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Guan-Yuan Zhao, Li Zhu, Wei Liu, Jia-Cheng Zhao and Jin-Xin Huo
The group studs arrangement is applied to prefabricated composite beams to significantly improve construction speed. However, contact vibration exists in the unconstrained interface area of the high-speed railway composite beam during the operation perio...
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Zhen Li, Tao Tang and Chunhai Gao
The automatic train operation system is a significant component of the intelligent railway transportation. As a fundamental problem, the construction of the train dynamic model has been extensively researched using parametric approaches. The parametric b...
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Hongye Gou, Wen Zhou, Changwei Yang, Yi Bao and Qianhui Pu
In this study, a dynamic response analysis procedure is proposed and applied to investigate the dynamic responses of a straddle-type concrete-filled steel tube tied arch bridge under train and truck loadings. A numerical model of the coupled monorail tra...
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Wenting Hou, Erol Tutumluer and Wenjing Li
A bridge approach, an essential component connecting a relatively rigid bridge and a more flexible track on subgrade soil, is one of the most common types of track transition zones. The tracks on a bridge deck often undergo significantly lower deformatio...
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Hristijan Mickoski, Ivan Mickoski, Marjan Djidrov and Filip Zdraveski
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Inmaculada Gallego Giner, Ana Rivas Alvarez, Santos Sánchez-Cambronero García-Moreno, Julián Lajara Camacho
Pág. 357 - 365
The aim of the paper is to present a numerical model for a ballasted railway track that includes the dynamic effect of a moving train load and predicts the values of the vertical stiffness of the infrastructure. This model is therefore deemed to be a too...
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Jiangming Wu, Hongzhi Yan, Shuangqi Liu, Yin Zhang and Wuzhong Tan
The modeling and simulation of gearboxes is important for analyzing the dynamic characteristics and designing control strategies of transmission systems. Variable-speed gearboxes include compound planetary gear trains and clutches, which complicates dyna...
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Yizheng Yu, Pengxiang Lv, Xiao Liu and Xiang Liu
The flow-induced vibration characteristic of the U-section rubber outer windshield structure of high-speed train is the key factor to limit its high-speed movement. Accurate and effective flow-induced vibration analysis of windshield structures is an imp...
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Jian Wen, Fabien Leurent, Xiaoyan Xie
Pág. 65 - 74
Control strategies are of crucial importance in operations of saturated transit lines. At a given bottleneck, delay propagates due to an excess of demand over supply. Operators therefore use optimal strategies (e.g. holding, fast-running, train-canceling...
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Wenbo Gao, Muxuan Pan, Wenxiang Zhou, Feng Lu and Jin-Quan Huang
Due to the strong representation ability and capability of learning from data measurements, deep reinforcement learning has emerged as a powerful control method, especially for nonlinear systems, such as the aero-engine control system. In this paper, a n...
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Yang Xinwen, Gu Shaojie, Zhou Shunhua, Shu Yao, Ma Xiaoyun
Pág. 291 - 300
A high speed train-track-subgrade vertical coupled dynamic model is developed in frequency domain. In this model, coupling effects between vehicle and track and between track and subgrade are considered. Full vehicle is represented by a rigid body model ...
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Chao Sun, Haiyan Wang, Chao Liu and Ye Zhao
The demands for lower Energy Efficiency Operational Index (EEOI) reflect the requirements of international conventions for green shipping. Within this context it is believed that practical solutions for the dynamic optimization of a ship?s main engine an...
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Yuankui Li, Jinlong Cui, Xinyu Zhang and Xuefeng Yang
This paper realizes the simultaneous optimization of a vessel?s course and speed for a whole voyage within the estimated time of arrival (ETA), which can ensure the voyage is safe and energy-saving through proper planning of the route and speed. Firstly,...
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Chunwei Hu, Xianfeng Liu, Sheng Wu, Fei Yu, Yongkun Song and Jin Zhang
Accurate crowd flow prediction is essential for traffic guidance and traffic control. However, the high nonlinearity, temporal complexity, and spatial complexity that crowd flow data have makes this problem challenging. This research proposes a dynamic g...
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Zhenjiang Wu, Chuiyu Lu, Qingyan Sun, Wen Lu, Xin He, Tao Qin, Lingjia Yan and Chu Wu
In recent years, the groundwater level (GWL) and its dynamic changes in the Hebei Plain have gained increasing interest. The GWL serves as a crucial indicator of the health of groundwater resources, and accurately predicting the GWL is vital to prevent i...
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Hongyin Yang, Wei Zhang, Aixin Zhang, Nanhao Wu and Zhangjun Liu
A new damage identification method is proposed to solve the problem of no correspondence between the element division form of the finite element model and the actual damage location. The three basic operators in the traditional genetic algorithm are impr...
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Sultan Ahmed Almalki, Ahmed Abdel-Rahim and Frederick T. Sheldon
The adoption of cooperative intelligent transportation systems (cITSs) improves road safety and traffic efficiency. Vehicles connected to cITS form vehicular ad hoc networks (VANET) to exchange messages. Like other networks and systems, cITSs are targete...
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Junxia Yang, Youpeng Zhang and Yuxiang Jin
High parking accuracy, comfort and stability, and fast response speed are important indicators to measure the control performance of a fully automatic operation system. In this paper, aiming at the problem of low accuracy of the fully automatic operation...
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Hyun-Su Kim
A structural analysis model to represent the dynamic behavior of building structure is required to develop a semi-active seismic response control system. Although the finite element method (FEM) is the most widely used method for seismic response analysi...
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Gregory Hill and Xavier Bellekens
Cryptovirological augmentations present an immediate, incomparable threat. Over the last decade, the substantial proliferation of crypto-ransomware has had widespread consequences for consumers and organisations alike. Established preventive measures per...
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