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Dapeng Zhang, Bowen Zhao, Keqiang Zhu and Haoyu Jiang
The trawl system plays an irreplaceable role in deep-sea fishing. In the towing process of the trawl system, many complex mechanical phenomena occurs, so it is necessary to analyze the dynamic response of the deep-sea trawl system during the towing proce...
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Yanming Mu, Xiangying Hou and Xueming He
Gear vibration becomes unmanageable under extreme conditions, which shortens the time between overhauls of the helicopter reducer and affects the service efficiency of helicopters. For this purpose, an active precontrol strategy for shape and performance...
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Yiming Guo, Jianguo Yan, Xiaojun Xing, Xiwei Wu and Lingwei Li
This paper addresses the challenging problem of predefined-time heading control of a parafoil recovery system (PRS) with internal relative motions and external disturbance. On the basis of the PRS described by a 9-degree-of-freedom model, a simplificatio...
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Shun Wang, Dejun Feng, Fukun Gui and Zhijing Xu
A pile?net enclosure aquaculture facility, deployed in inshore waters, is a sustainable and ecological aquaculture pattern for rearing fish and other aquatic animals of economic value in China. It is essential to study the maximum force on and deformatio...
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Xiaohan Chen, Bing Liu and Guigao Le
Marine submersible buoy systems are widely-used equipment for ocean resource development. The marine submersible buoy system studied in this paper consists of the submersible buoy, the battery compartment, the anchor block, the mooring line, and the powe...
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Veronika Vala?ková and Jozef Melcer
The article is dedicated to a numerical and experimental analysis of the basic natural frequencies of a bridge structure. It presents the results obtained using the finite element method and the frequency response functions applied in two variants, using...
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Haiwei Wang, Cheng Ji, Fengxia Lu, Cheng Wang and Xueyan Sun
The dynamics analysis of a planetary gear set transmissions requires the creation of completely different models for different gears, which is very tedious. In this paper, a generalized dynamics modeling process is proposed for a three planetary gear set...
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Malte von Benzon, Fredrik Fogh Sørensen, Esben Uth, Jerome Jouffroy, Jesper Liniger and Simon Pedersen
This paper presents a simulation model environment for the popular and low-cost remotely operated vehicle (ROV) BlueROV2 implemented in Simulink? which has been designed and experimentally validated for benchmark control algorithms for underwater vehicle...
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Shihao Luo, Youhua Fan and Naigang Cui
The space elevator system is a space tether system used to solve low-cost space transportation. Its high efficiency, large load, reusability and other characteristics have broad application prospects in the aerospace field. Most of the existing mechanica...
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Shi He and Aijun Wang
The numerical procedures for dynamic analysis of mooring lines in the time domain and frequency domain were developed in this work. The lumped mass method was used to model the mooring lines. In the time domain dynamic analysis, the modified Euler method...
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