General Blog Posts
Keeping Track of Element Order in Multiphysics Models
Whenever you are building a finite element model in COMSOL Multiphysics®, it is important that you are aware of the element order that is being used. We demonstrate how to do so here.
Efficiently Study Noise Distribution in a House with an App
Simulation apps can be used by those with little knowledge of simulation to run their own acoustics analyses. Learn about one example, the One-Family House Acoustics Analyzer, here.
Turning Models into Apps: New Book Serves as a Useful Guide
Guest blogger and author Mehrzad Tabatabaian discusses how to turn COMSOL Multiphysics® models into simulation apps, a point of focus in his book COMSOL5 for Engineers.
Using Annotation Plots in Your 2D and 3D Plot Groups
You can label the plots of your simulation results with names, comments, and values of quantities evaluated at specified locations. How? By adding annotation plots!
Analyze the Spread of Epidemic Diseases with Simulation
Did you know that public health officials use mathematical modeling techniques to study the flu and other infectious diseases to predict their spread and make informed decisions?
Designing Apps to Thermally Characterize Electronic Devices
A guest blogger from BE CAE & Test, a COMSOL Certified Consultant, discusses creating simulation apps to perform thermal analyses of electronic devices.
Optimize NACA Airfoil Designs with a Simulation App
You can design a simulation app to accurately compute lift and drag forces and optimize any airfoil following the NACA naming convention. Learn more and see an example demo app.
Analyze Thin Structures Using Up and Down Operators
Modeling complex geometries with thin structures can be very costly in terms of computational effort. Up and down operators are a way to efficiently and accurately compute these models.
Model Magnetic Materials in the Frequency Domain with an App
Easily convert B-H or H-B curves into effective B-H or H-B curves using the Effective Nonlinear Magnetic Curves Calculator simulation app.
Using the Application Builder to Create a Koch Snowflake
The Koch snowflake is a well-known fractal, notable due to its simple, iterative construction process. Learn how to easily build this shape with the Application Builder in COMSOL Multiphysics®.
App: Ensuring the Efficiency of an Absorptive Muffler Design
We discuss a simulation app that lets engineers easily modify the dimensions of an absorptive muffler design, its ambient working conditions, and the material properties of the porous liner.
Designing New Structures with Shape Optimization
Get a comprehensive background on using shape optimization to design new structures, with the example of a classical beam thickness problem.
Changing the Dimensions of a Model Using Shape Optimization
If your model has a single objective function to be improved, a set of geometric parameters to be changed, and a set of constraints, you can find the optimal structure without any remeshing.
TNO Advances Virtual Material Design in 3D Printing
Researchers at the Netherlands Organization for Applied Scientific Research (TNO) are investigating how 3D printing can be applied to material design. Get the full story.
Testing the Safety of Reinforced Concrete Beams with an App
The Parameterized Concrete Beam demo app is based on a model of a reinforced concrete beam. It can be used to easily compute the beam’s deflection and axial stress over a range of parameters.
COMSOL Server™ Version 5.2 Supports Faster, Focused Apps
As of version 5.2 of the COMSOL® software, there are major improvements to COMSOL Server™: launch apps much faster and configure the browser to run only one dedicated app.
Parade Technologies Improves Workflow Efficiency with Apps
Researchers at Parade Technologies create simulation apps and distribute them to colleagues — saving time and more effectively communicating with their customers as a result.
Use Editor Tools to Simplify Your App-Building Process
Get a demonstration of how to create an app using a simple simulation example, as well as how to perform common user interface creation tasks more easily in the Application Builder.
AltaSim Designs and Deploys Apps to Spread Simulation Power
At the COMSOL Conference 2015 Boston, Jeff Crompton from AltaSim Technologies spoke about building, sharing, and deploying simulation apps — and what this means for the future of simulation.
Exploiting Periodicity in Models with High Péclet Numbers
In the study of chemical species transport, a high Péclet number means the ratio of advection to diffusion is very high. Learn how to exploit periodicity when modeling this type of problem.
Why Wolfspeed Builds Apps with COMSOL Multiphysics
Engineers at Wolfspeed used the Application Builder in COMSOL Multiphysics® to optimize their development of wide bandgap semiconductors for silicon chips.
How to Solve for the Brachistochrone Curve Between Points
See how to use built-in mathematical expressions, the Optimization Module, and COMSOL Multiphysics® to solve for the brachistochrone curve.
Part 2: Mapping Variables with General Extrusion Operators
Learn how to use the General Extrusion operators, which are designed to handle nonlinear mappings and the mapping of variables between geometric entities of different dimensions. Part 2 of 2.
Accessing Nonlocal Variables with Linear Extrusion Operators
In some modeling scenarios, you may need to transfer variables from one region of a computational domain (the source) to another (the destination). This can be done with an extrusion operator.
