Experimental Study on Hydrate Induction Time of Gas-Saturated Water-in-Oil Emulsion using a High-Pressure Flow Loop

Hydrate is one of the critical precipitates which have to be controlled for subsea flow assurance. The induction time of hydrate is therefore a significant parameter. However, there have been few studies on the induction time of the natural gas hydrate formation in a flow loop system. Consequently,...

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Main Authors: Lv X.F., Shi B.H., Wang Y., Tang Y.X., Wang L.Y., Gong J.
Format: Article
Language:English
Published: EDP Sciences 2015-11-01
Series:Oil & Gas Science and Technology
Online Access:http://dx.doi.org/10.2516/ogst/2014032
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author Lv X.F.
Shi B.H.
Wang Y.
Tang Y.X.
Wang L.Y.
Gong J.
author_facet Lv X.F.
Shi B.H.
Wang Y.
Tang Y.X.
Wang L.Y.
Gong J.
author_sort Lv X.F.
collection DOAJ
description Hydrate is one of the critical precipitates which have to be controlled for subsea flow assurance. The induction time of hydrate is therefore a significant parameter. However, there have been few studies on the induction time of the natural gas hydrate formation in a flow loop system. Consequently, a series of experiments were firstly performed, including water, natural gas and Diesel oil, on the hydrate induction time under various conditions such as the supercooling and supersaturation degree, water cut, anti-agglomerant dosage, etc. The experiments were conducted in a high-pressure hydrate flow loop newly constructed in the China University of Petroleum (Beijing), and dedicated to flow assurance studies. Then, based on previous research, this study puts forward a method for induction time, which is characterized by clear definition, convenient measurement and good generality. Furthermore, we investigated the influences of the experimental parameters and analyzed the experimental phenomena for the hydrate induction time in a flowing system.
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spelling doaj.art-2fdd1ce719594ecfaeea8f89ea5e0a022022-12-21T21:31:41ZengEDP SciencesOil & Gas Science and Technology1294-44751953-81892015-11-017061111112410.2516/ogst/2014032ogst130203Experimental Study on Hydrate Induction Time of Gas-Saturated Water-in-Oil Emulsion using a High-Pressure Flow LoopLv X.F.Shi B.H.Wang Y.Tang Y.X.Wang L.Y.Gong J.Hydrate is one of the critical precipitates which have to be controlled for subsea flow assurance. The induction time of hydrate is therefore a significant parameter. However, there have been few studies on the induction time of the natural gas hydrate formation in a flow loop system. Consequently, a series of experiments were firstly performed, including water, natural gas and Diesel oil, on the hydrate induction time under various conditions such as the supercooling and supersaturation degree, water cut, anti-agglomerant dosage, etc. The experiments were conducted in a high-pressure hydrate flow loop newly constructed in the China University of Petroleum (Beijing), and dedicated to flow assurance studies. Then, based on previous research, this study puts forward a method for induction time, which is characterized by clear definition, convenient measurement and good generality. Furthermore, we investigated the influences of the experimental parameters and analyzed the experimental phenomena for the hydrate induction time in a flowing system.http://dx.doi.org/10.2516/ogst/2014032
spellingShingle Lv X.F.
Shi B.H.
Wang Y.
Tang Y.X.
Wang L.Y.
Gong J.
Experimental Study on Hydrate Induction Time of Gas-Saturated Water-in-Oil Emulsion using a High-Pressure Flow Loop
Oil & Gas Science and Technology
title Experimental Study on Hydrate Induction Time of Gas-Saturated Water-in-Oil Emulsion using a High-Pressure Flow Loop
title_full Experimental Study on Hydrate Induction Time of Gas-Saturated Water-in-Oil Emulsion using a High-Pressure Flow Loop
title_fullStr Experimental Study on Hydrate Induction Time of Gas-Saturated Water-in-Oil Emulsion using a High-Pressure Flow Loop
title_full_unstemmed Experimental Study on Hydrate Induction Time of Gas-Saturated Water-in-Oil Emulsion using a High-Pressure Flow Loop
title_short Experimental Study on Hydrate Induction Time of Gas-Saturated Water-in-Oil Emulsion using a High-Pressure Flow Loop
title_sort experimental study on hydrate induction time of gas saturated water in oil emulsion using a high pressure flow loop
url http://dx.doi.org/10.2516/ogst/2014032
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