OilfieldToolsNet/opm-core
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This commit is contained in:
Kjetil Olsen Lye 2012-05-16 17:00:09 +02:00
commit bfcc856d4b
28 changed files with 1880 additions and 87 deletions
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6
Makefile.am
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@ -69,6 +69,7 @@ opm/core/utility/parameters/tinyxml/tinyxml.cpp \
opm/core/utility/parameters/tinyxml/tinyxmlerror.cpp \
opm/core/utility/parameters/tinyxml/tinyxmlparser.cpp \
opm/core/utility/miscUtilities.cpp \
opm/core/utility/miscUtilitiesBlackoil.cpp \
opm/core/utility/SimulatorTimer.cpp \
opm/core/utility/StopWatch.cpp \
opm/core/utility/newwells.c \
@ -89,6 +90,7 @@ opm/core/pressure/well.c \
opm/core/pressure/fsh_common_impl.c \
opm/core/pressure/fsh.c \
opm/core/pressure/IncompTpfa.cpp \
opm/core/pressure/CompressibleTpfa.cpp \
opm/core/pressure/tpfa/ifs_tpfa.c \
opm/core/pressure/tpfa/compr_source.c \
opm/core/pressure/tpfa/cfs_tpfa.c \
@ -181,6 +183,7 @@ opm/core/utility/initState_impl.hpp \
opm/core/utility/linInt.hpp \
opm/core/utility/linearInterpolation.hpp \
opm/core/utility/miscUtilities.hpp \
opm/core/utility/miscUtilitiesBlackoil.hpp \
opm/core/utility/writeVtkData.hpp \
opm/core/linalg/sparse_sys.h \
opm/core/linalg/blas_lapack.h \
@ -193,14 +196,17 @@ opm/core/WellsGroup.hpp \
opm/core/WellCollection.hpp \
opm/core/InjectionSpecification.hpp \
opm/core/ProductionSpecification.hpp \
opm/core/BlackoilState.hpp \
opm/core/ColumnExtract.hpp \
opm/core/GridAdapter.hpp \
opm/core/GridManager.hpp \
opm/core/TwophaseState.hpp \
opm/core/WellsManager.hpp \
opm/core/WellState.hpp \
opm/core/pressure/fsh.h \
opm/core/pressure/HybridPressureSolver.hpp \
opm/core/pressure/IncompTpfa.hpp \
opm/core/pressure/CompressibleTpfa.hpp \
opm/core/pressure/TPFAPressureSolver.hpp \
opm/core/pressure/tpfa/compr_quant.h \
opm/core/pressure/tpfa/compr_source.h \

7
examples/Makefile.am
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@ -7,10 +7,13 @@ LDADD = $(top_builddir)/libopmcore.la
noinst_PROGRAMS = \
scaneclipsedeck \
spu_2p \
wells_example
wells_example \
sim_wateroil
spu_2p_SOURCES = spu_2p.cpp
spu_2p_LDADD = $(LDADD) $(LIBS) $(BOOST_SYSTEM_LIB) $(BOOST_FILESYSTEM_LIB) $(LAPACK_LIBS) $(LIBS) $(LIBS)
sim_wateroil_SOURCES = sim_wateroil.cpp
sim_wateroil_LDADD = $(LDADD) $(LIBS) $(BOOST_SYSTEM_LIB) $(BOOST_FILESYSTEM_LIB) $(LAPACK_LIBS) $(LIBS) $(LIBS)
wells_example_SOURCES = wells_example.cpp

