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adding updateWellState to MultisegmentWells
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@ -172,6 +172,7 @@ namespace Opm {
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void updateWellControls(WellState& xw) const;
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// TODO: kept for now. to be removed soon.
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void updateWellState(const V& dwells,
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WellState& well_state);
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@ -1116,66 +1116,7 @@ namespace Opm {
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BlackoilMultiSegmentModel<Grid>::updateWellState(const V& dwells,
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WellState& well_state)
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{
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if (!wellsMultiSegment().empty())
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{
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const int np = numPhases();
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const int nw = wellsMultiSegment().size();
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const int nseg_total = well_state.numSegments();
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// Extract parts of dwells corresponding to each part.
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int varstart = 0;
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const V dsegqs = subset(dwells, Span(np * nseg_total, 1, varstart));
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varstart += dsegqs.size();
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const V dsegp = subset(dwells, Span(nseg_total, 1, varstart));
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varstart += dsegp.size();
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assert(varstart == dwells.size());
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const double dpmaxrel = dpMaxRel();
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// segment phase rates update
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// in dwells, the phase rates are ordered by phase.
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// while in WellStateMultiSegment, the phase rates are ordered by segments
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const DataBlock wsr = Eigen::Map<const DataBlock>(dsegqs.data(), np, nseg_total).transpose();
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const V dwsr = Eigen::Map<const V>(wsr.data(), nseg_total * np);
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const V wsr_old = Eigen::Map<const V>(&well_state.segPhaseRates()[0], nseg_total * np);
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const V sr = wsr_old - dwsr;
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std::copy(&sr[0], &sr[0] + sr.size(), well_state.segPhaseRates().begin());
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// segment pressure updates
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const V segp_old = Eigen::Map<const V>(&well_state.segPress()[0], nseg_total, 1);
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// TODO: applying the pressure change limiter to all the segments, not sure if it is the correct thing to do
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const V dsegp_limited = sign(dsegp) * dsegp.abs().min(segp_old.abs() * dpmaxrel);
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const V segp = segp_old - dsegp_limited;
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std::copy(&segp[0], &segp[0] + segp.size(), well_state.segPress().begin());
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// update the well rates and bhps, which are not anymore primary vabriables.
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// they are updated directly from the updated segment phase rates and segment pressures.
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// Bhp update.
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V bhp = V::Zero(nw);
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V wr = V::Zero(nw * np);
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// it is better to use subset
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int start_segment = 0;
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for (int w = 0; w < nw; ++w) {
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bhp[w] = well_state.segPress()[start_segment];
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// insert can be faster
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for (int p = 0; p < np; ++p) {
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wr[p + np * w] = well_state.segPhaseRates()[p + np * start_segment];
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}
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const int nseg = wellsMultiSegment()[w]->numberOfSegments();
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start_segment += nseg;
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}
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assert(start_segment == nseg_total);
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std::copy(&bhp[0], &bhp[0] + bhp.size(), well_state.bhp().begin());
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std::copy(&wr[0], &wr[0] + wr.size(), well_state.wellRates().begin());
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// TODO: handling the THP control related.
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}
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msWells().updateWellState(dwells, fluid_.numPhases(), dpMaxRel(), well_state);
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}
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@ -1487,8 +1428,7 @@ namespace Opm {
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ADB::V total_residual_v = total_residual.value();
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const Eigen::VectorXd& dx = solver.solve(total_residual_v.matrix());
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assert(dx.size() == total_residual_v.size());
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// asImpl().updateWellState(dx.array(), well_state);
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updateWellState(dx.array(), well_state);
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asImpl().updateWellState(dx.array(), well_state);
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updateWellControls(well_state);
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}
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} while (it < 15);
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@ -18,6 +18,8 @@
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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/MultisegmentWells.hpp>
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namespace Opm {
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@ -30,9 +30,12 @@
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#include <cassert>
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#include <opm/autodiff/AutoDiffBlock.hpp>
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#include <opm/autodiff/AutoDiffHelpers.hpp>
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#include <opm/autodiff/WellMultiSegment.hpp>
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namespace Opm {
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@ -116,6 +119,15 @@ namespace Opm {
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Vector& segVDt() { return segvdt_; };
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template <class WellState>
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void
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updateWellState(const Vector& dwells,
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const int np,
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const double dpmaxrel,
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WellState& well_state) const;
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protected:
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// TODO: probably a wells_active_ will be required here.
