Unique approach developed for installing heated export lines at Brazilian terminal

Expected operating conditions for two planned oil export pipelines at Petrobras' Capixaba North Terminal (TNC) prompted the company to modify conventional installation and burial procedures and provided it with the opportunity to study the behavior of buried heated pipelines.The export pipelines of the Capixaba North Terminal offshore Brazil will be operating with a high potential for thermal stability because of the high temperatures needed to ensure adequate flow.This article discusses the design and installation challenges that result from the narrow tolerance for error in installation and burial by a conventional lay barge.Petrobras has taken advantage of the TNC project to invest...

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