550
examples/sim_wateroil.cpp Normal file
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@ -0,0 +1,550 @@
/*
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/>.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif // HAVE_CONFIG_H
#include <opm/core/pressure/CompressibleTpfa.hpp>
#include <opm/core/grid.h>
#include <opm/core/GridManager.hpp>
#include <opm/core/newwells.h>
#include <opm/core/WellsManager.hpp>
#include <opm/core/utility/ErrorMacros.hpp>
#include <opm/core/utility/initState.hpp>
#include <opm/core/utility/SimulatorTimer.hpp>
#include <opm/core/utility/StopWatch.hpp>
#include <opm/core/utility/Units.hpp>
#include <opm/core/utility/writeVtkData.hpp>
#include <opm/core/utility/miscUtilities.hpp>
#include <opm/core/utility/parameters/ParameterGroup.hpp>
#include <opm/core/fluid/BlackoilPropertiesBasic.hpp>
#include <opm/core/fluid/BlackoilPropertiesFromDeck.hpp>
#include <opm/core/fluid/RockCompressibility.hpp>
#include <opm/core/linalg/LinearSolverFactory.hpp>
#include <opm/core/ColumnExtract.hpp>
#include <opm/core/BlackoilState.hpp>
#include <opm/core/WellState.hpp>
#include <opm/core/transport/GravityColumnSolver.hpp>
#include <opm/core/transport/reorder/TransportModelTwophase.hpp>
#include <boost/filesystem/convenience.hpp>
#include <boost/scoped_ptr.hpp>
#include <boost/lexical_cast.hpp>
#include <cassert>
#include <cstddef>
#include <algorithm>
#include <tr1/array>
#include <functional>
#include <iostream>
#include <iomanip>
#include <fstream>
#include <iterator>
#include <vector>
#include <numeric>
#define PRESSURE_SOLVER_FIXED 0
#define TRANSPORT_SOLVER_FIXED 0
template <class State>
static void outputState(const UnstructuredGrid& grid,
const State& state,
const int step,
const std::string& output_dir)
{
// Write data in VTK format.
std::ostringstream vtkfilename;
vtkfilename << output_dir << "/output-" << std::setw(3) << std::setfill('0') << step << ".vtu";
std::ofstream vtkfile(vtkfilename.str().c_str());
if (!vtkfile) {
THROW("Failed to open " << vtkfilename.str());
}
Opm::DataMap dm;
dm["saturation"] = &state.saturation();
dm["pressure"] = &state.pressure();
std::vector<double> cell_velocity;
Opm::estimateCellVelocity(grid, state.faceflux(), cell_velocity);
dm["velocity"] = &cell_velocity;
Opm::writeVtkData(grid, dm, vtkfile);
// Write data (not grid) in Matlab format
for (Opm::DataMap::const_iterator it = dm.begin(); it != dm.end(); ++it) {
std::ostringstream fname;
fname << output_dir << "/" << it->first << "-" << std::setw(3) << std::setfill('0') << step << ".dat";
std::ofstream file(fname.str().c_str());
if (!file) {
THROW("Failed to open " << fname.str());
}
const std::vector<double>& d = *(it->second);
std::copy(d.begin(), d.end(), std::ostream_iterator<double>(file, "\n"));
}
}
static void outputWaterCut(const Opm::Watercut& watercut,
const std::string& output_dir)
{
// Write water cut curve.
std::string fname = output_dir + "/watercut.txt";
std::ofstream os(fname.c_str());
if (!os) {
THROW("Failed to open " << fname);
}
watercut.write(os);
}
static void outputWellReport(const Opm::WellReport& wellreport,
const std::string& output_dir)
{
// Write well report.
std::string fname = output_dir + "/wellreport.txt";
std::ofstream os(fname.c_str());
if (!os) {
THROW("Failed to open " << fname);
}
wellreport.write(os);
}
// ----------------- Main program -----------------
int
main(int argc, char** argv)
{
using namespace Opm;
std::cout << "\n================ Test program for weakly compressible two-phase flow ===============\n\n";
Opm::parameter::ParameterGroup param(argc, argv, false);
std::cout << "--------------- Reading parameters ---------------" << std::endl;
// Reading various control parameters.
const bool use_reorder = param.getDefault("use_reorder", true);
const bool output = param.getDefault("output", true);
std::string output_dir;
int output_interval = 1;
if (output) {
output_dir = param.getDefault("output_dir", std::string("output"));
// Ensure that output dir exists
boost::filesystem::path fpath(output_dir);
try {
create_directories(fpath);
}
catch (...) {
THROW("Creating directories failed: " << fpath);
}
output_interval = param.getDefault("output_interval", output_interval);
}
// const int num_transport_substeps = param.getDefault("num_transport_substeps", 1);
// If we have a "deck_filename", grid and props will be read from that.
bool use_deck = param.has("deck_filename");
boost::scoped_ptr<Opm::GridManager> grid;
boost::scoped_ptr<Opm::BlackoilPropertiesInterface> props;
boost::scoped_ptr<Opm::WellsManager> wells;
boost::scoped_ptr<Opm::RockCompressibility> rock_comp;
Opm::SimulatorTimer simtimer;
Opm::BlackoilState state;
// bool check_well_controls = false;
// int max_well_control_iterations = 0;
double gravity[3] = { 0.0 };
if (use_deck) {
std::string deck_filename = param.get<std::string>("deck_filename");
Opm::EclipseGridParser deck(deck_filename);
// Grid init
grid.reset(new Opm::GridManager(deck));
// Rock and fluid init
const int* gc = grid->c_grid()->global_cell;
std::vector<int> global_cell(gc, gc + grid->c_grid()->number_of_cells);
props.reset(new Opm::BlackoilPropertiesFromDeck(deck, global_cell));
// Wells init.
wells.reset(new Opm::WellsManager(deck, *grid->c_grid(), props->permeability()));
// check_well_controls = param.getDefault("check_well_controls", false);
// max_well_control_iterations = param.getDefault("max_well_control_iterations", 10);
// Timer init.
if (deck.hasField("TSTEP")) {
simtimer.init(deck);
} else {
simtimer.init(param);
}
// Rock compressibility.
rock_comp.reset(new Opm::RockCompressibility(deck));
// Gravity.
gravity[2] = deck.hasField("NOGRAV") ? 0.0 : Opm::unit::gravity;
// Init state variables (saturation and pressure).
if (param.has("init_saturation")) {
initStateBasic(*grid->c_grid(), *props, param, gravity[2], state);
} else {
initStateFromDeck(*grid->c_grid(), *props, deck, gravity[2], state);
}
} else {
// Grid init.
const int nx = param.getDefault("nx", 100);
const int ny = param.getDefault("ny", 100);
const int nz = param.getDefault("nz", 1);
const double dx = param.getDefault("dx", 1.0);
const double dy = param.getDefault("dy", 1.0);
const double dz = param.getDefault("dz", 1.0);
grid.reset(new Opm::GridManager(nx, ny, nz, dx, dy, dz));
// Rock and fluid init.
props.reset(new Opm::BlackoilPropertiesBasic(param, grid->c_grid()->dimensions, grid->c_grid()->number_of_cells));
// Wells init.
wells.reset(new Opm::WellsManager());
// Timer init.
simtimer.init(param);
// Rock compressibility.
rock_comp.reset(new Opm::RockCompressibility(param));
// Gravity.
gravity[2] = param.getDefault("gravity", 0.0);
// Init state variables (saturation and pressure).
initStateBasic(*grid->c_grid(), *props, param, gravity[2], state);
}
// Warn if gravity but no density difference.
bool use_gravity = (gravity[0] != 0.0 || gravity[1] != 0.0 || gravity[2] != 0.0);
if (use_gravity) {
if (props->surfaceDensity()[0] == props->surfaceDensity()[1]) {
std::cout << "**** Warning: nonzero gravity, but zero density difference." << std::endl;
}
}
bool use_segregation_split = false;
bool use_column_solver = false;
bool use_gauss_seidel_gravity = false;
if (use_gravity && use_reorder) {
use_segregation_split = param.getDefault("use_segregation_split", use_segregation_split);
if (use_segregation_split) {
use_column_solver = param.getDefault("use_column_solver", use_column_solver);
if (use_column_solver) {
use_gauss_seidel_gravity = param.getDefault("use_gauss_seidel_gravity", use_gauss_seidel_gravity);
}
}
}
// Check that rock compressibility is not used with solvers that do not handle it.
// int nl_pressure_maxiter = 0;
// double nl_pressure_tolerance = 0.0;
if (rock_comp->isActive()) {
THROW("No rock compressibility in comp. pressure solver yet.");
if (!use_reorder) {
THROW("Cannot run implicit (non-reordering) transport solver with rock compressibility yet.");
}
// nl_pressure_maxiter = param.getDefault("nl_pressure_maxiter", 10);
// nl_pressure_tolerance = param.getDefault("nl_pressure_tolerance", 1.0); // in Pascal
}
// Source-related variables init.
int num_cells = grid->c_grid()->number_of_cells;
std::vector<double> totmob;
std::vector<double> omega; // Will remain empty if no gravity.
std::vector<double> rc; // Will remain empty if no rock compressibility.
// Extra rock init.
std::vector<double> porevol;
if (rock_comp->isActive()) {
THROW("CompressibleTpfa solver does not handle this.");
computePorevolume(*grid->c_grid(), props->porosity(), *rock_comp, state.pressure(), porevol);
} else {
computePorevolume(*grid->c_grid(), props->porosity(), porevol);
}
double tot_porevol_init = std::accumulate(porevol.begin(), porevol.end(), 0.0);
// We need a separate reorder_sat, because the reorder
// code expects a scalar sw, not both sw and so.
std::vector<double> reorder_sat(num_cells);
std::vector<double> src(num_cells, 0.0);
// Initialising src
if (wells->c_wells()) {
// Do nothing, wells will be the driving force, not source terms.
// Opm::wellsToSrc(*wells->c_wells(), num_cells, src);
} else {
const double default_injection = use_gravity ? 0.0 : 0.1;
const double flow_per_sec = param.getDefault<double>("injected_porevolumes_per_day", default_injection)
*tot_porevol_init/Opm::unit::day;
src[0] = flow_per_sec;
src[num_cells - 1] = -flow_per_sec;
}
std::vector<double> reorder_src = src;
// Solvers init.
// Linear solver.
Opm::LinearSolverFactory linsolver(param);
// Pressure solver.
const double *grav = use_gravity ? &gravity[0] : 0;
Opm::CompressibleTpfa psolver(*grid->c_grid(), props->permeability(), &porevol[0], grav,
linsolver, wells->c_wells(), props->numPhases());
// Reordering solver.
#if TRANSPORT_SOLVER_FIXED
const double nl_tolerance = param.getDefault("nl_tolerance", 1e-9);
const int nl_maxiter = param.getDefault("nl_maxiter", 30);
Opm::TransportModelTwophase reorder_model(*grid->c_grid(), *props, nl_tolerance, nl_maxiter);
if (use_gauss_seidel_gravity) {
reorder_model.initGravity(grav);
}
#endif // TRANSPORT_SOLVER_FIXED
// Column-based gravity segregation solver.
std::vector<std::vector<int> > columns;
if (use_column_solver) {
Opm::extractColumn(*grid->c_grid(), columns);
}
// The allcells vector is used in calls to computeTotalMobility()
// and computeTotalMobilityOmega().
std::vector<int> allcells(num_cells);
for (int cell = 0; cell < num_cells; ++cell) {
allcells[cell] = cell;
}
// Warn if any parameters are unused.
if (param.anyUnused()) {
std::cout << "-------------------- Unused parameters: --------------------\n";
param.displayUsage();
std::cout << "----------------------------------------------------------------" << std::endl;
}
// Write parameters used for later reference.
if (output) {
param.writeParam(output_dir + "/spu_2p.param");
}
// Main simulation loop.
Opm::time::StopWatch pressure_timer;
double ptime = 0.0;
Opm::time::StopWatch transport_timer;
double ttime = 0.0;
Opm::time::StopWatch total_timer;
total_timer.start();
std::cout << "\n\n================ Starting main simulation loop ===============" << std::endl;
double init_satvol[2] = { 0.0 };
double satvol[2] = { 0.0 };
double injected[2] = { 0.0 };
double produced[2] = { 0.0 };
double tot_injected[2] = { 0.0 };
double tot_produced[2] = { 0.0 };
Opm::computeSaturatedVol(porevol, state.saturation(), init_satvol);
std::cout << "\nInitial saturations are " << init_satvol[0]/tot_porevol_init
<< " " << init_satvol[1]/tot_porevol_init << std::endl;
Opm::Watercut watercut;
watercut.push(0.0, 0.0, 0.0);
Opm::WellReport wellreport;
Opm::WellState well_state;
std::vector<double> fractional_flows;
std::vector<double> well_resflows_phase;
int num_wells = 0;
if (wells->c_wells()) {
num_wells = wells->c_wells()->number_of_wells;
well_state.init(wells->c_wells());
well_resflows_phase.resize((wells->c_wells()->number_of_phases)*(num_wells), 0.0);
wellreport.push(*props, *wells->c_wells(),
state.pressure(), state.surfacevol(), state.saturation(),
0.0, well_state.bhp(), well_state.perfRates());
}
for (; !simtimer.done(); ++simtimer) {
// Report timestep and (optionally) write state to disk.
simtimer.report(std::cout);
if (output && (simtimer.currentStepNum() % output_interval == 0)) {
outputState(*grid->c_grid(), state, simtimer.currentStepNum(), output_dir);
}
// Solve pressure.
#if PRESSURE_SOLVER_FIXED
if (use_gravity) {
computeTotalMobilityOmega(*props, allcells, state.saturation(), totmob, omega);
} else {
computeTotalMobility(*props, allcells, state.saturation(), totmob);
}
std::vector<double> wdp;
if (wells->c_wells()) {
Opm::computeWDP(*wells->c_wells(), *grid->c_grid(), state.saturation(), props->density(), gravity[2], true, wdp);
}
if (check_well_controls) {
computeFractionalFlow(*props, allcells, state.saturation(), fractional_flows);
}
if (check_well_controls) {
wells->applyExplicitReinjectionControls(well_resflows_phase, well_resflows_phase);
}
bool well_control_passed = !check_well_controls;
int well_control_iteration = 0;
do { // Well control outer loop.
pressure_timer.start();
if (rock_comp->isActive()) {
rc.resize(num_cells);
std::vector<double> initial_pressure = state.pressure();
std::vector<double> initial_porevolume(num_cells);
computePorevolume(*grid->c_grid(), props->porosity(), *rock_comp, initial_pressure, initial_porevolume);
std::vector<double> pressure_increment(num_cells + num_wells);
std::vector<double> prev_pressure(num_cells + num_wells);
for (int iter = 0; iter < nl_pressure_maxiter; ++iter) {
for (int cell = 0; cell < num_cells; ++cell) {
rc[cell] = rock_comp->rockComp(state.pressure()[cell]);
}
computePorevolume(*grid->c_grid(), props->porosity(), *rock_comp, state.pressure(), porevol);
std::copy(state.pressure().begin(), state.pressure().end(), prev_pressure.begin());
std::copy(well_state.bhp().begin(), well_state.bhp().end(), prev_pressure.begin() + num_cells);
// prev_pressure = state.pressure();
// compute pressure increment
psolver.solveIncrement(totmob, omega, src, wdp, bcs.c_bcs(), porevol, rc,
prev_pressure, initial_porevolume, simtimer.currentStepLength(),
pressure_increment);
double max_change = 0.0;
for (int cell = 0; cell < num_cells; ++cell) {
state.pressure()[cell] += pressure_increment[cell];
max_change = std::max(max_change, std::fabs(pressure_increment[cell]));
}
for (int well = 0; well < num_wells; ++well) {
well_state.bhp()[well] += pressure_increment[num_cells + well];
max_change = std::max(max_change, std::fabs(pressure_increment[num_cells + well]));
}
std::cout << "Pressure iter " << iter << " max change = " << max_change << std::endl;
if (max_change < nl_pressure_tolerance) {
break;
}
}
psolver.computeFaceFlux(totmob, omega, src, wdp, bcs.c_bcs(), state.pressure(), state.faceflux(),
well_state.bhp(), well_state.perfRates());
} else {
psolver.solve(totmob, omega, src, wdp, bcs.c_bcs(), state.pressure(), state.faceflux(),
well_state.bhp(), well_state.perfRates());
}
pressure_timer.stop();
double pt = pressure_timer.secsSinceStart();
std::cout << "Pressure solver took: " << pt << " seconds." << std::endl;
ptime += pt;
if (check_well_controls) {
Opm::computePhaseFlowRatesPerWell(*wells->c_wells(),
fractional_flows,
well_state.perfRates(),
well_resflows_phase);
std::cout << "Checking well conditions." << std::endl;
// For testing we set surface := reservoir
well_control_passed = wells->conditionsMet(well_state.bhp(), well_resflows_phase, well_resflows_phase);
++well_control_iteration;
if (!well_control_passed && well_control_iteration > max_well_control_iterations) {
THROW("Could not satisfy well conditions in " << max_well_control_iterations << " tries.");
}
if (!well_control_passed) {
std::cout << "Well controls not passed, solving again." << std::endl;
} else {
std::cout << "Well conditions met." << std::endl;
}
}
} while (!well_control_passed);
#endif // PRESSURE_SOLVER_FIXED
// Process transport sources (to include bdy terms and well flows).
Opm::computeTransportSource(*grid->c_grid(), src, state.faceflux(), 1.0,
wells->c_wells(), well_state.perfRates(), reorder_src);
// Solve transport.
transport_timer.start();
#if TRANSPORT_SOLVER_FIXED
double stepsize = simtimer.currentStepLength();
if (num_transport_substeps != 1) {
stepsize /= double(num_transport_substeps);
std::cout << "Making " << num_transport_substeps << " transport substeps." << std::endl;
}
for (int tr_substep = 0; tr_substep < num_transport_substeps; ++tr_substep) {
Opm::toWaterSat(state.saturation(), reorder_sat);
reorder_model.solve(&state.faceflux()[0], &porevol[0], &reorder_src[0],
stepsize, &reorder_sat[0]);
Opm::toBothSat(reorder_sat, state.saturation());
Opm::computeInjectedProduced(*props, state.saturation(), reorder_src, stepsize, injected, produced);
if (use_segregation_split) {
reorder_model.solveGravity(columns, &porevol[0], stepsize, reorder_sat);
Opm::toBothSat(reorder_sat, state.saturation());
}
}
#endif // TRANSPORT_SOLVER_FIXED
transport_timer.stop();
double tt = transport_timer.secsSinceStart();
std::cout << "Transport solver took: " << tt << " seconds." << std::endl;
ttime += tt;
// Report volume balances.
Opm::computeSaturatedVol(porevol, state.saturation(), satvol);
tot_injected[0] += injected[0];
tot_injected[1] += injected[1];
tot_produced[0] += produced[0];
tot_produced[1] += produced[1];
std::cout.precision(5);
const int width = 18;
std::cout << "\nVolume balance report (all numbers relative to total pore volume).\n";
std::cout << " Saturated volumes: "
<< std::setw(width) << satvol[0]/tot_porevol_init
<< std::setw(width) << satvol[1]/tot_porevol_init << std::endl;
std::cout << " Injected volumes: "
<< std::setw(width) << injected[0]/tot_porevol_init
<< std::setw(width) << injected[1]/tot_porevol_init << std::endl;
std::cout << " Produced volumes: "
<< std::setw(width) << produced[0]/tot_porevol_init
<< std::setw(width) << produced[1]/tot_porevol_init << std::endl;
std::cout << " Total inj volumes: "
<< std::setw(width) << tot_injected[0]/tot_porevol_init
<< std::setw(width) << tot_injected[1]/tot_porevol_init << std::endl;
std::cout << " Total prod volumes: "
<< std::setw(width) << tot_produced[0]/tot_porevol_init
<< std::setw(width) << tot_produced[1]/tot_porevol_init << std::endl;
std::cout << " In-place + prod - inj: "
<< std::setw(width) << (satvol[0] + tot_produced[0] - tot_injected[0])/tot_porevol_init
<< std::setw(width) << (satvol[1] + tot_produced[1] - tot_injected[1])/tot_porevol_init << std::endl;
std::cout << " Init - now - pr + inj: "
<< std::setw(width) << (init_satvol[0] - satvol[0] - tot_produced[0] + tot_injected[0])/tot_porevol_init
<< std::setw(width) << (init_satvol[1] - satvol[1] - tot_produced[1] + tot_injected[1])/tot_porevol_init
<< std::endl;
std::cout.precision(8);
watercut.push(simtimer.currentTime() + simtimer.currentStepLength(),
produced[0]/(produced[0] + produced[1]),
tot_produced[0]/tot_porevol_init);
if (wells->c_wells()) {
wellreport.push(*props, *wells->c_wells(),
state.pressure(), state.surfacevol(), state.saturation(),
simtimer.currentTime() + simtimer.currentStepLength(),
well_state.bhp(), well_state.perfRates());
}
}
total_timer.stop();
std::cout << "\n\n================ End of simulation ===============\n"
<< "Total time taken: " << total_timer.secsSinceStart()
<< "\n Pressure time: " << ptime
<< "\n Transport time: " << ttime << std::endl;
if (output) {
outputState(*grid->c_grid(), state, simtimer.currentStepNum(), output_dir);
outputWaterCut(watercut, output_dir);
if (wells->c_wells()) {
outputWellReport(wellreport, output_dir);
}
}
}

