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Fluid & Heat Blog Posts

Introduction to Computing Radiative Heat Exchange

February 10, 2022

Follow along as we continue our discussion on the foundations of radiative heat transfer modeling. (Part 3 of 3)

Modeling Incident Radiation in Radiative Heat Transfer

February 3, 2022

Get an introduction to modeling incident radiation on a surface with the Surface-to-Surface Radiation interface in the Heat Transfer Module. (Part 2 of 3)

Modeling Emissivity in Radiative Heat Transfer

January 27, 2022

In Part 1 of a blog series on modeling radiative heat transfer, we discuss the concept of surface emissivity.

How to Compute the Projected Area of a CAD File in COMSOL®

January 20, 2022

Learn about three approaches to computing the projected area of a CAD file and when to use each one.

Modeling the Permeability of Composite Reinforcement Materials

November 11, 2021

Here, we go over how to model the permeability constant of an idealized composite reinforcement material.

Why Do Golf Balls Have Dimples?

October 1, 2021

Why do golf balls have dimples? Can I model a golf ball with COMSOL Multiphysics? Can I use simulation to optimize my shot and make a par? Find answers to these questions and more…

Simulating the Pressure in an Ultrahigh Vacuum System

August 19, 2021

The ETpathfinder research facility in the Netherlands was built in anticipation of the proposed Einstein Telescope (ET), a third-generation observatory of gravitational waves.

Analyzing LED Bulb Designs with Heat Transfer Simulation

July 22, 2021

LED bulbs are billed as more energy efficient than traditional bulbs, but they are not 100% efficient in turning electricity into light, making thermal management a vital design consideration.