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131 lines
4.6 KiB
C++
131 lines
4.6 KiB
C++
/*
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Copyright 2015 SINTEF ICT, Applied Mathematics.
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This file is part of the Open Porous Media project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <opm/autodiff/VFPHelpersLegacy.hpp>
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#include <opm/autodiff/VFPInjPropertiesLegacy.hpp>
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#include <opm/core/props/BlackoilPhases.hpp>
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#include <opm/common/ErrorMacros.hpp>
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#include <opm/autodiff/AutoDiffBlock.hpp>
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#include <opm/autodiff/AutoDiffHelpers.hpp>
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namespace Opm {
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VFPInjPropertiesLegacy::ADB VFPInjPropertiesLegacy::bhp(const std::vector<int>& table_id,
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const Wells& wells,
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const ADB& qs,
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const ADB& thp_val) const {
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const int nw = wells.number_of_wells;
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//Short-hands for water / oil / gas phases
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//TODO enable support for two-phase.
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assert(wells.number_of_phases == 3);
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const ADB& w = subset(qs, Span(nw, 1, BlackoilPhases::Aqua*nw));
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const ADB& o = subset(qs, Span(nw, 1, BlackoilPhases::Liquid*nw));
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const ADB& g = subset(qs, Span(nw, 1, BlackoilPhases::Vapour*nw));
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return bhp(table_id, w, o, g, thp_val);
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}
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VFPInjPropertiesLegacy::ADB VFPInjPropertiesLegacy::bhp(const std::vector<int>& table_id,
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const ADB& aqua,
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const ADB& liquid,
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const ADB& vapour,
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const ADB& thp_arg) const {
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const int nw = thp_arg.size();
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std::vector<int> block_pattern = detail::commonBlockPattern(aqua, liquid, vapour, thp_arg);
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assert(static_cast<int>(table_id.size()) == nw);
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assert(aqua.size() == nw);
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assert(liquid.size() == nw);
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assert(vapour.size() == nw);
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assert(thp_arg.size() == nw);
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//Allocate data for bhp's and partial derivatives
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ADB::V value = ADB::V::Zero(nw);
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ADB::V dthp = ADB::V::Zero(nw);
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ADB::V dflo = ADB::V::Zero(nw);
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//Get the table for each well
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std::vector<const VFPInjTable*> well_tables(nw, nullptr);
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for (int i=0; i<nw; ++i) {
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if (table_id[i] > 0) {
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well_tables[i] = detail::getTable(m_tables, table_id[i]);
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}
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}
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//Get the right FLO variable for each well as a single ADB
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const ADB flo = detail::combineADBVars<VFPInjTable::FLO_TYPE>(well_tables, aqua, liquid, vapour);
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//Compute the BHP for each well independently
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for (int i=0; i<nw; ++i) {
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const VFPInjTable* table = well_tables[i];
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if (table != nullptr) {
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//First, find the values to interpolate between
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auto flo_i = detail::findInterpData(flo.value()[i], table->getFloAxis());
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auto thp_i = detail::findInterpData(thp_arg.value()[i], table->getTHPAxis());
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detail::VFPEvaluation bhp_val = detail::interpolate(table->getTable(), flo_i, thp_i);
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value[i] = bhp_val.value;
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dthp[i] = bhp_val.dthp;
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dflo[i] = bhp_val.dflo;
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}
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else {
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value[i] = -1e100; //Signal that this value has not been calculated properly, due to "missing" table
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}
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}
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//Create diagonal matrices from ADB::Vs
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ADB::M dthp_diag(dthp.matrix().asDiagonal());
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ADB::M dflo_diag(dflo.matrix().asDiagonal());
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//Calculate the Jacobians
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const int num_blocks = block_pattern.size();
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std::vector<ADB::M> jacs(num_blocks);
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for (int block = 0; block < num_blocks; ++block) {
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//Could have used fastSparseProduct and temporary variables
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//but may not save too much on that.
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jacs[block] = ADB::M(nw, block_pattern[block]);
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if (!thp_arg.derivative().empty()) {
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jacs[block] += dthp_diag * thp_arg.derivative()[block];
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}
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if (!flo.derivative().empty()) {
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jacs[block] += dflo_diag * flo.derivative()[block];
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}
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}
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ADB retval = ADB::function(std::move(value), std::move(jacs));
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return retval;
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}
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} //Namespace Opm
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