|
|
|
Longyong Shu
This study aimed to examine gas extraction technology in the goaf of an L-shaped borehole in the mining fissure zone of a short-distance coal seam group. The numerical simulation method was used to analyze the failure law of overlying rock during mining,...
ver más
|
|
|
|
|
|
|
Shuai Ma, Jun Hu, Xuegao Wang and Jiajia Ji
To make measurement of end-wall flow between blade rows in a compact multistage configuration possible, a miniature L-shaped five-hole probe was employed in this paper. This compact tip structure, realized by laser-printing instead of the conventional ma...
ver más
|
|
|
|
|
|
|
Wen-Hua Yin, Huan Yue and Xu Wang
In this study, the characteristics of wind-blown sand in the hinterland of the Tengger Desert and the regularity of sand deposition in road cutting are studied by combining a field test and numerical simulation. Firstly, the meteorological observation sy...
ver más
|
|
|
|
|
|
|
Xiaoyu Lu, Ruipeng Qin, Chunliang Dong and Chaotao Fan
In many underground engineering projects, rocks are often subjected to cyclic loading and unloading, such as repeated excavation of roadway surrounding rock, which will lead to damage to underground rocks, and the energy of rocks also changes. Therefore,...
ver más
|
|
|
|
|
|
|
Juan J. Torres, Can Li, Robert M. Apap and Ignacio E. Grossmann
This paper presents a tutorial on the state-of-the-art software for the solution of two-stage (mixed-integer) linear stochastic programs and provides a list of software designed for this purpose. The methodologies are classified according to the decompos...
ver más
|
|
|
|
|
|
|
Yunxu Shi, Zhe Wu, Wei Liu and Jin Wei
In this paper, a reduced-order analytical model for an L-shaped multi-beam structure with nonlinear joints is presented to investigate the nonlinear responses of the system with three-to-one internal resonances conditions. Firstly, the global mode shapes...
ver más
|
|
|
|
|
|
|
Yufeng Li, Jingbin Li, Wenhao Zhou, Qingwang Yao, Jing Nie and Xiaochen Qi
High precision navigation along specific paths is required for plant protection operations in dwarf and densely planted jujube orchards in southern Xinjiang. This study proposes a robotic path planning and navigation method for dense planting of red juju...
ver más
|
|
|
|
|
|
|
Gujji Murali Mohan Reddy, Alan B. Seitenfuss, Débora de Oliveira Medeiros, Luca Meacci, Milton Assunção and Michael Vynnycky
Although two-dimensional (2D) parabolic integro-differential equations (PIDEs) arise in many physical contexts, there is no generally available software that is able to solve them numerically. To remedy this situation, in this article, we provide a compa...
ver más
|
|
|
|
|
|
|
Pavel Khristo
Pág. 15 - 35
The influence of unadjustable-speed AC drive and adjustable-speed DC drive of the drydock main pumps on the network of the Okean shipyard (Ukraine) is investigated in MatLab SimPowerSystems.To accurately simulate deep-bar induction motors, the own method...
ver más
|
|
|
|
|
|
|
Elliotis, M. Georgiou, G. Xenophontos, C.
Pág. 213 - 222
|
|
|
|