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Shuo Liu, Zijing Yu, Tao Wang, Yifan Chen, Yu Zhang and Yong Cai
In the traditional motion control method of an unmanned sailboat, the sail and rudder are divided into two independent controllers. The sail is used to obtain the thrust and the rudder is used to adjust the yaw angle. The traditional control method does ...
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Guohong Chen, Peng Cai, Jiewei Zhan, Yueqiao Yang, Zhaowei Yao and Zhaoyue Yu
Since the beginning of spring 2022, successive landslides have occurred in the eastern pit slope of the Wolong Coal Mine in Qipanjing Town, Otog Banner, Inner Mongolia, which has adversely affected the mine?s production safety. This study aims to reveal ...
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Shichao Wang, Jun Song, Junru Guo, Yanzhao Fu, Yu Cai and Linhui Wang
As one of the most significant disturbance sources in the upper marine environment of the South China Sea, tropical cyclones (typhoons) serve as a typical research subject for investigating the energy transfer process between the ocean and atmosphere. Ut...
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Xun Zhang, Qiankun Liu, Weiwei Xiao, Fan Yu, Liming Cai and Lianzhi Song
In this investigation, a U-shaped connection (U-C) was introduced for a prefabricated steel plate shear wall with beam-only connections. This design replaces a portion of shear bolts with tension bolts to enhance bolt efficiency and reduce the overall bo...
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Shuangying Yu, Liu Hu, Yiqing Liu and Xiaodong Cai
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Feilong Li, Changshan Jiang, Guoqing Cai, Jianjun Luo, Qian Yu, Heqing Zhang and Lei Wang
In this study, a refined three-dimensional stratigraphic?structural model is established based on ABAQUS finite element software, and the basis for determining pneumatic and vibration loads is explained in detail. From this, the force characteristics of ...
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Chun-Rui Wang, Liang-Min Huang, Jia-Yue Yu, Jian-Di Cai and Ta-Jen Chu
Tourist satisfaction is an important reference in destination management decisions, but on-site validation is often lacking. By exploring the relationship between the current situation of recreational fishery and tourism satisfaction evaluation, we can a...
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Yilin Liu, Ruochen Liu, Ruihang Yu, Zhiming Xiong, Yan Guo, Shaokun Cai and Pengfei Jiang
To reduce costs, an unmanned swarm usually consists of nodes with high-accuracy navigation sensors (HAN) and nodes with low-accuracy navigation sensors (LAN). Transmitting and fusing the navigation information obtained by HANs enables LANs to improve the...
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Jin Zhang, Yiqi Huang, Yu Pi, Cheng Sun, Wangyang Cai and Yuanyuan Huang
With the continuous development of the software industry, software is gradually becoming more inclined towards containerized deployment. This paper provides a prediction algorithm based on deep learning to monitor and record the resource usage of the mac...
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Junbo Gao, Ze Cai, Wangjing Yu and Wei Sun
An active area of study under the dual carbon target, which is based on automatic identification systems (AIS), is the emission inventory of pollutants from ships. Data compression is required because there is currently so much data that it has become di...
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Chi Zhang, Shanli Zhang, Harrif Santo, Minbo Cai, Modi Yu and Michael Si
Reduced-order stick models are frequently employed to obtain dynamic amplification factors of self-elevating units (SEU), while the full-order finite element (FE) models are used for quasi-static analyses. This paper develops an efficient framework to cr...
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Chuang Zhou, Nanjia Yu, Shuwen Wang, Shutao Han, Haojie Gong, Guobiao Cai and Jue Wang
Liquid rocket engines with hydrogen peroxide and kerosene have the advantages of high density specific impulse, high reliability, and no ignition system. At present, the cooling problem of hydrogen peroxide engines, especially with regenerative cooling, ...
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Yuting Shang, Yifan Deng, Yuanli Cai, Yu Chen, Sirui He, Xuanchong Liao and Haonan Jiang
The escalating proliferation of space debris poses an increasing risk to spinning satellites, elevating the probability of hazardous collisions that can result in severe damage or total loss of functionality. To address this concern, a pioneering inflata...
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Hui Tian, Xianzhu Jiang, Yudong Lu, Yu Liang, Hao Zhu and Guobiao Cai
A novel fuel grain configuration comprising two star-segmented grains is proposed. The effect of the rotation, mid-chamber length, and segmented position on the fuel regression rate and the combustion efficiency in hybrid rocket motors with star-segmente...
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Bohao Tang, Lihua Cai, Shuai Yang, Jiaxing Xu and Yi Yu
Concentric circular antenna arrays (CCAAs) can obtain better performance than other antenna arrays. However, high overhead and excessive sidelobes still make its application difficult. In this paper, we consider the sparse synthesis optimization of CCAAs...
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Shenghua Xu, Yang Gu, Xiaoyan Li, Cai Chen, Yingyi Hu, Yu Sang and Wenxing Jiang
The internal structure of buildings is becoming increasingly complex. Providing a scientific and reasonable evacuation route for trapped persons in a complex indoor environment is important for reducing casualties and property losses. In emergency and di...
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Ye Yu, Linghui Cai, Changmin Zhang, Li Wang, Rui Zhu, Yanran Huang and Taotao Cao
Using 2D/3D seismic data and a large number of drilling and logging data and applying sequence stratigraphy, seismic sedimentology, and petroleum geology concepts, the characteristics of the sedimentary sequence of the forced regression have been analyse...
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Hui Cai, Junli Zhang, Jingqiu Yu and Zheren Zhang
DC short-circuit faults are one of the challenges for modular multilevel converter (MMC) based DC grid. It is vital for proper design of protection system to estimate the fault currents and voltages. The existing calculation methods based on RLC equivale...
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Gang Xu, Xianhua Chen, Xing Cai, Yunhong Yu and Jun Yang
This paper aims to characterize the three-dimensional (3D) internal structure evolution of asphalt mixtures under freeze?thaw cycles. Asphalt mixtures with three levels of design void content (3%, 5%, and 7%) were prepared in the laboratory. Subsequently...
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Yuan Li, Chi Zhang, Yu Cai, Mingxiao Xie, Hongshuai Qi and Yigang Wang
Implementing shoreface nourishment is an effective method to protect sandy beaches. A better understanding of the equilibrium mechanism of shoreface nourishments is necessary for coastal engineering designs and constructions. Two experiments on the beach...
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