Computational Fluid Dynamics (CFD) Blog Posts
Using the Algebraic Multigrid (AMG) Method for Large CFD Simulations
There’s an ideal method for solving large CFD simulations that involve complex geometries. It’s called the algebraic multigrid (AMG) method, and you can learn all about it here.
Using the Inflow Boundary Condition in Nonisothermal Flow Simulations
Nonisothermal flow is a multiphysics problem, as it combines CFD and heat transfer analysis. Learn how to implement the Inflow boundary condition when simulating these types of scenarios.
Comparing Static and Dynamic Wall Heat Exchangers with Simulation
We compare the performance and efficiency of static and dynamic compact wall heat exchanger designs using fluid-structure interaction.
Modeling the Flow of Ice in COMSOL Multiphysics®
The dynamics of glaciers are a complex (and “cool”) subject to study. One method is by using fluid flow simulation to analyze the flow of ice, from accumulation to ablation.
Simulating Natural Convection in Air with COMSOL Multiphysics®
From small electronic components to large buildings, natural convection is a transport phenomena found in engineering disciplines of all sizes. Here’s an example of natural convection in air.
Modeling a Sphere Falling on a Water Surface
Get the theory behind a quintessential CFD problem, the oscillating motion of a buoyant sphere, as well as step-by-step instructions for modeling it in COMSOL Multiphysics®.
How to Model Fluid-Structure Interaction in a Water Balloon
They’re not just for playing games in the backyard: Water balloons are also an example of fluid–structure interaction in a nonlinear elastic material. Learn how to model this effect…
Optimizing a Microlens Design for Optogenetics Applications
Optogenetics is a field of study that could shed light on neurology and memory. To design an optimized microlens for optogenetics uses, these researchers turned to multiphysics simulation.