MobilityKernel.hpp

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/*
 * ------------------------------------------------------------------------------------------------------------
 * SPDX-License-Identifier: LGPL-2.1-only
 *
 * Copyright (c) 2016-2024 Lawrence Livermore National Security LLC
 * Copyright (c) 2018-2024 TotalEnergies
 * Copyright (c) 2018-2024 The Board of Trustees of the Leland Stanford Junior University
 * Copyright (c) 2023-2024 Chevron
 * Copyright (c) 2019-     GEOS/GEOSX Contributors
 * All rights reserved
 *
 * See top level LICENSE, COPYRIGHT, CONTRIBUTORS, NOTICE, and ACKNOWLEDGEMENTS files for details.
 * ------------------------------------------------------------------------------------------------------------
 */
 
#ifndef GEOS_PHYSICSSOLVERS_FLUIDFLOW_SINGLEPHASE_MOBILITYKERNEL_HPP
#define GEOS_PHYSICSSOLVERS_FLUIDFLOW_SINGLEPHASE_MOBILITYKERNEL_HPP
 
#include "common/DataTypes.hpp"
#include "common/GEOS_RAJA_Interface.hpp"
 
namespace geos
{
 
namespace singlePhaseBaseKernels
{
 
/******************************** MobilityKernel ********************************/
 
struct MobilityKernel
{
  // Isothermal version
  GEOS_HOST_DEVICE
  inline
  static void
  compute( real64 const & dens,
           real64 const & dDens_dPres,
           real64 const & visc,
           real64 const & dVisc_dPres,
           real64 & mob,
           real64 & dMob_dPres )
  {
    mob = dens / visc;
    dMob_dPres = dDens_dPres / visc - mob / visc * dVisc_dPres;
  }
 
// Thermal version
  GEOS_HOST_DEVICE
  inline
  static void
  compute( real64 const & dens,
           real64 const & dDens_dPres,
           real64 const & dDens_dTemp,
           real64 const & visc,
           real64 const & dVisc_dPres,
           real64 const & dVisc_dTemp,
           real64 & mob,
           real64 & dMob_dPres,
           real64 & dMob_dTemp )
  {
    mob = dens / visc;
    dMob_dPres = dDens_dPres / visc - mob / visc * dVisc_dPres;
    dMob_dTemp = dDens_dTemp / visc - mob / visc * dVisc_dTemp;
  }
 
// Value-only (no derivatives) version
  GEOS_HOST_DEVICE
  inline
  static void
  compute( real64 const & dens,
           real64 const & visc,
           real64 & mob )
  {
    mob = dens / visc;
  }
 
  // Isothermal version
  template< typename POLICY >
  static void launch( localIndex const size,
                      arrayView2d< real64 const > const & dens,
                      arrayView2d< real64 const > const & dDens_dPres,
                      arrayView2d< real64 const > const & visc,
                      arrayView2d< real64 const > const & dVisc_dPres,
                      arrayView1d< real64 > const & mob,
                      arrayView1d< real64 > const & dMob_dPres )
  {
    forAll< POLICY >( size, [=] GEOS_HOST_DEVICE ( localIndex const a )
    {
      compute( dens[a][0],
               dDens_dPres[a][0],
               visc[a][0],
               dVisc_dPres[a][0],
               mob[a],
               dMob_dPres[a] );
    } );
  }
 
  // Thermal version
  template< typename POLICY >
  static void launch( localIndex const size,
                      arrayView2d< real64 const > const & dens,
                      arrayView2d< real64 const > const & dDens_dPres,
                      arrayView2d< real64 const > const & dDens_dTemp,
                      arrayView2d< real64 const > const & visc,
                      arrayView2d< real64 const > const & dVisc_dPres,
                      arrayView2d< real64 const > const & dVisc_dTemp,
                      arrayView1d< real64 > const & mob,
                      arrayView1d< real64 > const & dMob_dPres,
                      arrayView1d< real64 > const & dMob_dTemp )
  {
    forAll< POLICY >( size, [=] GEOS_HOST_DEVICE ( localIndex const a )
    {
      compute( dens[a][0],
               dDens_dPres[a][0],
               dDens_dTemp[a][0],
               visc[a][0],
               dVisc_dPres[a][0],
               dVisc_dTemp[a][0],
               mob[a],
               dMob_dPres[a],
               dMob_dTemp[a] );
    } );
  }
 
// Value-only (no derivatives) version
  template< typename POLICY >
  static void launch( localIndex const size,
                      arrayView2d< real64 const > const & dens,
                      arrayView2d< real64 const > const & visc,
                      arrayView1d< real64 > const & mob )
  {
    forAll< POLICY >( size, [=] GEOS_HOST_DEVICE ( localIndex const a )
    {
      compute( dens[a][0],
               visc[a][0],
               mob[a] );
    } );
  }
};
 
} // namespace singlePhaseBaseKernels
 
} // namespace geos
 
#endif //GEOS_PHYSICSSOLVERS_FLUIDFLOW_SINGLEPHASE_MOBILITYKERNEL_HPP