mirror of
https://github.com/OPM/opm-simulators.git
synced 2024-12-27 09:40:59 -06:00
107 lines
4.3 KiB
C++
107 lines
4.3 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/>.
|
|
*/
|
|
|
|
#ifndef OPM_WELLSTATE_HEADER_INCLUDED
|
|
#define OPM_WELLSTATE_HEADER_INCLUDED
|
|
|
|
#include <opm/core/wells.h>
|
|
#include <opm/core/well_controls.h>
|
|
#include <vector>
|
|
|
|
namespace Opm
|
|
{
|
|
|
|
/// The state of a set of wells.
|
|
class WellState
|
|
{
|
|
public:
|
|
/// Allocate and initialize if wells is non-null.
|
|
/// Also tries to give useful initial values to the bhp() and
|
|
/// wellRates() fields, depending on controls. The
|
|
/// perfRates() field is filled with zero, and perfPress()
|
|
/// with -1e100.
|
|
template <class State>
|
|
void init(const Wells* wells, const State& state)
|
|
{
|
|
if (wells) {
|
|
const int nw = wells->number_of_wells;
|
|
const int np = wells->number_of_phases;
|
|
bhp_.resize(nw);
|
|
wellrates_.resize(nw * np, 0.0);
|
|
for (int w = 0; w < nw; ++w) {
|
|
const WellControls* ctrl = wells->ctrls[w];
|
|
// Initialize bhp to be target pressure if
|
|
// bhp-controlled well, otherwise set to a little
|
|
// above or below (depending on if the well is an
|
|
// injector or producer) pressure in first perforation
|
|
// cell.
|
|
if ((well_controls_get_current(ctrl) < 0) || // SHUT
|
|
(well_controls_get_current_type(ctrl) != BHP)) {
|
|
const int first_cell = wells->well_cells[wells->well_connpos[w]];
|
|
const double safety_factor = (wells->type[w] == INJECTOR) ? 1.01 : 0.99;
|
|
bhp_[w] = safety_factor*state.pressure()[first_cell];
|
|
} else {
|
|
bhp_[w] = well_controls_get_current_target( ctrl );
|
|
}
|
|
|
|
// Initialize well rates to match controls if type is SURFACE_RATE
|
|
if ((well_controls_get_current(ctrl) >= 0) && // open well
|
|
(well_controls_get_current_type(ctrl) == SURFACE_RATE)) {
|
|
const double rate_target = well_controls_get_current_target(ctrl);
|
|
const double * distr = well_controls_get_current_distr( ctrl );
|
|
for (int p = 0; p < np; ++p) {
|
|
wellrates_[np*w + p] = rate_target * distr[p];
|
|
}
|
|
}
|
|
}
|
|
// The perforation rates and perforation pressures are
|
|
// not expected to be consistent with bhp_ and wellrates_
|
|
// after init().
|
|
perfrates_.resize(wells->well_connpos[nw], 0.0);
|
|
perfpress_.resize(wells->well_connpos[nw], -1e100);
|
|
}
|
|
}
|
|
|
|
/// One bhp pressure per well.
|
|
std::vector<double>& bhp() { return bhp_; }
|
|
const std::vector<double>& bhp() const { return bhp_; }
|
|
|
|
/// One rate per well and phase.
|
|
std::vector<double>& wellRates() { return wellrates_; }
|
|
const std::vector<double>& wellRates() const { return wellrates_; }
|
|
|
|
/// One rate per well connection.
|
|
std::vector<double>& perfRates() { return perfrates_; }
|
|
const std::vector<double>& perfRates() const { return perfrates_; }
|
|
|
|
/// One pressure per well connection.
|
|
std::vector<double>& perfPress() { return perfpress_; }
|
|
const std::vector<double>& perfPress() const { return perfpress_; }
|
|
|
|
private:
|
|
std::vector<double> bhp_;
|
|
std::vector<double> wellrates_;
|
|
std::vector<double> perfrates_;
|
|
std::vector<double> perfpress_;
|
|
};
|
|
|
|
} // namespace Opm
|
|
|
|
#endif // OPM_WELLSTATE_HEADER_INCLUDED
|