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Liangang Yin, Zheping Yan and Yunzhi Hou
The unmanned underwater vehicle (UUV) group composed of UUVs carrying different kinds of detection equipment is powerful for underwater target searching and detection. In this paper, a formation transformation method, used while the mission of the UUV gr...
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Mingyao Zhang, Zheping Yan, Jiajia Zhou and Lidong Yue
This paper focuses on the collision-free formation tracking of autonomous underwater vehicles (AUVs) with compound disturbances in complex ocean environments. We propose a novel finite-time extended state observer (FTESO)-based distributed dual closed-lo...
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Xiaoli Pan, Zheping Yan, Heming Jia, Jiajia Zhou and Lidong Yue
Formation control, which is a core problem in multi-autonomous underwater vehicle (AUV) systems, plays an important role in realizing safe and accurate cooperation of multi-AUV systems. This paper provides a study on fault-tolerant formation control for ...
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Zheping Yan, Weidong Liu, Wen Xing and Enrique Herrera-Viedma
How an autonomous underwater vehicle (AUV) performs fully automated task allocation and achieves satisfactory mission planning effects during the search for potential threats deployed in an underwater space is the focus of the paper. First, the task assi...
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Zheping Yan, Lidong Yue, Jiajia Zhou, Xiaoli Pan and Chao Zhang
In this paper, the formation coordination control of discrete-time distributed leaderless multiple autonomous underwater vehicle (AUV) system with double independent position?velocity communication topology and control inputs on a nonconvex set is studie...
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Zheping Yan, Anzuo Jiang and Chonglang Lai
In this paper, the formation control problem for a group of unmanned underwater vehicles (UUVs) is investigated considering collision avoidance and environment disturbances. To address the external force effect of the environment, such as waves and curre...
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Dong Liu, Feihong Yun, Kefeng Jiao, Liquan Wang, Zheping Yan, Peng Jia, Xiangyu Wang, Weifeng Liu, Xiaoquan Hao and Xiujun Xu
Underwater oil and gas pipelines are prone to alignment differences and angle offsets during docking, and the spherical flange connector can address this problem. Its main function is to enable compensation of the different angles of the pipeline during ...
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Feihong Yun, Dong Liu, Xiujun Xu, Kefeng Jiao, Xiaoquan Hao, Liquan Wang, Zheping Yan, Peng Jia, Xiangyu Wang and Bin Liang
Taking a subsea collet connector as an example, the contact characteristics of the sealing structure of the subsea connector under thermal?structural coupling were studied. Considering the heat transfer problem of the subsea connector in deep water, the ...
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Kefeng Jiao, Feihong Yun, Zheping Yan, Gang Wang, Peng Jia, Liquan Wang, Dong Liu and Xiaoquan Hao
The sealing performance of the rubber packer is of vital importance for the subsea retractable connector, and the cross-sectional shape of the rubber packer is one of the most important factors affecting it. The compression distance of the rubber packer ...
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Feihong Yun, Gang Wang, Zheping Yan, Peng Jia, Xiujun Xu, Liquan Wang, Haiting Sun and Weifeng Liu
The contact mechanics model of the metal lens-type sealing gasket is established on the basis of Hertz theory on the macroscopical scale in this paper. The relationship among sealing width, contact pressure, and preload is solved. Based on the structural...
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