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AFT Blog

Welcome to the Applied Flow Technology Blog where you will find the latest news and training on how to use AFT Fathom, AFT Arrow, AFT IMpulse, AFT xStream and other AFT software products.
Trey Walters

Eagles: NFL Football Team, National Emblem or Wind Turbine Foe?

Last Friday I saw a bald eagle. Up close. The closest I have ever been to an eagle in the wild. Just off the highway sitting on a fencepost. We also saw a lot of wind turbines. And, yes, wind turbines are the foes of eagles. Which is a sad by-product of wind power technology. More on that later. Tonight the 2021 NFL football season starts. And, yes...
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Stephanie Villars

Quick Guide to Custom Output

You've built a model, verified all of the inputs, and now you have results, but how are you going to organize and present these results? Here is a quick guide to some of the customization available in AFT software for displaying output and exporting your data using the Output, Visual Report, and Graph Results windows. The screenshots and examples f...
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Trey Walters

The Fluid Mechanics of an African Safari

Last week I got back after three weeks in East Africa – my first international travel since the COVID-19 pandemic started. I had some out-of-the-ordinary encounters with fluid flow. So, I decided this month to depart from my usual tech-centric format and have some fun. Here are some brief topics I will discuss and a few photos I took… Open Channel ...
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Kyle Clark

Get the Most Out of AFT's Fluid Property Viewers

Veteran AFT software users are familiar with heritage products like AFT SteamCalc and AFT Chempak Viewer. Some have wondered where these products went. Although licenses to these products are no longer sold, these viewers are now integrated into the main applications for each of AFT's main products: AFT Fathom, AFT Arrow, AFT Impulse, and AFT ...
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Ben Keiser

What Is Transient Analysis?

You're tasked to perform a transient analysis of a piping system and it would be really helpful if there was a good software tool out there to help you.  Well, you've come to the right place because AFT has great solutions!  But our first question is, "What kind of transient analysis are you trying to do?"  You might s...
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Trey Walters

Why Does Pipe Flow Hydraulics Need an Institute?

It is not the name I would have chosen. And originally it was called the Hydraulic Society when founded a little over a century ago in 1917. In 1933 it was renamed the Hydraulic Institute (also known as just "HI"). And today HI is "the global authority on pumps and pumping systems". Originally, and for many decades, one had to be a North American p...
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Stephanie Villars

Having model convergence problems? Start here!

Trying to run a model and running into convergence errors? Here are a few common tips to help with model convergence for AFT Fathom, AFT Arrow, and the steady state modes for AFT Impulse and AFT xStream. Though these tips will not work for all models, they have helped with many of the steady state convergence cases that have come through the AFT su...
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