Zobrazeno 1 - 10
of 1 290
pro vyhledávání: '"SPH method"'
Autor:
Sayakhat Nukeshev, Dinara Kossatbekova, Mikalai Ramaniuk, Almat Sagitov, Yerzhan Akhmetov, Indira Mamyrbayeva, Khozhakeldi Tanbayev, Kaldybek Tleumbetov
Publikováno v:
AgriEngineering, Vol 6, Iss 3, Pp 2326-2351 (2024)
The development of restoration technology and meadows, improvement of run-down pastures, and productivity improvement of old crops of perennial grasses is an urgent problem in agriculture. The tillage traction force in seeder designing and manufactur
Externí odkaz:
https://doaj.org/article/ede4431add0643028bdb81e871069b6b
Publikováno v:
工程科学学报, Vol 46, Iss 6, Pp 973-981 (2024)
The degree of crushing blocks during open-air blasting is the primary measurement standard for comprehensive costs such as drilling, shoveling, transportation, and follow-up processes. Powder factor is the primary influencing factor and is typically
Externí odkaz:
https://doaj.org/article/311975579fa148ee80191b7d4e9fd169
Autor:
Jingyao Gao, Guangqi Chen, Zhijie Wang, Liping Li, Yasuhiro Mitani, Changze Li, Hongyun Fan, Xinyan Peng, Yifan Jiang
Publikováno v:
Underground Space, Vol 13, Iss , Pp 1-22 (2023)
The sanding process caused by karstification in dolomite creates a special sandy dolomite stratum, where the frequent catastrophic instability of the surrounding rock occurred during tunnel construction. In this study, the micro-origin and macro-perf
Externí odkaz:
https://doaj.org/article/661dd400ff1344ecae7cb2b85e907c3f
Publikováno v:
Buildings, Vol 14, Iss 10, p 3143 (2024)
In practical engineering, a shed-tunnel structure often encounters repeated impacts from rockfall during its whole service life; therefore, this research focuses on exploring the dynamic response characteristics of shed-tunnel structures under repeat
Externí odkaz:
https://doaj.org/article/efccf544d8e14f1ba4178d7ff25bf37d
Publikováno v:
Frontiers in Marine Science, Vol 11 (2024)
This study addresses the challenge of simulating fluid flow around flexible net panels, which are critical components in aquaculture systems. Traditional grid-based Eulerian methods struggle with the complex deformations and interactions of such pane
Externí odkaz:
https://doaj.org/article/9c14d926baa742ecbf69c0f25fb2219f
Publikováno v:
Hangkong gongcheng jinzhan, Vol 14, Iss 5, Pp 152-161 (2023)
Aircraft tire hydroplaning can cause a sharp decrease in friction between it and the ground, increasing the takeoff and landing distance of the aircraft, and thus affecting flight safety. Therefore, it is necessary to carry out research on airplane t
Externí odkaz:
https://doaj.org/article/b130febdbd2f400ea792488d8cf33896
Publikováno v:
Engineering Computations, 2023, Vol. 40, Issue 5, pp. 1245-1265.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/EC-06-2022-0394
Publikováno v:
Water, Vol 16, Iss 13, p 1855 (2024)
Complex bedding properties and in situ stress conditions of shale formation lead to complex hydraulic fracturing morphologies. However, due to the limitations of traditional numerical methods, the simulation of hydraulic fracturing in shale formation
Externí odkaz:
https://doaj.org/article/537555038797446fb196f1efef02437f
Publikováno v:
Case Studies in Thermal Engineering, Vol 54, Iss , Pp 104019- (2024)
To study the hydrothermal evolution law in buffer materials, based on the heat balance equation of unsaturated soil and the quality control equation of water migration, a coupled heat-water-vapor model of unsaturated soil is proposed. This model comp
Externí odkaz:
https://doaj.org/article/7f320c24b4ec4bbc9c85f1e54f15fcce
Autor:
Li Zhongzhi
Publikováno v:
Applied Mathematics and Nonlinear Sciences, Vol 9, Iss 1 (2024)
The boat tiller (machine tiller) uses the floating working principle to make the hull and drive wheel bear the general tractor drive wheel load and drive two functions, respectively, so that it has good applicability in the operation of deep muddy fo
Externí odkaz:
https://doaj.org/article/7cca29adb18542ac87dcd773d6d9cf59