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MultisegmentWellEval: use symbols from primary variables

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This commit is contained in:
Arne Morten Kvarving 2022-12-19 12:05:51 +01:00
parent 654c252bb8
commit bc0610171d
3 changed files with 8 additions and 37 deletions
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4
opm/simulators/wells/MultisegmentWell.hpp
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@ -68,11 +68,7 @@ namespace Opm
using typename MSWEval::Equations;
using typename MSWEval::EvalWell;
using typename MSWEval::BVectorWell;
using MSWEval::GFrac;
using MSWEval::WFrac;
using MSWEval::WQTotal;
using MSWEval::SPres;
using MSWEval::numWellEq;
using typename Base::PressureMatrix;
MultisegmentWell(const Well& well,

3
opm/simulators/wells/MultisegmentWellEval.cpp
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@ -94,7 +94,8 @@ getWellConvergence(const WellState& well_state,
assert(int(B_avg.size()) == baseif_.numComponents());
// checking if any residual is NaN or too large. The two large one is only handled for the well flux
std::vector<std::vector<double>> abs_residual(this->numberOfSegments(), std::vector<double>(numWellEq, 0.0));
std::vector<std::vector<double>> abs_residual(this->numberOfSegments(),
std::vector<double>(numWellEq, 0.0));
for (int seg = 0; seg < this->numberOfSegments(); ++seg) {
for (int eq_idx = 0; eq_idx < numWellEq; ++eq_idx) {
abs_residual[seg][eq_idx] = std::abs(linSys_.residual()[seg][eq_idx]);

38
opm/simulators/wells/MultisegmentWellEval.hpp
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@ -53,36 +53,10 @@ template<typename FluidSystem, typename Indices, typename Scalar>
class MultisegmentWellEval : public MultisegmentWellGeneric<Scalar>
{
protected:
// TODO: for now, not considering the polymer, solvent and so on to simplify the development process.
// TODO: we need to have order for the primary variables and also the order for the well equations.
// sometimes, they are similar, while sometimes, they can have very different forms.
// Table showing the primary variable indices, depending on what phases are present:
//
// WOG OG WG WO W/O/G (single phase)
// WQTotal 0 0 0 0 0
// WFrac 1 -1000 1 1 -1000
// GFrac 2 1 -1000 -1000 -1000
// Spres 3 2 2 2 1
static constexpr bool has_water = (Indices::waterSwitchIdx >= 0);
static constexpr bool has_gas = (Indices::compositionSwitchIdx >= 0);
static constexpr bool has_oil = (Indices::numPhases - has_gas - has_water) > 0;
// In the implementation, one should use has_wfrac_variable
// rather than has_water to check if you should do something
// with the variable at the WFrac location, similar for GFrac.
static constexpr bool has_wfrac_variable = has_water && Indices::numPhases > 1;
static constexpr bool has_gfrac_variable = has_gas && has_oil;
static constexpr int WQTotal = 0;
static constexpr int WFrac = has_wfrac_variable ? 1 : -1000;
static constexpr int GFrac = has_gfrac_variable ? has_wfrac_variable + 1 : -1000;
static constexpr int SPres = has_wfrac_variable + has_gfrac_variable + 1;
// the number of well equations TODO: it should have a more general strategy for it
static constexpr int numWellEq = Indices::numPhases + 1;
using PrimaryVariables = MultisegmentWellPrimaryVariables<FluidSystem,Indices,Scalar>;
static constexpr int numWellEq = PrimaryVariables::numWellEq;
static constexpr int SPres = PrimaryVariables::SPres;
static constexpr int WQTotal = PrimaryVariables::WQTotal;
using Equations = MultisegmentWellEquations<Scalar,numWellEq,Indices::numEq>;
@ -92,7 +66,7 @@ protected:
// TODO: for more efficient implementation, we should have EvalReservoir, EvalWell, and EvalRerservoirAndWell
// EvalR (Eval), EvalW, EvalRW
// TODO: for now, we only use one type to save some implementation efforts, while improve later.
using EvalWell = DenseAd::Evaluation<double, /*size=*/Indices::numEq + numWellEq>;
using EvalWell = typename PrimaryVariables::EvalWell;
using Eval = DenseAd::Evaluation<Scalar, /*size=*/Indices::numEq>;
public:
@ -178,7 +152,7 @@ protected:
Equations linSys_; //!< The equation system
MultisegmentWellPrimaryVariables<FluidSystem,Indices,Scalar> primary_variables_;
PrimaryVariables primary_variables_; //!< The primary variables
// the upwinding segment for each segment based on the flow direction
std::vector<int> upwinding_segments_;