6
examples/spu_2p.cpp
View File

@ -327,9 +327,9 @@ main(int argc, char** argv)
gravity[2] = deck.hasField("NOGRAV") ? 0.0 : Opm::unit::gravity;
// Init state variables (saturation and pressure).
if (param.has("init_saturation")) {
initStateTwophaseBasic(*grid->c_grid(), *props, param, gravity[2], state);
initStateBasic(*grid->c_grid(), *props, param, gravity[2], state);
} else {
initStateTwophaseFromDeck(*grid->c_grid(), *props, deck, gravity[2], state);
initStateFromDeck(*grid->c_grid(), *props, deck, gravity[2], state);
}
} else {
// Grid init.
@ -351,7 +351,7 @@ main(int argc, char** argv)
// Gravity.
gravity[2] = param.getDefault("gravity", 0.0);
// Init state variables (saturation and pressure).
initStateTwophaseBasic(*grid->c_grid(), *props, param, gravity[2], state);
initStateBasic(*grid->c_grid(), *props, param, gravity[2], state);
}
// Extra fluid init for transport solver.

2
examples/wells_example.cpp
View File

@ -58,7 +58,7 @@ int main(int argc, char** argv)
Opm::TwophaseState state;
initStateTwophaseFromDeck(*grid.c_grid(), incomp_properties, parser, gravity[2], state);
initStateFromDeck(*grid.c_grid(), incomp_properties, parser, gravity[2], state);
// Compute phase mobilities
std::vector<double> phase_mob;

103
opm/core/BlackoilState.hpp Normal file
View File

@ -0,0 +1,103 @@
/*
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_BLACKOILSTATE_HEADER_INCLUDED
#define OPM_BLACKOILSTATE_HEADER_INCLUDED
#include <opm/core/grid.h>
#include <opm/core/fluid/BlackoilPropertiesInterface.hpp>
#include <vector>
namespace Opm
{
/// Simulator state for a blackoil simulator.
class BlackoilState
{
public:
void init(const UnstructuredGrid& g, const int num_phases)
{
num_phases_ = num_phases;
press_.resize(g.number_of_cells, 0.0);
fpress_.resize(g.number_of_faces, 0.0);
flux_.resize(g.number_of_faces, 0.0);
sat_.resize(num_phases * g.number_of_cells, 0.0);
for (int cell = 0; cell < g.number_of_cells; ++cell) {
// Defaulting the second saturation to 1.0.
// This will usually be oil in a water-oil case,
// gas in an oil-gas case.
// For proper initialization, one should not rely on this,
// but use available phase information instead.
sat_[num_phases*cell + 1] = 1.0;
}
}
enum ExtremalSat { MinSat, MaxSat };
/// Set the first saturation to either its min or max value in
/// the indicated cells. The second saturation value s2 is set
/// to (1.0 - s1) for each cell. Any further saturation values
/// are unchanged.
void setFirstSat(const std::vector<int>& cells,
const Opm::BlackoilPropertiesInterface& props,
ExtremalSat es)
{
const int n = cells.size();
std::vector<double> smin(num_phases_*n);
std::vector<double> smax(num_phases_*n);
props.satRange(n, &cells[0], &smin[0], &smax[0]);
const double* svals = (es == MinSat) ? &smin[0] : &smax[0];
for (int ci = 0; ci < n; ++ci) {
const int cell = cells[ci];
sat_[num_phases_*cell] = svals[num_phases_*ci];
sat_[num_phases_*cell + 1] = 1.0 - sat_[num_phases_*cell];
}
}
int numPhases() const
{
return num_phases_;
}
std::vector<double>& pressure () { return press_ ; }
std::vector<double>& facepressure() { return fpress_; }
std::vector<double>& faceflux () { return flux_ ; }
std::vector<double>& surfacevol () { return surfvol_; }
std::vector<double>& saturation () { return sat_ ; }
const std::vector<double>& pressure () const { return press_ ; }
const std::vector<double>& facepressure() const { return fpress_; }
const std::vector<double>& faceflux () const { return flux_ ; }
const std::vector<double>& surfacevol () const { return surfvol_; }
const std::vector<double>& saturation () const { return sat_ ; }
private:
int num_phases_;
std::vector<double> press_ ;
std::vector<double> fpress_;
std::vector<double> flux_ ;
std::vector<double> surfvol_;
std::vector<double> sat_ ;
};
} // namespace Opm
#endif // OPM_BLACKOILSTATE_HEADER_INCLUDED

25
opm/core/TwophaseState.hpp
View File

@ -32,38 +32,44 @@ namespace Opm
{
public:
void init(const UnstructuredGrid& g)
void init(const UnstructuredGrid& g, int num_phases)
{
num_phases_ = num_phases;
press_.resize(g.number_of_cells, 0.0);
fpress_.resize(g.number_of_faces, 0.0);
flux_.resize(g.number_of_faces, 0.0);
sat_.resize(2 * g.number_of_cells, 0.0);
sat_.resize(num_phases_ * g.number_of_cells, 0.0);
for (int cell = 0; cell < g.number_of_cells; ++cell) {
sat_[2*cell + 1] = 1.0; // Defaulting oil saturations to 1.0.
// Defaulting the second saturation to 1.0.
// This will usually be oil in a water-oil case,
// gas in an oil-gas case.
// For proper initialization, one should not rely on this,
// but use available phase information instead.
sat_[num_phases_*cell + 1] = 1.0;
}
}
enum ExtremalSat { MinSat, MaxSat };
void setWaterSat(const std::vector<int>& cells,
void setFirstSat(const std::vector<int>& cells,
const Opm::IncompPropertiesInterface& props,
ExtremalSat es)
{
const int n = cells.size();
std::vector<double> smin(2*n);
std::vector<double> smax(2*n);
std::vector<double> smin(num_phases_*n);
std::vector<double> smax(num_phases_*n);
props.satRange(n, &cells[0], &smin[0], &smax[0]);
const double* svals = (es == MinSat) ? &smin[0] : &smax[0];
for (int ci = 0; ci < n; ++ci) {
const int cell = cells[ci];
sat_[2*cell] = svals[2*ci];
sat_[2*cell + 1] = 1.0 - sat_[2*cell];
sat_[num_phases_*cell] = svals[num_phases_*ci];
sat_[num_phases_*cell + 1] = 1.0 - sat_[num_phases_*cell];
}
}
int numPhases() const
{
return 2;
return num_phases_;
}
std::vector<double>& pressure () { return press_ ; }
@ -77,6 +83,7 @@ namespace Opm
const std::vector<double>& saturation () const { return sat_ ; }
private:
int num_phases_;
std::vector<double> press_ ;
std::vector<double> fpress_;
std::vector<double> flux_ ;

