mirror of
https://github.com/PhasicFlow/phasicFlow.git
synced 2025-12-08 06:57:54 +00:00
76 lines
2.5 KiB
C++
76 lines
2.5 KiB
C++
/*------------------------------- phasicFlow ---------------------------------
|
|
O C enter of
|
|
O O E ngineering and
|
|
O O M ultiscale modeling of
|
|
OOOOOOO F luid flow
|
|
------------------------------------------------------------------------------
|
|
Copyright (C): www.cemf.ir
|
|
email: hamid.r.norouzi AT gmail.com
|
|
------------------------------------------------------------------------------
|
|
Licence:
|
|
This file is part of phasicFlow code. It is a free software for simulating
|
|
granular and multiphase flows. You can redistribute it and/or modify it under
|
|
the terms of GNU General Public License v3 or any other later versions.
|
|
|
|
phasicFlow is distributed to help others in their research in the field of
|
|
granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
|
|
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
|
|
-----------------------------------------------------------------------------*/
|
|
|
|
|
|
#include "globalDamping.hpp"
|
|
|
|
|
|
pFlow::globalDamping::globalDamping(const systemControl& control)
|
|
{}
|
|
/*:
|
|
timeControl_(control.settingsDict().subDict("globalDamping"), control.time().dt(), "damping")
|
|
{
|
|
const dictionary& dict = control.settingsDict().subDict("globalDamping");
|
|
|
|
dampingFactor_ = dict.getValOrSetMin<real>("dampingFactor", static_cast<real>(1.0));
|
|
|
|
dampingFactor_ = max( dampingFactor_ , static_cast<real>(0.01));
|
|
|
|
performDamping_ = !equal(dampingFactor_, static_cast<real>(1.0));
|
|
|
|
if( performDamping_ )
|
|
REPORT(2)<<"Global damping "<<Yellow_Text("is active")<<
|
|
" and damping factor is "<<dampingFactor_<<END_REPORT;
|
|
else
|
|
REPORT(2)<<"Global damping "<<Yellow_Text("is not active")<<"."<<END_REPORT;
|
|
|
|
}*/
|
|
|
|
|
|
/*void pFlow::globalDamping::applyDamping
|
|
(
|
|
const timeInfo& ti,
|
|
realx3PointField_D& velocity
|
|
)
|
|
{
|
|
if(!performDamping_) return;
|
|
if(!timeControl_.timeEvent(ti.iter(), ti.t(), ti.dt()) )return;
|
|
|
|
auto d_v = velocity.deviceView();
|
|
auto activeRng = velocity.activeRange();
|
|
auto dmpng = dampingFactor_;
|
|
|
|
Kokkos::parallel_for(
|
|
"globalDamping::applyDamping",
|
|
deviceRPolicyStatic(activeRng.start(), activeRng.end()),
|
|
LAMBDA_HD(uint32 i){
|
|
d_v[i] *= dmpng;
|
|
});
|
|
Kokkos::fence();
|
|
//REPORT(1)<<"Applied global damping "<<END_REPORT;
|
|
}*/
|
|
|
|
pFlow::real pFlow::globalDamping::dampingFactor(const timeInfo& ti)const
|
|
{
|
|
return 1;
|
|
/*if(!performDamping_) return 1.0;
|
|
if(!timeControl_.timeEvent(ti.iter(), ti.t(), ti.dt()) )return 1.0;
|
|
return dampingFactor_;*/
|
|
} |