diff --git a/dumux/porousmediumflow/richards/model.hh b/dumux/porousmediumflow/richards/model.hh
index 54683beca98329cb1e0a5ea0d7d4f4f17e082fba..7b89488361bb4f7126fcc56ba21584b1bc5c9796 100644
--- a/dumux/porousmediumflow/richards/model.hh
+++ b/dumux/porousmediumflow/richards/model.hh
@@ -202,7 +202,7 @@ public:
SET_TYPE_PROP(Richards, PrimaryVariableSwitch, ExtendedRichardsPrimaryVariableSwitch<TypeTag>);
//! The primary variable switch for the richards model
-//SET_BOOL_PROP(Richards, ProblemUsePrimaryVariableSwitch, false);
+// SET_BOOL_PROP(Richards, ProblemUsePrimaryVariableSwitch, false);
//! The spatial parameters to be employed.
//! Use FVSpatialParams by default.
diff --git a/dumux/porousmediumflow/richards/newtonsolver.hh b/dumux/porousmediumflow/richards/newtonsolver.hh
index 7a8bc044bc2957171265d46fac0041c389764d8a..1cd9e43786968cf36d7ea6ad787d2a19444934f6 100644
--- a/dumux/porousmediumflow/richards/newtonsolver.hh
+++ b/dumux/porousmediumflow/richards/newtonsolver.hh
@@ -25,7 +25,7 @@
#define DUMUX_RICHARDS_NEWTON_SOLVER_HH
#include <dumux/common/properties.hh>
-#include <dumux/nonlinear/newtonsolver.hh>
+#include <dumux/porousmediumflow/richards/privarswitchnewtonsolver.hh>
#include <dumux/discretization/elementsolution.hh>
namespace Dumux {
@@ -40,10 +40,10 @@ namespace Dumux {
* or from possible ModelTraits.
*/
template <class TypeTag, class Assembler, class LinearSolver>
-class RichardsNewtonSolver : public NewtonSolver<Assembler, LinearSolver>
+class RichardsNewtonSolver : public RichardsPrivarSwitchNewtonSolver<TypeTag, Assembler, LinearSolver>
{
using Scalar = typename Assembler::Scalar;
- using ParentType = NewtonSolver<Assembler, LinearSolver>;
+ using ParentType = RichardsPrivarSwitchNewtonSolver<TypeTag, Assembler, LinearSolver>;
using SolutionVector = typename Assembler::ResidualType;
using MaterialLaw = typename GET_PROP_TYPE(TypeTag, MaterialLaw);
diff --git a/dumux/porousmediumflow/richards/primaryvariableswitch.hh b/dumux/porousmediumflow/richards/primaryvariableswitch.hh
index 3f94d659937bc6cad5cb3b5ef2a783b40cc5db22..dc28bac64af1b7897d90d85accfaec521674a730 100644
--- a/dumux/porousmediumflow/richards/primaryvariableswitch.hh
+++ b/dumux/porousmediumflow/richards/primaryvariableswitch.hh
@@ -73,6 +73,9 @@ class ExtendedRichardsPrimaryVariableSwitch
static constexpr bool useKelvinVaporPressure
= GET_PROP_VALUE(TypeTag, UseKelvinEquation);
+public:
+ using ParentType::ParentType;
+
protected:
// perform variable switch at a degree of freedom location
diff --git a/dumux/porousmediumflow/richards/privarswitchnewtonsolver.hh b/dumux/porousmediumflow/richards/privarswitchnewtonsolver.hh
new file mode 100644
index 0000000000000000000000000000000000000000..7b08bf21d1927ed6d7bb8389fde6800bb16f05c7
--- /dev/null
+++ b/dumux/porousmediumflow/richards/privarswitchnewtonsolver.hh
@@ -0,0 +1,69 @@
+// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+// vi: set et ts=4 sw=4 sts=4:
+/*****************************************************************************
+ * See the file COPYING for full copying permissions. *
+ * *
+ * This program is free software: you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation, either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. *
+ *****************************************************************************/
+/*!
