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Change minimum timestep size to 1e-12

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the unit is days for field and metric and hours for lab
the purpose is to shut down "dead" simulations
This commit is contained in:
Tor Harald Sandve 2021-03-18 09:23:48 +01:00
parent 8adea8c68a
commit 1582d92d06
1 changed files with 5 additions and 16 deletions
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21
opm/simulators/timestepping/AdaptiveTimeSteppingEbos.hpp
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@ -136,7 +136,7 @@ struct SolverMaxTimeStepInDays<TypeTag, TTag::FlowTimeSteppingParameters> {
template<class TypeTag>
struct SolverMinTimeStep<TypeTag, TTag::FlowTimeSteppingParameters> {
using type = GetPropType<TypeTag, Scalar>;
static constexpr type value = 0.0;
static constexpr type value = 1.0e-12;
};
template<class TypeTag>
struct SolverMaxRestarts<TypeTag, TTag::FlowTimeSteppingParameters> {
@ -260,7 +260,7 @@ namespace Opm {
, growthFactor_(EWOMS_GET_PARAM(TypeTag, double, SolverGrowthFactor)) // 2.0
, maxGrowth_(EWOMS_GET_PARAM(TypeTag, double, SolverMaxGrowth)) // 3.0
, maxTimeStep_(EWOMS_GET_PARAM(TypeTag, double, SolverMaxTimeStepInDays)*24*60*60) // 365.25
, minTimeStep_(EWOMS_GET_PARAM(TypeTag, double, SolverMinTimeStep)) // 0.0
, minTimeStep_(unitSystem.to_si(UnitSystem::measure::time, EWOMS_GET_PARAM(TypeTag, double, SolverMinTimeStep))) // 1e-12;
, solverRestartMax_(EWOMS_GET_PARAM(TypeTag, int, SolverMaxRestarts)) // 10
, solverVerbose_(EWOMS_GET_PARAM(TypeTag, int, SolverVerbosity) > 0 && terminalOutput) // 2
, timestepVerbose_(EWOMS_GET_PARAM(TypeTag, int, TimeStepVerbosity) > 0 && terminalOutput) // 2
@ -287,7 +287,7 @@ namespace Opm {
, growthFactor_(tuning.TFDIFF)
, maxGrowth_(tuning.TSFMAX)
, maxTimeStep_(tuning.TSMAXZ) // 365.25
, minTimeStep_(EWOMS_GET_PARAM(TypeTag, double, SolverMinTimeStep)) // 0.0
, minTimeStep_(unitSystem.to_si(UnitSystem::measure::time, EWOMS_GET_PARAM(TypeTag, double, SolverMinTimeStep))) // 1e-12;
, solverRestartMax_(EWOMS_GET_PARAM(TypeTag, int, SolverMaxRestarts)) // 10
, solverVerbose_(EWOMS_GET_PARAM(TypeTag, int, SolverVerbosity) > 0 && terminalOutput) // 2
, timestepVerbose_(EWOMS_GET_PARAM(TypeTag, int, TimeStepVerbosity) > 0 && terminalOutput) // 2
@ -312,7 +312,7 @@ namespace Opm {
EWOMS_REGISTER_PARAM(TypeTag, double, SolverMaxTimeStepInDays,
"The maximum size of a time step in days");
EWOMS_REGISTER_PARAM(TypeTag, double, SolverMinTimeStep,
"The minimum size of a time step in seconds. If a step cannot converge without getting cut below this step size the simulator will stop");
"The minimum size of a time step in days for field and metric and hours for lab. If a step cannot converge without getting cut below this step size the simulator will stop");
EWOMS_REGISTER_PARAM(TypeTag, int, SolverMaxRestarts,
"The maximum number of breakdowns before a substep is given up and the simulator is terminated");
EWOMS_REGISTER_PARAM(TypeTag, int, SolverVerbosity,
@ -652,18 +652,7 @@ namespace Opm {
const double growthDampingFactor = EWOMS_GET_PARAM(TypeTag, double, TimeStepControlGrowthDampingFactor); // 3.2
const double nonDimensionalMinTimeStepIterations = EWOMS_GET_PARAM(TypeTag, double, MinTimeStepBasedOnNewtonIterations); // 0.0 by default
// the min time step can be reduced by the newton iteration numbers
double minTimeStepReducedByIterations;
switch (unitSystem.getType()) {
case UnitSystem::UnitType::UNIT_TYPE_FIELD:
case UnitSystem::UnitType::UNIT_TYPE_METRIC:
minTimeStepReducedByIterations = nonDimensionalMinTimeStepIterations * unit::day;
break;
case UnitSystem::UnitType::UNIT_TYPE_LAB:
minTimeStepReducedByIterations = nonDimensionalMinTimeStepIterations * unit::hour;
break;
default:
throw std::runtime_error("Unsupported unit type when creating time step control");
}
double minTimeStepReducedByIterations = unitSystem.to_si(UnitSystem::measure::time, nonDimensionalMinTimeStepIterations);
timeStepControl_ = TimeStepControlType(new PIDAndIterationCountTimeStepControl(iterations, decayDampingFactor,
growthDampingFactor, tol, minTimeStepReducedByIterations));
useNewtonIteration_ = true;