opm-simulators/opm/polymer/PolymerInflow.cpp
2013-09-03 15:43:58 +02:00

120 lines
4.7 KiB
C++

/*
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/polymer/PolymerInflow.hpp>
#include <opm/core/io/eclipse/EclipseGridParser.hpp>
#include <opm/core/wells.h>
#include <map>
namespace Opm
{
// ---------- Methods of PolymerInflowBasic ----------
/// Constructor.
/// @param[in] starttime Start time of injection in seconds.
/// @param[in] endtime End time of injection in seconds.
/// @param[in] amount Amount to be injected per second.
PolymerInflowBasic::PolymerInflowBasic(const double starttime,
const double endtime,
const double amount)
: stime_(starttime), etime_(endtime), amount_(amount)
{
}
void PolymerInflowBasic::getInflowValues(const double step_start,
const double step_end,
std::vector<double>& poly_inflow_c) const
{
const double eps = 1e-5*(step_end - step_start);
if (step_start + eps >= stime_ && step_end - eps <= etime_) {
std::fill(poly_inflow_c.begin(), poly_inflow_c.end(), amount_);
} else if (step_start + eps <= etime_ && step_end - eps >= stime_) {
MESSAGE("Warning: polymer injection set to change inside timestep. Using value at start of step.");
std::fill(poly_inflow_c.begin(), poly_inflow_c.end(), amount_);
} else {
std::fill(poly_inflow_c.begin(), poly_inflow_c.end(), 0.0);
}
}
// ---------- Methods of PolymerInflowFromDeck ----------
/// Constructor.
/// @param[in] deck Input deck expected to contain WPOLYMER.
PolymerInflowFromDeck::PolymerInflowFromDeck(const EclipseGridParser& deck,
const Wells& wells,
const int num_cells)
: sparse_inflow_(num_cells)
{
if (!deck.hasField("WPOLYMER")) {
MESSAGE("PolymerInflowFromDeck initialized without WPOLYMER in current epoch.");
return;
}
// Extract concentrations and put into cell->concentration map.
const std::vector<WpolymerLine>& wpl = deck.getWPOLYMER().wpolymer_;
const int num_wpl = wpl.size();
std::map<int, double> perfcell_conc;
for (int i = 0; i < num_wpl; ++i) {
// Only use well name and polymer concentration.
// That is, we ignore salt concentration and group
// names.
int wix = 0;
for (; wix < wells.number_of_wells; ++wix) {
if (wpl[i].well_ == wells.name[wix]) {
break;
}
}
if (wix == wells.number_of_wells) {
OPM_THROW(std::runtime_error, "Could not find a match for well " << wpl[i].well_ << " from WPOLYMER.");
}
for (int j = wells.well_connpos[wix]; j < wells.well_connpos[wix+1]; ++j) {
const int perf_cell = wells.well_cells[j];
perfcell_conc[perf_cell] = wpl[i].polymer_concentration_;
}
}
// Build sparse vector from map.
std::map<int, double>::const_iterator it = perfcell_conc.begin();
for (; it != perfcell_conc.end(); ++it) {
sparse_inflow_.addElement(it->second, it->first);
}
}
void PolymerInflowFromDeck::getInflowValues(const double /*step_start*/,
const double /*step_end*/,
std::vector<double>& poly_inflow_c) const
{
// This method does not depend on the given time,
// instead one would have a new epoch (and create a new
// instance) for each change in WPOLYMER.
std::fill(poly_inflow_c.begin(), poly_inflow_c.end(), 0.0);
const int nnz = sparse_inflow_.nonzeroSize();
for (int i = 0; i < nnz; ++i) {
poly_inflow_c[sparse_inflow_.nonzeroIndex(i)] = sparse_inflow_.nonzeroElement(i) ;
}
}
} // namespace Opm