527 lines
22 KiB
C++
527 lines
22 KiB
C++
//===========================================================================
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//
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// File: MiscibilityLiveGas.cpp
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//
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// Created: Wed Feb 10 09:21:53 2010
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//
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// Author: Bjørn Spjelkavik <bsp@sintef.no>
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//
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// Revision: $Id$
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//
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//===========================================================================
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/*
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Copyright 2010 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/core/props/pvt/PvtLiveGas.hpp>
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#include <opm/core/utility/ErrorMacros.hpp>
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#include <opm/core/utility/linearInterpolation.hpp>
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#include <algorithm>
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#include <iostream>
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namespace Opm
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{
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using Opm::linearInterpolation;
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using Opm::linearInterpolationDerivative;
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//------------------------------------------------------------------------
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// Member functions
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//-------------------------------------------------------------------------
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PvtLiveGas::PvtLiveGas(Opm::DeckKeywordConstPtr pvtgKeyword)
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{
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int numTables = Opm::PvtgTable::numTables(pvtgKeyword);
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saturated_gas_table_.resize(numTables);
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undersat_gas_tables_.resize(numTables);
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for (int pvtTableIdx = 0; pvtTableIdx < numTables; ++pvtTableIdx) {
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Opm::PvtgTable pvtgTable(pvtgKeyword, pvtTableIdx);
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// GAS, PVTG
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saturated_gas_table_[pvtTableIdx].resize(4);
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saturated_gas_table_[pvtTableIdx][0] = pvtgTable.getOuterTable()->getPressureColumn();
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saturated_gas_table_[pvtTableIdx][1] = pvtgTable.getOuterTable()->getGasFormationFactorColumn();
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saturated_gas_table_[pvtTableIdx][2] = pvtgTable.getOuterTable()->getGasViscosityColumn();
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saturated_gas_table_[pvtTableIdx][3] = pvtgTable.getOuterTable()->getOilSolubilityColumn();
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int sz = pvtgTable.getOuterTable()->numRows();
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undersat_gas_tables_[pvtTableIdx].resize(sz);
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for (int i=0; i<sz; ++i) {
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const auto &undersatTable = *pvtgTable.getInnerTable(i);
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undersat_gas_tables_[pvtTableIdx][i].resize(3);
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undersat_gas_tables_[pvtTableIdx][i][0] = undersatTable.getOilSolubilityColumn();
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undersat_gas_tables_[pvtTableIdx][i][1] = undersatTable.getGasFormationFactorColumn();
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undersat_gas_tables_[pvtTableIdx][i][2] = undersatTable.getGasViscosityColumn();
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}
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// Bg -> 1/Bg
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for (int i=0; i<sz; ++i) {
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saturated_gas_table_[pvtTableIdx][1][i] = 1.0/saturated_gas_table_[pvtTableIdx][1][i];
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for (size_t j=0; j<undersat_gas_tables_[pvtTableIdx][i][1].size(); ++j) {
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undersat_gas_tables_[pvtTableIdx][i][1][j] = 1.0/undersat_gas_tables_[pvtTableIdx][i][1][j];
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}
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}
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}
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}
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// Destructor
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PvtLiveGas::~PvtLiveGas()
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{
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}
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void PvtLiveGas::mu(const int n,
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const int* pvtRegionIdx,
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const double* p,
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const double* z,
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double* output_mu) const
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{
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// #pragma omp parallel for
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for (int i = 0; i < n; ++i) {
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output_mu[i] = miscible_gas(p[i], z + num_phases_*i, getTableIndex_(pvtRegionIdx, i), 2, false);
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}
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}
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/// Viscosity and its derivatives as a function of p and r.
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void PvtLiveGas::mu(const int /*n*/,
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const int* /*pvtRegionIdx*/,
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const double* /*p*/,
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const double* /*r*/,
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double* /*output_mu*/,
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double* /*output_dmudp*/,
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double* /*output_dmudr*/) const
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{
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OPM_THROW(std::runtime_error, "The new fluid interface not yet implemented");
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}
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/// Viscosity and its derivatives as a function of p and r.
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void PvtLiveGas::mu(const int n,
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const int* pvtRegionIdx,
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const double* p,
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const double* r,
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const PhasePresence* cond,
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double* output_mu,
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double* output_dmudp,
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double* output_dmudr) const
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{
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for (int i = 0; i < n; ++i) {
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const PhasePresence& cnd = cond[i];
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int tableIdx = getTableIndex_(pvtRegionIdx, i);
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output_mu[i] = miscible_gas(p[i], r[i], cnd, tableIdx, 2, 0);
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output_dmudp[i] = miscible_gas(p[i], r[i], cnd, tableIdx, 2, 1);
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output_dmudr[i] = miscible_gas(p[i], r[i], cnd, tableIdx, 2, 2);
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}
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}
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/// Formation volume factor as a function of p and z.
