Simulating hydrate growth and transport behavior in gas-dominant flow

TB Charlton, M Di Lorenzo, LE Zerpa, CA Koh… - Energy & …, 2018 - ACS Publications
The current hydrate kinetics model implemented in the multiphase flow simulator OLGA
treats hydrate growth in oil-continuous systems by considering the solidification of emulsified …

Evaluating cubic equations of state for predictions of solid-fluid equilibrium in liquefied natural gas production

X Yang, D Rowland, CC Sampson, PE Falloon, EF May - Fuel, 2022 - Elsevier
Solid formation and deposition in liquefied natural gas (LNG) production is a process hazard
avoidable by careful determination of impurity solubility in the process stream. Accurate …

Hydrate nucleation and growth on water droplets acoustically-levitated in high-pressure natural gas

K Jeong, PJ Metaxas, J Chan, TO Kuteyi… - Physical Chemistry …, 2019 - pubs.rsc.org
Hydrate formation was studied using water droplets acoustically levitated in high-pressure
natural gas. Despite the absence of solid interfaces, the droplets' area-normalised …

Advanced predictions of solidification in cryogenic natural gas and LNG processing

C Baker, A Siahvashi, J Oakley, T Hughes… - The Journal of Chemical …, 2019 - Elsevier
The formation and deposition of solids during the cryogenic processing of natural gas is a
perennial risk for operators. Several tools are available for predicting the temperatures at …

Solid-fluid equilibrium measurements of benzene in methane and implications for freeze-out at LNG conditions

A Siahvashi, SZS Al Ghafri, EF May - Fluid Phase Equilibria, 2020 - Elsevier
Abstract Information about the solubility of benzene in light hydrocarbons is particularly
important for the prediction of freeze-out risk in LNG production. Engineering models …

Crystallization risk of aromatic compounds in LNG production. Part II: The solubility of p-xylene in methane-rich mixtures down to cryogenic temperatures

M Campestrini, S Hoceini, P Stringari - Fluid Phase Equilibria, 2024 - Elsevier
New measurements of solubility of solid p-xylene in solvents methane and (90% mol/mol)
methane+(10% mol/mol) ethane have been carried out using a cryogenic apparatus and …

Measurements of solidification kinetics for benzene in methane at high pressures and cryogenic temperatures

CC Sampson, PJ Metaxas, A Siahvashi… - Chemical Engineering …, 2021 - Elsevier
A stirred, high-pressure, visual microscopy-based apparatus was used to investigate solid-
formation kinetics in LNG-relevant binary mixtures. The apparatus can detect solid crystals …

Experimental solid–liquid equilibria and solid formation kinetics for carbon dioxide in methane for LNG processing

CC Sampson, PJ Metaxas, MTJ Barwood… - AIChE …, 2023 - Wiley Online Library
In cryogenic liquefaction processes, CO2 poses a solid‐formation risk even in trace
concentrations. We present solid–fluid equilibrium (SFE) data for CO2 in liquid methane at …

Aqueous solid formation kinetics in high-pressure methane at trace water concentrations

CC Sampson, PJ Metaxas, MTJ Barwood, PL Stanwix… - Langmuir, 2023 - ACS Publications
Natural gas containing trace amounts of water is frequently liquefied at conditions where
aqueous solids are thermodynamically stable. However, no data are available to describe …

[HTML][HTML] Optical measurements of solid nitrogen solubility in hydrogen at cryogenic temperatures

MTJ Barwood, PJ Metaxas, PE Falloon… - International Journal of …, 2024 - Elsevier
The solubility of impurities in hydrogen at cryogenic temperatures is essential information for
the design of liquid hydrogen plants. However, large data scatter and inconsistent …