346eb134bf
functions and doxygen documentation. Changed _updateStandardStateThermo() and _updateRefStateThermo() to virtual protected functions, which is a necessary condition for them to be useful.
380 lines
10 KiB
C++
380 lines
10 KiB
C++
/**
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*
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* @file VPStandardStateTP.cpp
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*/
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/*
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* Copywrite (2005) Sandia Corporation. Under the terms of
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* Contract DE-AC04-94AL85000 with Sandia Corporation, the
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* U.S. Government retains certain rights in this software.
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*/
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/*
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* $Author$
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* $Date$
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* $Revision$
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*/
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// turn off warnings under Windows
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#ifdef WIN32
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#pragma warning(disable:4786)
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#pragma warning(disable:4503)
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#endif
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#include "VPStandardStateTP.h"
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using namespace std;
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namespace Cantera {
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/*
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* Default constructor
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*/
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VPStandardStateTP::VPStandardStateTP() :
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ThermoPhase(),
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m_tlast(-1.0),
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m_plast(-1.0)
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{
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}
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/*
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* Copy Constructor:
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*
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* Note this stuff will not work until the underlying phase
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* has a working copy constructor.
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*
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* The copy constructor just calls the assignment operator
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* to do the heavy lifting.
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*/
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VPStandardStateTP::VPStandardStateTP(const VPStandardStateTP &b) :
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ThermoPhase(),
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m_tlast(-1.0),
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m_plast(-1.0)
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{
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*this = b;
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}
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/*
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* operator=()
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*
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* Note this stuff will not work until the underlying phase
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* has a working assignment operator
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*/
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VPStandardStateTP& VPStandardStateTP::
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operator=(const VPStandardStateTP &b) {
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if (&b != this) {
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/*
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* Mostly, this is a passthrough to the underlying
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* assignment operator for the ThermoPhae parent object.
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*/
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ThermoPhase::operator=(b);
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/*
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* However, we have to handle data that we own.
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*/
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m_tlast = b.m_tlast;
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m_plast = b.m_plast;
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m_h0_RT = b.m_h0_RT;
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m_cp0_R = b.m_cp0_R;
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m_g0_RT = b.m_g0_RT;
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m_s0_R = b.m_s0_R;
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m_V0 = b.m_V0;
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m_hss_RT = b.m_hss_RT;
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m_cpss_R = b.m_cpss_R;
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m_gss_RT = b.m_gss_RT;
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m_sss_R = b.m_sss_R;
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m_Vss = b.m_Vss;
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}
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return *this;
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}
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/*
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* ~VPStandardStateTP(): (virtual)
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*
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* This destructor does nothing. All of the owned objects
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* handle themselves.
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*/
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VPStandardStateTP::~VPStandardStateTP() {
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}
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/*
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* Duplication function.
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* This calls the copy constructor for this object.
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*/
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ThermoPhase* VPStandardStateTP::duplMyselfAsThermoPhase() {
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VPStandardStateTP* vptp = new VPStandardStateTP(*this);
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return (ThermoPhase *) vptp;
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}
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/*
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* ------------Molar Thermodynamic Properties -------------------------
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*/
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doublereal VPStandardStateTP::err(std::string msg) const {
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throw CanteraError("VPStandardStateTP","Base class method "
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+msg+" called. Equation of state type: "+int2str(eosType()));
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return 0;
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}
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/*
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* ---- Partial Molar Properties of the Solution -----------------
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*/
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/*
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* Get the array of non-dimensional species chemical potentials
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* These are partial molar Gibbs free energies.
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* \f$ \mu_k / \hat R T \f$.
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* Units: unitless
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*
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* We close the loop on this function, here, calling
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* getChemPotentials() and then dividing by RT.
