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add a few fields related to injectivity to WellStateFullyImplicitBlackoil

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to account for the water throughput, skin pressure and water velocity
for each perforation.
This commit is contained in:
Kai Bao 2018-11-27 13:41:24 +01:00
parent eeb17b460f
commit 93fb5a2c52
1 changed files with 53 additions and 0 deletions
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53
opm/autodiff/WellStateFullyImplicitBlackoil.hpp
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@ -122,6 +122,15 @@ namespace Opm
// Ensure that we start out with zero rates by default.
perfphaserates_.clear();
perfphaserates_.resize(nperf * np, 0.0);
// these are only used to monitor the injectivity
perf_water_throughput_.clear();
perf_water_throughput_.resize(nperf, 0.0);
perf_water_velocity_.clear();
perf_water_velocity_.resize(nperf, 0.0);
perf_skin_pressure_.clear();
perf_skin_pressure_.resize(nperf, 0.0);
for (int w = 0; w < nw; ++w) {
assert((wells->type[w] == INJECTOR) || (wells->type[w] == PRODUCER));
const WellControls* ctrl = wells->ctrls[w];
@ -137,6 +146,13 @@ namespace Opm
perfphaserates_[np*perf + p] = wellRates()[np*w + p] / double(num_perf_this_well);
}
perfPress()[perf] = cellPressures[wells->well_cells[perf]];
// here we did not consider the case that we close some perforation during the running
// and also, wells can be shut and re-opened
// it should only be updated when necessary, while WellState might not have the facility to do it
perf_water_throughput_[ perf ] = prevState->perfThroughput()[ oldPerf_idx ];
perf_skin_pressure_[ perf ] = prevState->perfSkinPressure()[ oldPerf_idx ];
perf_water_velocity_[ perf ] = prevState->perfWaterVelocity()[ oldPerf_idx ];
}
}
}
@ -831,11 +847,48 @@ namespace Opm
return well_potentials_;
}
std::vector<double>& perfThroughput() {
return perf_water_throughput_;
}
const std::vector<double>& perfThroughput() const {
return perf_water_throughput_;
}
std::vector<double>& perfSkinPressure() {
return perf_skin_pressure_;
}
const std::vector<double>& perfSkinPressure() const {
return perf_skin_pressure_;
}
std::vector<double>& perfWaterVelocity() {
return perf_water_velocity_;
}
const std::vector<double>& perfWaterVelocity() const {
return perf_water_velocity_;
}
private:
std::vector<double> perfphaserates_;
std::vector<int> current_controls_;
std::vector<double> perfRateSolvent_;
// it is the throughput of water flow through the perforations
// it is used as a measure of formation damage around well-bore due to particle deposition
// it will only be used for injectors to check the injectivity
std::vector<double> perf_water_throughput_;
// skin pressure of peforation
// it will only be used for injectors to check the injectivity
std::vector<double> perf_skin_pressure_;
// it will only be used for injectors to check the injectivity
// water velocity of perforation
std::vector<double> perf_water_velocity_;
// phase rates under reservoir condition for wells
// or voidage phase rates
std::vector<double> well_reservoir_rates_;