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Koichiro Hirose, Koji Fukudome, Hiroya Mamori and Makoto Yamamoto
Ice crystal icing occurs in jet engine compressors, which can severely degrade jet engine performance. In this study, we developed an ice crystal trajectory simulation, considering the state changes of ice crystals with a forced convection model, indicat...
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Kaipeng Zhu, Kai Li, Yadong Ji, Xiaolong Li, Xuan Liu, Kaide Liu and Xuandong Chen
The microscopic pore structure of sandstone determines its macroscopic permeability. Based on computer tomography (CT) technology, CT scans were performed on three different types of sandstone pore structures, namely coarse sandstone, medium sandstone, a...
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Zhenyang He, Wenbin Wu, Junrong Wang, Lan Ding, Qiangbo Chang and Yahao Huang
When the underwater submersible encounters an internal solitary wave (ISW), its loadings and motions are significantly disturbed. To investigate the interaction mechanism between the suspended submersible and the ISW, a three-dimensional ISW?submersible-...
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Feng Wang, Peng Huang, Rongxin Zhao, Huayong Wu, Mengjin Sun, Zijie Zhou and Yun Xing
Debris poses multifaceted risks and jeopardizes various aspects of the environment, human health, safety, and infrastructure. The debris trajectory in turbulent wind flow is more dispersed due to the inherent randomness of the turbulent winds. This paper...
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Tong Lin, Mingying Huo, Naiming Qi, Jianfeng Wang, Tianchen Wang, Haopeng Gu and Yiming Zhang
Electroaerodynamic unmanned aerial vehicles (EAD-UAVs) are innovative UAVs that use high-voltage asymmetric electrodes to ionize air molecules and Coulomb force to push these ions to produce thrust. Unlike fixed-wing and rotor UAVs, EAD-UAVs contain no m...
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Gang Huang, Min Hu, Xueying Yang and Peng Lin
Multi-UAV cooperative trajectory planning (MUCTP) refers to the planning of multiple flyable trajectories based on the location of each UAV and mission point in a complex environment. In the planning process, the complex 3D space structure increases the ...
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Danil Ivanov, Goncalo Amaro, Yaroslav Mashtakov, Mikhail Ovchinnikov and Anna Guerman
A formation flying control algorithm using the Lorentz force for Low Earth Orbits to achieve a trajectory with required shape and size is proposed in the paper. The Lorentz force is produced as a result of interaction between the Earth?s magnetic field a...
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Lingli Zhang, Chengming Luo, Xiyun Ge, Yuxin Cao, Haobo Zhang and Gaifang Xin
The efficient coverage of underwater wireless sensor networks (UWSNs) has become increasingly important because of the scarcity of underwater node resources. Complex underwater environments, water flow forces, and undulating seabed reduce the coverage ef...
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Guoquan Xiao, Guihong Zheng, Chao Tong and Xiaobin Hong
An overall framework of the virtual testing system has been established based on the analysis of the virtual testing requirements for autonomous navigation performance of unmanned surface vehicles (USVs). This system consists of several modules, includin...
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Haochen Li, Haibing Chen, Chengpeng Tan, Zaiming Jiang and Xinyi Xu
Optimal entry flight of hypersonic vehicles requires achieving specific mission objectives under complex nonlinear flight dynamics constraints. The challenge lies in rapid generation of optimal or near-optimal flight trajectories with significant changes...
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