Simulating Fluid-Structure Interaction in a Ball Check Valve

Brianne Christopher January 21, 2019

Simulate FSI in a ball check valve to find the flow rate, fluid pressure, and fluid velocity. The COMSOL® software includes a predefined multiphysics coupling that makes it simple.

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Erik Melin January 16, 2019

Why adapt your mesh? For one thing, it helps you solve your computational problems more efficiently. Here, we show you 2 methods for adapting your mesh in COMSOL Multiphysics®.

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Thomas Forrister December 26, 2018

Confinement system overpacks are used to safely store radioactive waste. Sogin uses heat transfer modeling to design safe and reliable overpacks that are resistant to fire.

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Bridget Paulus December 13, 2018

Modeling phase transport helps you study the multiphase flow through a porous medium (such as groundwater through soil).

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Xavier Corbella Coll December 10, 2018

Shock waves used to be a theoretical problem only. Then, shock tubes enabled experimentation, but it was costly and inefficient. Enter numerical modeling applications.

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Thomas Forrister December 5, 2018

Abbott Laboratories designed “the most complex machine ever implanted into a human being” — an LVAD for heart failure patients — using multiphysics modeling. The result? Saved lives.

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Ed Fontes November 29, 2018

Finite element methods, finite volume methods, or a hybrid approach: Which is the best choice for CFD? It depends on the fluid flow problem you’re trying to solve.

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Caty Fairclough October 4, 2018

Building physics simulation can help engineers develop more energy-efficient architectural designs. We talked to Built Environments, Inc. to get a few examples of how.

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Siva Sashank Tholeti August 22, 2018

Sparging, the process of bubbling a gas into a liquid, is seen most notably in carbonation, such as for soda and seltzer water. This mass transfer process can be modeled in COMSOL Multiphysics®.

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Mats Nigam August 20, 2018

When setting up fluid flow simulations, at what distance can we apply boundary conditions without interfering with the process? Here, we discuss how to place inlet and outlet boundary conditions.

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Brianne Christopher July 31, 2018

The Oldroyd-B model is used to define viscoelastic behavior in fluids such as clay, toothpaste, and oil. We present a benchmark model for a fluid with viscoelastic behavior under strain.

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