+ * \file
+ * \ingroup RichardsModel
+ * \brief A Richards model newton solver.
+ */
+#ifndef DUMUX_RICHARDS_PRIVAR_SWITCH_NEWTON_SOLVER_HH
+#define DUMUX_RICHARDS_PRIVAR_SWITCH_NEWTON_SOLVER_HH
+
+#include <dumux/common/properties.hh>
+#include <dumux/nonlinear/newtonsolver.hh>
+#include <dumux/nonlinear/privarswitchnewtonsolver.hh>
+#include <dumux/discretization/elementsolution.hh>
+
+namespace Dumux {
+
+template <class TypeTag, class Assembler, class LinearSolver, bool enableWaterDiffusionInAir>
+class RichardsPrivarSwitchNewtonSolverImplementation;
+/*!
+ * \ingroup RichardsModel
+ * \brief A base for the richards newton solver which derives from the right base newton solver.
+ */
+template <class TypeTag, class Assembler, class LinearSolver>
+using RichardsPrivarSwitchNewtonSolver = RichardsPrivarSwitchNewtonSolverImplementation <TypeTag, Assembler, LinearSolver, GET_PROP_VALUE(TypeTag, EnableWaterDiffusionInAir)>;
+
+/*!
+ * \ingroup RichardsModel
+ * \brief the case without a primary variables switch
+ */
+template <class TypeTag, class Assembler, class LinearSolver>
+class RichardsPrivarSwitchNewtonSolverImplementation<TypeTag, Assembler, LinearSolver, false> : public NewtonSolver<Assembler, LinearSolver>
+{
+ using ParentType = NewtonSolver<Assembler, LinearSolver>;
+public:
+ using ParentType::ParentType;
+};
+/*!
+ * \ingroup RichardsModel
+ * \brief the case with switchable primary variables
+ */
+template <class TypeTag, class Assembler, class LinearSolver>
+class RichardsPrivarSwitchNewtonSolverImplementation<TypeTag, Assembler, LinearSolver, true> : public PriVarSwitchNewtonSolver<Assembler, LinearSolver, typename GET_PROP_TYPE(TypeTag, PrimaryVariableSwitch)>
+{
+ using PrimaryVariableSwitch = typename GET_PROP_TYPE(TypeTag, PrimaryVariableSwitch);
+ using ParentType = PriVarSwitchNewtonSolver<Assembler, LinearSolver, PrimaryVariableSwitch>;
+public:
+ using ParentType::ParentType;
+};
+
+} // end namespace Dumux
+
+#endif
diff --git a/test/porousmediumflow/richards/implicit/CMakeLists.txt b/test/porousmediumflow/richards/implicit/CMakeLists.txt
index 8f664a66270d74eae4479e918a7407dc4774af77..34d608c47193abd7f6bf8bb4ebf5fa15d3e01be4 100644
--- a/test/porousmediumflow/richards/implicit/CMakeLists.txt
+++ b/test/porousmediumflow/richards/implicit/CMakeLists.txt
@@ -88,6 +88,27 @@ dune_add_test(SOURCES test_richardsniconduction_fv.cc
--command "${CMAKE_CURRENT_BINARY_DIR}/test_ccrichardsniconduction test_richardsniconduction.input -Problem.Name test_ccrichardsniconduction"
)
+dune_add_test(SOURCES test_richardsnievaporation_fv.cc
+ NAME test_richardsnievaporation_tpfa
+ COMPILE_DEFINITIONS TYPETAG=RichardsNIEvaporationCCTypeTag
+ COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
+ CMD_ARGS --script fuzzy
+ --files ${CMAKE_SOURCE_DIR}/test/references/test_ccrichardsevaporation-reference.vtu
+ ${CMAKE_CURRENT_BINARY_DIR}/test_ccrichardsnievaporation-00043.vtu
