METRO

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The formation,development and classification of rail corrugation:a survey on Chinese metro
《Railway Engineering Science》2025年第1期43-61,共19页Yang Wang Hong Xiao Zhihai Zhang Xuhao Cui Yihao Chi Mahantesh M.Nadakatti 
support extended by the Joint Funds of Beijing Municipal Natural Science Foundation and Fengtai Rail Transit Frontier Research(Grant No.L211006);the Fundamental Research Funds for the Central Universities(Science and technology leading talent team project,Grant No.2022JBXT010);the Fundamental Research Funds for the Central Universities(Grant No.2023YJS052);the National Natural Science Foundation of China(Grant No.52308426)。
Investigations into rail corrugation within metro systems have traditionally focused on specific mechanisms,thereby limiting the generalizability of proposed theories.Understanding the commonalities in rail corrugatio...
关键词：METRO Rail corrugation Formation mechanism Development law Field test 
Critical station identification of metro networks based on the integrated topological-functional algorithm:A case study of Chengdu
《Chinese Physics B》2025年第2期509-520,共12页Zi-Qiang Zeng Sheng-Jie He Wang Tian 
Project supported by the National Natural Science Foundation of China (Grant No. 71971150);the Project of Research Center for System Sciences and Enterprise Development (Grant No. Xq16B05);the Fundamental Research Funds for the Central Universities of China (Grant No. SXYPY202313)。
As a key mode of transportation, urban metro networks have significantly enhanced urban traffic environments and travel efficiency, making the identification of critical stations within these networks increasingly ess...
关键词：critical node metro network topological structure functional operation 
An empirical study on the stochastic long-term travel demands of a large-scale metro network
《International Journal of Transportation Science and Technology》2024年第4期244-259,共16页Sen Huang Xiangdong Xu Yichao Pu 
sponsored by the National Natural Science Foundation of China(No.72021002);the Fundamental Research Funds for the Central Universities of China.
The widely-existed uncertainty of origin-destination(OD)demand in transportation networks has attracted extensive attention.Most characterizations or models of stochastic OD demands in networks assume a homogenous pro...
关键词：Metro network Origin-destination(OD)demand matrix Demand stochasticity Heterogeneity Automatic fare collection(AFC) 
Comparative Analysis of the Factors Influencing Metro Passenger Arrival Volumes in Wuhan, China, and Lagos, Nigeria: An Application of Association Rule Mining and Neural Network Models
《Journal of Transportation Technologies》2024年第4期607-653,共47页Bello Muhammad Lawan Jabir Abubakar Shuyang Zhang 
This study explores the factors influencing metro passengers’ arrival volume in Wuhan, China, and Lagos, Nigeria, by examining weather, time of day, waiting time, travel behavior, arrival patterns, and metro satisfac...
关键词：Metro Passenger Arrival volume Influencing Factor Analysis Wuhan and Lagos Metro Neural Network Modeling Association Rule Mining Technique 
Cause Analysis of Rail Corrugation in Metro Lines Based on System Vibration Characteristics
《Chinese Journal of Mechanical Engineering》2024年第6期519-531,共13页Zhiqiang Wang Zhenyu Lei Yanyun Luo 
Supported by National Natural Science Foundation of China(Grant No.11772230)。
The mechanism of rail corrugation remains unclear,and the research methods require improvement.The vibration characteristics represent the system's external manifestations,but a comprehensive analysis is still lacking...
关键词：METRO Rail corrugation Vibration features Frequency response analysis Formation mechanism 
Fatigue research of metro car body based on operational loads
《Railway Sciences》2024年第5期558-574,共17页Xihong Jin Feng Guo 
the CRRC Zhuzhou Locomotive Co.,Ltd.and Shanghai Railway Certification(Group)Co.,Ltd.This research was funded by the Major Research Project of CRRC(No.2022CYY007 and No.2020CCA094).
Purpose–The principle of infinite life design currently directs fatigue resistance strategies for metro car bodies.However,this principle might not fully account for the dynamic influence of operational loads and the...
关键词：Metro car body Field test Structural integrity Damage accumulation Damage tolerance 
Critical evaluation of transit policies in Lima,Peru;resilience of rail rapid transit(Metro)in a developing country
《Green Energy and Intelligent Transportation》2024年第5期23-33,共11页Manuel Jose Martinez 
This paper evaluates rail transit within the context of the transit policies implemented in Lima,Peru.First it reviews the implementation of rapid transit,and bus reform.Secondly,it evaluates the outcomes of such poli...
关键词：Public transportation Bus rapid transit Rail transportation Bus transit Developing countries Resilient 
Research on blind source separation of operation sounds of metro power transformer through an Adaptive Threshold REPET algorithm
《Railway Sciences》2024年第5期609-621,共13页Liang Chen Liyi Xiong Fang Zhao Yanfei Ju An Jin 
the China Academy of Railway Sciences Corporation Limited(2023YJ257).
Purpose–The safe operation of the metro power transformer directly relates to the safety and efficiency of the entire metro system.Through voiceprint technology,the sounds emitted by the transformer can be monitored ...
关键词：TRANSFORMER Voiceprint recognition Blind source separation Mel frequency cepstral coefficients(MFCC) Adaptive threshold 
Mining motif periodic frequent travel patterns of individual metro passengers considering uncertain disturbances
《International Journal of Transportation Science and Technology》2024年第3期102-121,共20页Yan Tang Zhibin Jiang Xiaolei Zou Xinkuan Liu Qi Zhang Shenmeihui Liao 
supported by the National Natural Science Foundation of China(No.52372332);the Fundamental Research Funds for the Central Universities of China(No.2022-5-YB-04);the Shanghai Shentong Metro Group Co.,Ltd.(Nos.JSKY21R005-1-WT-21064,and JS-KY22R033-2).
Periodic pattern mining is of great significance for understanding passenger travel behav-ior,but the previous works mainly focused on the trajectory data and the dimension of the spot/point.Besides,many uncertain fac...
关键词：Metro passenger travel pattern(MPFP) Periodic frequent pattern Temporal motif Smart card data(SCD)mining 
Development Trend and Prediction of Stem Cell Technology in China from the Perspective of Patent
《Asian Journal of Social Pharmacy》2024年第3期251-262,共12页Liu Baijun Fang Tingxiu Liu Yue Yuan Hongmei 
Objective To provide new ideas for the effective treatment of many serious diseases and to solve many major medical problems faced by mankind.Methods In this paper,the invention patents in the field of stem cells in C...
关键词：stem cell industry technology efficiency matrix patent metrological analysis industry situation 
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