|
|
|
|
|
Qiaoyue Yang, Wei Li, Leilei Ji, Weidong Shi, Wei Pu, Yu Long and Xinrui He
This study presents a comprehensive investigation of the internal noise characteristics of a mixed-flow pump by combining computational fluid dynamics (CFD) and computational acoustics. The turbulent flow field of the pump is simulated using the unsteady...
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
|
|
|
|
|
|
|
|
|
|
|
Xin-Jiang Wei, Xiao Wang, Gang Wei, Cheng-Wei Zhu and Yu Shi
The vertical tunneling method is an emerging technique to build sewage inlets or outlets in constructed horizontal tunnels. The jacking force used to drive the standpipes upward is an essential factor during the construction process. This study aims to p...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xiao-Meng Dai, Liang Zong, Yang Ding, Hao-Wen Zhang and Feng-Wei Shi
The use of modular steel construction (MSC) achieves a minimum of on-site work and the potential for removability and reuse. In order to realize the overall disassembly of module buildings and the rapid off-site reconstruction after disassembly, special ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Gang Chen, Weixiang Shi, Lei Yu, Jizhuo Huang, Jiangang Wei and Jun Wang
In recent years, wireless sensors have progressively supplanted conventional limited sensors owing to their attributes of small size, low cost, and high accuracy. Consequently, there has been a growing interest in leveraging wireless sensor networks for ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jia-Ling Xie, Wei-Feng Shi, Ting Xue and Yu-Hang Liu
The fault detection and diagnosis of a ship?s electric propulsion system is of great significance to the reliability and safety of large modern ships. The traditional fault diagnosis method based on mathematical models and expert knowledge is limited by ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yuntao Shi, Hongfei Zhang, Wei Guo, Meng Zhou, Shuqin Li, Jie Li and Yu Ding
This research proposes a face detection algorithm named LighterFace, which is aimed at enhancing detection speed to meet the demands of real-time community applications. Two pre-trained convolutional neural networks are combined, namely Cross Stage Parti...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yuntao Shi, Qi Luo, Meng Zhou, Wei Guo, Jie Li, Shuqin Li and Yu Ding
Objects thrown from tall buildings in communities are characterized by their small size, inconspicuous features, and high speed. Existing algorithms for detecting such objects face challenges, including excessive parameters, overly complex models that ar...
ver más
|
|
|
|
|
|
|
|
|
|
|
Haijiao Yang, Jiahua Wei and Kaifang Shi
In the context of climate change, precipitation and runoff in the arid inland basins of northwest China have undergone significant changes. The Qaidam Basin (QB) is a typical highland arid inland area. Understanding the spatial and temporal variations in...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xinyu Hu, Ximing Shen, Yi Shi, Chen Li and Wei Zhu
|
|
|
|
|
|
|
|
|
|
|
Hui Li, Yi-Kun Ba, Ning Zhang, Yong-Jian Liu and Wei Shi
In regions with severe cold and high latitudes, concrete structures are susceptible to cracking and displacement due to uneven temperature stress, which directly impacts their normal utilization. Therefore, to investigate the temperature distribution cha...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xin Wei, Xiaojuan Shi, Honghu Ji and Jinlong Hu
In order to study the infrared radiation characteristics of an air-breathing hypersonic vehicle powered by a scramjet, it is necessary to solve the internal and external flow field of the air-breathing hypersonic vehicle. Owing to the complexity and diff...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hong Gan, Chengxuan Zhao, Guangfei Wei, Xiongyao Li, Guojun Xia, Xiao Zhang and Jingjing Shi
The lunar polar regions are key areas for future exploration due to the long-term continuous illumination and persistently shadowed regions that can cold trap abundant water and other volatiles. However, the complex terrain, dynamic lighting, and solar w...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yuankun Zhang, Qingjun Zhao, Bin Hu, Qiang Shi, Wei Zhao and Xiaorong Xiang
This paper presents a numerical simulation analysis of the flow and combustion characteristics of a fuel-rich LOX (liquid oxygen)/kerosene gas generator in an ATR (air turbo rocket) engine, examining the effects of local parameters on the combustion flow...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kaixin Wei, Peiji Shi, Pili Bao, Xianping Gao, Yang Du and Yanzhou Qin
The convection thermal coupling between adjacent power devices in power converters is dependent on the ambient temperature. When the ambient temperature changes, the convection thermal coupling also changes. This results in an inaccurate thermal model th...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yuhang Ma, Jiecheng Du, Tihao Yang, Yayun Shi, Libo Wang and Wei Wang
Robust optimization design (ROD) is playing an increasingly significant role in aerodynamic shape optimization and aircraft design. However, an efficient ROD framework that couples uncertainty quantification (UQ) and a powerful optimization algorithm for...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hailong Wei, Zhanfei Gu, Zhikui Liu, Yipeng Wang and Yansong Shi
In order to explore the creep characteristics of red clay under different pressures, the stress?strain curve and stress?strain?time curve of red clay under different pressures were obtained, and the triaxial shear and creep characteristics of red clay un...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tian-Ye Zhang, Dong-Rui Di, Xing-Liang Liao and Wei-Yu Shi
Forests, being the primary repository of terrestrial biodiversity, possess a significant capacity to regulate the phenomenon of climate change. It is additionally crucial to consider how natural disasters affect the state and development of forest biodiv...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shuo Shi, Xingtao Tang, Bowen Chen, Biwu Chen, Qian Xu, Sifu Bi and Wei Gong
Lidar can effectively obtain three-dimensional information on ground objects. In recent years, lidar has developed rapidly from single-wavelength to multispectral hyperspectral imaging. The multispectral airborne lidar Optech Titan is the first commercia...
ver más
|
|
|
|
|
|
|
|
|
|
|
Qiaorong Wei, Yanbin Yin, Bin Deng, Xuewei Song, Zhenping Gong and Ying Shi
The potato is the third largest food crop, and nitrogen fertilizer is important for increasing potato yields; however, the shallow root system of potatoes causes the nitrogen fertilizer utilization rate to be low, which results in waste and environmental...
ver más
|
|
|
|
|
|