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adding function processFractions() to MultisegmentWell

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to handle the undershooting and overshooting of the fractions during
updateWellState.
This commit is contained in:
Kai Bao 2017-09-12 17:13:30 +02:00
parent 0e7b77fac2
commit 1adc081430
2 changed files with 63 additions and 0 deletions
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3
opm/autodiff/MultisegmentWell.hpp
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@ -326,6 +326,9 @@ namespace Opm
// hytrostatic pressure loss
EvalWell getHydorPressureLoss(const int seg) const;
// handling the overshooting and undershooting of the fractions
void processFractions(const int seg, std::vector<double>& fractions) const;
};
}

60
opm/autodiff/MultisegmentWell_impl.hpp
View File

@ -1367,4 +1367,64 @@ namespace Opm
{
return segment_densities_[seg] * gravity_ * segment_depth_diffs_;
}
template<typename TypeTag>
void
MultisegmentWell<TypeTag>::
processFractions(const int seg,
std::vector<double>& fractions) const
{
assert( active()[Oil] );
fractions[Oil] = 1.0;
if ( active()[Water] ) {
fractions[Water] = primary_variables_[seg][WFrac];
fractions[Oil] -= fractions[Water];
}
if ( active()[Gas] ) {
fractions[Gas] = primary_variables_[seg][GFrac];
fractions[Oil] -= fractions[Gas];
}
// TODO: not handling solvent related
if (fractions[Water] < 0.0) {
if ( active()[Gas] ) {
fractions[Gas] /= (1.0 - fractions[Water]);
}
fractions[Oil] /= (1.0 - fractions[Water]);
fractions[Water] = 0.0;
}
if (fractions[Gas] < 0.0) {
if ( active()[Water] ) {
fractions[Water] /= (1.0 - fractions[Gas]);
}
fractions[Oil] /= (1.0 - fractions[Gas]);
fractions[Gas] = 0.0;
}
if (fractions[Oil] < 0.0) {
if ( active()[Water] ) {
fractions[Water] /= (1.0 - fractions[Oil]);
}
if ( active()[Gas] ) {
fractions[Gas] /= (1.0 - fractions[Oil]);
}
fractions[Oil] = 0.0;
}
if ( active()[Water] ) {
primary_variables_[seg][WFrac] = fractions[Water];
}
if ( active()[Gas] ) {
primary_variables_[seg][GFrac] = fractions[Gas];
}
}
}