RGibbs models single-phase chemical equilibrium, or simultaneous phase and
chemical equilibria. You must specify the reactor temperature and pressure, or
pressure and enthalpy. RGibbs minimizes Gibbs free energy, subject to atom
balance constraints. This model does not require reaction stoichiometry. RGibbs
can determine phase equilibrium without chemical reaction, particularly for
multiple liquid phases. Any number of liquid phases are allowed.
You can model solids in RGibbs either as single condensed species and/or as solid
solution phases.
You can also assign components to be in particular phases in equilibrium. You
can use different property models for each liquid or solid solution phase. This
capability makes RGibbs particularly useful for:
• Pyrometallurgical applications
• Modeling ceramics and alloys