Published May 2015

Investigation of mutual solubility of glycol-hydrocarbon condensate system in field treatment of natural gas

A.Y. Jomardov

F.A. Abdulhasanov

F.S. Ismaylov

Keywords:  
glycol
composition
hydrate
absorbent
regeneration
gas-condensate
drying
dew point
propylenglycol oligomers
hydrocarbons
napthens
paraffins
aromatics
fields.

The results of experimental research carried out on solution of hydrocarbon condensate of various structures in propylene glycol oligomers at different temperatures and concentrate are defined in the paper. It is shown that hydrocarbons of aromatic structure are better solved in propylene glycol oligomers. The condensate influence drying capacity of oligomer of propylene-glycole has been studied. It was justified that the increase of aromatic hydrocarbon amount over 2% dissolved in diethyleneglycol strongly affects its drying capacity and it loses physical-chemical and technological properties, if hydrocarbon amount reaches up to 8%. Conducted investigation enabled to define losses of glycol with condensate in the system of gas field treatment, as well as choosing its optimum concentration in order to avoid losses.

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