OilfieldToolsNet/opm-simulators
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Make it possible to restart without computing initial conditions

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This commit is contained in:
Tor Harald Sandve 2019-05-28 11:36:05 +02:00
parent c554fdb5fb
commit ae78cb86df
2 changed files with 33 additions and 37 deletions
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41
ebos/eclproblem.hh
View File

@ -671,7 +671,11 @@ public:
readThermalParameters_();
transmissibilities_.finishInit();
readInitialCondition_();
const auto& initconfig = eclState.getInitConfig();
if (initconfig.restartRequested())
readEclRestartSolution_();
else
readInitialCondition_();
updatePffDofData_();
@ -695,15 +699,18 @@ public:
checkDeckCompatibility_();
// write the static output files (EGRID, INIT, SMSPEC, etc.)
if (enableEclOutput_)
if (enableEclOutput_ && !initconfig.restartRequested())
eclWriter_->writeInit();
simulator.vanguard().releaseGlobalTransmissibilities();
// after finishing the initialization and writing the initial solution, we move
// to the first "real" episode/report step
simulator.startNextEpisode(timeMap.getTimeStepLength(0));
simulator.setEpisodeIndex(0);
// for restart the episode index and start is already set
if (!initconfig.restartRequested()) {
simulator.startNextEpisode(timeMap.getTimeStepLength(0));
simulator.setEpisodeIndex(0);
}
}
void prefetch(const Element& elem) const
@ -1461,10 +1468,6 @@ public:
*/
void initialSolutionApplied()
{
const auto& simulator = this->simulator();
const auto& vanguard = simulator.vanguard();
const auto& eclState = vanguard.eclState();
// initialize the wells. Note that this needs to be done after initializing the
// intrinsic permeabilities and the after applying the initial solution because
// the well model uses these...
@ -1478,10 +1481,6 @@ public:
updateCompositionChangeLimits_();
aquiferModel_.initialSolutionApplied();
const auto& initconfig = eclState.getInitConfig();
if (initconfig.restartRequested())
readEclRestartSolution_();
}
/*!
@ -2440,7 +2439,7 @@ private:
const auto& eclState = simulator.vanguard().eclState();
const auto& timeMap = schedule.getTimeMap();
const auto& initconfig = eclState.getInitConfig();
int episodeIdx = initconfig.getRestartStep() - 1;
int episodeIdx = initconfig.getRestartStep();
simulator.setStartTime(timeMap.getStartTime(/*timeStepIdx=*/0));
simulator.setTime(timeMap.getTimePassedUntil(episodeIdx));
@ -2470,9 +2469,6 @@ private:
polymerMoleWeight_.resize(numElems, 0.0);
}
// this is a hack to preserve the initial fluid states
auto tmpInitialFs = initialFluidStates_;
for (size_t elemIdx = 0; elemIdx < numElems; ++elemIdx) {
auto& elemFluidState = initialFluidStates_[elemIdx];
elemFluidState.setPvtRegionIndex(pvtRegionIndex(elemIdx));
@ -2530,12 +2526,6 @@ private:
// using message passing.
this->model().syncOverlap();
// this is a hack to preserve the initial fluid states
initialFluidStates_ = tmpInitialFs;
// make sure that the stuff which needs to be done at the beginning of an episode
// is run.
this->beginEpisode();
eclWriter_->endRestart();
}
@ -2915,6 +2905,7 @@ private:
if (vanguard.deck().hasKeyword("BC")) {
nonTrivialBoundaryConditions_ = true;
size_t numCartDof = vanguard.cartesianSize();
unsigned numElems = vanguard.gridView().size(/*codim=*/0);
std::vector<int> cartesianToCompressedElemIdx(numCartDof);
@ -3035,6 +3026,12 @@ private:
}
}
}
// TODO: either the real initial solution needs to be computed or read from the restart file
const auto& eclState = simulator.vanguard().eclState();
const auto& initconfig = eclState.getInitConfig();
if (initconfig.restartRequested()) {
throw std::logic_error("restart is not compatible with using free boundary conditions");
}
} else {
throw std::logic_error("invalid type for BC. Use FREE or RATE");
}

29
opm/autodiff/SimulatorFullyImplicitBlackoilEbos.hpp
View File

@ -165,21 +165,6 @@ public:
double suggestedStepSize = -1.0;
if (isRestart()) {
// Set the start time of the simulation
const auto& schedule = ebosSimulator_.vanguard().schedule();
const auto& eclState = ebosSimulator_.vanguard().eclState();
const auto& timeMap = schedule.getTimeMap();
const auto& initconfig = eclState.getInitConfig();
int episodeIdx = initconfig.getRestartStep() - 1;
ebosSimulator_.setStartTime(timeMap.getStartTime(/*timeStepIdx=*/0));
ebosSimulator_.setTime(timeMap.getTimePassedUntil(episodeIdx));
ebosSimulator_.startNextEpisode(ebosSimulator_.startTime() + ebosSimulator_.time(),
timeMap.getTimeStepLength(episodeIdx));
ebosSimulator_.setEpisodeIndex(episodeIdx);
// This is a restart, determine the time step size from the restart data
if (restartValues->hasExtra("OPMEXTRA")) {
std::vector<double> opmextra = restartValues->getExtra("OPMEXTRA");
@ -201,6 +186,20 @@ public:
SimulatorReport stepReport;
if (isRestart()) {
// Set the start time of the simulation
const auto& schedule = ebosSimulator_.vanguard().schedule();
const auto& eclState = ebosSimulator_.vanguard().eclState();
const auto& timeMap = schedule.getTimeMap();
const auto& initconfig = eclState.getInitConfig();
int episodeIdx = initconfig.getRestartStep() - 1;
ebosSimulator_.setStartTime(timeMap.getStartTime(/*timeStepIdx=*/0));
ebosSimulator_.setTime(timeMap.getTimePassedUntil(episodeIdx));
ebosSimulator_.startNextEpisode(ebosSimulator_.startTime() + ebosSimulator_.time(),
timeMap.getTimeStepLength(episodeIdx));
ebosSimulator_.setEpisodeIndex(episodeIdx);
wellModel_().beginEpisode();
wellModel_().initFromRestartFile(*restartValues);
}