Automatic Time Step and Order Selection in Time-Dependent Problems

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.

Read More

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?

Read More

Categories

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.

Read More

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.

Read More

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.

Read More

Ajit Bhuddi May 29, 2019

Modeling a large, complex system? You may want to simplify configurations in the model setup to better understand it, but how? Enter the Lumped Mechanical System interface in COMSOL Multiphysics.

Read More

Henrik Ekström May 16, 2019

Electrode balancing is an important consideration for battery cell engineers. Get an overview and mathematical framework of this phenomenon and learn how to analyze it in a lithium-ion battery.

Read More

Aline Tomasian May 10, 2019

Degeneracy in circular ports leads to uncertainty in the mode field orientation. Not so with the Circular Port Reference Axis feature, which lets you define field orientations on port boundaries.

Read More

Zlatko Solomenko May 8, 2019

Here’s your complete guide to the discrete ordinates method, quadrature sets, and how to model the interaction between radiation and a participating or absorbing medium.

Read More

Henrik Sönnerlind May 1, 2019

In this comprehensive blog post, we go over the theory behind numerical integration, Gaussian quadrature, Gauss points, weak contributions, and much more.

Read More

Mads Herring Jensen April 25, 2019

By combining several Port boundary conditions, you can easily compute the transmission and insertion loss in exhaust and muffler systems. See more benefits of this feature for acoustics modeling.

Read More


Categories


Tags

1 2 3 49