53
opm/core/WellState.hpp Normal file
View File

@ -0,0 +1,53 @@
/*
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_WELLSTATE_HEADER_INCLUDED
#define OPM_WELLSTATE_HEADER_INCLUDED
#include <opm/core/newwells.h>
#include <vector>
namespace Opm
{
class WellState
{
public:
void init(const Wells* wells)
{
if (wells) {
bhp_.resize(wells->number_of_wells);
perfrates_.resize(wells->well_connpos[wells->number_of_wells]);
}
}
std::vector<double>& bhp() { return bhp_; }
const std::vector<double>& bhp() const { return bhp_; }
std::vector<double>& perfRates() { return perfrates_; }
const std::vector<double>& perfRates() const { return perfrates_; }
private:
std::vector<double> bhp_;
std::vector<double> perfrates_;
};
} // namespace Opm
#endif // OPM_WELLSTATE_HEADER_INCLUDED

13
opm/core/WellsGroup.cpp
View File

@ -962,15 +962,15 @@ namespace Opm
namespace
{
InjectionSpecification::InjectorType toInjectorType(std::string type)
InjectionSpecification::InjectorType toInjectorType(const std::string& type)
{
if (type == "OIL") {
if (type[0] == 'O') {
return InjectionSpecification::OIL;
}
if (type == "WATER") {
if (type[0] == 'W') {
return InjectionSpecification::WATER;
}
if (type == "GAS") {
if (type[0] == 'G') {
return InjectionSpecification::GAS;
}
THROW("Unknown type " << type << ", could not convert to SurfaceComponent");
@ -1076,11 +1076,6 @@ namespace Opm
if (deck.hasField("WCONPROD")) {
WCONPROD wconprod = deck.getWCONPROD();
#if THIS_STATEMENT_IS_REALLY_NEEDED
std::cout << wconprod.wconprod.size() << std::endl;
#endif
for (size_t i = 0; i < wconprod.wconprod.size(); i++) {
if (wconprod.wconprod[i].well_ == name) {
WconprodLine line = wconprod.wconprod[i];

18
opm/core/WellsManager.cpp
View File

@ -250,8 +250,16 @@ namespace Opm
const int* global_cell = grid.global_cell;
const int* cpgdim = grid.cartdims;
std::map<int,int> cartesian_to_compressed;
for (int i = 0; i < grid.number_of_cells; ++i) {
cartesian_to_compressed.insert(std::make_pair(global_cell[i], i));
if (global_cell) {
for (int i = 0; i < grid.number_of_cells; ++i) {
cartesian_to_compressed.insert(std::make_pair(global_cell[i], i));
}
}
else {
for (int i = 0; i < grid.number_of_cells; ++i) {
cartesian_to_compressed.insert(std::make_pair(i, i));
}
}
// Get COMPDAT data
@ -459,17 +467,17 @@ namespace Opm
// Set well component fraction.
double cf[3] = { 0.0, 0.0, 0.0 };
if (wci_line.injector_type_ == "WATER") {
if (wci_line.injector_type_[0] == 'W') {
if (!pu.phase_used[BlackoilPhases::Aqua]) {
THROW("Water phase not used, yet found water-injecting well.");
}
cf[pu.phase_pos[BlackoilPhases::Aqua]] = 1.0;
} else if (wci_line.injector_type_ == "OIL") {
} else if (wci_line.injector_type_[0] == 'O') {
if (!pu.phase_used[BlackoilPhases::Liquid]) {
THROW("Oil phase not used, yet found oil-injecting well.");
}
cf[pu.phase_pos[BlackoilPhases::Liquid]] = 1.0;
} else if (wci_line.injector_type_ == "GAS") {
} else if (wci_line.injector_type_[0] == 'G') {
if (!pu.phase_used[BlackoilPhases::Vapour]) {
THROW("Water phase not used, yet found water-injecting well.");
}

8
opm/core/eclipse/EclipseGridParser.cpp
View File

@ -83,7 +83,9 @@ namespace EclipseKeywords
string("BULKMOD"), string("YOUNGMOD"), string("LAMEMOD"),
string("SHEARMOD"), string("POISSONMOD"), string("PWAVEMOD"),
string("MULTPV"), string("PRESSURE"), string("SGAS"),
string("SWAT"), string("SOIL"), string("RS")
string("SWAT"), string("SOIL"), string("RS"),
string("DXV"), string("DYV"), string("DZV"),
string("DEPTHZ")
};
const int num_floating_fields = sizeof(floating_fields) / sizeof(floating_fields[0]);
@ -436,7 +438,9 @@ void EclipseGridParser::convertToSI()
// Find the right unit.
double unit = 1e100;
bool do_convert = true;
if (key == "COORD" || key == "ZCORN") {
if (key == "COORD" || key == "ZCORN" ||
key == "DXV" || key == "DYV" || key == "DZV" ||
key == "DEPTHZ") {
unit = units_.length;
} else if (key == "PERMX" || key == "PERMY" || key == "PERMZ" ||
key == "PERMXX" || key == "PERMYY" || key == "PERMZZ" ||

15
opm/core/fluid/BlackoilPropertiesBasic.cpp
View File

@ -214,6 +214,21 @@ namespace Opm
}
/// Obtain the range of allowable saturation values.
/// In cell cells[i], saturation of phase p is allowed to be
/// in the interval [smin[i*P + p], smax[i*P + p]].
/// \param[in] n Number of data points.
/// \param[in] cells Array of n cell indices.
/// \param[out] smin Array of nP minimum s values, array must be valid before calling.
/// \param[out] smax Array of nP maximum s values, array must be valid before calling.
void BlackoilPropertiesBasic::satRange(const int n,
const int* /*cells*/,
double* smin,
double* smax) const
{
satprops_.satRange(n, smin, smax);
}
} // namespace Opm

13
opm/core/fluid/BlackoilPropertiesBasic.hpp
View File

@ -150,6 +150,19 @@ namespace Opm
double* pc,
double* dpcds) const;
/// Obtain the range of allowable saturation values.
/// In cell cells[i], saturation of phase p is allowed to be
/// in the interval [smin[i*P + p], smax[i*P + p]].
/// \param[in] n Number of data points.
/// \param[in] cells Array of n cell indices.
/// \param[out] smin Array of nP minimum s values, array must be valid before calling.
/// \param[out] smax Array of nP maximum s values, array must be valid before calling.
virtual void satRange(const int n,
const int* cells,
double* smin,
double* smax) const;
private:
RockBasic rock_;
PvtPropertiesBasic pvt_;

15
opm/core/fluid/BlackoilPropertiesFromDeck.cpp
View File

@ -258,6 +258,21 @@ namespace Opm
}
/// Obtain the range of allowable saturation values.
/// In cell cells[i], saturation of phase p is allowed to be
/// in the interval [smin[i*P + p], smax[i*P + p]].
/// \param[in] n Number of data points.
/// \param[in] cells Array of n cell indices.
/// \param[out] smin Array of nP minimum s values, array must be valid before calling.
/// \param[out] smax Array of nP maximum s values, array must be valid before calling.
void BlackoilPropertiesFromDeck::satRange(const int n,
const int* cells,
double* smin,
double* smax) const
{
satprops_.satRange(n, cells, smin, smax);
}
} // namespace Opm

13
opm/core/fluid/BlackoilPropertiesFromDeck.hpp
View File

@ -146,6 +146,19 @@ namespace Opm
double* pc,
double* dpcds) const;
/// Obtain the range of allowable saturation values.
/// In cell cells[i], saturation of phase p is allowed to be
/// in the interval [smin[i*P + p], smax[i*P + p]].
/// \param[in] n Number of data points.
/// \param[in] cells Array of n cell indices.
/// \param[out] smin Array of nP minimum s values, array must be valid before calling.
/// \param[out] smax Array of nP maximum s values, array must be valid before calling.
virtual void satRange(const int n,
const int* cells,
double* smin,
double* smax) const;
private:
RockFromDeck rock_;
BlackoilPvtProperties pvt_;

13
opm/core/fluid/BlackoilPropertiesInterface.hpp
View File

@ -136,6 +136,19 @@ namespace Opm
const int* cells,
double* pc,
double* dpcds) const = 0;
/// Obtain the range of allowable saturation values.
/// In cell cells[i], saturation of phase p is allowed to be
/// in the interval [smin[i*P + p], smax[i*P + p]].
/// \param[in] n Number of data points.
/// \param[in] cells Array of n cell indices.
/// \param[out] smin Array of nP minimum s values, array must be valid before calling.
/// \param[out] smax Array of nP maximum s values, array must be valid before calling.
virtual void satRange(const int n,
const int* cells,
double* smin,
double* smax) const = 0;
};

