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An Overview on Acoustic Emission Testing

When materials are cracking, deforming or otherwise becoming damaged, they produce a kind of sound. Sometimes, these sounds are loud and obvious. Other times, they are much more subtle, and to detect them, you need to use specialized equipment. Detecting these subtler sounds...

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30
Mar 2020

Fluidized Catalytic Cracker Hot Spots

A far-too-frequent phenomenon seen in the refining world is the development of “hot spots” in the fluidized catalytic cracker (FCC). The damage can occur in the catalyst dump line or regenerator. These refractory lined vessels run very hot with regenerator internal...

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21
Oct 2019

Repurposing Pipelines to Light Liquid Hydrocarbon Service

The recent boom in oil production using hydraulic fracturing (fracking) technology has produced an increased supply of natural gas and other products referred to as ultralight hydrocarbons (ethane, propane, butane). These hydrocarbons present a unique set of challenges in...

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06
Oct 2017

The New and Improved API 579 Standard *

Well, it’s been a while.  The last version of API 579 was issued in 2007, so upgrades have been 9 years in the making.  There are many small corrections and tweaks and a few big changes as well.  I’ll walk through the most important of these. Reorganization The most...

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31
Aug 2017