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void PvtLiveGas::B(const int n,
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const int* pvtRegionIdx,
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const double* p,
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const double* z,
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double* output_B) const
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{
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// #pragma omp parallel for
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for (int i = 0; i < n; ++i) {
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output_B[i] = evalB(p[i], z + num_phases_*i, getTableIndex_(pvtRegionIdx, i));
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}
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}
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/// Formation volume factor and p-derivative as functions of p and z.
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void PvtLiveGas::dBdp(const int n,
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const int* pvtRegionIdx,
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const double* p,
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const double* z,
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double* output_B,
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double* output_dBdp) const
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{
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// #pragma omp parallel for
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for (int i = 0; i < n; ++i) {
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evalBDeriv(p[i], z + num_phases_*i, getTableIndex_(pvtRegionIdx, i), output_B[i], output_dBdp[i]);
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}
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}
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/// The inverse of the formation volume factor b = 1 / B, and its derivatives as a function of p and r.
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void PvtLiveGas::b(const int /*n*/,
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const int* /*pvtRegionIdx*/,
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const double* /*p*/,
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const double* /*r*/,
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double* /*output_b*/,
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double* /*output_dbdp*/,
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double* /*output_dbdr*/) const
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{
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OPM_THROW(std::runtime_error, "The new fluid interface not yet implemented");
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}
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/// The inverse of the formation volume factor b = 1 / B, and its derivatives as a function of p and r.
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void PvtLiveGas::b(const int n,
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const int* pvtRegionIdx,
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const double* p,
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const double* r,
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const PhasePresence* cond,
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double* output_b,
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double* output_dbdp,
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double* output_dbdr) const
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{
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// #pragma omp parallel for
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for (int i = 0; i < n; ++i) {
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const PhasePresence& cnd = cond[i];
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int tableIdx = getTableIndex_(pvtRegionIdx, i);
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output_b[i] = miscible_gas(p[i], r[i], cnd, tableIdx, 1, 0);
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output_dbdp[i] = miscible_gas(p[i], r[i], cnd, tableIdx, 1, 1);
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output_dbdr[i] = miscible_gas(p[i], r[i], cnd, tableIdx, 1, 2);
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}
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}
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/// Gas resolution and its derivatives at bublepoint as a function of p.
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void PvtLiveGas::rvSat(const int n,
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const int* pvtRegionIdx,
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const double* p,
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double* output_rvSat,
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double* output_drvSatdp) const
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{
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for (int i = 0; i < n; ++i) {
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int pvtTableIdx = getTableIndex_(pvtRegionIdx, i);
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output_rvSat[i] = linearInterpolation(saturated_gas_table_[pvtTableIdx][0],
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saturated_gas_table_[pvtTableIdx][3],p[i]);
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output_drvSatdp[i] = linearInterpolationDerivative(saturated_gas_table_[pvtTableIdx][0],
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saturated_gas_table_[pvtTableIdx][3],p[i]);
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}
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}
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void PvtLiveGas::rsSat(const int n,
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const int* /*pvtRegionIdx*/,
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const double* /*p*/,
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double* output_rsSat,
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double* output_drsSatdp) const
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{
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std::fill(output_rsSat, output_rsSat + n, 0.0);
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std::fill(output_drsSatdp, output_drsSatdp + n, 0.0);
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}
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/// Solution factor as a function of p and z.
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void PvtLiveGas::R(const int n,
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const int* pvtRegionIdx,
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const double* p,
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const double* z,
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double* output_R) const
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{
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// #pragma omp parallel for
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for (int i = 0; i < n; ++i) {
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output_R[i] = evalR(p[i], z + num_phases_*i, getTableIndex_(pvtRegionIdx, i));
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}
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}
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/// Solution factor and p-derivative as functions of p and z.
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void PvtLiveGas::dRdp(const int n,
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const int* pvtRegionIdx,
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const double* p,
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const double* z,
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double* output_R,
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double* output_dRdp) const
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{
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// #pragma omp parallel for
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for (int i = 0; i < n; ++i) {
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evalRDeriv(p[i], z + num_phases_*i, getTableIndex_(pvtRegionIdx, i), output_R[i], output_dRdp[i]);
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}
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}
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// ---- Private methods ----
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double PvtLiveGas::evalB(const double press, const double* surfvol, int pvtTableIdx) const
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{
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if (surfvol[phase_pos_[Vapour]] == 0.0) {
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// To handle no-gas case.
