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This commit is contained in:
Harry Moffat 2010-08-19 15:27:15 +00:00
parent 4ec5327086
commit fc7c88ab91
2 changed files with 39 additions and 17 deletions
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30
Cantera/src/transport/DustyGasTransport.cpp
View file

@ -42,8 +42,6 @@ namespace Cantera {
DustyGasTransport::DustyGasTransport(thermo_t* thermo) :
Transport(thermo),
m_nsp(0),
m_tmin(0.0),
m_tmax(1.0E300),
m_mw(0),
m_dk(0),
m_temp(-1.0),
@ -67,8 +65,6 @@ namespace Cantera {
DustyGasTransport::DustyGasTransport(const DustyGasTransport &right) :
Transport(),
m_nsp(0),
m_tmin(0.0),
m_tmax(1.0E300),
m_mw(0),
m_dk(0),
m_temp(-1.0),
@ -105,8 +101,6 @@ namespace Cantera {
Transport::operator=(right);
m_nsp = right.m_nsp;
m_tmin = right.m_tmin;
m_tmax = right.m_tmax;
m_mw = right.m_mw;
m_d = right.m_d;
m_x = right.m_x;
@ -183,8 +177,6 @@ namespace Cantera {
// constant mixture attributes
m_thermo = phase;
m_nsp = m_thermo->nSpecies();
m_tmin = m_thermo->minTemp();
m_tmax = m_thermo->maxTemp();
m_gastran = gastr;
// make a local copy of the molecular weights
@ -332,21 +324,31 @@ namespace Cantera {
"invert returned ierr = "+int2str(ierr));
}
}
//====================================================================================================================
//====================================================================================================================
// Return the Multicomponent diffusion coefficients. Units: [m^2/s].
/*
* Returns the array of multicomponent diffusion coefficients.
*
* @param ld The dimension of the inner loop of d (usually equal to m_nsp)
* @param d flat vector of diffusion coefficients, fortran ordering.
* d[ld*j+i] is the D_ij diffusion coefficient (the diffusion
* coefficient for species i due to species j).
*/
void DustyGasTransport::getMultiDiffCoeffs(const int ld, doublereal* const d) {
int i,j;
updateMultiDiffCoeffs();
for (i = 0; i < m_nsp; i++) {
for (j = 0; j < m_nsp; j++) {
for (j = 0; j < m_nsp; j++) {
d[ld*j + i] = m_multidiff(i,j);
}
}
}
//====================================================================================================================
/**
* Update temperature-dependent quantities.
*/
// Update temperature-dependent quantities within the object
/*
* The object keeps a value m_temp, which is the temperature at which quantities were last evaluated
* at. If the temperature is changed, update Booleans are set false, triggering recomputation.
*/
void DustyGasTransport::updateTransport_T()
{
if (m_temp == m_thermo->temperature()) return;

26
Cantera/src/transport/DustyGasTransport.h
View file

@ -77,6 +77,16 @@ namespace Cantera {
virtual void setParameters(const int type, const int k, const doublereal* const p);
//! Return the Multicomponent diffusion coefficients. Units: [m^2/s].
/*!
* Returns the array of multicomponent diffusion coefficients.
*
* @param ld The dimension of the inner loop of d (usually equal to m_nsp)
* @param d flat vector of diffusion coefficients, fortran ordering.
* d[ld*j+i] is the D_ij diffusion coefficient (the diffusion
* coefficient for species i due to species j).
*/
virtual void getMultiDiffCoeffs(const int ld, doublereal* const d);
//! Get the molar fluxes [kmol/m^2/s], given the thermodynamic
@ -168,6 +178,12 @@ namespace Cantera {
* at. If the temperature is changed, update Booleans are set false, triggering recomputation.
*/
void updateTransport_T();
//! Update concentration-dependent quantities within the object
/*!
* The object keeps a value m_temp, which is the temperature at which quantities were last evaluated
* at. If the temperature is changed, update Booleans are set false, triggering recomputation.
*/
void updateTransport_C();
void updateBinaryDiffCoeffs();
@ -176,12 +192,16 @@ namespace Cantera {
void eval_H_matrix();
// gas attributes
//! Number of species in the gas phase
int m_nsp;
doublereal m_tmin, m_tmax;
//! Local copy of the species molecular weights
/*!
* units kg /kmol
* length = m_nsp;
*/
vector_fp m_mw;
//! binary diffusion coefficients
DenseMatrix m_d;