Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Qiaorong MENG"'
Autor:
Qiaorong MENG, Huixian WANG, Pengfei WANG, Kehang CHEN, Jianli ZHANG, Enyuan DONG, Xiang GAO, Wei HOU
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 3, Pp 38-52 (2024)
The depth of coal mining in the central and eastern China is increasing, the ground pressure is high, the roadway deformation and burst risk is great. Gob-side entry with slender gate pillar (GESGP) is constantly adopted to improve surrounding rock e
Externí odkaz:
https://doaj.org/article/c1da80e7e6744a51888dd0a8dcf29cbe
Publikováno v:
Taiyuan Ligong Daxue xuebao, Vol 55, Iss 2, Pp 276-286 (2024)
Purposes Increasing the permeability of coal reservoirs is a key technology to improve the recovery rate of coalbed methane, and in-situ thermal injection mining is an effective method to enhance coalbed methane production. Methods In order to explor
Externí odkaz:
https://doaj.org/article/ad54d21ec2ee4ae49aa96cde22f3755f
Publikováno v:
Meitan xuebao, Vol 48, Iss 4, Pp 1707-1714 (2023)
In order to study the influence of micro pore fissure structure on permeability under the thermal-fluid-solid coupling during lignite pyrolysis, real-time CT scanning of lignite during low-temperature pyrolysis was carried out by using the μCT225kVF
Externí odkaz:
https://doaj.org/article/318323e6ccfd49e38184830e7cac4927
Publikováno v:
Taiyuan Ligong Daxue xuebao, Vol 53, Iss 6, Pp 1038-1045 (2022)
By combining particle swarm algorithm (PSO) with conventional PID, the hydraulic and temperature control systems of high-temperature and high-pressure triaxial testing machine was analyzed and studied, the mathematical models of hydraulic system and
Externí odkaz:
https://doaj.org/article/04c7b79d5a6049dda741f0ab59b97bf9
Publikováno v:
Taiyuan Ligong Daxue xuebao, Vol 52, Iss 2, Pp 211-218 (2021)
In order to study the effect of temperature on the permeability of anthracite coal cracks, Jincheng anthracite coal was used as the research object, and the pyrolysis CT scan of Jincheng anthracite coal under different temperatures was performed by u
Externí odkaz:
https://doaj.org/article/563862b68cfc4fbf807155a51fa152c8
Publikováno v:
Geofluids, Vol 2022 (2022)
High-temperature H2O and CO2 can improve the pyrolysis behavior of oil shale. Therefore, in this paper, Jimusar oil shale was selected as the research object and the effect of the reaction atmosphere (H2O, CO2, and N2) on its pyrolysis behavior, pyro
Externí odkaz:
https://doaj.org/article/e1e5a94682184bddbe0b6d7385bba271
Publikováno v:
Advances in Materials Science and Engineering, Vol 2020 (2020)
Based on the high-precision microcomputed tomography (micro-CT) technology, the evolution of the μm-scale pore structure and connectivity of lignite during pyrolysis from room temperature to 600°C was studied. The results show that the pore connect
Externí odkaz:
https://doaj.org/article/933b2f698d1c4b6fbf3f0ef588add91a
Publikováno v:
Energy Sources, Part A: Recovery, Utilization, and Environmental Effects. 45:6010-6026
Publikováno v:
Combustion Science and Technology. :1-21
Publikováno v:
Rock Mechanics and Rock Engineering.