31
opm/core/fluid/RockFromDeck.cpp
View File

@ -19,7 +19,8 @@
#include <opm/core/fluid/RockFromDeck.hpp>
#include <opm/core/eclipse/EclipseGridInspector.hpp>
#include <tr1/array>
namespace Opm
{
@ -35,6 +36,8 @@ namespace Opm
PermeabilityKind fillTensor(const EclipseGridParser& parser,
std::vector<const std::vector<double>*>& tensor,
std::tr1::array<int,9>& kmap);
int numGlobalCells(const EclipseGridParser& parser);
} // anonymous namespace
@ -82,10 +85,8 @@ namespace Opm
const std::vector<int>& global_cell,
double perm_threshold)
{
const int dim = 3;
EclipseGridInspector insp(parser);
std::tr1::array<int, 3> dims = insp.gridSize();
int num_global_cells = dims[0]*dims[1]*dims[2];
const int dim = 3;
const int num_global_cells = numGlobalCells(parser);
ASSERT (num_global_cells > 0);
permeability_.assign(dim * dim * global_cell.size(), 0.0);
@ -330,6 +331,26 @@ namespace Opm
return kind;
}
int numGlobalCells(const EclipseGridParser& parser)
{
int ngc = -1;
if (parser.hasField("DIMENS")) {
const std::vector<int>&
dims = parser.getIntegerValue("DIMENS");
ngc = dims[0] * dims[1] * dims[2];
}
else if (parser.hasField("SPECGRID")) {
const SPECGRID& sgr = parser.getSPECGRID();
ngc = sgr.dimensions[ 0 ];
ngc *= sgr.dimensions[ 1 ];
ngc *= sgr.dimensions[ 2 ];
}
return ngc;
}
} // anonymous namespace
} // namespace Opm

202
opm/core/pressure/CompressibleTpfa.cpp Normal file
View File

@ -0,0 +1,202 @@
/*
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/>.
*/
#include <opm/core/pressure/CompressibleTpfa.hpp>
#include <opm/core/pressure/tpfa/cfs_tpfa_residual.h>
#include <opm/core/pressure/tpfa/compr_quant_general.h>
#include <opm/core/pressure/tpfa/compr_source.h>
#include <opm/core/pressure/tpfa/trans_tpfa.h>
#include <opm/core/linalg/LinearSolverInterface.hpp>
#include <opm/core/linalg/sparse_sys.h>
#include <opm/core/utility/ErrorMacros.hpp>
#include <opm/core/newwells.h>
#include <opm/core/BlackoilState.hpp>
#include <opm/core/WellState.hpp>
#include <algorithm>
namespace Opm
{
/// Construct solver.
/// \param[in] g A 2d or 3d grid.
/// \param[in] permeability Array of permeability tensors, the array
/// should have size N*D^2, if D == g.dimensions
/// and N == g.number_of_cells.
/// \param[in] gravity Gravity vector. If nonzero, the array should
/// have D elements.
/// \param[in] wells The wells argument. Will be used in solution,
/// is ignored if NULL
CompressibleTpfa::CompressibleTpfa(const UnstructuredGrid& g,
const double* permeability,
const double* porevol,
const double* /* gravity */, // ???
const LinearSolverInterface& linsolver,
const struct Wells* wells,
const int num_phases)
: grid_(g),
porevol_(porevol),
linsolver_(linsolver),
htrans_(g.cell_facepos[ g.number_of_cells ]),
trans_ (g.number_of_faces),
wells_(wells)
{
if (wells_ && (wells_->number_of_phases != num_phases)) {
THROW("Inconsistent number of phases specified: "
<< wells_->number_of_phases << " != " << num_phases);
}
const int num_dofs = g.number_of_cells + (wells ? wells->number_of_wells : 0);
pressure_increment_.resize(num_dofs);
UnstructuredGrid* gg = const_cast<UnstructuredGrid*>(&grid_);
tpfa_htrans_compute(gg, permeability, &htrans_[0]);
tpfa_trans_compute(gg, &htrans_[0], &trans_[0]);
cfs_tpfa_res_wells w;
w.W = const_cast<struct Wells*>(wells_);
w.data = NULL;
h_ = cfs_tpfa_res_construct(gg, &w, num_phases);
}
/// Destructor.
CompressibleTpfa::~CompressibleTpfa()
{
cfs_tpfa_res_destroy(h_);
}
/// Solve pressure equation, by Newton iterations.
void CompressibleTpfa::solve(const double dt,
BlackoilState& state,
WellState& well_state)
{
// Set up dynamic data.
computePerSolveDynamicData();
computePerIterationDynamicData();
// Assemble J and F.
assemble(dt, state, well_state);
bool residual_ok = false; // Replace with tolerance check.
while (!residual_ok) {
// Solve for increment in Newton method:
// incr = x_{n+1} - x_{n} = -J^{-1}F
// (J is Jacobian matrix, F is residual)
solveIncrement();
// Update pressure vars with increment.
// Set up dynamic data.
computePerIterationDynamicData();
// Assemble J and F.
assemble(dt, state, well_state);
// Check for convergence.
// Include both tolerance check for residual
// and solution change.
}
// Write to output parameters.
// computeResults(...);
}
/// Compute per-solve dynamic properties.
void CompressibleTpfa::computePerSolveDynamicData()
{
}
/// Compute per-iteration dynamic properties.
void CompressibleTpfa::computePerIterationDynamicData()
{
}
/// Compute the residual and Jacobian.
void CompressibleTpfa::assemble(const double dt,
const BlackoilState& state,
const WellState& well_state)
{
const double* z = &state.surfacevol()[0];
const double* cell_press = &state.pressure()[0];
const double* well_bhp = well_state.bhp().empty() ? NULL : &well_state.bhp()[0];
UnstructuredGrid* gg = const_cast<UnstructuredGrid*>(&grid_);
CompletionData completion_data;
completion_data.gpot = &wellperf_gpot_[0];
completion_data.A = &wellperf_A_[0];
completion_data.phasemob = &wellperf_phasemob_[0];
cfs_tpfa_res_wells wells_tmp;
wells_tmp.W = const_cast<Wells*>(wells_);
wells_tmp.data = &completion_data;
cfs_tpfa_res_forces forces;
forces.wells = &wells_tmp;
forces.src = NULL; // Check if it is legal to leave it as NULL.
compr_quantities_gen cq;
cq.Ac = &cell_A_[0];
cq.dAc = &cell_dA_[0];
cq.Af = &face_A_[0];
cq.phasemobf = &face_phasemob_[0];
cq.voldiscr = &cell_voldisc_[0];
cfs_tpfa_res_assemble(gg, dt, &forces, z, &cq, &trans_[0],
&face_gravcap_[0], cell_press, well_bhp,
porevol_, h_);
}
/// Computes pressure_increment_.
void CompressibleTpfa::solveIncrement()
{
// Increment is equal to -J^{-1}F
linsolver_.solve(h_->J, h_->F, &pressure_increment_[0]);
std::transform(pressure_increment_.begin(), pressure_increment_.end(),
pressure_increment_.begin(), std::negate<double>());
}
/// Compute the output.
void CompressibleTpfa::computeResults(std::vector<double>& // pressure
,
std::vector<double>& // faceflux
,
std::vector<double>& // well_bhp
,
std::vector<double>& // well_rate
)
{
}
} // namespace Opm

119
opm/core/pressure/CompressibleTpfa.hpp Normal file
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@ -0,0 +1,119 @@
/*
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_COMPRESSIBLETPFA_HEADER_INCLUDED
#define OPM_COMPRESSIBLETPFA_HEADER_INCLUDED
#include <vector>
struct UnstructuredGrid;
struct cfs_tpfa_res_data;
struct Wells;
struct FlowBoundaryConditions;
namespace Opm
{
class BlackoilState;
class LinearSolverInterface;
class WellState;
/// Encapsulating a tpfa pressure solver for the compressible-fluid case.
/// Supports gravity, wells and simple sources as driving forces.
/// Below we use the shortcuts D for the number of dimensions, N
/// for the number of cells and F for the number of faces.
class CompressibleTpfa
{
public:
/// Construct solver.
/// \param[in] g A 2d or 3d grid.
/// \param[in] permeability Array of permeability tensors, the array
/// should have size N*D^2, if D == g.dimensions
/// and N == g.number_of_cells.
/// \param[in] gravity Gravity vector. If nonzero, the array should
/// have D elements.
/// \param[in] wells The wells argument. Will be used in solution,
/// is ignored if NULL
/// \param[in] num_phases Must be 2 or 3.
CompressibleTpfa(const UnstructuredGrid& g,
const double* porevol,
const double* permeability,
const double* gravity,
const LinearSolverInterface& linsolver,
const struct Wells* wells,
const int num_phases);
/// Destructor.
~CompressibleTpfa();
void solve(const double dt,
BlackoilState& state,
WellState& well_state);
private:
void computePerSolveDynamicData();
void computePerIterationDynamicData();
void assemble(const double dt,
const BlackoilState& state,
const WellState& well_state);
void solveIncrement();
void computeResults(std::vector<double>& pressure,
std::vector<double>& faceflux,
std::vector<double>& well_bhp,
std::vector<double>& well_rate);
// ------ Data that will remain unmodified after construction. ------
const UnstructuredGrid& grid_;
const double* porevol_;
const LinearSolverInterface& linsolver_;
std::vector<double> htrans_;
std::vector<double> trans_ ;
const Wells* wells_; // Outside may modify controls (only) between calls to solve().
// ------ Internal data for the cfs_tpfa_res solver. ------
struct cfs_tpfa_res_data* h_;
// ------ Data that will be modified for every solve. ------
std::vector<double> wellperf_gpot_;
// ------ Data that will be modified for every solver iteration. ------
// Gravity and capillary contributions (per face).
std::vector<double> face_gravcap_;
std::vector<double> wellperf_A_;
std::vector<double> wellperf_phasemob_;
std::vector<double> cell_A_;
std::vector<double> cell_dA_;
std::vector<double> face_A_;
std::vector<double> face_phasemob_;
std::vector<double> cell_voldisc_;
// The update to be applied to the pressures (cell and bhp).
std::vector<double> pressure_increment_;
};
} // namespace Opm
#endif // OPM_COMPRESSIBLETPFA_HEADER_INCLUDED

2
opm/core/pressure/tpfa/cfs_tpfa_residual.c
View File

@ -606,6 +606,8 @@ compute_cell_contrib(struct UnstructuredGrid *G ,
pimpl->ratio->mat_row[ 0 ] += s * dt * dF1;
pimpl->ratio->mat_row[ off ] += s * dt * dF2;
dv += 2 * np; /* '2' == number of one-sided derivatives. */
}
}
}

