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Improve docs and give more info on error.

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This commit is contained in:
Atgeirr Flø Rasmussen 2012-10-09 09:54:54 +02:00
parent 36721602b2
commit 76259dcd0f
4 changed files with 47 additions and 11 deletions
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6
opm/core/transport/reorder/TransportModelTracerTof.cpp
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@ -38,10 +38,12 @@ namespace Opm
/// Solve for time-of-flight at next timestep.
/// Solve for time-of-flight.
/// \param[in] darcyflux Array of signed face fluxes.
/// \param[in] porevolume Array of pore volumes.
/// \param[in] source Transport source term.
/// \param[in] source Source term. Sign convention is:
/// (+) inflow flux,
/// (-) outflow flux.
/// \param[out] tof Array of time-of-flight values.
void TransportModelTracerTof::solveTof(const double* darcyflux,
const double* porevolume,

14
opm/core/transport/reorder/TransportModelTracerTof.hpp
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@ -31,7 +31,13 @@ namespace Opm
class IncompPropertiesInterface;
/// Implements a reordering transport solver for incompressible two-phase flow.
/// Implements a first-order finite volume solver for
/// (single-phase) time-of-flight using reordering.
/// The equation solved is:
/// v \cdot \grad\tau = \phi
/// where v is the fluid velocity, \tau is time-of-flight and
/// \phi is the porosity. This is a boundary value problem, where
/// \tau is specified to be zero on all inflow boundaries.
class TransportModelTracerTof : public TransportModelInterface
{
public:
@ -39,10 +45,12 @@ namespace Opm
/// \param[in] grid A 2d or 3d grid.
TransportModelTracerTof(const UnstructuredGrid& grid);
/// Solve for time-of-flight at next timestep.
/// Solve for time-of-flight.
/// \param[in] darcyflux Array of signed face fluxes.
/// \param[in] porevolume Array of pore volumes.
/// \param[in] source Transport source term.
/// \param[in] source Source term. Sign convention is:
/// (+) inflow flux,
/// (-) outflow flux.
/// \param[out] tof Array of time-of-flight values.
void solveTof(const double* darcyflux,
const double* porevolume,

21
opm/core/transport/reorder/TransportModelTracerTofDiscGal.cpp
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@ -446,10 +446,12 @@ namespace Opm
/// Solve for time-of-flight at next timestep.
/// Solve for time-of-flight.
/// \param[in] darcyflux Array of signed face fluxes.
/// \param[in] porevolume Array of pore volumes.
/// \param[in] source Transport source term.
/// \param[in] source Source term. Sign convention is:
/// (+) inflow flux,
/// (-) outflow flux.
/// \param[in] degree Polynomial degree of DG basis functions used.
/// \param[out] tof_coeff Array of time-of-flight solution coefficients.
/// The values are ordered by cell, meaning that
@ -633,7 +635,20 @@ namespace Opm
MAT_SIZE_T info = 0;
dgesv_(&n, &nrhs, &jac_[0], &lda, &piv[0], &rhs_[0], &ldb, &info);
if (info != 0) {
THROW("Lapack error: " << info);
// Print the local matrix and rhs.
std::cerr << "Failed solving single-cell system Ax = b in cell " << cell
<< " with A = \n";
for (int row = 0; row < n; ++row) {
for (int col = 0; col < n; ++col) {
std::cerr << " " << jac_[row + n*col];
}
std::cerr << '\n';
}
std::cerr << "and b = \n";
for (int row = 0; row < n; ++row) {
std::cerr << " " << rhs_[row] << '\n';
}
THROW("Lapack error: " << info << " encountered in cell " << cell);
}
// The solution ends up in rhs_, so we must copy it.
std::copy(rhs_.begin(), rhs_.end(), tof_coeff_ + num_basis*cell);

17
opm/core/transport/reorder/TransportModelTracerTofDiscGal.hpp
View File

@ -31,7 +31,15 @@ namespace Opm
class IncompPropertiesInterface;
/// Implements a reordering transport solver for incompressible two-phase flow.
/// Implements a discontinuous Galerkin solver for
/// (single-phase) time-of-flight using reordering.
/// The equation solved is:
/// v \cdot \grad\tau = \phi
/// where v is the fluid velocity, \tau is time-of-flight and
/// \phi is the porosity. This is a boundary value problem, where
/// \tau is specified to be zero on all inflow boundaries.
/// The user may specify the polynomial degree of the basis function space
/// used, but only degrees 0 and 1 are supported so far.
class TransportModelTracerTofDiscGal : public TransportModelInterface
{
public:
@ -39,10 +47,13 @@ namespace Opm
/// \param[in] grid A 2d or 3d grid.
TransportModelTracerTofDiscGal(const UnstructuredGrid& grid);
/// Solve for time-of-flight at next timestep.
/// Solve for time-of-flight.
/// \param[in] darcyflux Array of signed face fluxes.
/// \param[in] porevolume Array of pore volumes.
/// \param[in] source Transport source term.
/// \param[in] source Source term. Sign convention is:
/// (+) inflow flux,
/// (-) outflow flux.
/// \param[in] degree Polynomial degree of DG basis functions used.
/// \param[out] tof_coeff Array of time-of-flight solution coefficients.
/// The values are ordered by cell, meaning that