Active discussions in the forum
Air Density from CFD simulation
Hi! I am working on a CFD simulation in Comsol 5.5 and I would like to extract the air density value that Comsol is actually using during the simulation. I chose "Air" from the basic material library of Comsol as the main... Read more »
Posted by Eddy Ibarra 3 hours ago
How to set heat source which will trigger after node temp. reach threshold?
I want to simulate a case which each node will have some chemical reaction after its temp. meet threshold(e.g. 300 degC). The chemical reaction will release heat dependent on time(like half-sin wave in the first 30s, and drop to... Read more »
Posted by Mei Adam 5 hours ago
Adjusting 3D Mesh to have finer resolution in some areas
Hi, I am solving a problem in Comsol using the Structural Mechanics module and **need to know how to adjust the size of a 3D mesh on 1 domain to make it finer for some areas and coarser for others. I have a rectangular prism... Read more »
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COMSOL Blog
Editing and Repairing Imported Meshes in COMSOL Multiphysics®
Modifying an imported mesh can prove useful in certain scenarios. This blog post will discuss functionality for editing, repairing, and connecting imported surface... Read more »
Analyzing HIFU Propagation Through a Tissue Phantom
High-intensity focused ultrasound (HIFU) is a noninvasive procedure used for biomedical applications including surgery, cancer therapy, and shock wave lithotripsy. When... Read more »
Modeling Thermomechanical Fatigue in COMSOL Multiphysics®
Guest blogger Björn Fallqvist from Lightness by Design discusses different considerations and approaches for analyzing thermomechanical fatigue. In this blog post,... Read more »
Analyzing Electric Motor and Generator Designs with COMSOL®
In this blog post, we examine a 12-slot, 10-pole permanent magnet (PM) machine modeled in the COMSOL Multiphysics® software and AC/DC Module. The machine in this... Read more »
Happy Birthday, Claude-Louis Navier
The Navier–Stokes equations are familiar to any engineer modeling fluid flow, but during his lifetime, Claude-Louis Navier was best known as a bridge designer. As... Read more »