51
opm/core/utility/initState.hpp
View File

@ -28,8 +28,9 @@ namespace Opm
namespace parameter { class ParameterGroup; }
class EclipseGridParser;
class IncompPropertiesInterface;
class BlackoilPropertiesInterface;
/// Initialize a state from parameters.
/// Initialize a two-phase state from parameters.
/// The following parameters are accepted (defaults):
/// convection_testcase (false) Water in the 'left' part of the grid.
/// ref_pressure (100) Initial pressure in bar for all cells
@ -52,25 +53,49 @@ namespace Opm
/// In all three cases, pressure is initialised hydrostatically.
/// In case 2) and 3), the depth of the first cell is used as reference depth.
template <class State>
void initStateTwophaseBasic(const UnstructuredGrid& grid,
const IncompPropertiesInterface& props,
const parameter::ParameterGroup& param,
const double gravity,
State& state);
void initStateBasic(const UnstructuredGrid& grid,
const IncompPropertiesInterface& props,
const parameter::ParameterGroup& param,
const double gravity,
State& state);
/// Initialize a state from input deck.
/// Initialize a blackoil state from parameters.
/// The following parameters are accepted (defaults):
/// convection_testcase (false) Water in the 'left' part of the grid.
/// ref_pressure (100) Initial pressure in bar for all cells
/// (if convection_testcase is true),
/// or pressure at woc depth.
/// water_oil_contact (none) Depth of water-oil contact (woc).
/// If convection_testcase is true, the saturation is initialised
/// as indicated, and pressure is initialised to a constant value
/// ('ref_pressure').
/// Otherwise we have 2 cases:
/// 1) If 'water_oil_contact' is given, saturation is initialised
/// accordingly.
/// 2) Water saturation is set to minimum.
/// In both cases, pressure is initialised hydrostatically.
/// In case 2), the depth of the first cell is used as reference depth.
template <class State>
void initStateBasic(const UnstructuredGrid& grid,
const BlackoilPropertiesInterface& props,
const parameter::ParameterGroup& param,
const double gravity,
State& state);
/// Initialize a two-phase state from input deck.
/// If EQUIL is present:
/// - saturation is set according to the water-oil contact,
/// - pressure is set to hydrostatic equilibrium.
/// Otherwise:
/// - saturation is set according to SWAT,
/// - pressure is set according to PRESSURE.
template <class State>
void initStateTwophaseFromDeck(const UnstructuredGrid& grid,
const IncompPropertiesInterface& props,
const EclipseGridParser& deck,
const double gravity,
State& state);
template <class Props, class State>
void initStateFromDeck(const UnstructuredGrid& grid,
const Props& props,
const EclipseGridParser& deck,
const double gravity,
State& state);
} // namespace Opm

282
opm/core/utility/initState_impl.hpp
View File

@ -25,9 +25,11 @@
#include <opm/core/grid.h>
#include <opm/core/eclipse/EclipseGridParser.hpp>
#include <opm/core/utility/ErrorMacros.hpp>
#include <opm/core/utility/MonotCubicInterpolator.hpp>
#include <opm/core/utility/Units.hpp>
#include <opm/core/fluid/IncompPropertiesInterface.hpp>
#include <opm/core/fluid/BlackoilPropertiesInterface.hpp>
#include <cmath>
namespace Opm
{
@ -62,9 +64,9 @@ namespace Opm
// Initialize saturations so that there is water below woc,
// and oil above.
// If invert is true, water is instead above, oil below.
template <class State>
template <class Props, class State>
void initWaterOilContact(const UnstructuredGrid& grid,
const IncompPropertiesInterface& props,
const Props& props,
const double woc,
const WaterInit waterinit,
State& state)
@ -73,10 +75,10 @@ namespace Opm
std::vector<int> water;
std::vector<int> oil;
// Assuming that water should go below the woc, but warning if oil is heavier.
if (props.density()[0] < props.density()[1]) {
std::cout << "*** warning: water density is less than oil density, "
"but initialising water below woc." << std::endl;
}
// if (props.density()[0] < props.density()[1]) {
// std::cout << "*** warning: water density is less than oil density, "
// "but initialising water below woc." << std::endl;
// }
switch (waterinit) {
case WaterBelow:
cellsBelowAbove(grid, woc, water, oil);
@ -85,10 +87,11 @@ namespace Opm
cellsBelowAbove(grid, woc, oil, water);
}
// Set saturations.
state.setWaterSat(oil, props, State::MinSat);
state.setWaterSat(water, props, State::MaxSat);
state.setFirstSat(oil, props, State::MinSat);
state.setFirstSat(water, props, State::MaxSat);
}
// Initialize hydrostatic pressures depending only on gravity,
// (constant) phase densities and a water-oil contact depth.
// The pressure difference between points is equal to
@ -123,11 +126,146 @@ namespace Opm
}
}
// Facade to initHydrostaticPressure() taking a property object,
// for similarity to initHydrostaticPressure() for compressible fluids.
template <class State>
void initHydrostaticPressure(const UnstructuredGrid& grid,
const IncompPropertiesInterface& props,
const double woc,
const double gravity,
const double datum_z,
const double datum_p,
State& state)
{
const double* densities = props.density();
initHydrostaticPressure(grid, densities, woc, gravity, datum_z, datum_p, state);
}
// Helper functor for initHydrostaticPressure() for compressible fluids.
struct Density
{
const BlackoilPropertiesInterface& props_;
Density(const BlackoilPropertiesInterface& props) : props_(props) {}
double operator()(const double pressure, const int phase)
{
ASSERT(props_.numPhases() == 2);
const double surfvol[2][2] = { { 1.0, 0.0 },
{ 0.0, 1.0 } };
// We do not handle multi-region PVT/EQUIL at this point.
const int* cells = 0;
double A[4] = { 0.0 };
props_.matrix(1, &pressure, surfvol[phase], cells, A, 0);
double rho[2] = { 0.0 };
props_.density(1, A, rho);
return rho[phase];
}
};
// Initialize hydrostatic pressures depending only on gravity,
// phase densities that may vary with pressure and a water-oil
// contact depth. The pressure ODE is given as
// \grad p = \rho g \grad z
// where rho is the oil density above the woc, water density
// below woc. Note that even if there is (immobile) water in
// the oil zone, it does not contribute to the pressure there.
template <class State>
void initHydrostaticPressure(const UnstructuredGrid& grid,
const BlackoilPropertiesInterface& props,
const double woc,
const double gravity,
const double datum_z,
const double datum_p,
State& state)
{
ASSERT(props.numPhases() == 2);
// Obtain max and min z for which we will need to compute p.
const int num_cells = grid.number_of_cells;
const int dim = grid.dimensions;
double zlim[2] = { 1e100, -1e100 };
for (int c = 0; c < num_cells; ++c) {
const double z = grid.cell_centroids[dim*c + dim - 1];
zlim[0] = std::min(zlim[0], z);
zlim[1] = std::max(zlim[1], z);
}
// We'll use a minimum stepsize of 1/100 of the z range.
const double hmin = (zlim[1] - zlim[0])/100.0;
// Store p(z) results in an associative array.
std::map<double, double> press_by_z;
press_by_z[datum_z] = datum_p;
// Set up density evaluator.
Density rho(props);
// Solve the ODE from datum_z to woc.
int phase = (datum_z > woc) ? 0 : 1;
int num_steps = int(std::ceil(std::fabs(woc - datum_z)/hmin));
double pval = datum_p;
double zval = datum_z;
double h = (woc - datum_z)/double(num_steps);
for (int i = 0; i < num_steps; ++i) {
zval += h;
const double dp = rho(pval, phase)*gravity;
pval += h*dp;
press_by_z[zval] = pval;
}
double woc_p = pval;
// Solve the ODE from datum_z to the end of the interval.
double z_end = (datum_z > woc) ? zlim[1] : zlim[0];
num_steps = int(std::ceil(std::fabs(z_end - datum_z)/hmin));
pval = datum_p;
zval = datum_z;
h = (z_end - datum_z)/double(num_steps);
for (int i = 0; i < num_steps; ++i) {
zval += h;
const double dp = rho(pval, phase)*gravity;
pval += h*dp;
press_by_z[zval] = pval;
}
// Solve the ODE from woc to the other end of the interval.
// Switching phase and z_end.
phase = (phase + 1) % 2;
z_end = (datum_z > woc) ? zlim[0] : zlim[1];
pval = woc_p;
zval = woc;
h = (z_end - datum_z)/double(num_steps);
for (int i = 0; i < num_steps; ++i) {
zval += h;
const double dp = rho(pval, phase)*gravity;
pval += h*dp;
press_by_z[zval] = pval;
}
// Create monotone spline for interpolating solution.
std::vector<double> zv, pv;
zv.reserve(press_by_z.size());
pv.reserve(press_by_z.size());
for (std::map<double, double>::const_iterator it = press_by_z.begin();
it != press_by_z.end(); ++it) {
zv.push_back(it->first);
pv.push_back(it->second);
}
MonotCubicInterpolator press(zv, pv);
// Evaluate pressure at each cell centroid.
std::vector<double>& p = state.pressure();
for (int c = 0; c < num_cells; ++c) {
const double z = grid.cell_centroids[dim*c + dim - 1];
p[c] = press(z);
}
}
} // anonymous namespace
/// Initialize a state from parameters.
/// Initialize a twophase state from parameters.
/// The following parameters are accepted (defaults):
/// convection_testcase (false) Water in the 'left' part of the grid.
/// ref_pressure (100) Initial pressure in bar for all cells
@ -150,23 +288,24 @@ namespace Opm
/// In all three cases, pressure is initialised hydrostatically.
/// In case 2) and 3), the depth of the first cell is used as reference depth.
template <class State>
void initStateTwophaseBasic(const UnstructuredGrid& grid,
const IncompPropertiesInterface& props,
const parameter::ParameterGroup& param,
const double gravity,
State& state)
void initStateBasic(const UnstructuredGrid& grid,
const IncompPropertiesInterface& props,
const parameter::ParameterGroup& param,
const double gravity,
State& state)
{
if (state.numPhases() != 2) {
THROW("initStateTwophaseFromDeck(): state must have two phases.");
const int num_phases = props.numPhases();
if (num_phases != 2) {
THROW("initStateTwophaseBasic(): currently handling only two-phase scenarios.");
}
state.init(grid);
state.init(grid, num_phases);
const int num_cells = props.numCells();
// By default: initialise water saturation to minimum everywhere.
std::vector<int> all_cells(num_cells);
for (int i = 0; i < num_cells; ++i) {
all_cells[i] = i;
}
state.setWaterSat(all_cells, props, State::MinSat);
state.setFirstSat(all_cells, props, State::MinSat);
const bool convection_testcase = param.getDefault("convection_testcase", false);
const bool segregation_testcase = param.getDefault("segregation_testcase", false);
if (convection_testcase) {
@ -182,7 +321,7 @@ namespace Opm
left_cells.push_back(cell);
}
}
state.setWaterSat(left_cells, props, State::MaxSat);
state.setFirstSat(left_cells, props, State::MaxSat);
const double init_p = param.getDefault("ref_pressure", 100)*unit::barsa;
std::fill(state.pressure().begin(), state.pressure().end(), init_p);
} else if (segregation_testcase) {
@ -239,6 +378,84 @@ namespace Opm
}
/// Initialize a blackoil state from parameters.
/// The following parameters are accepted (defaults):
/// convection_testcase (false) Water in the 'left' part of the grid.
/// ref_pressure (100) Initial pressure in bar for all cells
/// (if convection_testcase is true),
/// or pressure at woc depth.
/// water_oil_contact (none) Depth of water-oil contact (woc).
/// If convection_testcase is true, the saturation is initialised
/// as indicated, and pressure is initialised to a constant value
/// ('ref_pressure').
/// Otherwise we have 2 cases:
/// 1) If 'water_oil_contact' is given, saturation is initialised
/// accordingly.
/// 2) Water saturation is set to minimum.
/// In both cases, pressure is initialised hydrostatically.
/// In case 2), the depth of the first cell is used as reference depth.
template <class State>
void initStateBasic(const UnstructuredGrid& grid,
const BlackoilPropertiesInterface& props,
const parameter::ParameterGroup& param,
const double gravity,
State& state)
{
// TODO: Refactor to exploit similarity with IncompProp* case.
const int num_phases = props.numPhases();
if (num_phases != 2) {
THROW("initStateTwophaseBasic(): currently handling only two-phase scenarios.");
}
state.init(grid, num_phases);
const int num_cells = props.numCells();
// By default: initialise water saturation to minimum everywhere.
std::vector<int> all_cells(num_cells);
for (int i = 0; i < num_cells; ++i) {
all_cells[i] = i;
}
state.setFirstSat(all_cells, props, State::MinSat);
const bool convection_testcase = param.getDefault("convection_testcase", false);
if (convection_testcase) {
// Initialise water saturation to max in the 'left' part.
std::vector<int> left_cells;
left_cells.reserve(num_cells/2);
const int *glob_cell = grid.global_cell;
const int* cd = grid.cartdims;
for (int cell = 0; cell < num_cells; ++cell) {
const int gc = glob_cell == 0 ? cell : glob_cell[cell];
bool left = (gc % cd[0]) < cd[0]/2;
if (left) {
left_cells.push_back(cell);
}
}
state.setFirstSat(left_cells, props, State::MaxSat);
const double init_p = param.getDefault("ref_pressure", 100)*unit::barsa;
std::fill(state.pressure().begin(), state.pressure().end(), init_p);
} else if (param.has("water_oil_contact")) {
// Warn against error-prone usage.
if (gravity == 0.0) {
std::cout << "**** Warning: running gravity convection scenario, but gravity is zero." << std::endl;
}
if (grid.cartdims[2] <= 1) {
std::cout << "**** Warning: running gravity convection scenario, which expects nz > 1." << std::endl;
}
// Initialise water saturation to max below water-oil contact.
const double woc = param.get<double>("water_oil_contact");
initWaterOilContact(grid, props, woc, WaterBelow, state);
// Initialise pressure to hydrostatic state.
const double ref_p = param.getDefault("ref_pressure", 100)*unit::barsa;
initHydrostaticPressure(grid, props, woc, gravity, woc, ref_p, state);
} else {
// Use default: water saturation is minimum everywhere.
// Initialise pressure to hydrostatic state.
const double ref_p = param.getDefault("ref_pressure", 100)*unit::barsa;
const double ref_z = grid.cell_centroids[0 + grid.dimensions - 1];
const double woc = -1e100;
initHydrostaticPressure(grid, props, woc, gravity, ref_z, ref_p, state);
}
}
/// Initialize a state from input deck.
/// If EQUIL is present:
/// - saturation is set according to the water-oil contact,
@ -246,17 +463,18 @@ namespace Opm
/// Otherwise:
/// - saturation is set according to SWAT,
/// - pressure is set according to PRESSURE.
template <class State>
void initStateTwophaseFromDeck(const UnstructuredGrid& grid,
const IncompPropertiesInterface& props,
const EclipseGridParser& deck,
const double gravity,
State& state)
template <class Props, class State>
void initStateFromDeck(const UnstructuredGrid& grid,
const Props& props,
const EclipseGridParser& deck,
const double gravity,
State& state)
{
if (state.numPhases() != 2) {
THROW("initStateTwophaseFromDeck(): state must have two phases.");
const int num_phases = props.numPhases();
if (num_phases != 2) {
THROW("initStateFromDeck(): currently handling only two-phase scenarios.");
}
state.init(grid);
state.init(grid, num_phases);
if (deck.hasField("EQUIL")) {
// Set saturations depending on oil-water contact.
const EQUIL& equil= deck.getEQUIL();
@ -268,7 +486,7 @@ namespace Opm
// Set pressure depending on densities and depths.
const double datum_z = equil.equil[0].datum_depth_;
const double datum_p = equil.equil[0].datum_depth_pressure_;
initHydrostaticPressure(grid, props.density(), woc, gravity, datum_z, datum_p, state);
initHydrostaticPressure(grid, props, woc, gravity, datum_z, datum_p, state);
} else if (deck.hasField("SWAT") && deck.hasField("PRESSURE")) {
// Set saturations from SWAT, pressure from PRESSURE.
std::vector<double>& s = state.saturation();
@ -283,7 +501,7 @@ namespace Opm
p[c] = p_deck[c_deck];
}
} else {
THROW("initStateTwophaseFromDeck(): we must either have EQUIL, or both SWAT and PRESSURE.");
THROW("initStateFromDeck(): we must either have EQUIL, or both SWAT and PRESSURE.");
}
}

