Aubin Group Blog

EVO-Pig deep dive: a Q&A with our Chief Technology Officer, Paddy Collins

11 November 2019

Although pigging has been around for 100s of years, there has been a growing need to innovate and develop new technology to overcome and avoid major challenges faced by traditional pigging methods.

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4 common problems associated with traditional pigging methods, and how to overcome them

21 August 2019

There are an abundance of reasons why regular pigging is advantageous - from cleaning out debris, water or oil, to executing preventative or corrective maintenance to ensure the integrity of a pipeline. 

Pigging is also often used in the pre-comissioning or decommissioning phases of a pipeline to prepare the line to receive oil or gas by removing the pre commissioning fluid (usually water) and replacing it with gas or glycol based fluids, or in the case of decommissioning, cleaning the line of hydrocarbons and debris to allow it to be decommissioned.

However with these benefits come an array of challenges associated with both mechanical and foam pigs, which are the most commonly used types, that can result in costly problems or prevent pigging from happening at all. 

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