Zobrazeno 1 - 10
of 97
pro vyhledávání: '"Jianhua, Xiang"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 6, Pp 1-7 (2024)
Coal reservoirs are often connected to hydrogeological systems through faults, allowing groundwater with mineralization to intrude into coal seams. In order to improve gas extraction, it is necessary to explore the effect of coal with different moist
Externí odkaz:
https://doaj.org/article/df137719fdfc401b9a731cbe6172ad29
Autor:
Yuquan Zhao, Qijun Xie, Qian Yang, Jiamin Cui, Wenqing Tan, Dawei Zhang, Jianhua Xiang, Lichao Deng, Yiming Guo, Mei Li, Lili Liu, Mingli Yan
Publikováno v:
BMC Plant Biology, Vol 24, Iss 1, Pp 1-18 (2024)
Abstract Background Brassica napus, a hybrid resulting from the crossing of Brassica rapa and Brassica oleracea, is one of the most important oil crops. Despite its significance, B. napus productivity faces substantial challenges due to heavy metal s
Externí odkaz:
https://doaj.org/article/e57d69106a584170b4ebd1c048762039
Autor:
Xiaopeng DENG, Jianhua XIANG
Publikováno v:
Meikuang Anquan, Vol 55, Iss 3, Pp 18-24 (2024)
A deep understanding of the micro mechanism of competitive adsorption of CO2 and CH4 in coal seams is crucial for achieving CO2 displacing methane extraction （CO2-ECBM）. Based on the macromolecular structure model of Dongqu Mine No. 8 coal, a stu
Externí odkaz:
https://doaj.org/article/1c932b2c83664d3da0dd16d76c55f3f0
Publikováno v:
ACS Omega, Vol 9, Iss 5, Pp 5772-5779 (2024)
Externí odkaz:
https://doaj.org/article/97be8d5ebb814a8f8e7fb0bb749f59d7
Macromolecular structure characterization and its model construction of high-sulfur coal in Jincheng
Publikováno v:
Meikuang Anquan, Vol 54, Iss 12, Pp 48-55 (2023)
To understand and characterize the structure characteristics of high-sulfur coal at molecular level is of key significance for clean and efficient utilization of high-sulfur coal. The molecular structure of Jincheng high-sulfur coal was characterized
Externí odkaz:
https://doaj.org/article/10f70ffdf2b1461b8b0f52aece7b4398
Publikováno v:
Energy Science & Engineering, Vol 11, Iss 8, Pp 2763-2774 (2023)
Abstract In the nuclear magnetic resonance (NMR) test of coal, when the spinning frequency of magic‐angle spinning (MAS) is less than the frequency range of chemical shift anisotropy, serious aromatic carbon spinning sidebands will appear. Existing
Externí odkaz:
https://doaj.org/article/04a42717628748c585af908a3e4959c8
Publikováno v:
Frontiers in Energy Research, Vol 11 (2024)
The accumulation of liquid in gas wells is a common problem in the later stages of shale gas production. The plunger lift is currently one of the most economically effective methods for removing accumulated liquid in gas wells, but its applicability
Externí odkaz:
https://doaj.org/article/b815165aec994121b9765e016c26f84e
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-29 (2023)
Abstract Harmony search (HS) is a new swarm intelligent algorithm inspired by the process of music improvisation. Over the past decade, HS algorithm has been applied to many practical engineering problems. However, for some complex practical problems
Externí odkaz:
https://doaj.org/article/6271e72e79b34f808652fda2284b4caf
Publikováno v:
Frontiers in Energy Research, Vol 11 (2023)
With the scale development of shale gas, the importance of selecting appropriate deliquification process has become increasingly evident in maintaining well productivity and improving shale gas recovery rate. At present, the preferred deliquification
Externí odkaz:
https://doaj.org/article/2aaa35706b7a4a37b98476cf44ed32a5
Publikováno v:
Chinese Journal of Mechanical Engineering, Vol 35, Iss 1, Pp 1-12 (2022)
Abstract With the advent of the 5G era, the design of electronic equipment is developing towards thinness, intelligence and multi-function, which requires higher cooling performance of the equipment. Micro-channel heat sink is promising for the heat
Externí odkaz:
https://doaj.org/article/15ce90a833b44610a85bc8e1f0e3fbaa