55
opm/core/utility/miscUtilities.cpp
View File

@ -22,6 +22,7 @@
#include <opm/core/grid.h>
#include <opm/core/newwells.h>
#include <opm/core/fluid/IncompPropertiesInterface.hpp>
#include <opm/core/fluid/BlackoilPropertiesInterface.hpp>
#include <opm/core/fluid/RockCompressibility.hpp>
#include <opm/core/utility/ErrorMacros.hpp>
#include <algorithm>
@ -614,6 +615,60 @@ namespace Opm
void WellReport::push(const BlackoilPropertiesInterface& props,
const Wells& wells,
const std::vector<double>& p,
const std::vector<double>& z,
const std::vector<double>& s,
const double time,
const std::vector<double>& well_bhp,
const std::vector<double>& well_perfrates)
{
// TODO: refactor, since this is almost identical to the other push().
int nw = well_bhp.size();
ASSERT(nw == wells.number_of_wells);
if (props.numPhases() != 2) {
THROW("WellReport for now assumes two phase flow.");
}
std::vector<double> data_now;
data_now.reserve(1 + 3*nw);
data_now.push_back(time/unit::day);
for (int w = 0; w < nw; ++w) {
data_now.push_back(well_bhp[w]/(unit::barsa));
double well_rate_total = 0.0;
double well_rate_water = 0.0;
for (int perf = wells.well_connpos[w]; perf < wells.well_connpos[w + 1]; ++perf) {
const double perf_rate = well_perfrates[perf]*(unit::day/unit::second);
well_rate_total += perf_rate;
if (perf_rate > 0.0) {
// Injection.
well_rate_water += perf_rate*wells.comp_frac[0];
} else {
// Production.
const int cell = wells.well_cells[perf];
double mob[2];
props.relperm(1, &s[2*cell], &cell, mob, 0);
double visc[2];
props.viscosity(1, &p[cell], &z[2*cell], &cell, visc, 0);
mob[0] /= visc[0];
mob[1] /= visc[1];
const double fracflow = mob[0]/(mob[0] + mob[1]);
well_rate_water += perf_rate*fracflow;
}
}
data_now.push_back(well_rate_total);
if (well_rate_total == 0.0) {
data_now.push_back(0.0);
} else {
data_now.push_back(well_rate_water/well_rate_total);
}
}
data_.push_back(data_now);
}
void WellReport::write(std::ostream& os) const
{
const int sz = data_.size();

10
opm/core/utility/miscUtilities.hpp
View File

@ -30,6 +30,7 @@ namespace Opm
{
class IncompPropertiesInterface;
class BlackoilPropertiesInterface;
class RockCompressibility;
/// @brief Computes pore volume of all cells in a grid.
@ -247,6 +248,15 @@ namespace Opm
const double time,
const std::vector<double>& well_bhp,
const std::vector<double>& well_perfrates);
/// Add a report point (compressible fluids).
void push(const BlackoilPropertiesInterface& props,
const Wells& wells,
const std::vector<double>& p,
const std::vector<double>& z,
const std::vector<double>& s,
const double time,
const std::vector<double>& well_bhp,
const std::vector<double>& well_perfrates);
/// Write report to a stream.
void write(std::ostream& os) const;
private:

