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Characteristics of sustained attention impairment in individuals under simulated positive acceleration stress: separation effect of early and late stage cognitive processing [PDF]
Frontiers in Behavioral NeuroscienceObjectiveThis study aimed to investigate the mechanisms underlying impaired sustained attention under positive acceleration stress.MethodsWe used a lower body negative pressure model to simulate positive acceleration stress and employed ...
Yang Liao +6 more
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Sensors, 2022 Computer-vision-based target tracking is a technology applied to a wide range of research areas, including structural vibration monitoring. However, current target tracking methods suffer from noise in digital image processing.
Guang-Yu Nie +4 more
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Buildings, 2023 In order to solve the shortcomings of traditional TLDs (tuned liquid dampers), such as their narrow frequency bands and their occupation of large amounts of space, based on deep-water theory, a new type of TLD incorporating Karmen vortex street theory is
Hongmei Ren, Qiaoqiao Fan, Zheng Lu
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Shaking Table Test and Parameter Analysis on Vibration Control of a New Damping System (PDAL)
Buildings, 2022 In order to make full use of the advantages of PD (particle damper) and TLD (tuned liquid damper) technologies, a new kind of damping system combining these two already-existing dampers is proposed and was named as PDAL (tuned particle damper with ...
Hongmei Ren, Qiaoqiao Fan, Zheng Lu
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Mechanics & Industry, 2021 In this paper, for studying the influence of the randomness of structural parameters of high-speed elevator lifting system (HELS) caused by manufacturing error and installation error, a continuous time-varying model of HELS was constructed, considering ...
Zhang Qing +3 more
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Taiyuan Ligong Daxue xuebao, 2021 On the basis of the health monitoring system of Taiyuan South Railway Station Steel Structure House, the measured acceleration data of the steel structure station during train arrival、departure and pass, crowd-induced excitations, and construction load ...
Hui GUO, Yi AN, Xin CHENG, Honggang LEI
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Gong-kuang zidonghua, 2020 At present,current sinusoidal vibration test method for mine-used lithium ion storage battery cannot fully reflect fatigue life and reliability of the battery structure, as well as vibration response of its internal structure and vibration ...
LI Bo
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Applied Sciences, 2022 This article presents a numerical study that aims to explore the impacts of the stiffness of elastomeric bearings on the dynamic behavior of railway bridges under train-induced vibrations.
Emrah Erduran +2 more
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Centrifugal shaking table tests on dynamic response of bucket foundation-sandy soil
Yantu gongcheng xuebao, 2020 In the sites with seismic intensity greater than 7 degrees, liquefaction identification of sandy soil within 15 m is required by the relevant seismic codes.
LIU Run 1, LI Cheng-feng 1, LIAN Ji-jian 1, MA Peng-cheng 2
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Remote Sensing, 2023 Under external load excitation, damage such as breathing cracks and bolt loosening will cause structural time domain acceleration to have nonlinear features.
Heng Zuo, Huiyong Guo
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