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AC/DC & Electromagnetics Blog Posts

Analyzing Electric Motor and Generator Designs with COMSOL®

February 16, 2021

Using electromagnetics simulation, you can investigate and optimize the magnetic field distribution, mechanical torque, and iron usage and losses in a permanent magnet motor or generator.

Computing Losses in a Three-Phase Power Transformer

February 4, 2021

Around the world, power transformers are used in power grids for efficient electric power transmission. EM simulation can be used to compute losses in these devices and optimize their designs.

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.


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