How to Automate Meshing in Frequency Bands for Acoustic Simulations

James Gaffney June 26, 2019

There is a large frequency range involved in acoustics phenomena, which means that modeling acoustics problems requires meshing a large wavelength range. COMSOL® offers an efficient way to do so.

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Prashant Srivastava June 25, 2019

You can use structural analysis to compare the angular velocity, axial displacement, and bearing reaction moment on the shaft for rotating machinery with aligned and misaligned bearings.

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Jan-Philipp Weiss June 20, 2019

Here’s an intro to the time-dependent solver log in COMSOL Multiphysics® and an in-depth look at the theory behind discrete time-stepping schemes and optimal time steps and discretization orders.

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Walter Frei June 19, 2019

Magnetohydrodynamic models call for fluid dynamics and electromagnetics couplings. To do so, you can set up bidirectional couplings between all physics equations or building a simplified model.

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Mark Robins June 17, 2019

Simulation is inherently a representation of reality. In court, lawyers establish what did or did not happen in reality and why. So what happens when simulation software is used in a legal case?

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Brianne Christopher June 14, 2019

We’re raising a glass in celebration: Tech Briefs magazine presented COMSOL with a 2018 Readers’ Choice Product of the Year award for COMSOL Multiphysics® version 5.4 and COMSOL Compiler™.

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Bridget Paulus June 13, 2019

Maxwell’s equations, which describe how electric and magnetic fields behave and interact, revolutionized electromagnetics. Did you know that James Clerk Maxwell also took the first color photo?

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Jinlan Huang June 12, 2019

To model an ASI problem, you need to account for the behavior of elastic waves in solids, pressure waves in fluids, and their interaction. The COMSOL® software includes interfaces for doing so.

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Thomas Forrister June 11, 2019

PID controllers involve three components that must work together simultaneously, and it can be challenging to get each of them just right. That’s where process control simulation comes in.

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Henrik Sönnerlind June 5, 2019

Read this blog post for a detailed look at damped mechanical systems, a guide to setting up frequency-response analyses in COMSOL®, and a discussion of how to interpret your results.

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Friedrich Maier June 4, 2019

Any model can benefit from a proper parameter list. Learn how to control and use model parameters more efficiently with features such as parameter nodes and forms.

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