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*/
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void VPStandardStateTP::getChemPotentials_RT(doublereal* muRT) const{
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getChemPotentials(muRT);
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doublereal invRT = 1.0 / _RT();
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for (int k = 0; k < m_kk; k++) {
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muRT[k] *= invRT;
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}
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}
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/*
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* ----- Thermodynamic Values for the Species Standard States States ----
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*/
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void VPStandardStateTP::getStandardChemPotentials(doublereal* g) const {
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getGibbs_RT(g);
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doublereal RT = _RT();
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for (int k = 0; k < m_kk; k++) {
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g[k] *= RT;
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}
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}
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void VPStandardStateTP::getEnthalpy_RT(doublereal* hrt) const {
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_updateStandardStateThermo();
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copy(m_hss_RT.begin(), m_hss_RT.end(), hrt);
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}
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void VPStandardStateTP::getEntropy_R(doublereal* srt) const {
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_updateStandardStateThermo();
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copy(m_sss_R.begin(), m_sss_R.end(), srt);
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}
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void VPStandardStateTP::getGibbs_RT(doublereal* grt) const {
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_updateStandardStateThermo();
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copy(m_gss_RT.begin(), m_gss_RT.end(), grt);
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}
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void VPStandardStateTP::getPureGibbs(doublereal* g) const {
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getGibbs_RT(g);
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doublereal RT = _RT();
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for (int k = 0; k < m_kk; k++) {
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g[k] *= RT;
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}
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}
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void VPStandardStateTP::getIntEnergy_RT(doublereal* urt) const {
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_updateStandardStateThermo();
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copy(m_hss_RT.begin(), m_hss_RT.end(), urt);
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doublereal RT = _RT();
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doublereal tmp = pressure() / RT;
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for (int k = 0; k < m_kk; k++) {
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urt[k] -= tmp * m_Vss[k];
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}
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}
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void VPStandardStateTP::getCp_R(doublereal* cpr) const {
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_updateStandardStateThermo();
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copy(m_cpss_R.begin(), m_cpss_R.end(), cpr);
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}
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void VPStandardStateTP::getStandardVolumes(doublereal *vol) const {
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_updateStandardStateThermo();
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copy(m_Vss.begin(), m_Vss.end(), vol);
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}
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/*
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* ----- Thermodynamic Values for the Species Reference States ----
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*/
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/*
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* Returns the vector of nondimensional enthalpies of the
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* reference state at the current temperature of the solution and
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* the reference pressure for the species.
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*/
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void VPStandardStateTP::getEnthalpy_RT_ref(doublereal *hrt) const {
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/*
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* Call the function that makes sure the local copy of the
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* species reference thermo functions are up to date for the
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* current temperature.
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*/
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_updateRefStateThermo();
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/*
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* Copy the enthalpy function into return vector.
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*/
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copy(m_h0_RT.begin(), m_h0_RT.end(), hrt);
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}
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/*
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* Returns the vector of nondimensional
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* enthalpies of the reference state at the current temperature
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* of the solution and the reference pressure for the species.
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*/
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void VPStandardStateTP::getGibbs_RT_ref(doublereal *grt) const {
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/*
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* Call the function that makes sure the local copy of
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* the species reference thermo functions are up to date
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* for the current temperature.
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*/
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_updateRefStateThermo();
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/*
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* Copy the gibbs function into return vector.
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*/
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copy(m_g0_RT.begin(), m_g0_RT.end(), grt);
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}
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/*
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* Returns the vector of the
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* gibbs function of the reference state at the current temperature
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* of the solution and the reference pressure for the species.
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* units = J/kmol
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*
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* This is filled in here so that derived classes don't have to
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* take care of it.
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*/
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void VPStandardStateTP::getGibbs_ref(doublereal *g) const {
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getGibbs_RT_ref(g);
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double RT = _RT();
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for (int k = 0; k < m_kk; k++) {
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g[k] *= RT;
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}
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}
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/*
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* Returns the vector of nondimensional
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* entropies of the reference state at the current temperature
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* of the solution and the reference pressure for the species.
