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Structural Mechanics Blog Posts

Why Do Tennis Rackets Tumble? The Dzhanibekov Effect Explained…

September 1, 2020

If you toss a cellphone, tennis racket, wingnut, cereal box, or any object with 3 axes of rotation in the air, it will demonstrate this interesting and unusual effect…

How Do Bicycle Pedals Stay On?

August 27, 2020

Ever wonder why the left pedal of a bike has left-handed threads and the right pedal has right-handed threads, yet the pedals stay on when riding?

A Simulation App for Helical Spring Design and Analysis

August 21, 2020

Helical springs are found everywhere from medical devices to consumer and industrial products. Despite being commonplace for centuries, the design of a helical spring can be complex.

Optimizing an NIV Mask Design with Multiphysics Simulation

August 13, 2020

NIV masks offer a form of noninvasive monitoring and ventilation for COVID-19 patients, which lessens the need for ventilators and other mechanical respirators.

What Is the Best Way to Analyze Fuel Tank Vibration?

August 4, 2020

In a traditional approach for modeling a fuel tank, the fluid mass is dispersed through the tank’s wetted surface. A multiphysics method specifically models the acoustic pressure in the fluid.

Modeling Heat Transfer in Thin Layers via Layered Material Technology

May 15, 2020

We answer some questions you may have about the Layered Material functionality in the COMSOL® software: What does it do? How do you update existing models? How do simulations benefit from it?

6 Ways Engineers Are Using Simulation to Help the Environment

April 22, 2020

Energy-efficient buildings and appliances. Safe nuclear waste storage. Well-preserved freshwater lakes. These are just a few examples of how simulation is being used to help the environment.

How to Model a Chain Drive in COMSOL Multiphysics®

April 9, 2020

You’ve already learned how to use built-in geometry parts to model roller chain sprocket assemblies. Now, learn how to use the geometry as an input to automatically generate a chain drive model.