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AC/DC & Electromagnetics Blog Posts

Investigating Magnetic Field Exposure Near Transmission Lines

December 14, 2020

Electromagnetics simulation can be used to predict and investigate magnetic field exposure around power transmission lines and other electrical infrastructure.

5 W’s for 200 Years of Electromagnetism

December 11, 2020

Fun fact: Hans Christian Ørsted originally studied pharmacology and philosophy before he went on to discover the connection between electricity and magnetism.

Designing Inductors with a Simulation App at Bombardier Transportation

November 20, 2020

Every day, 500 million passengers in 200 cities and 60 countries ride a train featuring Bombardier Transportation products. See how apps help speed up the design process for a train component…

It’s a Bird, It’s a Plane, It’s…Gravity-Defying Spiders!

October 27, 2020

Spider ballooning, in which spiders float for miles, was originally observed by Charles Darwin in 1832. Since then, researchers from University of Bristol used simulation to study this effect.

How Does This Lip Gloss Appear to Defy Gravity?

September 10, 2020

We attempt to explain a mysterious, gravity-defying phenomenon involving a viral video, dielectric materials, electrostatics, and lip gloss.

Computational Electromagnetics Modeling: Which Module to Use?

July 28, 2020

If you work with a particular electromagnetic device or application area, you might be wondering which module in the COMSOL product suite is right for you. Keep reading for a comprehensive intro.

Video Lecture Series: Modeling Electromagnetic Coils in COMSOL®

July 16, 2020

Get an overview of our video lecture series on modeling coils using COMSOL Multiphysics and the AC/DC Module, from setting up a coil model to analyzing electromagnetic heating and more.

Using 3D Models to Investigate Inductive Effects in a Submarine Cable

July 9, 2020

It takes a modern desktop computer ~30 minutes to compute a 3D cable model with twisted magnetic armor. Consequently, 3D cable models are replacing empirical models in the power cable industry.

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