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Zhu Li, Chengen Qi, Rui Gao, Bin Yu, Yiran Zhu, Hong Zhang and Jingyu Zhang
Fracturing hard roofs by ground hydraulic action is an important control technology for the strong mine pressure in the stope. In this paper, a new simulation method, ?separate + interface,? is proposed, and two physical simulation experiments are conduc...
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Jirong Qi, He Liao, Yufei Xu, Zhu Zhu and Chaolan You
The cablelessness of non-contact close-proximity formation satellites can fundamentally avoid the influence of non-contact interface coupling effects and can further enhance the attitude pointing accuracy and stability of the payload module (PM). However...
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Ming Qi, Wenguo Zhu and Shu Li
The flight of a migratory bird-like flapping-wing aircraft is characterized by a low Reynolds number and unsteadiness. The selection of airfoil profiles is critical to designing an efficient flapping-wing aircraft. To choose the suitable airfoil for vari...
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Chunling Wang, Tianyi Hang, Changke Zhu and Qi Zhang
The Czech Republic is one of the countries along the Belt and Road Initiative, and classifying land cover in the Czech Republic helps to understand the distribution of its forest resources, laying the foundation for forestry cooperation between China and...
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Qi Zhu, Su-Mei Wang and Yi-Qing Ni
Maglev transportation is a highly promising form of transportation for the future, primarily due to its friction-free operation, exceptional comfort, and low risk of derailment. Unlike conventional transportation systems, maglev trains operate with no me...
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Xinyao Li, Xicong Wang, Yangyang Zhu, Zhe Liu and Zhenhong Qi
The Chinese government is making vigorous efforts to control agricultural pollution. The promotion of an ecological planting?breeding mix pattern is one of them. Farmers? mode of production will affect their subjective well-being. Thus, this paper aims t...
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Ying Zhang, Qi Zhang, Yu Zhang and Zhiyuan Zhu
Ocean wireless sensor networks (OWSNs) play an important role in marine environment monitoring, underwater target tracking, and marine defense. OWSNs not only monitor the surface information in real time but also act as an important relay layer for under...
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Bo Sun, Qi Zhang, Wenxuan Zhu, Jian Leng and Guanlin Ye
Monopiles are commonly used in the construction of offshore wind turbines. However, implementing drive-drill-drive construction techniques in decomposed granite seabed may lead to borehole instability during the window period between drilling and pile dr...
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Mao Zheng, Xin Li, Yu Bai, Shijun Tang, Peiyang Li and Qi Zhu
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Mengxiang Wang, Haibo Wang, Qi Zong, Feng Xiong, Qian Kang, Chun Zhu and Yuanyuan Pan
Smooth surface blasting control technology is aimed at blasting the rock body until it is left with a smooth surface and to protect it from damage; the current air spaced axial uncoupled charge and air spaced radial uncoupled continuous charge are effect...
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Xiaomeng Shi, Jinglai Sun, Yi Qi, Xiangyang Zhu, Xueming Zhang, Ruisong Liang and Hongjiang Chen
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Ming Qi, Wenguo Zhu and Shu Li
For large bird-like flapping wing aircraft, the fluid?structure coupling problem is very important. Through the passive torsional deformation of the wing, sufficient thrust is generated and propulsion efficiency is ensured. Moreover, spanwise bending def...
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Xuyang Guo, Yan Jin, Jingyu Zi, Jiaying Lin, Bolong Zhu, Qian Wen and Qi Jing
Sand production has been identified as a key reason limiting sustained and commercial gas production in methane-hydrate-bearing sediments. Production tests in Canada and Japan were terminated partially because of excessive sand production in pilot wells....
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Yanfei Zhu, Ying Li, Yun Lin, Mo Chen, Qi Guo and Zhisheng Zhang
Based on the individual traits of the user?s construal level differences, this study examines the visual cognition differences of graphic?text combined icon concreteness in the interface between users with high and low construal levels. We classified fou...
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Lei Fu, Zepeng Ma, Debin Wu, Jia Liu, Fang Xu, Qi Zhong and Tiantian Zhu
Rolling bearing is a pivotal component for rotating equipment, which has high failure rates. Bearing failure can cause the equipment to lose control or even casualties, resulting in significant economic losses. This article diagnoses the bearings in vari...
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Yanfei Zhu, Jie Gu, Yun Lin, Mo Chen, Qi Guo, Xiaoxi Du and Chengqi Xue
As a simple, discontinuous, surface deformation statistical map, Dorling cartograms are effective means with which to characterize the geographic distribution of event data attributes. According to existing research, behavioral differences exist in the v...
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Zhu Zhang, Tongchun Li, Lanhao Zhao and Huijun Qi
The precise analysis of the overall mechanical performance of prestressed concrete cylinder pipes (PCCPs) with broken wires is a complicated problem. In this article, powerful finite element numerical means are applied to solve this problem. Firstly, the...
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Fancheng Zeng, Guanqiu Qi, Zhiqin Zhu, Jian Sun, Gang Hu and Matthew Haner
With the increase in the complexity and informatization of power grids, new challenges, such as access to a large number of distributed energy sources and cyber attacks on power grid control systems, are brought to load-frequency control. As load-frequen...
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Zhigang Zeng, Zuxing Chen, Haiyan Qi and Bowen Zhu
Studies of the element contents and isotopic characteristics of sulfide minerals from seafloor hydrothermal sulfide deposits are a significant method of investigating seawater-fluid mixing and fluid-rock and/or sediment interactions in hydrothermal syste...
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Jiao Qu, Juanjuan Liu and Qi Zhu
Developing an efficient approach to improve the luminescence of the phosphors without heating processing is a challenge, but attracts much attention. In the present paper, prismatic microcrystals of RE4O(OH)9NO3 (RE = Y, Eu) were synthesized by a hydroth...
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