Results 21 to 30 of about 847,275 (294)

Interfacial Adsorption Kinetics of Methane in Microporous Kerogen

open access: yesLangmuir, 2023
Rapid declines in unconventional shale production arise from the poorly understood interplay between gas transport and adsorption processes in microporous organic rock. Here, we use high-fidelity molecular dynamics (MD) simulations to resolve the time-varying adsorption of methane gas in realistic organic rock samples, known as kerogen.
Runxi Wang   +5 more
openaire   +3 more sources

Isothermal characteristics of methane adsorption and changes in the pore structure before and after methane adsorption with high-rank coal

open access: yesEnergy Exploration & Exploitation, 2020
The pore structure is an essential factor that influences the isothermal characteristics of methane adsorption of coal, and the pore structure is altered after methane adsorption.
Teng Li, Caifang Wu, Ziwei Wang
doaj   +1 more source

Application of High-temperature Methane Adsorption Experiment to Study the Adsorption Capacity of Methane in Shales from the Wufeng Formation, Northeast Sichuan

open access: yesYankuang ceshi, 2020
BACKGROUND Shale methane adsorption capacity is not only a significant parameter to determine the exploration and exploitation plan, but also a critical criterion to evaluate the potential of a shale gas reservoir.
ZHANG Ye-yu   +5 more
doaj   +1 more source

Characteristics and Origin of Methane Adsorption Capacity of Marine, Transitional, and Lacustrine Shales in Sichuan Basin, China

open access: yesGeofluids, 2021
Adsorbed gas is an important component of shale gas. The methane adsorption capacity of shale determines the composition of shale gas. In this study, the methane adsorption capacity of marine, transitional, and lacustrine shales in the Sichuan Basin was ...
Xianglu Tang   +9 more
doaj   +1 more source

Adsorption Dynamics Characteristic of Tectonic Coal in Yuwu Coal Mine

open access: yesMeikuang Anquan, 2020
Aiming at the methane adsorption dynamics characteristics of tectonic coals, Yuwu Coal Mine of Lu’an Group in Shanxi Province was chosen as the engineering background.
ZHANG Zhe, QIN Xinglin
doaj   +1 more source

Univariate and Multivariate Analyses of Influencing Factors on Methane Adsorption Capacity of Semianthracite

open access: yesAdsorption Science & Technology, 2021
Methane adsorption isotherm experiments on semianthracite (2.00-2.33% Ro,max) collected from the Xin’an coal mine, Henan Province, China, were conducted to investigate the effects of pore structure, coal quality, coal maceral, and coal rank on methane ...
Shihui Hou   +5 more
doaj   +1 more source

Adsorption Properties of Modified Clinoptilolite for Methane and Nitrogen [PDF]

open access: yesMaterials, 2018
Coalbed methane (CBM) is a kind of unconventional gas. CBM often contains a great deal of air when it comes out of the well. So, it must be condensed and purified before it can be applied. In this paper, raw clinoptilolite (Cp) was treated with grinding, gravimetric concentration, and ion-exchange using different aqueous solutions of salts.
Xiaofei Hao   +5 more
openaire   +2 more sources

Hydrogen and methane adsorption data on shale

open access: yes, 2023
Hydrogen and methane adsorption data on ...
Chaolin Wang (8097377)
core   +1 more source

Gas adsorption in active carbons and the slit-pore model 1 : pure gas adsorption [PDF]

open access: yes, 2005
We describe procedures based on the polydisperse independent ideal slit-pore model, Monte Carlo simulation and density functional theory (a 'slab-DFT') for predicting gas adsorption and adsorption heats in active carbons.A novel feature of this work is ...
Sweatman, M.B., Quirke, N.
core   +4 more sources

Study on heat adsorption based on the experiment of coal adsorption of methane by using the weight method

open access: yesJournal of Natural Gas Geoscience, 2021
The study of heat adsorption plays an important role in understanding the mechanism of methane adsorption from coal. The gravimetric method was used to conduct 303 K, 308 K, and 313 K isotherm adsorption experiments on two sets of coal samples; the ...
Mingjie Zhang   +4 more
doaj   +1 more source

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