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Yanzhao Wang, Guobin Xu, Zhicheng Liu and Deming Yang
The slip?stick vibration intensity of a plane gate is usually large, which often brings serious safety risks to itself and the auxiliary structure. The slip?stick vibration of a plane gate is investigated using an experimental model test. The test condit...
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Kunpeng Tian, Jicheng Huang, Bin Zhang, Aimin Ji and Zhonghua Xu
In response to the unclear impact of header vibration on cutting performance (stalk cutting quality and cutting energy consumption) during field operations of industrial hemp harvesters, this study utilized a vibration recorder to collect information on ...
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Hanqiao Han, Yun Long and Jinqing Zhong
When we tested the water jet propulsion pump, we found that there were significant vibrations in the pump, especially at small flow points that deviated from the design conditions. The water jet propulsion pump is a mixed-flow pump with guide vane, which...
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Yunhan Geng, Shaojuan Su, Tianxiang Zhang and Zhaoyu Zhu
Centrifugal pumps are susceptible to various faults, particularly under challenging conditions such as high pressure. Swift and accurate fault diagnosis is crucial for enhancing the reliability and safety of mechanical equipment. However, monitoring data...
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Yanan Wu, Haijun Xuan, Changyao Wu, Dong Mi, Mingmin Qu and Tao Jin
Underplatform dampers (UPDs), a type of dry friction damper, are commonly used for vibration reduction of turbine blades. This study investigated the effect of UPDs on the forced torsional vibration response of turbine blades within a multi-blade system....
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Qingyu Zhu, Qingkai Han, Jinguo Liu and Changshuai Yu
In this paper, a finite element model updating (FEMU) method is proposed based on the response surface model (RSM) and genetic algorithm (GA) to establish a high-precision finite element (FE) model of space station scientific experiment racks. First, the...
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Xiaoyuan Zheng, Cheng Zhang, Yifang Lou, Guangming Xue and Hongbai Bai
Active vibration control shows excellent performance in vibration isolation. In this work, the finite element model of a toothed electromagnetic spring (TES) is established using ANSYS Maxwell software. Subsequently, a static characteristic experiment of...
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Jens Kneifel, Robin Roj, Hans-Bernhard Woyand, Ralf Theiß and Peter Dültgen
This publication presents the development of an Industrial-Internet-of-Things device. The device is capable of completing several tasks, such as the acquisition of high-frequency measurement data and evaluating data via machine learning methods in an art...
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Xu Gao, Jiyuan Wei, Jiajing Huo, Zhishuai Wan and Ying Li
An improved re-entrant negative Poisson?s ratio metamaterial based on a combination of 3D printing and machining is proposed. The improved metamaterial exhibits a superior load-carrying and vibration isolation capacity compared to its traditional counter...
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Xiaolong Zhou, Xiangkun Wang, Haotian Wang, Linlin Cao, Zhongyuan Xing and Zhilun Yang
Rotor fault diagnosis has attracted much attention due to its difficulties such as non-stationarity of fault signals, difficulty in fault feature extraction and low diagnostic accuracy of small samples. In order to extract fault feature information of ro...
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