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Ziping Han, Guofeng Zeng and Feng Ye
As a novel form of railway transportation, maglev transportation has the advantages of a better curve negotiation ability and grade ability and lower noise and vibration than traditional urban wheel?rail transportation. Thus, it is suitable for use in ur...
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Lin Ke, Jinming Ye and Xiaoyu Zou
To reduce the structural vibration of the duct structure in pump-jet propulsors (PJPs) and lower the induced vibration noise, this study learned from the ?processor box? in an aero-engine and set a certain number of axial slots in the PJP. First, using f...
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Ting Jin, Guohua Kang, Jian Cai, Shaoxia Jia, Jinghua Yang, Xinghua Zhang, Zhenhua Zhang, Long Li and Fangfang Liu
The low-frequency disturbances transmitted by flexible cables are difficult to be attenuated for a novel disturbance-free payload spacecraft, which decreases the payload?s pointing accuracy and stability. In this research, a new spacecraft configuration ...
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Shuai Zhang, Weizhen Wei, Xiaoliang Chen, Liyou Xu and Yuntao Cao
The combination of characteristic parameters is the key and difficult point to improving the vibration attenuation of scissor seat suspension. This paper proposes a multi-objective optimization method based on entropy weight gray correlation to optimize ...
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Qingchao Yang, Zhaozhao Ma, Ruiping Zhou, Heow Pueh Lee and Kai Chai
In recent times, there has been a significant focus on electromagnetic resonant shunt damping (ERSD) and quasi-zero-stiffness vibration isolators (QZS VI) as prominent solutions for vibration mitigation or energy harvesting. In this paper, an innovative ...
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Liming Zhu, Jiang Meng, Lingkun Chen and Xiaolun Hu
Background: Studying the effects of traffic vibration on adjacent structures has produced fruitful results, but there is a lack of systematic research on the protection, assessment, and ambient vibration effects on cultural relics, and the majority of th...
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Yi Fang, Guo-Niu Zhu, Yudi Zhao and Chaochen Gu
High-speed motions performed by industrial machines can induce severe vibrations that degrade the positioning accuracy and efficiency. To address this issue, this paper proposes a novel motion profile design method utilizing a sinusoidal jerk model to ge...
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Zhiqiang Lu, Linrong Xu, Yunhao Chen, Yongwei Li, Na Su, Zixuan Yan and Kui Ding
During the operational phase of the expressway, a significant challenge arises concerning substantial differential settlement in the transition zone connecting the culvert and the general subgrade, affecting its smoothness. In order to address the issue ...
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Lipengcheng Wan, Yonglei Li, Jinyu Song, Xiang Ma, Xiangqian Dong, Chao Zhang and Jiannong Song
The vibration response of soil is a key property in the field of agricultural soil tillage. Vibration components of tillage machinery are generally used to reduce tillage resistance and improve work efficiency, and the pressure variation under low-freque...
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Feng Guo, Cangqin Jia, Zuochun Li, Yajian Wang, Feng Huang, Guihe Wang and Shuo Yang
Sheet piles are extensively used as foundation structures in urban environments. However, the vibrations associated with sheet pile construction can potentially adversely affect existing buildings, as well as cause discomfort to nearby residents. This st...
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