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*/
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void VPStandardStateTP::getEntropy_R_ref(doublereal *er) const {
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/*
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* Call the function that makes sure the local copy of
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* the species reference thermo functions are up to date
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* for the current temperature.
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*/
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_updateRefStateThermo();
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/*
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* Copy the gibbs function into return vector.
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*/
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copy(m_s0_R.begin(), m_s0_R.end(), er);
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}
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/*
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* Returns the vector of nondimensional
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* constant pressure heat capacities of the reference state
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* at the current temperature of the solution
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* and reference pressure for the species.
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*/
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void VPStandardStateTP::getCp_R_ref(doublereal *cpr) const {
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/*
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* Call the function that makes sure the local copy of
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* the species reference thermo functions are up to date
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* for the current temperature.
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*/
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_updateRefStateThermo();
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/*
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* Copy the gibbs function into return vector.
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*/
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copy(m_cp0_R.begin(), m_cp0_R.end(), cpr);
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}
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/*
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* Perform initializations after all species have been
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* added.
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*/
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void VPStandardStateTP::initThermo() {
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initLengths();
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ThermoPhase::initThermo();
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}
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/*
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* Initialize the internal lengths.
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* (this is not a virtual function)
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*/
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void VPStandardStateTP::initLengths() {
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m_kk = nSpecies();
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int leng = m_kk;
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m_h0_RT.resize(leng);
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m_g0_RT.resize(leng);
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m_cp0_R.resize(leng);
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m_s0_R.resize(leng);
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m_V0.resize(leng);
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m_hss_RT.resize(leng);
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m_gss_RT.resize(leng);
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m_cpss_R.resize(leng);
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m_sss_R.resize(leng);
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m_Vss.resize(leng);
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}
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/*
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* Import and initialize a ThermoPhase object
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*
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* param phaseNode This object must be the phase node of a
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* complete XML tree
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* description of the phase, including all of the
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* species data. In other words while "phase" must
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* point to an XML phase object, it must have
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* sibling nodes "speciesData" that describe
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* the species in the phase.
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* param id ID of the phase. If nonnull, a check is done
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* to see if phaseNode is pointing to the phase
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* with the correct id.
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*
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* This routine initializes the lengths in the current object and
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* then calls the parent routine.
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*/
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void VPStandardStateTP::initThermoXML(XML_Node& phaseNode, std::string id) {
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VPStandardStateTP::initLengths();
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ThermoPhase::initThermoXML(phaseNode, id);
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}
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/*
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* void _updateRefStateThermo() (protected, virtual, const)
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*
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* This function gets called for every call to functions in this
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* class. It checks to see whether the temperature has changed and
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* thus the reference thermodynamics functions for all of the species
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* must be recalculated.
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* If the temperature has changed, the species thermo manager is called
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* to recalculate G, Cp, H, and S at the current temperature.
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*/
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void VPStandardStateTP::_updateRefStateThermo() const {
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doublereal tnow = temperature();
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if (m_tlast != tnow) {
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m_spthermo->update(tnow, DATA_PTR(m_cp0_R), DATA_PTR(m_h0_RT),
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DATA_PTR(m_s0_R));
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m_tlast = tnow;
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for (int k = 0; k < m_kk; k++) {
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m_g0_RT[k] = m_h0_RT[k] - m_s0_R[k];
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}
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}
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}
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/*
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* void _updateStandardStateThermo() (protected, virtual, const)
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*
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* This function gets called for every call to functions in this
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* class. It checks to see whether the temperature has changed and
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* thus the ss thermodynamics functions for all of the species
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* must be recalculated.
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*/
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void VPStandardStateTP::_updateStandardStateThermo() const {
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doublereal tnow = temperature();
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doublereal pnow = pressure();
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if (m_tlast != tnow || m_plast != pnow) {
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err("getStandardVolumes");
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m_tlast = tnow;
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m_plast = pnow;
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}
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}
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}
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