224
opm/core/utility/miscUtilitiesBlackoil.cpp Normal file
View File

@ -0,0 +1,224 @@
/*
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/>.
*/
#include <opm/core/utility/miscUtilitiesBlackoil.hpp>
#include <opm/core/utility/Units.hpp>
#include <opm/core/grid.h>
#include <opm/core/fluid/BlackoilPropertiesInterface.hpp>
#include <opm/core/utility/ErrorMacros.hpp>
#include <algorithm>
#include <functional>
#include <cmath>
#include <iterator>
namespace Opm
{
/// @brief Computes injected and produced volumes of all phases.
/// Note 1: assumes that only the first phase is injected.
/// Note 2: assumes that transport has been done with an
/// implicit method, i.e. that the current state
/// gives the mobilities used for the preceding timestep.
/// @param[in] props fluid and rock properties.
/// @param[in] p pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all P phases)
/// @param[in] src if < 0: total outflow, if > 0: first phase inflow.
/// @param[in] dt timestep used
/// @param[out] injected must point to a valid array with P elements,
/// where P = s.size()/src.size().
/// @param[out] produced must also point to a valid array with P elements.
void computeInjectedProduced(const BlackoilPropertiesInterface& props,
const std::vector<double>& press,
const std::vector<double>& z,
const std::vector<double>& s,
const std::vector<double>& src,
const double dt,
double* injected,
double* produced)
{
const int num_cells = src.size();
const int np = s.size()/src.size();
if (int(s.size()) != num_cells*np) {
THROW("Sizes of s and src vectors do not match.");
}
std::fill(injected, injected + np, 0.0);
std::fill(produced, produced + np, 0.0);
std::vector<double> visc(np);
std::vector<double> mob(np);
for (int c = 0; c < num_cells; ++c) {
if (src[c] > 0.0) {
injected[0] += src[c]*dt;
} else if (src[c] < 0.0) {
const double flux = -src[c]*dt;
const double* sat = &s[np*c];
props.relperm(1, sat, &c, &mob[0], 0);
props.viscosity(1, &press[c], &z[np*c], &c, &visc[0], 0);
double totmob = 0.0;
for (int p = 0; p < np; ++p) {
mob[p] /= visc[p];
totmob += mob[p];
}
for (int p = 0; p < np; ++p) {
produced[p] += (mob[p]/totmob)*flux;
}
}
}
}
/// @brief Computes total mobility for a set of saturation values.
/// @param[in] props rock and fluid properties
/// @param[in] cells cells with which the saturation values are associated
/// @param[in] p pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all phases)
/// @param[out] totmob total mobilities.
void computeTotalMobility(const Opm::BlackoilPropertiesInterface& props,
const std::vector<int>& cells,
const std::vector<double>& press,
const std::vector<double>& z,
const std::vector<double>& s,
std::vector<double>& totmob)
{
std::vector<double> pmobc;
computePhaseMobilities(props, cells, press, z, s, pmobc);
const std::size_t np = props.numPhases();
const std::vector<int>::size_type nc = cells.size();
totmob.clear();
totmob.resize(nc, 0.0);
for (std::vector<int>::size_type c = 0; c < nc; ++c) {
for (std::size_t p = 0; p < np; ++p) {
totmob[ c ] += pmobc[c*np + p];
}
}
}
/*
/// @brief Computes total mobility and omega for a set of saturation values.
/// @param[in] props rock and fluid properties
/// @param[in] cells cells with which the saturation values are associated
/// @param[in] p pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all phases)
/// @param[out] totmob total mobility
/// @param[out] omega fractional-flow weighted fluid densities.
void computeTotalMobilityOmega(const Opm::BlackoilPropertiesInterface& props,
const std::vector<int>& cells,
const std::vector<double>& p,
const std::vector<double>& z,
const std::vector<double>& s,
std::vector<double>& totmob,
std::vector<double>& omega)
{
std::vector<double> pmobc;
computePhaseMobilities(props, cells, p, z, s, pmobc);
const std::size_t np = props.numPhases();
const std::vector<int>::size_type nc = cells.size();
totmob.clear();
totmob.resize(nc, 0.0);
omega.clear();
omega.resize(nc, 0.0);
const double* rho = props.density();
for (std::vector<int>::size_type c = 0; c < nc; ++c) {
for (std::size_t p = 0; p < np; ++p) {
totmob[ c ] += pmobc[c*np + p];
omega [ c ] += pmobc[c*np + p] * rho[ p ];
}
omega[ c ] /= totmob[ c ];
}
}
*/
/// @brief Computes phase mobilities for a set of saturation values.
/// @param[in] props rock and fluid properties
/// @param[in] cells cells with which the saturation values are associated
/// @param[in] p pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all phases)
/// @param[out] pmobc phase mobilities (for all phases).
void computePhaseMobilities(const Opm::BlackoilPropertiesInterface& props,
const std::vector<int>& cells,
const std::vector<double>& p,
const std::vector<double>& z,
const std::vector<double>& s,
std::vector<double>& pmobc)
{
const int nc = props.numCells();
const int np = props.numPhases();
ASSERT (int(s.size()) == nc * np);
std::vector<double> mu(nc*np);
props.viscosity(nc, &p[0], &z[0], &cells[0], &mu[0], 0);
pmobc.clear();
pmobc.resize(nc*np, 0.0);
double* dpmobc = 0;
props.relperm(nc, &s[0], &cells[0],
&pmobc[0], dpmobc);
std::transform(pmobc.begin(), pmobc.end(),
mu.begin(),
pmobc.begin(),
std::divides<double>());
}
/// Computes the fractional flow for each cell in the cells argument
/// @param[in] props rock and fluid properties
/// @param[in] cells cells with which the saturation values are associated
/// @param[in] p pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all phases)
/// @param[out] fractional_flow the fractional flow for each phase for each cell.
void computeFractionalFlow(const Opm::BlackoilPropertiesInterface& props,
const std::vector<int>& cells,
const std::vector<double>& p,
const std::vector<double>& z,
const std::vector<double>& s,
std::vector<double>& fractional_flows)
{
const int num_phases = props.numPhases();
std::vector<double> pc_mobs(cells.size() * num_phases);
computePhaseMobilities(props, cells, p, z, s, pc_mobs);
fractional_flows.resize(cells.size() * num_phases);
for (size_t i = 0; i < cells.size(); ++i) {
double phase_sum = 0.0;
for (int phase = 0; phase < num_phases; ++phase) {
phase_sum += pc_mobs[i * num_phases + phase];
}
for (int phase = 0; phase < num_phases; ++phase) {
fractional_flows[i * num_phases + phase] = pc_mobs[i * num_phases + phase] / phase_sum;
}
}
}
} // namespace Opm

117
opm/core/utility/miscUtilitiesBlackoil.hpp Normal file
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@ -0,0 +1,117 @@
/*
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_MISCUTILITIESBLACKOIL_HEADER_INCLUDED
#define OPM_MISCUTILITIESBLACKOIL_HEADER_INCLUDED
#include <vector>
struct UnstructuredGrid;
namespace Opm
{
class BlackoilPropertiesInterface;
/// @brief Computes injected and produced volumes of all phases.
/// Note 1: assumes that only the first phase is injected.
/// Note 2: assumes that transport has been done with an
/// implicit method, i.e. that the current state
/// gives the mobilities used for the preceding timestep.
/// @param[in] props fluid and rock properties.
/// @param[in] p pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all P phases)
/// @param[in] src if < 0: total outflow, if > 0: first phase inflow.
/// @param[in] dt timestep used
/// @param[out] injected must point to a valid array with P elements,
/// where P = s.size()/src.size().
/// @param[out] produced must also point to a valid array with P elements.
void computeInjectedProduced(const BlackoilPropertiesInterface& props,
const std::vector<double>& p,
const std::vector<double>& z,
const std::vector<double>& s,
const std::vector<double>& src,
const double dt,
double* injected,
double* produced);
/// @brief Computes total mobility for a set of saturation values.
/// @param[in] props rock and fluid properties
/// @param[in] cells cells with which the saturation values are associated
/// @param[in] p pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all phases)
/// @param[out] totmob total mobilities.
void computeTotalMobility(const Opm::BlackoilPropertiesInterface& props,
const std::vector<int>& cells,
const std::vector<double>& p,
const std::vector<double>& z,
const std::vector<double>& s,
std::vector<double>& totmob);
/// @brief Computes total mobility and omega for a set of saturation values.
/// @param[in] props rock and fluid properties
/// @param[in] cells cells with which the saturation values are associated
/// @param[in] p pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all phases)
/// @param[out] totmob total mobility
/// @param[out] omega fractional-flow weighted fluid densities.
void computeTotalMobilityOmega(const Opm::BlackoilPropertiesInterface& props,
const std::vector<int>& cells,
const std::vector<double>& p,
const std::vector<double>& z,
const std::vector<double>& s,
std::vector<double>& totmob,
std::vector<double>& omega);
/// @brief Computes phase mobilities for a set of saturation values.
/// @param[in] props rock and fluid properties
/// @param[in] cells cells with which the saturation values are associated
/// @param[in] p pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all phases)
/// @param[out] pmobc phase mobilities (for all phases).
void computePhaseMobilities(const Opm::BlackoilPropertiesInterface& props,
const std::vector<int>& cells,
const std::vector<double>& p,
const std::vector<double>& z,
const std::vector<double>& s,
std::vector<double>& pmobc);
/// Computes the fractional flow for each cell in the cells argument
/// @param[in] props rock and fluid properties
/// @param[in] cells cells with which the saturation values are associated
/// @param[in] p pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all phases)
/// @param[out] fractional_flow the fractional flow for each phase for each cell.
void computeFractionalFlow(const Opm::BlackoilPropertiesInterface& props,
const std::vector<int>& cells,
const std::vector<double>& p,
const std::vector<double>& z,
const std::vector<double>& s,
std::vector<double>& fractional_flows);
} // namespace Opm
#endif // OPM_MISCUTILITIESBLACKOIL_HEADER_INCLUDED

7
tutorials/tutorial3.cpp
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@ -372,11 +372,12 @@ int main ()
/// \page tutorial3
/// \details
/// We initialise water saturation to minimum everywhere.
/// We set up a two-phase state object, and
/// initialise water saturation to minimum everywhere.
/// \code
TwophaseState state;
state.init(*grid.c_grid());
state.setWaterSat(allcells, props, TwophaseState::MinSat);
state.init(*grid.c_grid(), 2);
state.setFirstSat(allcells, props, TwophaseState::MinSat);
/// \endcode
/// \page tutorial3

7
tutorials/tutorial4.cpp
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@ -331,11 +331,12 @@ int main ()
/// \page tutorial4
/// \details
/// We initialise water saturation to minimum everywhere.
/// We set up a two-phase state object, and
/// initialise water saturation to minimum everywhere.
/// \code
TwophaseState state;
state.init(*grid.c_grid());
state.setWaterSat(allcells, props, TwophaseState::MinSat);
state.init(*grid.c_grid(), 2);
state.setFirstSat(allcells, props, TwophaseState::MinSat);
/// \endcode
/// \page tutorial4