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const std::vector<WellMultiSegmentConstPtr> wells_multisegment_;
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@ -175,4 +187,6 @@ namespace Opm {
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} // namespace Opm
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#include "MultisegmentWells_impl.hpp"
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#endif // OPM_MULTISEGMENTWELLS_HEADER_INCLUDED
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opm/autodiff/MultisegmentWells_impl.hpp
Normal file
97
opm/autodiff/MultisegmentWells_impl.hpp
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@ -0,0 +1,97 @@
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/*
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Copyright 2016 SINTEF ICT, Applied Mathematics.
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Copyright 2016 Statoil ASA.
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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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#ifndef OPM_MULTISEGMENTWELLS_IMPL_HEADER_INCLUDED
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#define OPM_MULTISEGMENTWELLS_IMPL_HEADER_INCLUDED
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namespace Opm
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{
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template <class WellState>
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void
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MultisegmentWells::
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updateWellState(const Vector& dwells,
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const int np,
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const double dpmaxrel,
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WellState& well_state) const
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{
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if (!wells().empty())
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{
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const int nw = wells().size();
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const int nseg_total = nseg_total_;
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// Extract parts of dwells corresponding to each part.
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int varstart = 0;
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const Vector dsegqs = subset(dwells, Span(np * nseg_total, 1, varstart));
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varstart += dsegqs.size();
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const Vector dsegp = subset(dwells, Span(nseg_total, 1, varstart));
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varstart += dsegp.size();
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assert(varstart == dwells.size());
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// segment phase rates update
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// in dwells, the phase rates are ordered by phase.
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// while in WellStateMultiSegment, the phase rates are ordered by segments
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const DataBlock wsr = Eigen::Map<const DataBlock>(dsegqs.data(), np, nseg_total).transpose();
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const Vector dwsr = Eigen::Map<const Vector>(wsr.data(), nseg_total * np);
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const Vector wsr_old = Eigen::Map<const Vector>(&well_state.segPhaseRates()[0], nseg_total * np);
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const Vector sr = wsr_old - dwsr;
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std::copy(&sr[0], &sr[0] + sr.size(), well_state.segPhaseRates().begin());
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// segment pressure updates
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const Vector segp_old = Eigen::Map<const Vector>(&well_state.segPress()[0], nseg_total, 1);
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// TODO: applying the pressure change limiter to all the segments, not sure if it is the correct thing to do
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const Vector dsegp_limited = sign(dsegp) * dsegp.abs().min(segp_old.abs() * dpmaxrel);
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const Vector segp = segp_old - dsegp_limited;
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std::copy(&segp[0], &segp[0] + segp.size(), well_state.segPress().begin());
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// update the well rates and bhps, which are not anymore primary vabriables.
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// they are updated directly from the updated segment phase rates and segment pressures.
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// Bhp update.
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Vector bhp = Vector::Zero(nw);
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Vector wr = Vector::Zero(nw * np);
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// it is better to use subset
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int start_segment = 0;
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for (int w = 0; w < nw; ++w) {
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bhp[w] = well_state.segPress()[start_segment];
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// insert can be faster
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for (int p = 0; p < np; ++p) {
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wr[p + np * w] = well_state.segPhaseRates()[p + np * start_segment];
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}
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const int nseg = wells()[w]->numberOfSegments();
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start_segment += nseg;
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}
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assert(start_segment == nseg_total);
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std::copy(&bhp[0], &bhp[0] + bhp.size(), well_state.bhp().begin());
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std::copy(&wr[0], &wr[0] + wr.size(), well_state.wellRates().begin());
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// TODO: handling the THP control related.
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}
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}
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}
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#endif // OPM_MULTISEGMENTWELLS_IMPL_HEADER_INCLUDED
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