Explanipedia

Is It More Common to Persuade Others to Break Up Online? The Influence of Perceived Anonymity on Online Breakup Persuasion Attempts in Others' Romantic Conflict Open

Hongyi Lin, Xuesong Jin, Yali Zhang · 2025

In five studies, integrating the Social Identity Model of Deindividuation Effects (SIDE) and the Constructivist Model of Wisdom, we examined the social phenomenon of ‘online breakup persuasion’ and explored its influencing factors and unde…

Folate-Functionalized ROS-Scavenging Covalent Organic Framework for Oral Targeted Delivery of Ferulic Acid in Ulcerative Colitis Open

Xuesong Jin, Z.Y. Qiao, Shiyu Huang, Mubarak G. Bello, Lihua Chen · 2025

Background/Objectives: Ulcerative colitis (UC) involves chronic colon inflammation and oxidative stress. Treating UC is challenging due to systemic drug side effects and poor targeted delivery. Nanocarriers responsive to the UC microenviro…

Bundle recommendation methods considering rating data differences for online retailers Open

Yan Fang, Qiuqin An, Xuesong Jin, Ying Liu · 2025

Bundling has emerged as a pivotal marketing strategy for online retailers, offering mutual benefits to both merchants and consumers in the rapidly expanding e-commerce landscape. Among various types of user behavior data, user-generated pr…

Folate-Functionalized ROS-Scavenging Covalent Organic Framework for Oral Targeted Delivery of Ferulic Acid in Ulcerative Colitis Open

Xuesong Jin, Z.Y. Qiao, Shiyu Huang, Mubarak G. Bello, Lihua Chen · 2025

Objective: To develop a multi-functional, orally delivered nanocarrier for ulcerative colitis (UC) that enhances the therapeutic efficacy of ferulic acid (FER) through targeted delivery, including potential folate receptor-mediated cellula…

A Reinforcement Learning Hyper-Heuristic with Cumulative Rewards for Dual-Peak Time-Varying Network Optimization in Heterogeneous Multi-Trip Vehicle Routing Open

Xiaochuan Wang, Na Li, Xuesong Jin · 2025

Urban logistics face complexity due to traffic congestion, fleet heterogeneity, warehouse constraints, and driver workload balancing, especially in the Heterogeneous Multi-Trip Vehicle Routing Problem with Time Windows and Time-Varying Net…

Research on Application of Deep Learning in Medical Diagnosis Open

Xuesong Jin · 2025

The demand for efficient and precise diagnosis in the field of medical diagnosis is currently increasing exponentially. Traditional medical diagnostic methods face significant limitations in processing vast amounts of medical data and stra…

Global trends of purinergic receptors and depression: A bibliometric analysis from 2003 to 2023 Open

Biao Huang, Weining Chen, Chun-mei Peng, Xiuli Shen, Xuesong Jin , et al. · 2025

BACKGROUND Depression significantly threatens human health. Purinergic receptors are reported to be associated with depression. However, there is no bibliometric research in this field have been published. AIM To provide some reference for…

A critical review of wheel/rail high frequency vibration-induced vibration fatigue of railway bogie in China Open

Xingwen Wu, Zhenxian Zhang, Wubin Cai, Ningrui Yang, Xuesong Jin , et al. · 2024

Purpose This review aims to give a critical view of the wheel/rail high frequency vibration-induced vibration fatigue in railway bogie. Design/methodology/approach Vibration fatigue of railway bogie arising from the wheel/rail high frequen…

Topological Optimization of Spatial Indexing Mechanisms Based on Nonlinear Characteristics Open

Hanwu Liu, Changjun Li, Xuesong Jin, Hua Zhang · 2024

Analysis of the resonance frequencies of multiple wheels–track coupled system based on the wave approach Open

Qinghua Guan, Binbin Liu, Zefeng Wen, Xuesong Jin · 2023

Effect of the Laying Order of Core Layer Materials on the Sound-Insulation Performance of High-Speed Train Carbody Open

Ruiqian Wang, Dan Yao, Jie Zhang, Xinbiao Xiao, Xuesong Jin · 2023

The design of sound-insulation schemes requires the development of new materials and structures while also paying attention to their laying order. If the sound-insulation performance of the whole structure can be improved by simply changin…

Speed Limit of Linear Induction Motor Subway Trains Running through 65 m Radius Curves on Yard Line Open