+ --command "${CMAKE_CURRENT_BINARY_DIR}/test_richardsnievaporation_tpfa test_richardsnievaporation.input -Problem.Name test_ccrichardsnievaporation"
+ )
+
+dune_add_test(SOURCES test_richardsnievaporation_fv.cc
+ NAME test_richardsnievaporation_box
+ COMPILE_DEFINITIONS TYPETAG=RichardsNIEvaporationBoxTypeTag
+ COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
+ CMD_ARGS --script fuzzy
+ --files ${CMAKE_SOURCE_DIR}/test/references/test_boxrichardsevaporation-reference.vtu
+ ${CMAKE_CURRENT_BINARY_DIR}/test_boxrichardsnievaporation-00043.vtu
+ --command "${CMAKE_CURRENT_BINARY_DIR}/test_richardsnievaporation_box test_richardsnievaporation.input -Problem.Name test_boxrichardsnievaporation"
+ )
+
+
#install sources
install(FILES
richardsanalyticalproblem.hh
@@ -96,9 +117,11 @@ richardslensproblem.hh
richardslensspatialparams.hh
richardsniconductionproblem.hh
richardsniconvectionproblem.hh
+richardsnievaporationproblem.hh
richardsnispatialparams.hh
test_richardslens_fv.cc
test_richardsniconduction_fv.cc
test_richardsniconvection_fv.cc
+test_richardsnievaporation_fv.cc
test_ccrichardsanalytical.cc
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/dumux/test/implicit/richards)
diff --git a/test/porousmediumflow/richards/implicit/richardsnievaporationproblem.hh b/test/porousmediumflow/richards/implicit/richardsnievaporationproblem.hh
new file mode 100644
index 0000000000000000000000000000000000000000..1ccf6ac5802862d6515420c48dc04d14e56d486a
--- /dev/null
+++ b/test/porousmediumflow/richards/implicit/richardsnievaporationproblem.hh
@@ -0,0 +1,275 @@
+// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+// vi: set et ts=4 sw=4 sts=4:
+/*****************************************************************************
+ * See the file COPYING for full copying permissions. *
+ * *
+ * This program is free software: you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation, either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. *
+ *****************************************************************************/
+/**
+ * \file
+ * \ingroup RichardsTests
+ * \brief Test for the extended richards problem:
+ * The simulation domain is a tube a constant evaporation rate is set at the top and the soil gradually dries out.
+ */
+#ifndef DUMUX_RICHARDS_EVAPORATION_PROBLEM_HH
+#define DUMUX_RICHARDS_EVAPORATION_PROBLEM_HH
+
+#include <math.h>
+
+#include <dumux/discretization/elementsolution.hh>
+#include <dumux/discretization/cellcentered/tpfa/properties.hh>
+#include <dumux/discretization/box/properties.hh>
+
+#include <dumux/porousmediumflow/problem.hh>
+#include <dumux/porousmediumflow/richards/model.hh>
+#include <dumux/material/fluidmatrixinteractions/2p/thermalconductivitysomerton.hh>
+#include <dumux/material/fluidsystems/h2on2.hh>
+#include "richardsnispatialparams.hh"
+
+namespace Dumux {
+
+/**
+ * \ingroup RichardsTests
+ * \brief Test for the RichardsModel in combination with the NI model for an evaporation.
