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Changed computation of polymer production. Added functionalities for compressible case.

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This commit is contained in:
Xavier Raynaud 2012-09-05 11:09:45 +02:00
parent 8e089dd80d
commit 7fb671ffbf
3 changed files with 124 additions and 6 deletions
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8
opm/polymer/SimulatorCompressiblePolymer.cpp
View File

@ -339,11 +339,11 @@ namespace Opm
&transport_src[0], stepsize, inflow_c,
state.saturation(), state.surfacevol(),
state.concentration(), state.maxconcentration());
// Computeinjectedproduced function does not take into account polymer.
Opm::computeInjectedProduced(props_,
Opm::computeInjectedProduced(props_, poly_props_,
state.pressure(), state.surfacevol(), state.saturation(),
transport_src, stepsize, injected, produced);
state.concentration(), state.maxconcentration(),
transport_src, stepsize, inflow_c, injected, produced,
polyinj, polyprod);
if (gravity_ != 0 && use_segregation_split_) {
tsolver_.solveGravity(columns_, stepsize,
state.saturation(), state.surfacevol(),

84
opm/polymer/polymerUtilities.cpp
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@ -92,7 +92,7 @@ namespace Opm
/// @brief Computes injected and produced volumes of all phases,
/// and injeced and produced polymer mass.
/// and injected and produced polymer mass.
/// Note 1: assumes that only the first phase is injected.
/// Note 2: assumes that transport has been done with an
/// implicit method, i.e. that the current state
@ -101,6 +101,7 @@ namespace Opm
/// @param[in] polyprops polymer properties
/// @param[in] s saturation values (for all P phases)
/// @param[in] c polymer concentration
/// @param[in] cmax polymer maximum concentration
/// @param[in] src if < 0: total outflow, if > 0: first phase inflow.
/// @param[in] dt timestep used
/// @param[in] inj_c injected concentration
@ -134,6 +135,7 @@ namespace Opm
const double* visc = props.viscosity();
std::vector<double> kr_cell(np);
double mob[2];
double mc;
for (int cell = 0; cell < num_cells; ++cell) {
if (src[cell] > 0.0) {
injected[0] += src[cell]*dt;
@ -148,11 +150,89 @@ namespace Opm
for (int p = 0; p < np; ++p) {
produced[p] += (mob[p]/totmob)*flux;
}
polyprod += (mob[0]/totmob)*flux*c[cell]; // TODO check this term.
polyprops.computeMc(c[cell], mc);
polyprod += (mob[0]/totmob)*flux*mc;
}
}
}
/// @brief Computes injected and produced volumes of all phases,
/// and injected and produced polymer mass - in the compressible case.
/// Note 1: assumes that only the first phase is injected.
/// Note 2: assumes that transport has been done with an
/// implicit method, i.e. that the current state
/// gives the mobilities used for the preceding timestep.
/// @param[in] props fluid and rock properties.
/// @param[in] polyprops polymer properties
/// @param[in] press pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all P phases)
/// @param[in] c polymer concentration
/// @param[in] cmax polymer maximum concentration
/// @param[in] src if < 0: total outflow, if > 0: first phase inflow.
/// @param[in] dt timestep used
/// @param[in] inj_c injected concentration
///
/// @param[out] injected must point to a valid array with P elements,
/// where P = s.size()/src.size().
/// @param[out] produced must also point to a valid array with P elements.
/// @param[out] polyinj injected mass of polymer
/// @param[out] polyprod produced mass of polymer
void computeInjectedProduced(const BlackoilPropertiesInterface& props,
const Opm::PolymerProperties& polyprops,
const std::vector<double>& press,
const std::vector<double>& z,
const std::vector<double>& s,
const std::vector<double>& c,
const std::vector<double>& cmax,
const std::vector<double>& src,
const double dt,
const double inj_c,
double* injected,
double* produced,
double& polyinj,
double& polyprod)
{
const int num_cells = src.size();
const int np = s.size()/src.size();
if (int(s.size()) != num_cells*np) {
THROW("Sizes of s and src vectors do not match.");
}
std::fill(injected, injected + np, 0.0);
std::fill(produced, produced + np, 0.0);
polyinj = 0.0;
polyprod = 0.0;
std::vector<double> visc(np);
std::vector<double> kr_cell(np);
std::vector<double> mob(np);
double mc;
for (int cell = 0; cell < num_cells; ++cell) {
if (src[cell] > 0.0) {
injected[0] += src[cell]*dt;
polyinj += src[cell]*dt*inj_c;
} else if (src[cell] < 0.0) {
const double flux = -src[cell]*dt;
const double* sat = &s[np*cell];
props.relperm(1, sat, &cell, &kr_cell[0], 0);
props.viscosity(1, &press[cell], &z[np*cell], &cell, &visc[0], 0);
polyprops.effectiveMobilities(c[cell], cmax[cell], &visc[0],
&kr_cell[0], &mob[0]);
double totmob = 0.0;
for (int p = 0; p < np; ++p) {
totmob += mob[p];
}
for (int p = 0; p < np; ++p) {
produced[p] += (mob[p]/totmob)*flux;
}
polyprops.computeMc(c[cell], mc);
polyprod += (mob[0]/totmob)*flux*mc;
}
}
}
/// @brief Computes total polymer mass over all grid cells.
/// @param[in] pv the pore volume by cell.

38
opm/polymer/polymerUtilities.hpp
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@ -97,6 +97,44 @@ namespace Opm
double& polyinj,
double& polyprod);
/// @brief Computes injected and produced volumes of all phases,
/// and injected and produced polymer mass - in the compressible case.
/// Note 1: assumes that only the first phase is injected.
/// Note 2: assumes that transport has been done with an
/// implicit method, i.e. that the current state
/// gives the mobilities used for the preceding timestep.
/// @param[in] props fluid and rock properties.
/// @param[in] polyprops polymer properties
/// @param[in] press pressure (one value per cell)
/// @param[in] z surface-volume values (for all P phases)
/// @param[in] s saturation values (for all P phases)
/// @param[in] c polymer concentration
/// @param[in] cmax polymer maximum concentration
/// @param[in] src if < 0: total outflow, if > 0: first phase inflow.
/// @param[in] dt timestep used
/// @param[in] inj_c injected concentration
///
/// @param[out] injected must point to a valid array with P elements,
/// where P = s.size()/src.size().
/// @param[out] produced must also point to a valid array with P elements.
/// @param[out] polyinj injected mass of polymer
/// @param[out] polyprod produced mass of polymer
void computeInjectedProduced(const BlackoilPropertiesInterface& props,
const Opm::PolymerProperties& polyprops,
const std::vector<double>& press,
const std::vector<double>& z,
const std::vector<double>& s,
const std::vector<double>& c,
const std::vector<double>& cmax,
const std::vector<double>& src,
const double dt,
const double inj_c,
double* injected,
double* produced,
double& polyinj,
double& polyprod);
/// @brief Computes total (free) polymer mass over all grid cells.
/// @param[in] pv the pore volume by cell.
/// @param[in] s saturation values (for all P phases)