Blog Posts Tagged Technical Content
The Nonparaxial Gaussian Beam Formula for Simulating Wave Optics
Here’s your introduction to the nonparaxial gaussian beam formula, which is used for simulating wave optics problems in COMSOL Multiphysics®.
How to Perform a Nonlinear Distortion Analysis of a Loudspeaker Driver
For a thorough and complete analysis of a loudspeaker driver design, acoustics engineers need to perform nonlinear time-domain studies in addition to frequency-domain studies.
Your Guide to Meshing Techniques for Efficient CFD Modeling
Learn how to use a variety of meshing tools for your CFD analyses, including mapped mesh, unstructured quad mesh, triangular mesh, tetrahedral mesh, swept mesh, boundary layer mesh, and more.
How to Use the Cluster Sweep Node in COMSOL Multiphysics®
Keep your cluster admin happy by using the Cluster Sweep node in COMSOL Multiphysics® to optimize the parallelization of parametric computations on clusters.
How to Set Up a Mesh in COMSOL Multiphysics® for CFD Analyses
As a flow mechanics specialist preparing a mesh for CFD analysis, the geometry supplied by a CAD team is often exactly what you do not want. So, what do you do?
How to Create Animations Along the Azimuthal Direction for 3D Models
Here’s a useful postprocessing trick for presenting your 3D modeling results: combine slice plots along the azimuthal direction in order to generate a nontrivial animation.
Terminal Velocity, Drag Coefficients, and FIFA World Cup™ Predictions
Is it possible to predict the winners of the FIFA World Cup™? We forgo consulting a psychic and instead analyze the terminal velocity and drag coefficients of different balls with CFD simulation.
Modeling Free Surfaces in COMSOL Multiphysics® with Moving Mesh
You can model free liquid surfaces that do not undergo topology changes using moving mesh functionality in the COMSOL® software. Here’s a thorough guide on how to do so.