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Added compressible polymer transport solver. Not yet done.

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This commit is contained in:
Xavier Raynaud 2012-08-28 16:42:26 +02:00
parent a9456704e1
commit 928513b561
5 changed files with 1854 additions and 12 deletions
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2
Makefile.am
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@ -10,6 +10,7 @@ libopmpolymer_la_SOURCES = \
opm/polymer/IncompTpfaPolymer.cpp \
opm/polymer/SimulatorPolymer.cpp \
opm/polymer/TransportModelPolymer.cpp \
opm/polymer/TransportModelCompressiblePolymer.cpp \
opm/polymer/PolymerProperties.cpp \
opm/polymer/polymerUtilities.cpp
@ -23,4 +24,5 @@ opm/polymer/PolymerState.hpp \
opm/polymer/SinglePointUpwindTwoPhasePolymer.hpp \
opm/polymer/SimulatorPolymer.hpp \
opm/polymer/TransportModelPolymer.hpp \
opm/polymer/TransportModelCompressiblePolymer.hpp \
opm/polymer/polymerUtilities.hpp

14
opm/polymer/CompressibleTpfaPolymer.cpp
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@ -102,14 +102,8 @@ namespace Opm
const int nc = grid_.number_of_cells;
const int np = props_.numPhases();
cell_relperm_.resize(nc*np);
cell_eff_relperm_.resize(nc*np);
const double* cell_s = &state.saturation()[0];
props_.relperm(nc, cell_s, &allcells_[0], &cell_relperm_[0], 0);
std::copy(cell_relperm_.begin(), cell_relperm_.end(), cell_eff_relperm_.begin());
for (int cell; cell < grid_.number_of_cells; ++cell) {
// only the water phase is modified by the presence og polymer.
poly_props_.effectiveRelperm((*c_)[cell], (*cmax_)[cell], &cell_relperm_[nc + 0], cell_eff_relperm_[nc + 0]);
}
computeWellPotentials(state);
if (rock_comp_props_ && rock_comp_props_->isActive()) {
computePorevolume(grid_, props_.porosity(), *rock_comp_props_, state.pressure(), initial_porevol_);
@ -143,14 +137,12 @@ namespace Opm
cell_viscosity_.resize(nc*np);
props_.viscosity(nc, cell_p, cell_z, &allcells_[0], &cell_viscosity_[0], 0);
cell_phasemob_.resize(nc*np);
poly_props_.effective
for (int cell; cell < nc; ++cell) {
// Only the water viscosity is modified by polymer.
poly_props_.effectiveVisc((*c_)[cell], &cell_viscosity_[nc + 0], cell_eff_viscosity_[nc + 0]);
poly_props_.effectiveMobilities((*c_)[cell], (*cmax_)[cell], &cell_viscosity_[nc + 0], &cell_relperm_[nc + 0], &cell_phasemob_[nc + 0]);
}
std::transform(cell_eff_relperm_.begin(), cell_eff_relperm_.end(),
cell_eff_viscosity_.begin(),
cell_phasemob_.begin(),
std::divides<double>());
// Volume discrepancy: we have that
// z = Au, voldiscr = sum(u) - 1,
// but I am not sure it is actually needed.

1
opm/polymer/CompressibleTpfaPolymer.hpp
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@ -106,7 +106,6 @@ namespace Opm
const std::vector<double>* cmax_;
std::vector<double> cell_eff_viscosity_;
std::vector<double> cell_relperm_;
std::vector<double> cell_eff_relperm_;
};
} // namespace Opm

1643
opm/polymer/TransportModelCompressiblePolymer.cpp Normal file
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File diff suppressed because it is too large Load Diff

