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Added functionality to compute porosity for compressible fluid.

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This commit is contained in:
Xavier Raynaud 2012-08-29 10:54:21 +02:00
parent 84c75c5045
commit 4d800cad3d
2 changed files with 30 additions and 0 deletions
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19
opm/core/utility/miscUtilities.cpp
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@ -70,6 +70,25 @@ namespace Opm
} }
} }
/// @brief Computes porosity of all cells in a grid, with rock compressibility effects.
/// @param[in] grid a grid
/// @param[in] porosity_standard array of grid.number_of_cells porosity values (at standard conditions)
/// @param[in] rock_comp rock compressibility properties
/// @param[in] pressure pressure by cell
/// @param[out] porosity porosity (at reservoir condition)
void computePorosity(const UnstructuredGrid& grid,
const double* porosity_standard,
const RockCompressibility& rock_comp,
const std::vector<double>& pressure,
std::vector<double>& porosity)
{
int num_cells = grid.number_of_cells;
porosity.resize(num_cells);
for (int i = 0; i < num_cells; ++i) {
porosity[i] = porosity_standard[i]*rock_comp.poroMult(pressure[i]);
}
}
/// @brief Computes total saturated volumes over all grid cells. /// @brief Computes total saturated volumes over all grid cells.
/// @param[in] pv the pore volume by cell. /// @param[in] pv the pore volume by cell.

11
opm/core/utility/miscUtilities.hpp
View File

@ -54,6 +54,17 @@ namespace Opm
const std::vector<double>& pressure, const std::vector<double>& pressure,
std::vector<double>& porevol); std::vector<double>& porevol);
/// @brief Computes porosity of all cells in a grid, with rock compressibility effects.
/// @param[in] grid a grid
/// @param[in] porosity_standard array of grid.number_of_cells porosity values (at standard conditions)
/// @param[in] rock_comp rock compressibility properties
/// @param[in] pressure pressure by cell
/// @param[out] porosity porosity (at reservoir condition)
void computePorosity(const UnstructuredGrid& grid,
const double* porosity_standard,
const RockCompressibility& rock_comp,
const std::vector<double>& pressure,
std::vector<double>& porosity);
/// @brief Computes total saturated volumes over all grid cells. /// @brief Computes total saturated volumes over all grid cells.
/// @param[in] pv the pore volume by cell. /// @param[in] pv the pore volume by cell.