Fluid & Heat Blog Posts

What Is a Weak Constraint?
In COMSOL Multiphysics®, you often have the option to use a weak constraint. Get an in-depth introduction to this feature and why you may want to use it here.

5 Real-World Examples of Modeling and Simulation for Food Safety
Consumer confidence in food safety reached a record low in 2024, making it important for companies to guarantee the safety of their products. Find out how modeling and simulation can help.

A 3D Model Helps Scientists Predict Thermal Behavior of the Moon
A first-of-its-kind thermophysical model was built by researchers at the Physical Research Laboratory to better understand the Moon’s thermal behavior. Learn more here.

Modeling Non-Newtonian Flow in Porous Media
Learn how to use simulations to develop a homogenized approach for modeling non-Newtonian flow in porous structures.

Thermal Analysis of a Czochralski Crystal Growth Furnace
The Czochralski method is the most common approach for the preparation of monocrystalline silicon crystal ingots. Learn the history behind this method and how to model it here.

Modeling Drag Reduction Systems for Motorsports Using CFD
Explore how to build a simple model of a drag reduction system (DRS) flap similar to that of the ones found in race cars.

Modeling Absorption and Scattering of Collimated Light
Learn a method for simulating the absorption and scattering of collimated light, which has applications in laser heating of living tissue as well as materials processing.

How to Model Periodicity in Microfluidic Systems
By modeling periodicity in a microfluidic device with serpentine channels, you can determine the required channel length that will ensure good mixing of the chemical species.