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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.

Find Help Faster with the Documentation Portal

AFT strives to make our interface intuitive and user-friendly, but we know that pipe flow modeling can be complex. That's why the AFT team have worked to put together the AFT documentation portal, a new centralized place to find all of our help resources for AFT Fathom, AFT Arrow, AFT Impulse, and AFT xStream. Here's a quick summary of what you can...

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Is there steam on your (Microsoft) Windows? How ASME Steam Tables came to be.

In the modern world there are many things we take for granted – especially in first-world countries. Among them are the reliable availability of water and electricity. To our homes. To our workplaces. Just about everywhere. Engineers also take things for granted. One of those is reliable data on the properties of steam and water. But it was not alw...

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AFT Fathom 12 New Features are Here

 New versions of AFT Fathom, AFT Arrow, and AFT Impulse are being released in the upcoming months. This round of releases focuses on major interface changes which will improve user efficiency. Check out these new features and improvements that will be in Fathom 12, Arrow 9 and Impulse 9. Analysis Setup To make the modelling process simple...

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Mass Modify your Model with Global Edit

Let's face it, specifying every pipe size, length, elevation, pump curve and component loss in a hydraulic model can be tedious. While essential to fully defining a system, often there is avoidable redundancy during model specification. The Global Edit feature helps to ease this tedium and redundant specification by mass updating overlapping parame...

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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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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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AFT Arrow is 25 Years Old…and Still Going Strong

As the original developer of AFT Arrow, I consider it as one of my babies. This month it is all grown up and now 25 years old. Back in March we came out with the latest new version AFT Arrow 8 – just as the COVID-19 crisis was emerging. Those who have taken an AFT Arrow seminar which I have taught (at least fifty classes and counting!) have likely ...

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