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Fluid & Heat Blog Posts

Tips and Tricks for Modeling Induction Furnaces

March 4, 2015

A guest blogger from SIMTEC gives an introduction to the principles of induction heating and shares insight into the modeling of induction furnaces.

Implementing a Thermostat with the Events Interface

February 19, 2015

Hot or cold? You can use the Events interface in COMSOL Multiphysics® to implement a basic on-off thermostat in your model for controlling a heat load. Get a demonstration of how to do so here.

Predicting Cavitation in Journal Bearings

January 30, 2015

When designing journal bearings for use in a rotating shaft, the effect of cavitation needs to be considered, because it can affect the performance of these components.

Dielectrophoretic Separation

January 23, 2015

Dielectrophoresis is a phenomenon in which an electric field is used to control the movement of electrically neutral particles. Learn about how to model this effect in both DC and AC fields.

Computing View Factors with the Heat Transfer Module

January 2, 2015

Interested in computing geometrical view factors in COMSOL®? There are operators for postprocessing that correspond to the operators used to generate surface-to-surface equations. Learn more.

Modeling Beam Neutralization with a Charge Exchange Cell

December 16, 2014

A charge exchange cell refers to an area of high-density gas that is placed in the path of an ion beam. You can model a charge exchange cell to analyze its neutralization efficiency.

Creating an App for Modeling Flow Control in a Pipe Network

December 2, 2014

Simulation apps can be used as dedicated tools for modeling the flow and pressure distribution inside a network of connected pipes. This would be useful in, for example, semiconductor processing.

How to Easily Connect 1D Pipes to 3D Flow Domains

November 27, 2014

You can easily connect 1D pipes to 3D flow domains for your pipe flow simulations using a feature in the Pipe Flow Module available as of COMSOL Multiphysics® version 5.0.


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