+ */
+template <class TypeTag>
+class RichardsNIEvaporationProblem;
+
+namespace Properties {
+NEW_TYPE_TAG(RichardsNIEvaporationTypeTag, INHERITS_FROM(RichardsNI, RichardsNISpatialParams));
+NEW_TYPE_TAG(RichardsNIEvaporationBoxTypeTag, INHERITS_FROM(BoxModel, RichardsNIEvaporationTypeTag));
+NEW_TYPE_TAG(RichardsNIEvaporationCCTypeTag, INHERITS_FROM(CCTpfaModel, RichardsNIEvaporationTypeTag));
+
+// Set the grid type
+SET_TYPE_PROP(RichardsNIEvaporationTypeTag, Grid, Dune::YaspGrid<2>);
+
+// Set the problem property
+SET_TYPE_PROP(RichardsNIEvaporationTypeTag, Problem,
+ RichardsNIEvaporationProblem<TypeTag>);
+
+// Set the fluid system
+SET_TYPE_PROP(RichardsNIEvaporationTypeTag, FluidSystem, FluidSystems::H2ON2<typename GET_PROP_TYPE(TypeTag, Scalar), false>);
+
+// Set the spatial parameters
+SET_TYPE_PROP(RichardsNIEvaporationTypeTag,
+ SpatialParams,
+ RichardsNISpatialParams<TypeTag>);
+
+SET_BOOL_PROP(RichardsNIEvaporationTypeTag, EnableWaterDiffusionInAir, true);
+
+} // end namespace Dumux
+
+/*!
+ * \ingroup RichardsTests
+ *
+ * \brief Test for the RichardsModel in combination with the NI model for evaporation
+
+ * The result of the analytical solution is written into the vtu files.
+ * This problem uses the \ref RichardsModel and \ref NIModel model.
+ *
+ * To run the simulation execute the following line in shell: <br>
+ * <tt>./test_boxRichardsnievaporation -ParameterFile ./test_boxRichardsnievaporation.input</tt> or <br>
+ * <tt>./test_ccRichardsnievaporation -ParameterFile ./test_ccRichardsnievaporation.input</tt>
+ */
+template <class TypeTag>
+class RichardsNIEvaporationProblem : public PorousMediumFlowProblem<TypeTag>
+{
+ using ParentType = PorousMediumFlowProblem<TypeTag>;
+
+ using GridView = typename GET_PROP_TYPE(TypeTag, GridView);
+ using Scalar = typename GET_PROP_TYPE(TypeTag, Scalar);
+ using FVGridGeometry = typename GET_PROP_TYPE(TypeTag, FVGridGeometry);
+ using FVElementGeometry = typename FVGridGeometry::LocalView;
+ using SubControlVolumeFace = typename FVGridGeometry::SubControlVolumeFace;
+ using PrimaryVariables = typename GET_PROP_TYPE(TypeTag, PrimaryVariables);
+ using NumEqVector = typename GET_PROP_TYPE(TypeTag, NumEqVector);
+ using FluidSystem = typename GET_PROP_TYPE(TypeTag, FluidSystem);
+ using BoundaryTypes = typename GET_PROP_TYPE(TypeTag, BoundaryTypes);
+ using ThermalConductivityModel = typename GET_PROP_TYPE(TypeTag, ThermalConductivityModel);
+ using GridVolumeVariables = typename GET_PROP_TYPE(TypeTag, GridVolumeVariables);
+ using ElementVolumeVariables = typename GridVolumeVariables::LocalView;
+ using VolumeVariables = typename GridVolumeVariables::VolumeVariables;
+ using SolutionVector = typename GET_PROP_TYPE(TypeTag, SolutionVector);
+ using IapwsH2O = H2O<Scalar>;
+
+ // copy some indices for convenience
+ using Indices = typename GET_PROP_TYPE(TypeTag, Indices);
+ enum { dimWorld = GridView::dimensionworld };
+
+ enum {
+ pressureIdx = Indices::pressureIdx,
+ conti0EqIdx = Indices::conti0EqIdx,
+ temperatureIdx = Indices::temperatureIdx,
+ energyEqIdx = Indices::energyEqIdx
+ };
+
+ using Element = typename GridView::template Codim<0>::Entity;
+ using GlobalPosition = Dune::FieldVector<typename GridView::ctype, dimWorld>;
+
+public:
+ RichardsNIEvaporationProblem(std::shared_ptr<const FVGridGeometry> fvGridGeometry)
+ : ParentType(fvGridGeometry)
+ {
+ //initialize fluid system
+ FluidSystem::init();
+
+ name_ = getParam<std::string>("Problem.Name");
+ pressure_ = 9.9e4;
+ temperatureInitial_ = 291;
+ }
+
+ /*!
