OilfieldToolsNet/opm-simulators
4
0
Fork 0
mirror of https://github.com/OPM/opm-simulators.git synced 2025-02-25 18:55:30 -06:00
Code Issues Packages Projects Releases Wiki Activity

Add distance decay penalty

Browse Source
This commit is contained in:
jakobtorben 2024-09-09 18:32:05 +02:00
parent 3e6f9c52bb
commit d476a328de
1 changed files with 14 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
opm/simulators/flow/BlackoilModel.hpp
View File

@ -393,6 +393,7 @@ namespace Opm {
// the mass balance for each active phase, the well flux and the well equations.
residual_norms_history_.clear();
total_penaltyCard_.reset();
prev_distance_ = std::numeric_limits<double>::infinity();
current_relaxation_ = 1.0;
dx_old_ = 0.0;
convergence_reports_.push_back({timer.reportStepNum(), timer.currentStepNum(), {}});
@ -1117,8 +1118,13 @@ namespace Opm {
const auto& prev_metrics = prev_report.reservoirConvergence();
const auto& current_metrics = report.reservoirConvergence();
auto distances = std::vector<double>(current_metrics.size(), 0.0);
const double sigma = 0.75;
for (size_t i = 0; i < current_metrics.size(); ++i) {
distances[i] = std::max(std::log(current_metrics[i].value()), 0.0);
if (current_metrics[i].type() == prev_metrics[i].type() && current_metrics[i].phase() == prev_metrics[i].phase()) {
if (current_metrics[i].value() > prev_metrics[i].value()) {
// Metric value has increased, add a penalty card
@ -1126,6 +1132,13 @@ namespace Opm {
}
}
}
// use L1 norm of the distances vector
double current_distance = std::accumulate(distances.begin(), distances.end(), 0.0);
if (current_distance > sigma * prev_distance_) {
report.addDistanceDecayPenalty();
}
prev_distance_ = current_distance;
}
if (report.wellFailures().size() > 0) {
@ -1426,6 +1439,7 @@ namespace Opm {
Scalar maxResidualAllowed() const { return param_.max_residual_allowed_; }
double linear_solve_setup_time_;
ConvergenceReport::PenaltyCard total_penaltyCard_;
double prev_distance_ = std::numeric_limits<double>::infinity();
public:
std::vector<bool> wasSwitched_;