Eulerian Two Phase Flow within a Convergent-Divergent Channel CFD Simulation

Explore the intricacies of multiphase fluid dynamics with this advanced ANSYS Fluent tutorial on Eulerian two-phase flow within a convergent-divergent channel. This comprehensive module offers an in-depth analysis of fluid-fluid interactions in a geometrically complex system, providing valuable insights into industrial processes involving multiple fluid phases in varying flow conditions.

Key aspects covered: • Applying the Eulerian multiphase model to simulate the interaction between two continuous fluid phases in a convergent-divergent channel • Utilizing a pre-configured convergent-divergent channel geometry in ANSYS Fluent, representative of real-world flow systems • Implementing appropriate boundary conditions for fluid inlets, outlets, and channel walls • Fine-tuning Eulerian model parameters to accurately capture phase coupling, momentum transfer, and interfacial forces • Analyzing the distribution and behavior of both fluid phases throughout the channel, particularly in the convergent and divergent sections • Investigating the effects of channel geometry, fluid properties, and flow conditions on phase interactions, flow patterns, and phase separation • Interpreting simulation results to understand phase distribution, velocity profiles, pressure drops, and potential flow regime transitions

This simulation provides hands-on experience in using the Eulerian approach for multiphase modeling in complex geometries. You’ll gain insights into simulating industrial processes such as two-phase flow in nozzles, diffusers, or heat exchangers where the interaction between immiscible fluids under varying flow conditions is crucial.

By completing this module, you’ll become proficient in using ANSYS Fluent’s Eulerian multiphase model to simulate and analyze complex two-phase flows in convergent-divergent channels. This knowledge is essential for engineers and researchers in chemical processing, oil and gas, power generation, and aerospace sectors, working on optimizing multiphase flow systems, improving phase separation processes, and enhancing heat transfer in two-phase systems.

Note: This tutorial focuses on steady-state simulation, providing a snapshot of the two-phase system at equilibrium conditions within the convergent-divergent channel. While transient effects are not explicitly modeled, the steady-state approach offers valuable insights into the overall flow patterns, phase distributions, and potential flow regime transitions in this geometrically complex system.