+ * \name Problem parameters
+ */
+ // \{
+
+ /*!
+ * \brief The problem name.
+ *
+ * This is used as a prefix for files generated by the simulation.
+ */
+ const std::string& name() const
+ {
+ return name_;
+ }
+
+ // \}
+
+ /*!
+ * \name Boundary conditions
+ */
+ // \{
+
+ /*!
+ * \brief Specifies which kind of boundary condition should be
+ * used for which equation on a given boundary segment.
+ *
+ * \param globalPos The position for which the boundary type is set
+ */
+ BoundaryTypes boundaryTypesAtPos(const GlobalPosition &globalPos) const
+ {
+ BoundaryTypes values;
+ if(globalPos[1] < eps_)
+ {
+ values.setAllDirichlet();
+ }
+ else
+ {
+ values.setAllNeumann();
+ }
+ return values;
+ }
+
+ /*!
+ * \brief Evaluate the boundary conditions for a dirichlet
+ * boundary segment.
+ *
+ * \param values The dirichlet values for the primary variables
+ * \param globalPos The position for which the bc type should be evaluated
+ *
+ * For this method, the \a values parameter stores primary variables.
+ */
+ PrimaryVariables dirichletAtPos(const GlobalPosition &globalPos) const
+ {
+ return initial_(globalPos);
+ }
+
+ /*!
+ * \brief Evaluate the boundary conditions for a neumann
+ * boundary segment.
+ *
+ * \param element The finite element
+ * \param fvGeometry The finite-volume geometry in the box scheme
+ * \param elemVolVars The element volume variables
+ * \param scvf The subcontrolvolume face
+ * Negative values mean influx.
+ */
+ NumEqVector neumann(const Element &element,
+ const FVElementGeometry& fvGeometry,
+ const ElementVolumeVariables& elemVolVars,
+ const SubControlVolumeFace& scvf) const
+ {
+ NumEqVector values(0.0);
+ const auto globalPos = scvf.ipGlobal();
+ const auto& volVars = elemVolVars[scvf.insideScvIdx()];
+ Scalar boundaryLayerThickness = 0.0016;
+
+ if(globalPos[1] > this->fvGridGeometry().bBoxMax()[1] - eps_)
+ {
+ values[conti0EqIdx] = 1e-3;
+ values[energyEqIdx] = FluidSystem::enthalpy( volVars.fluidState(),Indices::nPhaseIdx) * values[conti0EqIdx];
+ values[energyEqIdx] += FluidSystem::thermalConductivity(volVars.fluidState(), Indices::nPhaseIdx)
+ * (volVars.temperature() - temperatureInitial_)/boundaryLayerThickness;
+ }
+ return values;
+ }
+
+ // \}
+
+ /*!
+ * \name Volume terms
+ */
+ // \{
+
+
+ /*!
+ * \brief Returns the reference pressure [Pa] of the non-wetting
+ * fluid phase within a finite volume
+ *
+ * This problem assumes a constant reference pressure of 1 bar.
+ *
+ * \param element The DUNE Codim<0> entity which intersects with
+ * the finite volume in question
+ * \param fvGeometry The finite volume geometry of the element
+ * \param scvIdx The sub control volume index inside the finite
+ * volume geometry
+ */
+ Scalar nonWettingReferencePressure() const
+ { return 1e5; };
+
+ /*!
+ * \brief Evaluate the initial value for a control volume.
+ *
+ * \param values The initial values for the primary variables
+ * \param globalPos The position for which the initial condition should be evaluated
+ *
+ * For this method, the \a values parameter stores primary
+ * variables.
