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How to Simulate Control Systems Using the PID Controller Add-In

January 9, 2020

A PID controller can be used in a variety of industries. This blog post demonstrates how a PID controller add-in can be easily incorporated in two simulation examples.

Optimizing Microspeaker Designs Using Simulation

January 7, 2020

From watches to laptops, microspeakers are found in devices we use everyday. In this blog post, learn how simulation can help optimize microspeakers and improve sound quality.

How to Customize Your Model Builder Workflow Using Add-Ins

January 3, 2020

By creating and using add-ins, as well as building your own add-in libraries or using the built-in library in COMSOL Multiphysics®, you can customize and streamline your Model Builder workflow.

What Is the Curl Element (and Why Is It Used)?

December 30, 2019

When solving some electromagnetics problems, the curl element (also called the edge element or vector element) can be used in the finite element method.

Analyzing the Sound Pressure Level of Headphones on Ears

December 19, 2019

Designing headphones presents a unique challenge: Unlike with loudspeakers, you can’t measure the sensitivity using a free-field setup due to the speaker’s closeness to the ear.

How to Simulate Impressed Current Cathodic Protection

December 18, 2019

2 common methods for protecting metal structures against galvanic corrosion are sacrificial anode cathodic protection (SACP) and impressed current cathodic protection (ICCP).

Modeling of NDT Methods Using COMSOL Multiphysics®

December 17, 2019

Active thermography, active ultrasonic, guided waves, acoustic emissions, and eddy current testing: 5 examples of how nondestructive testing (NDT) methods can benefit from multiphysics modeling.

Using Web Browser Translation Tools for COMSOL Documentation

December 12, 2019

COMSOL documentation includes a lot of helpful information. Most web browsers include an automatic translation tool that enables you to read the documentation in the language of your choice.

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