Qing Zhou, Jianuo Wang, Jian Han, Xuesong Jin · 2023

Linear induction motor (LIM) subway yard line often have very-small-radius curves and small turnouts with “S”-shaped curves in the middle. The lateral stability of the train is low, and wheel-climb (slipway) derailments often occur at a sp…

Study on the Rail Corrugation at Weld Joint of Steel Spring Floating Slab Track I: Initial Evolution Open

Li Xia, Wu Lei, Zefeng Wen, Xuesong Jin, Anbin Wang · 2023

摘要: 现场调查测试某地铁钢弹簧浮置板直线轨道上焊接接头附近的初始波磨,其特征波长为250~600 mm,距离钢轨内侧20 mm处的波磨比30 mm和40 mm处严重。基于刚柔耦合的地铁车辆-钢弹簧浮置板轨道动力学模型、Kalker的三维非赫兹滚动接触模型、材料磨损模型和磨耗叠加模型,建立地铁车辆-浮置板轨道钢轨波磨计算模型,以此分析计算了凹形焊接接头处波磨的初始演化规律。数值仿真结果表明,波磨演化过程中不同阶段左右轨波磨特征波长存在差异;随着波磨的不断发展,左右轨波磨特征…

Study on Dynamic Modeling and Damping Characteristics of Vehicle-track Coupling Considering Resilient Wheelset Open

WANG Jia-nuo, Qi Wang, Han Jian, Xinbiao Xiao, Xuesong Jin · 2023

摘要: 弹性轮对作为一种减振降噪的轮对结构,通常用于有轨电车这类对振动噪声有较高要求的轨道交通系统。由于弹性轮对结构复杂,因此建立理想的动力学模型成为研究弹性轮对的重点和难点。建立弹性轮对车辆-轨道空间耦合动力学模型,将弹性轮对解耦为轮芯、左轮辋和右轮辋3部分,每部分均考虑6自由度,轮芯与轮辋间通过橡胶层连接。轨道系统被考虑为钢轨-轨道板-路基的多层结构,钢轨采用Timoshenko梁模拟。对比分析弹性轮对车辆和普通轮对车辆在随机谱和冲击条件下的动力学和减振特性,分析轮辋载…

Transient Meshing Contact Simulation of Locomotive Traction Helical Gear Open

Wei Fan, ZHAO Xin, Yifei Luo, Zefeng Wen, Xuesong Jin · 2023

摘要: 齿轮副是机械结构普遍采用的关键传动部件,其啮合接触状态直接影响机构运行品质。采用显式有限元法,建立三维齿轮副瞬态啮合接触模型,将齿轮副三维几何、弹性变形和系统振动等复杂因素考虑在内,于时域内重现轮齿间瞬态啮合接触,获得接触斑、法/切向接触应力、相对滑移及齿面磨耗的随时变化。齿面间滚动接触由基于罚函数的"面-面"接触算法求得,引入非牛顿弹流润滑摩擦,采用考虑部分弹流润滑的Archard模型计算齿面磨耗。以国内某大功率电力机车牵引斜齿轮副为例,分析理想齿形下速度和牵引系…

Research Progress of High-Speed Wheel–Rail Relationship Open

Xuesong Jin · 2022

The research on wheel–rail relationship includes the basic theoretical models and corresponding numerical methods of wheel–rail in rolling contact, geometric parameter matching and material matching of them, friction and wear, wheel–rail r…

Investigation on Abnormal Wear of Metro Wheels through Simulations of Wheel/Rail Profile Matching Open

Dexiang Ren, Gongquan Tao, Wei Li, LU Wenjiao, Zefeng Wen , et al. · 2022

：The wheel abnormal wear of a certain B-type metro train is analyzed in detail by means of field experiments and numerical simulation.The wheel/rail static contact is analyzed based on wheel/rail contact geometry relationship and wheel/rai…

