Zobrazeno 1 - 10
of 72
pro vyhledávání: '"ZENGCHAO FENG"'
Autor:
Zengchao FENG, Jianhang SHI
Publikováno v:
Meitan xuebao, Vol 49, Iss 9, Pp 3798-3809 (2024)
In in-situ modified fluidized mining, the use of high temperatures to treat ore deposits is an effective method. Exploring the evolution law of pyrolysis characteristics, microstructure, permeability, deformation, etc. with the temperature variation
Externí odkaz:
https://doaj.org/article/4c7316bb88184bcaa5e73eda00b8e9fa
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-19 (2024)
Abstract A self-made triaxial testing machine with thermal–hydraulic–mechanical–chemical (THMC) coupling and a tubular heating furnace, combined with in situ (IS) micro-computed-tomography technology was utilized in this study. The evolution of
Externí odkaz:
https://doaj.org/article/7ba3bf6c310548178798a895a25c7dc1
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 5, Pp 60-70 (2024)
In order to investigate the influence of normal stress on the internal meso-scale damage process during rock shearing, direct shearing experiments and PFC3D numerical simulation experiments of granite under different normal stresses were carried out,
Externí odkaz:
https://doaj.org/article/7c3e553bb2cd43e7b20b87446b06a2cc
Publikováno v:
ACS Omega, Vol 9, Iss 16, Pp 18099-18112 (2024)
Externí odkaz:
https://doaj.org/article/b74e3871e5ee44a1a7c599cde21d47d7
Publikováno v:
ACS Omega, Vol 8, Iss 42, Pp 39625-39635 (2023)
Externí odkaz:
https://doaj.org/article/0f96ed041ecf40289243fb2372150df9
Publikováno v:
Meitan xuebao, Vol 48, Iss 10, Pp 3818-3830 (2023)
In order to study the non-uniform potential well distribution of coal and its effect on the methane adsorption/desorption process, a non-uniform potential well model based on adsorption science and molecular dynamics theory was developed in this stud
Externí odkaz:
https://doaj.org/article/4ce4b8b01f4e44d0a4a24d33652ce170
Publikováno v:
Meitan xuebao, Vol 48, Iss 9, Pp 3460-3470 (2023)
Underground in-situ pyrolysis of coal is a new trend in the utilization of coal resources in the future. It is especially critical to investigate the coal pore-fissure structure, its spatial distribution and connectivity under different pyrolysis met
Externí odkaz:
https://doaj.org/article/ab86f3a1b3be410a8208bacc72c53da6
Publikováno v:
Meitan kexue jishu, Vol 50, Iss 12, Pp 194-205 (2022)
As the main clean energy in coal seams, the efficient extraction and utilization of coalbed methane (CBM) will help to improve resource utilization and coal mine safety production. However, due to the strong adsorption characteristics of methane and
Externí odkaz:
https://doaj.org/article/4857ceeb0f1c478e8912ef397e752217
Publikováno v:
Adsorption Science & Technology, Vol 2022 (2022)
In order to explore the influence of coal deformation caused by temperature and desorption on seepage characteristics in the process of heat injection mining of coalbed methane, the permeability test, thermal expansion, and constant temperature adsor
Externí odkaz:
https://doaj.org/article/84f8023d7246480cb2c3f0712271e9ea
Publikováno v:
Energies, Vol 15, Iss 11, p 4174 (2022)
The creep and stress relaxation behaviors of coal are common in coal mining. The unified constitutive model is suitable to describe and predict both the creep and relaxation evolution characteristics of rocks. The generalized Kelvin model is the core
Externí odkaz:
https://doaj.org/article/6946d7188ae74462a0f244d3ce805942