ANALYSIS TYPE / 01

Unraveling Flow Mysteries of Fluid Mixtures

Driving Innovation: Computational Fluid Dynamics for Your Simulation Needs

Ansys FluentAnsys CFXAnsys Rocky

Overview

Multi Phase & Multi Species

Multi-phase refers to simulations involving multiple phases of matter to account for interactions between liquids, solids, and gases for accurate simulations of industrial applications such as liquid-gas, solid-liquid, or free surface flows. Multi-species simulations involve modeling multiple chemical species or components within a fluid mixture. Ansys CFD provides various phase interaction models including Volume of Fluid (VOF), Eulerian-Eulerian, and Eulerian-Lagrangian. For multi-species simulations, species transport models and mixture fraction models describe how species transport, mix, and exchange mass, momentum, and energy within the fluid domain.

Industries Served

AutomotiveConstructionDefenseEnergyHealthcareIndustrial EquipmentMaterials & Chemical ProcessingMedical DevicesMobilityNuclear & EnergyRailSportsTransportation

Deliverables

Phase Distribution ContoursSpecies Concentration MapsInterface Tracking AnimationsMass Transfer Reports

Key Aspects

What Multi Phase & Multi Species Involves

01

Volume of Fluid (VOF)

Tracking the free surface between immiscible fluids — modelling sloshing, filling, and stratified flows with sharp interface resolution.

02

Eulerian-Lagrangian Modelling

Tracking discrete particle, droplet, or bubble trajectories within a continuous fluid carrier phase — used for spray, combustion, and mineral processing applications.

03

Species Transport

Solving transport equations for each species to capture mixing, diffusion, and chemical reactions — essential for combustion, heat exchanger, and chemical reactor analysis.

04

Phase Interaction Models

Modelling mass, momentum, and heat transfer across phase interfaces — capturing condensation, evaporation, and phase change phenomena accurately.

Start Your Multi Phase & Multi Species Project

Connect with our CFD engineering team to discuss the right approach for your application.

Contact Us Today