OilfieldToolsNet/opm-core
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added well controls in spu2p

Browse Source
This commit is contained in:
Kjetil Olsen Lye 2012-05-09 10:14:38 +02:00
parent 738ec64ac8
commit 338f5907a6
1 changed files with 53 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

81
examples/spu_2p.cpp
View File

@ -516,6 +516,8 @@ main(int argc, char** argv)
Opm::WellReport wellreport; Opm::WellReport wellreport;
std::vector<double> well_bhp; std::vector<double> well_bhp;
std::vector<double> well_perfrates; std::vector<double> well_perfrates;
std::vector<double> fractional_flows;
std::vector<double> well_resflows;
if (wells->c_wells()) { if (wells->c_wells()) {
const int nw = wells->c_wells()->number_of_wells; const int nw = wells->c_wells()->number_of_wells;
well_bhp.resize(nw, 0.0); well_bhp.resize(nw, 0.0);
@ -539,38 +541,61 @@ main(int argc, char** argv)
if (wells->c_wells()) { if (wells->c_wells()) {
Opm::computeWDP(*wells->c_wells(), *grid->c_grid(), state.saturation(), props->density(), gravity[2], true, wdp); Opm::computeWDP(*wells->c_wells(), *grid->c_grid(), state.saturation(), props->density(), gravity[2], true, wdp);
} }
pressure_timer.start(); if (check_well_controls) {
if (rock_comp->isActive()) { computeFractionalFlow(*props, allcells, state.saturation(), fractional_flows);
rc.resize(num_cells); }
std::vector<double> initial_pressure = state.pressure(); bool well_control_passed = !check_well_controls;
std::vector<double> prev_pressure; int well_control_iteration = 0;
for (int iter = 0; iter < nl_pressure_maxiter; ++iter) { do {
prev_pressure = state.pressure(); pressure_timer.start();
for (int cell = 0; cell < num_cells; ++cell) { if (rock_comp->isActive()) {
rc[cell] = rock_comp->rockComp(state.pressure()[cell]); rc.resize(num_cells);
std::vector<double> initial_pressure = state.pressure();
std::vector<double> prev_pressure;
for (int iter = 0; iter < nl_pressure_maxiter; ++iter) {
prev_pressure = state.pressure();
for (int cell = 0; cell < num_cells; ++cell) {
rc[cell] = rock_comp->rockComp(state.pressure()[cell]);
}
state.pressure() = initial_pressure;
psolver.solve(totmob, omega, src, wdp, bcs.c_bcs(), porevol, rc, simtimer.currentStepLength(),
state.pressure(), state.faceflux(), well_bhp, well_perfrates);
double max_change = 0.0;
for (int cell = 0; cell < num_cells; ++cell) {
max_change = std::max(max_change, std::fabs(state.pressure()[cell] - prev_pressure[cell]));
}
std::cout << "Pressure iter " << iter << " max change = " << max_change << std::endl;
if (max_change < nl_pressure_tolerance) {
break;
}
} }
state.pressure() = initial_pressure; computePorevolume(*grid->c_grid(), *props, *rock_comp, state.pressure(), porevol);
psolver.solve(totmob, omega, src, wdp, bcs.c_bcs(), porevol, rc, simtimer.currentStepLength(), } else {
state.pressure(), state.faceflux(), well_bhp, well_perfrates); psolver.solve(totmob, omega, src, wdp, bcs.c_bcs(), state.pressure(), state.faceflux(),
double max_change = 0.0; well_bhp, well_perfrates);
for (int cell = 0; cell < num_cells; ++cell) { }
max_change = std::max(max_change, std::fabs(state.pressure()[cell] - prev_pressure[cell])); pressure_timer.stop();
double pt = pressure_timer.secsSinceStart();
std::cout << "Pressure solver took: " << pt << " seconds." << std::endl;
ptime += pt;
if (check_well_controls) {
Opm::computePhaseFlowRatesPerWell(*wells->c_wells(),
fractional_flows,
well_perfrates,
well_resflows);
std::cout << "Checking well conditions." << std::endl;
// For testing we set surface := reservoir
well_control_passed = wells->conditionsMet(well_bhp, well_resflows, well_resflows);
++well_control_iteration;
if (!well_control_passed && well_control_iteration > max_well_control_iterations) {
THROW("Could not satisfy well conditions in " << max_well_control_iterations << " tries.");
} }
std::cout << "Pressure iter " << iter << " max change = " << max_change << std::endl; if (!well_control_passed) {
if (max_change < nl_pressure_tolerance) { std::cout << "Well controls not passed, solving again." << std::endl;
break;
} }
} }
computePorevolume(*grid->c_grid(), *props, *rock_comp, state.pressure(), porevol); } while (!well_control_passed);
} else {
psolver.solve(totmob, omega, src, wdp, bcs.c_bcs(), state.pressure(), state.faceflux(),
well_bhp, well_perfrates);
}
pressure_timer.stop();
double pt = pressure_timer.secsSinceStart();
std::cout << "Pressure solver took: " << pt << " seconds." << std::endl;
ptime += pt;
// Process transport sources (to include bdy terms and well flows). // Process transport sources (to include bdy terms and well flows).
Opm::computeTransportSource(*grid->c_grid(), src, state.faceflux(), 1.0, Opm::computeTransportSource(*grid->c_grid(), src, state.faceflux(), 1.0,
wells->c_wells(), well_perfrates, reorder_src); wells->c_wells(), well_perfrates, reorder_src);