Results 11 to 20 of about 7,526 (294)

Dynamic Responses of a Metro Train-Bridge System under Train-Braking: Field Measurements and Data Analysis [PDF]

open access: yesSensors, 2020
This paper focuses on the dynamic responses of a metro train−bridge system under train-braking. Experiments were performed on the elevated Metro Line 21 of Guangzhou (China).
Xuhui He   +4 more
doaj   +3 more sources

Simulation Research on Crashworthiness of Metro Train

open access: yes机车电传动, 2016
Referring to crashworthiness design specifications and guidelines of metro train and light rail vehicle of domestic andforeign, by use of the finite element software Hypermesh and LS-DYNA, the process was simulated of one metro train impacting thesame ...
LEI Cheng, HAN Zengsheng, WU Min
doaj   +3 more sources

Research of Active Radial Device for Metro Train

open access: yesChengshi guidao jiaotong yanjiu
Objective Metro trains experience wheel wear and noise issues when negotiating small radius curve section. Active radial technology for bogie wheelsets is considered an effective solution theoretically.
Huibin LIU, Wenbo NI, Shaoming MA
doaj   +3 more sources

Study of Blockage Effects of Metro Train on Critical Velocity in Sloping Subway Tunnel Fires with Longitudinal Ventilation

open access: yesEnergies, 2022
Critical velocity is very important for smoke control in longitudinally ventilated subway tunnel fires. Numerical investigations are conducted in this paper to study the impacts of metro train blockages on critical velocity in sloping subway tunnel fires
Haitao Wang, Huanhuan Gao
doaj   +2 more sources

Metro Train Operation Plan Analysis Based on Station Travel Time Reliability

open access: yesJournal of Advanced Transportation, 2021
The train operation plan plays an essential role in metro systems and directly affects transportation organization efficiency and passenger service level.
Ruihua Xu, Fangsheng Wang, Feng Zhou
doaj   +2 more sources

Dynamic Analysis of Metro Train-Monolithic Bed Track System under Tunnel Differential Settlement

open access: yesShock and Vibration, 2020
The metro tunnel lines built in a soft soil area may suffer from tunnel differential settlement due to the high compressibility of soft soil, the engineering constructions nearby tunnel lines, and the cyclic load of metro trains. In this paper, a dynamic
Jiqing Jiang   +5 more
doaj   +2 more sources

Energy-Saving Train Regulation for Metro Lines Using Distributed Model Predictive Control

open access: yesEnergies, 2020
Due to environmental concerns, the energy-saving train regulation is necessary for urban metro transportation, which can improve the service quality and energy efficiency of metro lines.
Fei Shang, Jingyuan Zhan, Yangzhou Chen
doaj   +2 more sources

Dynamic characteristics and safe operation speed threshold of metro train passing through curved bridge considering resilient wheel [PDF]

open access: yesScientific Reports
To investigate the dynamic characteristics and safe operation speed threshold of metro train passing through curved bridge (CB) considering resilient wheels, the mechanical connection characteristics of rim and web are discussed firstly.
Yuexing Wu   +4 more
doaj   +2 more sources

Train Network Control System and Its Fault Diagnosis of Guangzhou Metro Line 3

open access: yes机车电传动, 2012
Taking Guangzhou metro line 3 as an example, train network control system and its diagnosis were analyzed. Based on the Guangzhou metro line 3 train network control system troubleshooting and analysis, higher requirements of the train network control ...
HUANGWen-can
doaj   +2 more sources

Energy-Saving Metro Train Timetable Optimization Method Based on a Dynamic Passenger Flow Distribution

open access: yesJournal of Advanced Transportation, 2022
The operation of metro trains with a focus on energy savings can effectively reduce operating costs and carbon emissions. Reducing traction energy consumption and increasing the utilization efficiency of regenerative braking energy are two important ...
Jingshuang Li   +6 more
doaj   +2 more sources

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