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4 Examples of Fuel Cell Modeling in COMSOL Multiphysics®
To evaluate the many different aspects of fuel cell design, you can use the Fuel Cell & Electrolyzer Module. Explore 4 examples here…
Modeling the Pulsed Laser Heating of Semitransparent Materials
Laser light is often used to rapidly heat materials within the semiconductor processing industry. Here, we explore this method with heat transfer simulation.
Shape Optimization in Electromagnetics: Part 2
See 2 examples of how shape optimization can benefit the design of microwave and millimeter wave applications. Part 2 of a 2-part series.
Intro to Modeling Transient Heating of Solids in COMSOL Multiphysics®
Transient heat transfer models are easy to set up and solve, but the interpretation of their results can lead to confusion. Here, we explore this scenario with a simple heat transfer model.
Shape Optimization in Electromagnetics: Part 1
Learn how shape optimization can be used to improve the designs of wave optics applications. Part 1 of 2.
Using the Expression Operator in COMSOL Multiphysics®
What’s the difference between an expression operator and an analytic function? Find out in this blog post and see an example of an expression operator in action.
Losses in Three-Phase Transmission Lines
Explore how to model the losses in three copper wires in a linear and an equilateral arrangement.
Mode Analysis for Electromagnetic Waveguides in COMSOL®
Get an introduction to mode analysis, which can be used to investigate mode characteristics in complex waveguide structures.
Investigating the Penrose Unilluminable Room with Ray Optics
Is the Penrose unilluminable room really unilluminable? We investigate this question using the Ray Optics and Wave Optics modules…
Analyzing Thermal Distribution in a Li-Ion Battery Pack
Deviating from optimal operating temperatures in a Li-ion battery pack can cause performance losses or even failure. Learn how to optimize the power design to control the temperature distribution.
How Large of a Model Can You Solve with COMSOL®?
Ever wonder how large of a model you can solve in COMSOL Multiphysics®? It depends on memory requirements, model size, and the dimension of your finite element problem.
Electromagnetic Scattering in 2D Axisymmetric Models
You can save computational time and memory by performing electromagnetic scattering in 2D axisymmetric models rather than 3D. Learn more here.
Simulating MEMS Accelerometers and Gyroscopes Used in Inertial Measurement Units
Many autonomous vehicles rely on IMUs for navigation. Here, we show how the MEMS Module can help you model the gyroscopes and accelerometers used in IMUs.
Computing and Using Partial Inductance with COMSOL®
COMSOL Multiphysics® version 6.0 brings new functionality for computing total and partial inductances and AC resistances. Get an overview here.
Introduction to Modeling Evaporative Cooling
From meteorology to food processing, evaporation has many industrial and scientific applications. Here, we give an introduction to modeling evaporation with the Heat Transfer Module.
Axisymmetric Solid Mechanics with a Twist
As of version 6.0, you can easily include circumferential displacements in 2D axisymmetric models using the Solid Mechanics interface. Check out one example here.
Modeling Emissivity in Radiative Heat Transfer
In Part 1 of a blog series on modeling radiative heat transfer, we discuss the concept of surface emissivity.
How to Compute the Projected Area of a CAD File in COMSOL®
Learn about three approaches to computing the projected area of a CAD file and when to use each one.
How Long Does It Take an Engineer to Turn on a Light Bulb?
Misconception about electricity: Electrons carry the energy in an electrical circuit. Today, we investigate this theory with simulation.
Modeling the Permeability of Composite Reinforcement Materials
Here, we go over how to model the permeability constant of an idealized composite reinforcement material.
Curve Fitting of Solution Data in COMSOL Multiphysics®
We discuss curve fitting of continuous solution data, the concept of orthogonality, and how to fit solution data to a set of orthogonal functions for a simple and convenient postprocessing operation.
Modeling Pitting Corrosion in COMSOL Multiphysics®
When the process of generalized corrosion is allowed to continue, the initialization of a pit may occur on the metal surface, which is also referred to as the Evans drop experiment.
Fine-Tuning an HVAC System Design with Simulation
Do you find your office too hot, too cold, or just right? Using simulation, HVAC system engineers can assess indoor climate conditions and ensure maximum comfort among a building’s occupants.
Voltage and Ground When Modeling Wave-Like EM Fields
We continue our discussion of voltage and ground by defining and interpreting these terms for sinusoidally time-varying electromagnetics models.
