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

Added renormalization of pressure in the incompressible case.

Browse Source
This commit is contained in:
Xavier Raynaud 2012-06-06 15:18:40 +02:00
parent 3881406d41
commit eb3d9d6e63
1 changed files with 24 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
examples/spu_2p.cpp
View File

@ -567,9 +567,10 @@ main(int argc, char** argv)
rc[cell] = rock_comp->rockComp(state.pressure()[cell]);
}
computePorevolume(*grid->c_grid(), props->porosity(), *rock_comp, state.pressure(), porevol);
// prev_pressure = state.pressure();
std::copy(state.pressure().begin(), state.pressure().end(), prev_pressure.begin());
std::copy(well_bhp.begin(), well_bhp.end(), prev_pressure.begin() + num_cells);
// prev_pressure = state.pressure();
// compute pressure increment
psolver.solveIncrement(totmob, omega, src, wdp, bcs.c_bcs(), porevol, rc,
@ -594,8 +595,30 @@ main(int argc, char** argv)
psolver.computeFaceFlux(totmob, omega, src, wdp, bcs.c_bcs(), state.pressure(), state.faceflux(),
well_bhp, well_perfrates);
} else {
std::vector<double> initial_pressure = state.pressure();
psolver.solve(totmob, omega, src, wdp, bcs.c_bcs(), state.pressure(), state.faceflux(),
well_bhp, well_perfrates);
// Compute average pressures of previous and last
// step, and total volume.
double av_prev_press = 0.;
double av_press = 0.;
double tot_vol = 0.;
for (int cell = 0; cell < num_cells; ++cell) {
av_prev_press += initial_pressure[cell]*grid->c_grid()->cell_volumes[cell];
av_press += state.pressure()[cell]*grid->c_grid()->cell_volumes[cell];
tot_vol += grid->c_grid()->cell_volumes[cell];
}
// Renormalization constant
const double ren_const = (av_prev_press - av_press)/tot_vol;
for (int cell = 0; cell < num_cells; ++cell) {
state.pressure()[cell] += ren_const;
}
for (int well = 0; well < num_wells; ++well) {
well_bhp[well] += ren_const;
}
}
pressure_timer.stop();
double pt = pressure_timer.secsSinceStart();