Blog Posts Tagged Technical Content
Electrode Balancing of a Lithium-Ion Battery with COMSOL®
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.
How to Use Circular Ports in the RF Module
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.
Heat Transfer with Radiation in Participating Media and the Discrete Ordinates Method
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.
Introduction to Numerical Integration and Gauss Points
In this comprehensive blog post, we go over the theory behind numerical integration, Gaussian quadrature, Gauss points, weak contributions, and much more.
Using the Port Boundary Condition in Acoustic Waveguide Models
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.
How to Numerically Simplify Your Periodic RF Models
Looking for an easier way to model periodic RF structures, such as frequency selective surfaces, electromagnetic band gap structures, reactive and high impedance surfaces, and metamaterials?
Your Guide to the Physics Interfaces and Studies in the RF Module
The RF Module includes 4 physics interfaces and studies that you can use to analyze electromagnetic wave propagation and resonance behavior in your RF analyses.
Calculating the Heat Transfer Coefficient for Flat and Corrugated Plates
What is the heat transfer coefficient, and how do you calculate it? This blog post includes a theoretical background and demonstration of 2 examples in COMSOL Multiphysics®.