PorousFlowCapillaryPressure.h

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//* This file is part of the MOOSE framework
//* https://www.mooseframework.org
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#pragma once
 
#include "DiscreteElementUserObject.h"
 
class PorousFlowCapillaryPressure;
 
template <>
InputParameters validParams<PorousFlowCapillaryPressure>();
 
class PorousFlowCapillaryPressure : public DiscreteElementUserObject
{
public:
  PorousFlowCapillaryPressure(const InputParameters & parameters);
 
  virtual void initialize() final{};
  virtual void initialSetup() override;
 
  virtual Real capillaryPressure(Real saturation, unsigned qp = 0) const;
 
  virtual Real dCapillaryPressure(Real saturation, unsigned qp = 0) const;
 
  virtual Real d2CapillaryPressure(Real saturation, unsigned qp = 0) const;
  virtual DualReal capillaryPressure(DualReal saturation, unsigned qp = 0) const;
 
  virtual Real effectiveSaturation(Real pc, unsigned qp = 0) const = 0;
 
  virtual Real dEffectiveSaturation(Real pc, unsigned qp = 0) const = 0;
 
  virtual Real d2EffectiveSaturation(Real pc, unsigned qp = 0) const = 0;
 
  Real saturation(Real pc, unsigned qp = 0) const;
 
  Real dSaturation(Real pc, unsigned qp = 0) const;
 
  Real d2Saturation(Real pc, unsigned qp = 0) const;
 
protected:
  Real effectiveSaturationFromSaturation(Real saturation) const;
 
  Real extensionSaturation() const;
 
  Real interceptFunction(Real s) const;
 
  Real interceptFunctionDeriv(Real s) const;
 
  Real capillaryPressureLogExt(Real s) const;
 
  Real dCapillaryPressureLogExt(Real s) const;
 
  Real d2CapillaryPressureLogExt(Real s) const;
 
  virtual Real capillaryPressureCurve(Real saturation, unsigned qp = 0) const = 0;
 
  virtual Real dCapillaryPressureCurve(Real saturation, unsigned qp = 0) const = 0;
 
  virtual Real d2CapillaryPressureCurve(Real saturation, unsigned qp = 0) const = 0;
 
  const Real _sat_lr;
  const Real _dseff_ds;
  bool _log_ext;
  const Real _pc_max;
 
  Real _sat_ext;
  Real _pc_ext;
  Real _slope_ext;
  const Real _log10;
};