Vibration Behaviour of Railway Track under High Speed Moving Load Open

Qinghua Guan, Wenbo Wang, Zefeng Wen, Xuesong Jin · 2022

摘要: 考虑高速移动载荷作用下轨道结构的离散轨枕支撑、钢轨剪切变形及转动惯量对轨道振动响应的影响,建立基于Timoshenko梁的双层黏弹性离散支撑轨道振动模型,利用Fourier变换法求解具有周期性支撑的轨道响应,通过与文献中试验结果对比,验证其在固定简谐载荷下计算结果的正确性。研究表明,轨枕的离散支撑使得轨道刚度呈现周期性变化,跨中最小,轨枕上方最大,形成高速轮轨系统的参数激扰;移动载荷作用使轨道系统呈现以速度为变量的共振特性,载荷原点导纳随车速提高先增大后减小,此外,…

Study on Dynamic Behaviour of Metro Train and Embedded Track System III：Dynamic Response Comparative Analysis of Embedded Track and Common Track Open

Han Jian, Xinbiao Xiao, Zefeng Wen, Xuesong Jin · 2022

摘要: 嵌入式轨道在地铁中应用具有减振降噪、抑制波磨等优势,目前对嵌入式轨道的动力学性能有一定的认知,然而嵌入式轨道和普通轨道系统在动力学性能上的量化差异有待进一步探明。基于首次在我国某地铁铺设的嵌入式连续支承无砟轨道试验线,在相同条件下开展地铁列车-嵌入式轨道系统和地铁列车-普通轨道系统关键位置动态振动特性测试,对比分析列车通过嵌入式轨道和普通轨道的轨道固有振动特性差异、运行稳定性和平稳性差异、钢轨和车辆关键位置的振动特性差异,评价嵌入式轨道在地铁中的实际应用效果。研究成…

Effect of Dynamic Stiffness of Fasteners on Vibration and Acoustic Radiation of a Ballastless Track Open

Hanwen Xu, Jian Han, Xinbiao Xiao, Xiaolong Liu, moukai liu , et al. · 2021

A new model for a single wheel rolling over a metro ballastless track is developed. It is used to carry out the analysis on the effect of dynamic characteristics of fastener on the vibration and noise radiation of the wheel and the track i…

Study on the Influence of Rail Vibration Absorber on Wheel/Rail Vibration and Noise Open

吸振器的减振降噪性能影响较大选择合理的弹性模量能够有效地降低轮轨振动噪声, X Hanwen, Dong Xing, Jian Han, Moukai Liu , et al. · 2021

摘要: 针对有限截取长度轨道结构边界反射波干扰的问题,基于轨道的周期结构特性,采用子结构迭代法建立轨道有限元模型,研究了不同钢轨动力吸振器安装位置、动力吸振器橡胶结构在钢轨上的覆盖面积以及橡胶结构参数对轮轨振动噪声的影响,并对钢轨动力吸振器橡胶结构黏贴失效情况下的降噪性能进行分析。结果显示,轨腰位置安装钢轨动力吸振器对轮轨振动噪声降低效果较好,降噪量为3.2 dBA。采用全包钢轨动力吸振器(橡胶结构覆盖轨头下部,轨腰和轨脚)能够在一定程度上衰减钢轨和钢轨动力吸振器质量块的振…

Rail Corrugation of High‐Speed Railway Induced by Rail Grinding Open

Xing Du, Xuesong Jin, Guotang Zhao, Zefeng Wen, Wei Li · 2021

Rail corrugation is a common railway defect that involves diverse and complex factors. Rail grinding is also the most commonly used method to address corrugations. Through numerous irregularity tests and one‐third octave frequency spectrum…

Advances in Formation Mechanism and Mitigation Measures of Out-of-round Railway Vehicle Wheels Open

Gongquan Tao, Zefeng Wen, Xuesong Jin · 2021

摘要: 车轮非圆化磨耗是铁道车辆常见的一种车轮磨耗形式,对车辆的振动、噪声、乘坐舒适性和运行安全性均具有较大影响。介绍车轮非圆化的表现形式,总结国内外轮轨轨道交通车辆运营中出现的车轮非圆化磨耗现象。重点总结车轮非圆化磨耗的形成机理,根据车轮非圆化磨耗形成原因的不同将其分成三大类:由车轮初始缺陷引起的非圆化;由车辆-轨道固有振动引起的非圆化;由踏面制动时闸瓦与车轮间热弹性失稳引起的非圆化。回顾车轮非圆化磨耗仿真的研究历程,指出当前车轮非圆化磨耗研究面临的难点和挑战。对车轮非圆…

Study on the Optimization Method of Biomimetic Venation Based on Sound Power Sensitivity Open