+ */
+ PrimaryVariables initialAtPos(const GlobalPosition &globalPos) const
+ {
+ return initial_(globalPos);
+ }
+
+ // \}
+
+private:
+ PrimaryVariables initial_(const GlobalPosition &globalPos) const
+ {
+ PrimaryVariables priVars(0.0);
+ priVars.setState(Indices::bothPhases);
+ priVars[pressureIdx] = pressure_; // initial condition for the pressure
+ priVars[temperatureIdx] = temperatureInitial_;
+ return priVars;
+ }
+
+ Scalar temperatureInitial_;
+ Scalar pressure_;
+ static constexpr Scalar eps_ = 1e-6;
+ std::string name_;
+};
+
+} //end namespace Dumux
+
+#endif
diff --git a/test/porousmediumflow/richards/implicit/richardsnispatialparams.hh b/test/porousmediumflow/richards/implicit/richardsnispatialparams.hh
index 06f1bf117366b34acc2faf9483d253351c1cdee1..54a85884cf8e5414c8961d8063424318f3ba4ce0 100644
--- a/test/porousmediumflow/richards/implicit/richardsnispatialparams.hh
+++ b/test/porousmediumflow/richards/implicit/richardsnispatialparams.hh
@@ -30,8 +30,7 @@
#include <dumux/material/fluidmatrixinteractions/2p/regularizedvangenuchten.hh>
#include <dumux/material/spatialparams/fv.hh>
-namespace Dumux
-{
+namespace Dumux {
/*!
* \ingroup RichardsTests
@@ -42,8 +41,7 @@ namespace Dumux
template<class TypeTag>
class RichardsNISpatialParams;
-namespace Properties
-{
+namespace Properties {
// The spatial parameters TypeTag
NEW_TYPE_TAG(RichardsNISpatialParams);
@@ -62,8 +60,7 @@ public:
// define the material law parameterized by absolute saturations
using type = EffToAbsLaw<EffectiveLaw>;
};
-}
-
+} // end namespace Properties
template<class TypeTag>
class RichardsNISpatialParams : public FVSpatialParams<TypeTag>
@@ -107,10 +104,6 @@ public:
materialParams_.setVgn(4.7);
}
- ~RichardsNISpatialParams()
- {}
-
-
/*!
* \brief Define the intrinsic permeability \f$\mathrm{[m^2]}\f$.
*
@@ -183,7 +176,6 @@ public:
return lambdaSolid_;
}
-
private:
MaterialLawParams materialParams_;
@@ -192,6 +184,6 @@ private:
Scalar lambdaSolid_;
};
-}
+} // end namespace Dumux
#endif
diff --git a/test/porousmediumflow/richards/implicit/test_richardsnievaporation.input b/test/porousmediumflow/richards/implicit/test_richardsnievaporation.input
new file mode 100644
index 0000000000000000000000000000000000000000..5c8a107941d04b4ff22a817353c21279d746a65d
--- /dev/null
+++ b/test/porousmediumflow/richards/implicit/test_richardsnievaporation.input
@@ -0,0 +1,17 @@
+[TimeLoop]
+DtInitial = 1 # [s]
+TEnd = 3e4 # [s]
+MaxTimeStepSize = 1e3 # [s]
+
+[Grid]
+UpperRight = 10 20
+Cells = 5 20
+
+[Problem]
+Name = test_richardsevaporation # name passed to the output routines
+OutputInterval = 5 # every 5th timestep an output file is written
+EnableGravity = 0 # disable gravity
+UsePrimaryVariableSwitch = true
+
+[Newton]
+EnableChop = false # chop for better convergence
diff --git a/test/porousmediumflow/richards/implicit/test_richardsnievaporation_fv.cc b/test/porousmediumflow/richards/implicit/test_richardsnievaporation_fv.cc
new file mode 100644
index 0000000000000000000000000000000000000000..bf53af86c7a712d480f61f29bda2c1684696206a
--- /dev/null
+++ b/test/porousmediumflow/richards/implicit/test_richardsnievaporation_fv.cc
@@ -0,0 +1,194 @@
+// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+// vi: set et ts=4 sw=4 sts=4:
+/*****************************************************************************
+ * See the file COPYING for full copying permissions. *
+ * *
+ * This program is free software: you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation, either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. *
+ *****************************************************************************/
+/*!
