Treatment of produced hydrocarbon fluid containing water

It is described a method for treating a flow of fluid hydrocarbons containing water wherein the flow of fluid hydrocarhons is introduced into a first separator separating at least free water from said flow of fluid hydrocarhons, wherein a remainder of said fluid hydrocarbon flow is introduced into a...

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Bibliographische Detailangaben
Hauptverfasser: HJARBO, KAI W, LUND, ARE, LARSEN, ROAR, KASPERSEN, JON HARALD, STRAUME, ERLEND ODDVIN, FOSSEN, MARTIN
Format: Patent
Sprache:dan ; eng
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Zusammenfassung:It is described a method for treating a flow of fluid hydrocarbons containing water wherein the flow of fluid hydrocarhons is introduced into a first separator separating at least free water from said flow of fluid hydrocarhons, wherein a remainder of said fluid hydrocarbon flow is introduced into a system converting free/eondensed water in the fluid hydrocarbon flow in said system to gas hydrates, and providing at least a fnst fluid flow and a seoond fluid flow, wherein said first fluid flow is a liquid phase comprising gas hydrates, said first fluid flow is recycled into the first separator, and wherein the secoud fluid flow having a content of dry gas and/or oondensate/oil. The invention also provides a system for treatmeot of a flow of fluid hydrocarbon fluid containing water, said system including the following elements listed In the flow direction and connected with eaclr other: connection to a hydrocarhon production source (1), a first separator (3) operative to separate at teast free water from said fuld flow, a oonverting system (5) for oonverting free/eondensed water to gas bydrate, a pipeline (6, 18) for transporting a dry gas or oondensate/oil; and in addition a line (7) which leads from the converting system (5) to the first separator (3) providing a first recycting flow oornprising gas hydrates.