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return 1.0;
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}
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return 1.0/miscible_gas(press, surfvol, pvtTableIdx, 1, false);
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}
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void PvtLiveGas::evalBDeriv(const double press, const double* surfvol, int pvtTableIdx,
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double& Bval, double& dBdpval) const
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{
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if (surfvol[phase_pos_[Vapour]] == 0.0) {
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// To handle no-gas case.
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Bval = 1.0;
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dBdpval = 0.0;
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return;
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}
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Bval = evalB(press, surfvol, pvtTableIdx);
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dBdpval = -Bval*Bval*miscible_gas(press, surfvol, pvtTableIdx, 1, true);
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}
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double PvtLiveGas::evalR(const double press, const double* surfvol, int pvtTableIdx) const
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{
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if (surfvol[phase_pos_[Liquid]] == 0.0) {
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// To handle no-gas case.
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return 0.0;
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}
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double satR = linearInterpolation(saturated_gas_table_[pvtTableIdx][0],
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saturated_gas_table_[pvtTableIdx][3], press);
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double maxR = surfvol[phase_pos_[Liquid]]/surfvol[phase_pos_[Vapour]];
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if (satR < maxR ) {
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// Saturated case
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return satR;
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} else {
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// Undersaturated case
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return maxR;
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}
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}
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void PvtLiveGas::evalRDeriv(const double press, const double* surfvol, int pvtTableIdx,
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double& Rval, double& dRdpval) const
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{
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if (surfvol[phase_pos_[Liquid]] == 0.0) {
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// To handle no-gas case.
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Rval = 0.0;
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dRdpval = 0.0;
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return;
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}
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double satR = linearInterpolation(saturated_gas_table_[pvtTableIdx][0],
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saturated_gas_table_[pvtTableIdx][3], press);
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double maxR = surfvol[phase_pos_[Liquid]]/surfvol[phase_pos_[Vapour]];
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if (satR < maxR ) {
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// Saturated case
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Rval = satR;
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dRdpval = linearInterpolationDerivative(saturated_gas_table_[pvtTableIdx][0],
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saturated_gas_table_[pvtTableIdx][3],
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press);
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} else {
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// Undersaturated case
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Rval = maxR;
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dRdpval = 0.0;
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}
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}
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double PvtLiveGas::miscible_gas(const double press,
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const double* surfvol,
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const int pvtTableIdx,
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const int item,
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const bool deriv) const
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{
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const std::vector<std::vector<double> > &saturatedGasTable =
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saturated_gas_table_[pvtTableIdx];
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const std::vector<std::vector<std::vector<double> > > &undersatGasTables =
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undersat_gas_tables_[pvtTableIdx];
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int section;
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double Rval = linearInterpolation(saturatedGasTable[0],
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saturatedGasTable[3], press,
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section);
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double maxR = surfvol[phase_pos_[Liquid]]/surfvol[phase_pos_[Vapour]];
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if (deriv) {
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if (Rval < maxR ) { // Saturated case
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return linearInterpolationDerivative(saturatedGasTable[0],
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saturatedGasTable[item],
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press);
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} else { // Undersaturated case
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int is = section;
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if (undersatGasTables[is][0].size() < 2) {
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double val = (saturatedGasTable[item][is+1]
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- saturatedGasTable[item][is]) /
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(saturatedGasTable[0][is+1] -
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saturatedGasTable[0][is]);
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return val;
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}
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double val1 =
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linearInterpolation(undersatGasTables[is][0],
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undersatGasTables[is][item],
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maxR);
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double val2 =
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linearInterpolation(undersatGasTables[is+1][0],
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undersatGasTables[is+1][item],
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maxR);
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double val = (val2 - val1)/
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(saturatedGasTable[0][is+1] - saturatedGasTable[0][is]);
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return val;
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}
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} else {
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if (Rval < maxR ) { // Saturated case
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return linearInterpolation(saturatedGasTable[0],
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saturatedGasTable[item],
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press);
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} else { // Undersaturated case
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int is = section;
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// Extrapolate from first table section
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if (is == 0 && press < saturatedGasTable[0][0]) {
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return linearInterpolation(undersatGasTables[0][0],
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undersatGasTables[0][item],
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maxR);
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}
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// Extrapolate from last table section
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int ltp = saturatedGasTable[0].size() - 1;
