Zobrazeno 1 - 10
of 739
pro vyhledávání: '"Gan FENG"'
Publikováno v:
Meitan xuebao, Vol 49, Iss 7, Pp 3102-3117 (2024)
The thermo-mechanical properties of deep reservoir rocks, especially the damage and failure characteristics under heating-cooling cycles, are of great importance to the stability analysis of well wall and the evaluation of geothermal extraction effic
Externí odkaz:
https://doaj.org/article/dad58b2d89cf490ca3d403da040a7391
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract In the geothermal development of hot dry rock (HDR), both the drilling of the wellbore and the heat exchange of the heat reservoir involve the effects of different cold and hot conditions on the high-temperature rock mass. The testing machin
Externí odkaz:
https://doaj.org/article/537ee4dc613047a4bdcc477061cd85ba
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-18 (2024)
Abstract Aiming at the shortcomings of the BP neural network in practical applications, such as easy to fall into local extremum and slow convergence speed, we optimized the initial weights and thresholds of the BP neural network using the particle s
Externí odkaz:
https://doaj.org/article/1d6155dc7f644e829ef689cbe783e0e7
Autor:
Xiaochuan Wang, Gan Feng, Yaoqing Hu, Liuke Huang, Hongqiang Xie, Yu Zhao, Peihua Jin, Chao Liang
Publikováno v:
Energies, Vol 17, Iss 18, p 4664 (2024)
Oil and natural gas resources are crucial energy sources formed during the geological and biological evolution of the Earth [...]
Externí odkaz:
https://doaj.org/article/2d394126086a495c80d815513458014b
Autor:
Mingbo Chi, Haibo Tang, Dapeng Liu, Dongdong Wang, Chuangchuang Dai, Junpeng Zou, Quanwu Gao, Gan Feng
Publikováno v:
Heliyon, Vol 10, Iss 10, Pp e30679- (2024)
This study explores the causes of coal bursts in the Xinzhou Kiln Mine, identifying key factors such as residual pillars, hard coal seams and/or roofs, stress concentration due to complex geological structures, and the stress distribution characteris
Externí odkaz:
https://doaj.org/article/5b6516bcf9c94b348bccedbafee1faa5
Publikováno v:
Journal of Civil Engineering and Management, Vol 30, Iss 3 (2024)
The underground powerhouse of the Shuangjiangkou hydropower station is one of the largest caverns under construction in China, and its stability during construction is crucial for safe construction. To study the stability of the surrounding rock duri
Externí odkaz:
https://doaj.org/article/22ef80959e264771bd631cfbe965ccab
Publikováno v:
Energies, Vol 17, Iss 14, p 3600 (2024)
Energy is the fundamental prerequisite for human survival and development, as well as the driving force behind the progress of human civilization [...]
Externí odkaz:
https://doaj.org/article/33a386fe12934646b448302370688f72
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 5003-5020 (2023)
The discrete waterjet (DWJ) offers advantages in material removal because of the cyclic impact loading, but the specific removal characteristics and corresponding mechanisms have not been yet fully understood. Therefore, the flow field and material r
Externí odkaz:
https://doaj.org/article/b5f7503aff164f49ae334d10825cd165
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 15, Iss 7, Pp 1734-1748 (2023)
Thermally-induced changes in the fracture properties of geological reservoir rocks can influence their stability, transport characteristics, and performance related to various deep subsurface energy projects. The modified maximum tangential stress (M
Externí odkaz:
https://doaj.org/article/75641ba79ea04c6197015ea985f21149
Publikováno v:
Meitan xuebao, Vol 48, Iss 5, Pp 2179-2193 (2023)
Deep high-temperature rock is often subjected to different cooling mediums, and the deterioration of its mechanical properties is easy to induce some rock mass engineering disasters. Based on the three cooling ways, cooled in an oven, cooled in air a
Externí odkaz:
https://doaj.org/article/0154c7344f1a4540b9d6c8aa1e245ae1