206
opm/polymer/TransportModelCompressiblePolymer.hpp Normal file
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@ -0,0 +1,206 @@
/*
Copyright 2012 SINTEF ICT, Applied Mathematics.
This file is part of the Open Porous Media project (OPM).
OPM 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 3 of the License, or
(at your option) any later version.
OPM 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 OPM. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef OPM_TRANSPORTMODELPOLYMER_HEADER_INCLUDED
#define OPM_TRANSPORTMODELPOLYMER_HEADER_INCLUDED
#include <opm/core/fluid/RockCompressibility.hpp>
#include <opm/polymer/PolymerProperties.hpp>
#include <opm/core/transport/reorder/TransportModelInterface.hpp>
#include <opm/core/utility/linearInterpolation.hpp>
#include <vector>
#include <list>
class UnstructuredGrid;
namespace Opm
{
class BlackoilPropertiesInterface;
/// Implements a reordering transport solver for incompressible two-phase flow
/// with polymer in the water phase.
/// \TODO Include permeability reduction effect.
class TransportModelCompressiblePolymer : public TransportModelInterface
{
public:
enum SingleCellMethod { Bracketing, Newton, Gradient, NewtonSimpleSC, NewtonSimpleC};
enum GradientMethod { Analytic, FinDif }; // Analytic is chosen (hard-coded)
/// Construct solver.
/// \param[in] grid A 2d or 3d grid.
/// \param[in] props Rock and fluid properties.
/// \param[in] polyprops Polymer properties.
/// \param[in] rock_comp Rock compressibility properties
/// \param[in] method Bracketing: solve for c in outer loop, s in inner loop,
/// each solve being bracketed for robustness.
/// Newton: solve simultaneously for c and s with Newton's method.
/// (using gradient variant and bracketing as fallbacks).
/// \param[in] tol Tolerance used in the solver.
/// \param[in] maxit Maximum number of non-linear iterations used.
TransportModelCompressiblePolymer(const UnstructuredGrid& grid,
const BlackoilPropertiesInterface& props,
const PolymerProperties& polyprops,
const RockCompressibility& rock_comp,
const SingleCellMethod method,
const double tol,
const int maxit);
/// Set the preferred method, Bracketing or Newton.
void setPreferredMethod(SingleCellMethod method);
/// Solve for saturation, concentration and cmax at next timestep.
/// Using implicit Euler scheme, reordered.
/// \param[in] darcyflux Array of signed face fluxes.
/// \param[in] pressure0 Array with pressure at start of timestep.
/// \param[in] pressure Array with pressure.
/// \param[in] source Transport source term.
/// \param[in] dt Time step.
/// \param[in] inflow_c Inflow polymer.
/// \param[in, out] saturation Phase saturations.
/// \param[in, out] concentration Polymer concentration.
/// \param[in, out] cmax Highest concentration that has occured in a given cell.
void solve(const double* darcyflux,
const std::vector<double>& pressure0,
const std::vector<double>& pressure,
const double* source,
const double dt,
const double inflow_c,
std::vector<double>& saturation,
std::vector<double>& concentration,
std::vector<double>& cmax);
/// Solve for gravity segregation.
/// This uses a column-wise nonlinear Gauss-Seidel approach.
/// It assumes that the input columns contain cells in a single
/// vertical stack, that do not interact with other columns (for
/// gravity segregation.
/// \param[in] columns Vector of cell-columns.
/// \param[in] porevolume Array of pore volumes.
/// \param[in] dt Time step.
/// \param[in, out] saturation Phase saturations.
/// \param[in, out] concentration Polymer concentration.
/// \param[in, out] cmax Highest concentration that has occured in a given cell.
void solveGravity(const std::vector<std::vector<int> >& columns,
const double* porevolume,
const double dt,
std::vector<double>& saturation,
std::vector<double>& concentration,
std::vector<double>& cmax);
public: // But should be made private...
virtual void solveSingleCell(const int cell);
virtual void solveMultiCell(const int num_cells, const int* cells);
void solveSingleCellBracketing(int cell);
void solveSingleCellNewton(int cell);
void solveSingleCellGradient(int cell);
void solveSingleCellNewtonSimple(int cell,bool use_sc);
class ResidualEquation;
void initGravity(const double* grav);
void solveSingleCellGravity(const std::vector<int>& cells,
const int pos,
const double* gravflux);
int solveGravityColumn(const std::vector<int>& cells);
void scToc(const double* x, double* x_c) const;
#ifdef PROFILING
class Newton_Iter {
public:
bool res_s;
int cell;
double s;
double c;
Newton_Iter(bool res_s_val, int cell_val, double s_val, double c_val) {
res_s = res_s_val;
cell = cell_val;
s = s_val;
c = c_val;
}
};
std::list<Newton_Iter> res_counts;
#endif
private:
const UnstructuredGrid& grid_;
const double* porosity_standard_;
const BlackoilPropertiesInterface& props_;
const PolymerProperties& polyprops_;
const RockCompressibility& rock_comp_;
const double* darcyflux_; // one flux per grid face
const double* source_; // one source per cell
double dt_;
double inflow_c_;
double tol_;
double maxit_;
SingleCellMethod method_;
double adhoc_safety_;
std::vector<double> saturation_; // one per cell, only water saturation!
std::vector<int> allcells_;
double* concentration_;
double* cmax_;
std::vector<double> fractionalflow_; // one per cell
std::vector<double> mc_; // one per cell
std::vector<double> visc_;
std::vector<double> A_;
std::vector<double> A0_;
std::vector<double> porosity0_;
std::vector<double> porosity_;
std::vector<double> smin_;
std::vector<double> smax_;
// For gravity segregation.
std::vector<double> gravflux_;
std::vector<double> mob_;
std::vector<double> cmax0_;
// For gravity segregation, column variables
std::vector<double> s0_;
std::vector<double> c0_;
// Storing the upwind and downwind graphs for experiments.
std::vector<int> ia_upw_;
std::vector<int> ja_upw_;
std::vector<int> ia_downw_;
std::vector<int> ja_downw_;
struct ResidualC;
struct ResidualS;
class ResidualCGrav;
class ResidualSGrav;
void fracFlow(double s, double c, double cmax, int cell, double& ff) const;
void fracFlowWithDer(double s, double c, double cmax, int cell, double& ff,
double* dff_dsdc) const;
void fracFlowBoth(double s, double c, double cmax, int cell, double& ff,
double* dff_dsdc, bool if_with_der) const;
void computeMc(double c, double& mc) const;
void computeMcWithDer(double c, double& mc, double& dmc_dc) const;
void mobility(double s, double c, int cell, double* mob) const;
};
} // namespace Opm
#endif // OPM_TRANSPORTMODELPOLYMER_HEADER_INCLUDED