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if (is+1 == ltp && press > saturatedGasTable[0][ltp]) {
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return linearInterpolation(undersatGasTables[ltp][0],
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undersatGasTables[ltp][item],
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maxR);
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}
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// Interpolate between table sections
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double w = (press - saturatedGasTable[0][is]) /
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(saturatedGasTable[0][is+1] -
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saturatedGasTable[0][is]);
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if (undersatGasTables[is][0].size() < 2) {
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double val = saturatedGasTable[item][is] +
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w*(saturatedGasTable[item][is+1] -
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saturatedGasTable[item][is]);
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return val;
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}
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double val1 =
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linearInterpolation(undersatGasTables[is][0],
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undersatGasTables[is][item],
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maxR);
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double val2 =
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linearInterpolation(undersatGasTables[is+1][0],
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undersatGasTables[is+1][item],
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maxR);
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double val = val1 + w*(val2 - val1);
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return val;
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}
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}
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}
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double PvtLiveGas::miscible_gas(const double press,
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const double r,
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const PhasePresence& cond,
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const int pvtTableIdx,
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const int item,
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const int deriv) const
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{
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const std::vector<std::vector<double> > &saturatedGasTable =
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saturated_gas_table_[pvtTableIdx];
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const std::vector<std::vector<std::vector<double> > > &undersatGasTables =
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undersat_gas_tables_[pvtTableIdx];
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const bool isSat = cond.hasFreeOil();
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// Derivative w.r.t p
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if (deriv == 1) {
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if (isSat) { // Saturated case
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return linearInterpolationDerivative(saturatedGasTable[0],
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saturatedGasTable[item],
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press);
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} else { // Undersaturated case
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int is = tableIndex(saturatedGasTable[0], press);
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if (undersatGasTables[is][0].size() < 2) {
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double val = (saturatedGasTable[item][is+1]
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- saturatedGasTable[item][is]) /
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(saturatedGasTable[0][is+1] -
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saturatedGasTable[0][is]);
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return val;
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}
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double val1 =
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linearInterpolation(undersatGasTables[is][0],
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undersatGasTables[is][item],
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r);
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double val2 =
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linearInterpolation(undersatGasTables[is+1][0],
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undersatGasTables[is+1][item],
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r);
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double val = (val2 - val1)/
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(saturatedGasTable[0][is+1] - saturatedGasTable[0][is]);
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return val;
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}
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} else if (deriv == 2){
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if (isSat) {
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return 0;
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} else {
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int is = tableIndex(saturatedGasTable[0], press);
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double w = (press - saturatedGasTable[0][is]) /
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(saturatedGasTable[0][is+1] - saturatedGasTable[0][is]);
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assert(undersatGasTables[is][0].size() >= 2);
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assert(undersatGasTables[is+1][0].size() >= 2);
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double val1 =
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linearInterpolationDerivative(undersatGasTables[is][0],
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undersatGasTables[is][item],
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r);
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double val2 =
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linearInterpolationDerivative(undersatGasTables[is+1][0],
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undersatGasTables[is+1][item],
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r);
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double val = val1 + w * (val2 - val1);
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return val;
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}
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} else {
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if (isSat) { // Saturated case
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return linearInterpolation(saturatedGasTable[0],
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saturatedGasTable[item],
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press);
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} else { // Undersaturated case
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int is = tableIndex(saturatedGasTable[0], press);
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// Extrapolate from first table section
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|
if (is == 0 && press < saturatedGasTable[0][0]) {
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return linearInterpolation(undersatGasTables[0][0],
|
|
undersatGasTables[0][item],
|
|
r);
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|
}
|
|
|
|
// Extrapolate from last table section
|
|
//int ltp = saturatedGasTable[0].size() - 1;
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|
//if (is+1 == ltp && press > saturatedGasTable[0][ltp]) {
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|
// return linearInterpolation(undersatGasTables[ltp][0],
|
|
// undersatGasTables[ltp][item],
|
|
// r);
|
|
//}
|
|
|
|
// Interpolate between table sections
|
|
double w = (press - saturatedGasTable[0][is]) /
|
|
(saturatedGasTable[0][is+1] -
|
|
saturatedGasTable[0][is]);
|
|
if (undersatGasTables[is][0].size() < 2) {
|
|
double val = saturatedGasTable[item][is] +
|
|
w*(saturatedGasTable[item][is+1] -
|
|
saturatedGasTable[item][is]);
|
|
return val;
|
|
}
|
|
double val1 =
|
|
linearInterpolation(undersatGasTables[is][0],
|
|
undersatGasTables[is][item],
|
|
r);
|
|
double val2 =
|
|
linearInterpolation(undersatGasTables[is+1][0],
|
|
undersatGasTables[is+1][item],
|
|
r);
|
|
double val = val1 + w*(val2 - val1);
|
|
return val;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
} // namespace Opm
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