SPECIAL REPORT: Identifying sources key to detailed troubleshooting of amine foaming

08/27/2007
Investigation and troubleshooting of foaming in two Saudi Aramco amine sweetening facilities reduced reliance on continuous antifoam injection at the company’s Berri gas plant by identifying the source of the problem. At the Shedgum gas plant, however, economics dictated continuing antifoam injection.Both case studies revealed that liquid hydrocarbon carryover with sour feed gas was the main foam promoter. A lesson learned from these two cases was to focus on defining the foaming problem. This allowed a better understanding of the problems and provided the least expensive solution to abate foaming or reduce its severity.Diglycolamine (DGA) is the most widely used amine-sweetening ag...
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