaNu, const Scalar temperature, const Scalar pressure)
Estimate binary diffusion coefficients in gases according to the method by Fuller.
Definition fullermethod.hh:36
Scalar henryIAPWS(Scalar E, Scalar F, Scalar G, Scalar H, Scalar temperature)
The Henry constants in liquid water using the IAPWS 2004 formulation.
Definition henryiapws.hh:40
Material properties of pure water .
The IAPWS formulation of Henry coefficients in water.