Pore characterization of shales: A review of small angle scattering technique

M Sun, J Zhao, Z Pan, Q Hu, B Yu, Y Tan, L Sun… - Journal of Natural Gas …, 2020 - Elsevier
To better evaluate the reservoir quality and optimize shale gas extraction, it is necessary to
quantitatively characterize pore structure in shale reservoirs using complementary methods …

Three-dimensional modeling and analysis of macro-pore structure of coal using combined X-ray CT imaging and fractal theory

G Wang, J Shen, S Liu, C Jiang, X Qin - International Journal of Rock …, 2019 - Elsevier
The porous structure of coal directly determines its gas transport property. The fluid flow
behavior of coal is one of the key science questions that will influence the coal energy …

Characterizations of pore, mineral and petrographic properties of marine shale using multiple techniques and their implications on gas storage capability for Sichuan …

H Xu, W Zhou, R Zhang, S Liu, Q Zhou - Fuel, 2019 - Elsevier
Pore, mineral and petrographic properties of shale conjunctionally determine the gas
storage and transport properties of gas shale reservoirs. To investigate how these …

Nanopore characterization of mine roof shales by SANS, nitrogen adsorption, and mercury intrusion: Impact on water adsorption/retention behavior

G Sang, S Liu, R Zhang, D Elsworth, L He - International Journal of Coal …, 2018 - Elsevier
Moisture-induced reduction in the strength of shales is one of the primary mechanisms of
roof degradation affecting the stability and safety of underground coal mines. The underlying …

Molecular simulation for physisorption characteristics of O2 in low-rank coals

B Tan, G Cheng, S Fu, H Wang, Z Li, X Zhang - Energy, 2022 - Elsevier
In this paper, systematic research of the physisorption characteristics of oxygen in low-rank
coals had been carried out using the Grand Canonical Monte Carlo (GCMC) and the Density …

Multiscale image-based fractal characteristic of shale pore structure with implication to accurate prediction of gas permeability

W Song, D Wang, J Yao, Y Li, H Sun, Y Yang, L Zhang - Fuel, 2019 - Elsevier
The heterogeneities of shale are manifested in the complex pore spatial configurations and
the wide distribution of pore sizes. The recent advances of high-resolution imaging …

Pore structure characteristics and fractal dimension analysis of low rank coal in the Lower Indus Basin, SE Pakistan

HN Mangi, Y Detian, N Hameed, U Ashraf… - Journal of Natural Gas …, 2020 - Elsevier
The significance of pore structure and fractal characteristics is important for understanding
untapped Coalbed Methane (CBM) exploration. In this study, these features of low rank coal …

Pore structure characterization of shales using synchrotron SAXS and NMR cryoporometry

Y Zhao, L Peng, S Liu, B Cao, Y Sun, B Hou - Marine and Petroleum …, 2019 - Elsevier
The characterization of shale pore structure is extremely important to shale gas exploitation.
Various techniques have been employed to characterize the pore size distribution (PSD) in …

Integrated fractal description of nanopore structure and its effect on CH4 adsorption on Jharia coals, India

P Naveen, M Asif, K Ojha - Fuel, 2018 - Elsevier
Internal pore surface heterogeneity and pore matrix irregularities have a decisive influence
on the gas adsorption capacity and transportation in the coalbed methane (CBM) reservoir …

Structural deformation and its pore-fracture system response of the Wufeng-Longmaxi shale in the Northeast Chongqing area, using FE-SEM, gas adsorption, and …

J Xiang, Y Zhu, Y Wang, S Chen, Z Jiang - Journal of Petroleum Science …, 2022 - Elsevier
Tectonism caused strong deformation of the Wufeng-Longmaxi Formation in the periphery of
the Sichuan Basin, which affected the pore-fracture of the organic-rich shale and migration …