CO2 concentration in aqueous solution from gas–liquid equilibrium system to gas–liquid–hydrate coexistence system

XH Wang, XJ Xu, J Cai, HX Zheng, YX Chen… - Gas Science and …, 2023 - Elsevier
Hydrate-based CO 2 sequestration is a new CCUS technology. The main concern for this
method is the safe and long-term storage of CO 2, which is related to the gas concentration …

Experiments and modeling of hydrate phase equilibrium of CH4/CO2/H2S/N2 quaternary sour gases in distilled water and methanol-water solutions

H Liu, P Guo, J Du, Z Wang, G Chen, Y Li - Fluid Phase Equilibria, 2017 - Elsevier
Preventing hydrate plugging is of great concern in the natural gas production and
transportation industries. In this paper, hydrate formation conditions of three CH 4/CO 2/H 2 …

Solubility measurement of carbon dioxide in water in the presence of gas hydrate

MJ Najafi, V Mohebbi - Journal of Natural Gas Science and Engineering, 2014 - Elsevier
In order to use the fugacity or solubility as the driving force during hydrate formation, we
need to measure the mole fraction of hydrate former gases in the liquid phase. In this study …

Phase equilibria in ternary (carbon dioxide+ tetrahydrofuran+ water) system in hydrate-forming region: Effects of carbon dioxide concentration and the occurrence of …

KM Sabil, GJ Witkamp, CJ Peters - The Journal of Chemical …, 2010 - Elsevier
In the present work, the three-and four-phase hydrate equilibria of (carbon dioxide (CO2)+
tetrahydrofuran (THF)+ water) system are measured by using Cailletet equipment in the …

Solubility of CO2 in water and NaCl solution in equilibrium with hydrate. Part I: Experimental measurement

Q Sun, H Tian, Z Li, X Guo, A Liu, L Yang - Fluid Phase Equilibria, 2016 - Elsevier
In this work, the formation conditions of CO 2 hydrate in different solutions were measured
and calculated by the Chen–Guo hydrate model. Then, the solubility of CO 2 in water in …

Hydrate phase equilibrium for CH4‐CO2‐H2O system in porous media

Y Song, S Wang, L Jiang, Y Zhang… - The Canadian Journal …, 2016 - Wiley Online Library
CO2/CH4 replacement in hydrate exploitation is considered a promising method to enhance
natural gas production and mitigate the greenhouse effect. Since the gas concentration in …

Solubility measurements for the CH4+ CO2+ H2O system under hydrate–liquid–vapor equilibrium

H Bruusgaard, JG Beltrán, P Servio - Fluid Phase Equilibria, 2010 - Elsevier
Phase equilibria for the CH4+ CO2+ H2O system have been investigated in the past, but
mole fraction of methane and carbon dioxide in the bulk liquid phase has not been …

Characteristics of CO2 hydrate formation and dissociation at different CO2-water ratios in a porous medium

AH Zadeh, I Kim, S Kim - International Journal of Greenhouse Gas Control, 2023 - Elsevier
Hydrate-based CO 2 sequestration (HBCS) is a new concept to store a huge amount of CO 2
in geological sediments in the form of crystalline solids. This technique can address several …

Effects of additive mixtures (THF/SDS) on carbon dioxide hydrate formation and dissociation in porous media

M Yang, Y Song, W Liu, J Zhao, X Ruan, L Jiang… - Chemical Engineering …, 2013 - Elsevier
The characteristics and stability conditions of carbon dioxide (CO2) hydrate formation are
crucial for hydrate-based CO2 capture and storage. The effects of a mixture of additives …

Hydrate Equilibrium Measurements for CH4, CO2, and CH4 + CO2 in the Presence of Tetra-n-butyl Ammonium Bromide

X Long, Y Wang, X Lang, S Fan… - Journal of Chemical & …, 2016 - ACS Publications
In this paper, hydrate phase equilibrium data for the CH4/CO2+ water system, CH4+
tetrabutylammonium bromide (TBAB)+ water system, CO2+ TBAB+ water system, and …