COMSOL Liquid & Gas Properties Module User's Guide

About this manual

This guide explains how to use the Liquid & Gas Properties Module in COMSOL Multiphysics to define and analyze properties of liquids and gases. It covers thermodynamic calculations, mixture properties, and coupling with other physics interfaces. The module includes a built-in material database and tools for generating material functions for use in fluid flow, heat transfer, and mass transfer models.

The guide also explains how to integrate the module with COMSOL’s core physics interfaces and how to access documentation and application libraries through the COMSOL Desktop.

What's inside

• Introduction
• The Scope of the Liquid & Gas Properties Module
• An Introduction to Using Physics Interfaces with the Liquid & Gas Properties Module
• The Liquids and Gases Material Database
• Where Do I Access the Documentation and Application Libraries?
• Using Thermodynamics
• Thermodynamic Models and Theory
• Species Property
• Mixture Property
• Equilibrium Calculation

Frequently asked questions

What is the Liquid & Gas Properties Module used for?

It provides functionality for specifying and analyzing properties of liquids and gases typically used in modeling fluid flow, energy transport, and mass transfer.

What types of properties can be computed with this module?

Properties that can be computed include heat capacity, thermal conductivity, density, and diffusivity.

How is the module accessed in the COMSOL environment?

All functionality is available in the Thermodynamics node added to the Global Definitions branch of the Model Builder window.

What interfaces can be used with this module?

Physics interfaces available under branches like Fluid Flow, Heat Transfer, and Chemical Species Transport can be used with this module.