+ * \file
+ *
+ * \brief Test for the Richards box model.
+ */
+#include <config.h>
+
+#include "richardsnievaporationproblem.hh"
+
+#include <ctime>
+#include <iostream>
+
+#include <dune/common/parallel/mpihelper.hh>
+#include <dune/common/timer.hh>
+#include <dune/grid/io/file/dgfparser/dgfexception.hh>
+#include <dune/grid/io/file/vtk.hh>
+#include <dune/istl/io.hh>
+
+#include <dumux/common/properties.hh>
+#include <dumux/common/parameters.hh>
+#include <dumux/common/dumuxmessage.hh>
+
+#include <dumux/linear/seqsolverbackend.hh>
+#include <dumux/porousmediumflow/richards/newtonsolver.hh>
+
+#include <dumux/assembly/fvassembler.hh>
+
+#include <dumux/io/vtkoutputmodule.hh>
+
+////////////////////////
+// the main function
+////////////////////////
+int main(int argc, char** argv) try
+{
+ using namespace Dumux;
+
+ // define the type tag for this problem
+ using TypeTag = TTAG(TYPETAG);
+
+ // initialize MPI, finalize is done automatically on exit
+ const auto& mpiHelper = Dune::MPIHelper::instance(argc, argv);
+
+ // print dumux start message
+ if (mpiHelper.rank() == 0)
+ DumuxMessage::print(/*firstCall=*/true);
+
+ // parse command line arguments and input file
+ Parameters::init(argc, argv);
+
+ // try to create a grid (from the given grid file or the input file)
+ using GridCreator = typename GET_PROP_TYPE(TypeTag, GridCreator);
+ GridCreator::makeGrid();
+ GridCreator::loadBalance();
+
+ ////////////////////////////////////////////////////////////
+ // run instationary non-linear problem on this grid
+ ////////////////////////////////////////////////////////////
+
+ // we compute on the leaf grid view
+ const auto& leafGridView = GridCreator::grid().leafGridView();
+
+ // create the finite volume grid geometry
+ using FVGridGeometry = typename GET_PROP_TYPE(TypeTag, FVGridGeometry);
+ auto fvGridGeometry = std::make_shared<FVGridGeometry>(leafGridView);
+ fvGridGeometry->update();
+
+ // the problem (initial and boundary conditions)
+ using Problem = typename GET_PROP_TYPE(TypeTag, Problem);
+ auto problem = std::make_shared<Problem>(fvGridGeometry);
+
+ // the solution vector
+ using SolutionVector = typename GET_PROP_TYPE(TypeTag, SolutionVector);
+ SolutionVector x(fvGridGeometry->numDofs());
+ problem->applyInitialSolution(x);
+ auto xOld = x;
+
+ // the grid variables
+ using GridVariables = typename GET_PROP_TYPE(TypeTag, GridVariables);
+ auto gridVariables = std::make_shared<GridVariables>(problem, fvGridGeometry);
+ gridVariables->init(x, xOld);
+
+ // get some time loop parameters
+ using Scalar = typename GET_PROP_TYPE(TypeTag, Scalar);
+ const auto tEnd = getParam<Scalar>("TimeLoop.TEnd");
+ const auto maxDt = getParam<Scalar>("TimeLoop.MaxTimeStepSize");
+ auto dt = getParam<Scalar>("TimeLoop.DtInitial");
+
+ // intialize the vtk output module
+ using VtkOutputFields = typename GET_PROP_TYPE(TypeTag, VtkOutputFields);
+ VtkOutputModule<TypeTag> vtkWriter(*problem, *fvGridGeometry, *gridVariables, x, problem->name());
+ VtkOutputFields::init(vtkWriter); //!< Add model specific output fields
+ vtkWriter.write(0.0);
