Zobrazeno 1 - 10
of 2 328
pro vyhledávání: '"COAL BED"'
Publikováno v:
Meitan xuebao, Vol 49, Iss 8, Pp 3561-3570 (2024)
The complex fracture network provides the main channel for coalbed methane seepage, and its structural characteristics significantly affect the productivity of coalbed methane. In view of the lack of fracture network connectivity in existing coalbed
Externí odkaz:
https://doaj.org/article/5cf8a757d45947ac93ac442557b90a0e
Publikováno v:
Meikuang Anquan, Vol 55, Iss 7, Pp 31-38 (2024)
In order to study the effect of temperature effect on CO2 injection and gas extraction in deep coal seams, a fluid-solid-thermal coupling model for CO2-injection enhanced coal seam extraction was established based on the basic theory of coal deformat
Externí odkaz:
https://doaj.org/article/bf335f0b788d4f31a288f23c632ebf80
Autor:
Chaohui JI
Publikováno v:
Meikuang Anquan, Vol 55, Iss 6, Pp 8-18 (2024)
Coal bed gas migration is a basic scientific problem in the field of mine gas drainage and coal bed gas development in coal mine areas. This paper expounds the research status of the theory of coal seam gas migration and the testing method of its per
Externí odkaz:
https://doaj.org/article/f3ebe03a4a7242539d0d690e69882586
Autor:
A. V. Korzun, A. V. Stoupakova, N. A. Kharitonova, A. V. Aseeva, K. O. Osipov, N. V. Pronina, E. Yu. Makarova, A. P. Vaytekhovich, A. Yu. Lopatin, M. Yu. Karpushin, Yu. D. Peregudov, R. S. Sautkin, M. A. Bolshakova, K. A. Sitar, A. S. Redkin
Publikováno v:
Georesursy, Vol 25, Iss 2, Pp 22-35 (2024)
In the context of the current trend, today we are focused on low-carbon energy, so the question of carbon dioxide utilization is very important. Underground storage of carbon dioxide is an important part of carbon capture and storage (CCS) projects a
Externí odkaz:
https://doaj.org/article/fd029a23fcef498fa0b71d2e6750c6a4
Publikováno v:
Case Studies in Thermal Engineering, Vol 59, Iss , Pp 104468- (2024)
In the process of deep cooling and liquefaction of low-concentration (concentration
Externí odkaz:
https://doaj.org/article/c8db05bec07a46b29f8671851cbd7f14
Autor:
Hongyang Wang, Lianman Xu, Zhijiao Qin, Xiaoliang Li, Xuejing Cao, Yumiao Han, Siqi Li, Yufei Ma, Siqi Gao, Lei Du, Fengshuo Yang
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-20 (2024)
Abstract As China's coal mines have transitioned to deep mining, the ground stress within the coal seams has progressively increased, resulting in reduced permeability and poor wetting ability of conventional wetting agents. Consequently, these agent
Externí odkaz:
https://doaj.org/article/143d6dc70b7048f5919f398810b8eb9e
Autor:
Sixuan YE, Zhengduan ZENG
Publikováno v:
Meikuang Anquan, Vol 55, Iss 1, Pp 93-99 (2024)
The coal measures of Longtan Formation in Xiaotun well field, Guizhou Province have the characteristics of large number of coal seams, small spacing of coal seams and thin thickness of coal seams. Compared with single thick layer coal seam, multi-sea
Externí odkaz:
https://doaj.org/article/b23469019a4f4b1482ef4c607ff237c8
Autor:
Xiongwei Sun, Hongya Wang, Bin Gong, Heng Zhao, Haoqiang Wu, Nan Wu, Wei Sun, Shizhao Zhang, Ke Jiang
Publikováno v:
Energies, Vol 17, Iss 22, p 5659 (2024)
Injecting CO2 into coal seams to enhance coal bed methane (ECBM) recovery has been identified as a viable method for increasing methane extraction. This process also has significant potential for sequestering large volumes of CO2, thereby reducing th
Externí odkaz:
https://doaj.org/article/b88e5e56ce96434a98ce8b7e87e98845
Publikováno v:
Measurement: Sensors, Vol 32, Iss , Pp 101072- (2024)
In the eastern edge of the Ordos Basin in China, coalbed methane geological resources are very abundant, and efficient extraction of coalbed methane has become an important demand for energy development strategies and coal safety production. Therefor
Externí odkaz:
https://doaj.org/article/34d7053f92ec41c0adb01ecbe07c98fc
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 11, Pp 148-157 (2023)
Guizhou has a large amount of coal resources, which have been mined for a long period of time, resulting in the formation of a large area of goaf. There is a large amount of coalbed methane resources in the goaf, but the exploitation and utilization
Externí odkaz:
https://doaj.org/article/0bde62e4c4814ec98e1fb765b198d8dd