仿生脉序优化法得到的加筋最优布局比现有传统方式更为有效布局清晰, 结果更优。相关分析可为轻质板壳结构的加筋布局优化设计提供科学指导, Dali Dai, Xinbiao Xiao, Hui Chen , et al. · 2021

Time-domain Modeling and Analysis of Curve Squeal Noise Caused by Tram and Embedded Rail Track Open

Yue Zhao, Ruiqian Wang, L Muxiao, Xuesong Jin · 2021

王瑞乾 3 李牧皛 2 金学松 2 (1.中国民用航空飞行学院广汉 618307； 2. 西南交通大学牵引动力国家重点实验室成都 610031； 3. 常州大学机械与轨道交通学院常州 213164)

Polygonisation of railway wheels: a critical review Open

Gongquan Tao, Zefeng Wen, Xuesong Jin, Xiaoxuan Yang · 2020

Polygonisation is a common nonuniform wear phenomenon occurring in railway vehicle wheels and has a severe impact on the vehicle–track system, ride comfort, and lineside residents. This paper first summarizes periodic defects of the wheels…

Key Factors of the Initiation and Development of Polygonal Wear in the Wheels of a High-Speed Train Open

Yue Wu, Xuesong Jin, Wubin Cai, Jian Han, Xinbiao Xiao · 2020

The polygonal wear of train wheels occurs commonly in rail transport and increases the wheel–rail interaction force dramatically and has a bad effect on the safety and comfort of the train. The mechanism of polygonal wear needs to be studi…

Effect of Rail Corrugation on Initiation and Development of Polygonal Wear on High-speed Train Wheels Open

Wu Yue, Han Jian, ZUO Qiyu, Xuesong Jin, Xinbiao Xiao , et al. · 2020

摘要: 列车车轮多边形磨耗问题广泛存在于我国高速列车上,会显著增大轮轨之间的相互作用力,严重影响列车运行安全性和舒适性,其产生和发展机理值得探究。车轮多边形磨耗与钢轨波浪形磨损(简称:波磨)从磨耗特征来看较为相似,只是发生磨耗的载体不同,钢轨波磨是否对车轮多边形磨耗存在根本的影响值得深入研究。以我国某线路上运行的高速动车组列车为研究对象,通过建立车轮多边形磨耗仿真预测模型,结合现场试验数据,调查钢轨波磨对车轮多边形磨耗产生和发展的影响。研究表明,钢轨波磨虽然可以导致轮轨力和…

Dynamic Behaviour of Metro Train and Embedded Track System II: Effect of Track Parameters on Dynamic Behaviour Open

Han Jian, Xinbiao Xiao, Gang Yang, Zefeng Wen, Xuesong Jin · 2020

摘要: 嵌入式轨道在地铁减振降噪方面具有广阔的应用前景,但仍然需要保证嵌入式轨道具备较好的动力学性能,因此开展其结构和材料参数对地铁列车-嵌入式轨道系统的动力学性能影响研究具有重要意义。基于建立的地铁列车-嵌入式轨道系统的动力学模型,分析承轨槽内填充材料特性、轨道板几何尺寸、轨道板下支承材料特性对系统动力学性能的影响,确定基于动力学性能的轨道参数优选范围。结果表明:填充材料垂向刚度的合理取值范围是每米80~110 kN/mm,填充材料横向刚度的合理取值范围是每米30~50 …

Study on Dynamic Behaviour of Metro Train and Embedded Track System I: Theoretical Modeling, Experimental Analysis and Verification Open

Han Jian, Zhihui Li, Xinbiao Xiao, Gang Yang, Zefeng Wen , et al. · 2020

摘要: 嵌入式轨道作为一种减振降噪轨道结构型式,通常是基于城市街道路面的低地板有轨电车系统设计的,而嵌入式轨道的连续支承特性及其减振降噪优点使其在地铁中具有较好的应用前景。嵌入式轨道在地铁中应用,将面临更高运行速度、更大轴重、更复杂线路条件等挑战,地铁列车-嵌入式轨道系统的动力学行为有待研究。建立地铁列车-嵌入式轨道系统的动力学模型,模型包括轨道系统模型、列车系统模型以及轮轨相互作用模型。其中,轨道子系统为嵌入式轨道系统,是建模和研究的重点。模型考虑了TIMOSHENKO钢…

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