+
+ // instantiate time loop
+ auto timeLoop = std::make_shared<TimeLoop<Scalar>>(0.0, dt, tEnd);
+ timeLoop->setMaxTimeStepSize(maxDt);
+
+ // the assembler with time loop for instationary problem
+ using Assembler = FVAssembler<TypeTag, DiffMethod::numeric>;
+ auto assembler = std::make_shared<Assembler>(problem, fvGridGeometry, gridVariables, timeLoop);
+
+ // the linear solver
+ using LinearSolver = Dumux::ILU0BiCGSTABBackend;
+ auto linearSolver = std::make_shared<LinearSolver>();
+
+ // the non-linear solver
+ using NewtonSolver = Dumux::RichardsNewtonSolver<TypeTag, Assembler, LinearSolver>;
+ NewtonSolver nonLinearSolver(assembler, linearSolver);
+
+ // time loop
+ timeLoop->start(); do
+ {
+ // set previous solution for storage evaluations
+ assembler->setPreviousSolution(xOld);
+
+ // solve the non-linear system with time step control
+ nonLinearSolver.solve(x, *timeLoop);
+
+ // make the new solution the old solution
+ xOld = x;
+ gridVariables->advanceTimeStep();
+
+ // advance to the time loop to the next step
+ timeLoop->advanceTimeStep();
+
+ // write vtk output
+ vtkWriter.write(timeLoop->time());
+
+ // report statistics of this time step
+ timeLoop->reportTimeStep();
+
+ // set new dt as suggested by newton controller
+ timeLoop->setTimeStepSize(nonLinearSolver.suggestTimeStepSize(timeLoop->timeStepSize()));
+
+ } while (!timeLoop->finished());
+
+ timeLoop->finalize(leafGridView.comm());
+
+ ////////////////////////////////////////////////////////////
+ // finalize, print dumux message to say goodbye
+ ////////////////////////////////////////////////////////////
+
+ // print dumux end message
+ if (mpiHelper.rank() == 0)
+ {
+ Parameters::print();
+ DumuxMessage::print(/*firstCall=*/false);
+ }
+
+ return 0;
+}
+
+catch (Dumux::ParameterException &e)
+{
+ std::cerr << std::endl << e << " ---> Abort!" << std::endl;
+ return 1;
+}
+catch (Dune::DGFException & e)
+{
+ std::cerr << "DGF exception thrown (" << e <<
+ "). Most likely, the DGF file name is wrong "
+ "or the DGF file is corrupted, "
+ "e.g. missing hash at end of file or wrong number (dimensions) of entries."
+ << " ---> Abort!" << std::endl;
+ return 2;
+}
+catch (Dune::Exception &e)
+{
+ std::cerr << "Dune reported error: " << e << " ---> Abort!" << std::endl;
+ return 3;
+}
+catch (...)
+{
+ std::cerr << "Unknown exception thrown! ---> Abort!" << std::endl;
+ return 4;
+}
diff --git a/test/references/test_boxrichardsevaporation-reference.vtu b/test/references/test_boxrichardsevaporation-reference.vtu
new file mode 100644
index 0000000000000000000000000000000000000000..ac8cb7b8b07f22e4a35ed3cecc40e78c942001ad
--- /dev/null
+++ b/test/references/test_boxrichardsevaporation-reference.vtu
@@ -0,0 +1,287 @@
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diff --git a/test/references/test_ccrichardsevaporation-reference.vtu b/test/references/test_ccrichardsevaporation-reference.vtu
new file mode 100644
index 0000000000000000000000000000000000000000..2047c2d055404a8b69ebfe8e2efe5498f41cfe09
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