Latest Posts
Analyzing Vehicle Suspension with Multibody Dynamics Modeling
How much damage can a pothole do to a car? Automotive engineers can set up lumped mechanical systems in COMSOL Multiphysics® to analyze vehicle suspension technology.
Happy Birthday, Alessandro Volta
Alessandro Volta started out by studying how static electricity generates a physical response in frog legs. The unit of electric potential and electromotive force, the “volt”, is his namesake.
Optimizing the Interference Fit Between 2 Pipes with Structural Analyses
The interference fit between 2 pipes can’t be too tight or too loose. Like the porridge in the “Goldilocks and the Three Bears” story, it has to be just right.
How to Model Roller Bearings in COMSOL Multiphysics®
Roller bearings are one of the most commonly used industrial components, found in gearboxes, conveyors, motors, and rolling mills, among other devices. Learn how to model this part in COMSOL®.
Analyzing the Deformation of a Biomedical Stent with Simulation
By studying deformation in an arterial stent, biomedical engineers can account for unwanted effects like dogboning and foreshortening long before the device is ever implanted.
Modeling the Flow of Ice in COMSOL Multiphysics®
The dynamics of glaciers are a complex (and “cool”) subject to study. One method is by using fluid flow simulation to analyze the flow of ice, from accumulation to ablation.
Simulating Natural Convection in Air with COMSOL Multiphysics®
From small electronic components to large buildings, natural convection is a transport phenomena found in engineering disciplines of all sizes. Here’s an example of natural convection in air.
Happy Birthday, Robert Maillart
Balancing structural engineering and artistic capabilities, civil engineer Robert Maillart designed some of the world’s most impressive bridges, including the Salginatobel and Schwandbach.
Optimizing Thermophotovoltaic Designs with Heat Transfer Simulation
Thermophotovoltaic (TPV) systems, known for their flexible fuel choice options, immovable parts, and potential for efficient power generation, can be optimized with heat transfer modeling.
Analyzing the Viscous and Thermal Damping of a MEMS Micromirror
Micromirrors are efficient and inexpensive. Here, we go over 2 types of analyses for a MEMS micromirror design, frequency-domain and transient, using the COMSOL® software.
Modeling Adsorption at Surfaces in COMSOL Multiphysics®
What is adsorption? Learn the theory behind this chemical engineering phenomenon as well as how to model the process at surfaces in the COMSOL® software.
How to Model Moisture Flow in COMSOL Multiphysics®
Learn how to model moisture flow in COMSOL Multiphysics®, which you can apply to industrial examples such as building envelopes and food packaging.
Modeling Ferromagnetic Materials in COMSOL Multiphysics®
Get a comprehensive guide to modeling ferromagnetic materials in COMSOL Multiphysics®, including an introduction to the theory and a series of useful animations.
Applying and Interpreting Saint-Venant’s Principle
Saint-Venant’s principle is found in most structural engineering textbooks, but what is its exact meaning? We go over its history, definition, and relevance to mechanical analyses.
Analyzing a MEMS-Based Strain Gauge Design with Simulation
MEMS-based strain gauges are helpful in both civil engineering and biomedicine. Read about a team of researchers who used the MEMS Module to analyze strain gauge designs.
Predicting Solute Transport in Groundwater Using Simulation
In order for groundwater to be useful for irrigation and drinking, we need to understand how its various solutes move through the water. The Subsurface Flow Module includes features for this.
Model Deforming Objects with the Arbitrary Lagrangian-Eulerian Method
The combined efforts of Leonhard Euler and Joseph-Louis Lagrange inspired the arbitrary Lagrangian-Eulerian (ALE) method, which we can use to model deforming objects.
Studying the Safety of Tattoos with Mass Spectrometry and X-Rays
When you get a tattoo, what happens to the ink once it enters your skin? In an attempt to answer these questions, researchers turned to mass spectrometry and X-ray fluorescence.
Analyzing the Mechanical Behavior of Cells for Biological Applications
Finite element modeling can be used to analyze the mechanical behavior of biological cells. Guest blogger Björn Fallqvist of Lightness by Design sheds light on this bioengineering topic.
Analyzing White Pupil Échelle Spectrographs via Ray Tracing Simulation
Astronomers use échelle spectrographs to detect far-away planets. To design a white pupil échelle spectrograph with optimized sensitivity, engineers can turn to ray tracing software.
How to Use the Beam Envelope Method for Wave Optics Simulations
In order to simulate optically large optical systems, you need to solve for Maxwell’s equations, which requires a fine mesh and a lot of computational energy. Enter the beam envelope method.
Evaluating the Performance of a Steam Reformer with Simulation
To design a steam reformer for hydrogen production, you need to couple mass, energy, and flow equations. The Chemical Reaction Engineering Module can account for this true multiphysics problem.
Modeling a Sphere Falling on a Water Surface
Get the theory behind a quintessential CFD problem, the oscillating motion of a buoyant sphere, as well as step-by-step instructions for modeling it in COMSOL Multiphysics®.
A Simulation Color Table for Engineers with Color Vision Deficiency
Simulation results often use color to present data and emphasize certain takeaways, but what about engineers with color vision deficiency? Cividis is a color table designed specially for this.