Results 51 to 60 of about 279 (182)

Engineering systems analysis of mobility in Odawara city: New transportation services impacts on community engagement

open access: yesSystems Engineering, Volume 27, Issue 3, Page 499-519, May 2024.
Abstract Local cities in Japan are struggling with aging and decreasing populations. Elderly people and parents with young children are uniquely challenged when accessing public transportation, a key to increasing their community engagement and improving local cities' sustainability.
Keiji Kimura, Bryan R. Moser
wiley   +1 more source

El viaje en busca de Ono no Komachi

open access: yesMirai, 2018
Ono no Komachi es una escritora cuyas obras e imagen han ofrecido a lo largo de la historia múltiples manifestaciones, tanto para la cultura en general como para los asuntos más cotidianos. A partir de una búsqueda de lugares que reclaman su autenticidad
Kayoko Takagi Takanashi
doaj   +1 more source

An autonomous Unmanned Aerial Vehicle exploration platform with a hierarchical control method for post‐disaster infrastructures

open access: yesIET Cyber-Systems and Robotics, Volume 6, Issue 1, March 2024.
Abstract Catastrophic natural disasters like earthquakes can cause infrastructure damage. Emergency response agencies need to assess damage precisely while repeating this process for infrastructures with different shapes and types. The authors aim for an autonomous Unmanned Aerial Vehicle (UAV) platform equipped with a 3D LiDAR sensor to ...
Xin Peng, Gaofeng Su, Raja Sengupta
wiley   +1 more source

Basic study on vertical vibrations suppression in railway vehicle carbody by secondary suspension control using bogie vertical vibration velocity

open access: yesNihon Kikai Gakkai ronbunshu
This study investigates a new method for the effective application of active secondary suspension for reducing vertical vibration of the carbody to improve ride comfort of railway vehicles.
Yoshiki SUGAHARA, Ayumi AMANO
doaj   +1 more source

Investigation on Dynamic Factors of Railway Steel‐Plate–Concrete Composite Beam Bridges With Small and Medium Spans

open access: yesAdvances in Civil Engineering, Volume 2024, Issue 1, 2024.
Dynamic factor (DF) is an important indicator for describing the dynamic action of a train on a bridge. For small‐ and medium‐span bridges, although existing research and codes have studied and specified the DF of steel–concrete composite beam bridges, few studies have been refined to steel‐plate–concrete composite beam bridges (SPCCBs), and the effect
Jin Di   +6 more
wiley   +1 more source

Analysis of wheel wear characteristics of high-speed train based on field data

open access: yesNihon Kikai Gakkai ronbunshu, 2019
A wheel/rail profile wear is a factor that affects the behavior of railway vehicles such as riding comfort, running stability, running safety and maintenance schedule.
Satoshi HARA   +2 more
doaj   +1 more source

Research on Lateral Vibration and Load Sensitivity Reductions for Large‐Scale Complex Nonconservative Systems Using Rigid‐Flex Coupling Simulation Technique

open access: yesShock and Vibration, Volume 2024, Issue 1, 2024.
For large‐scale complex nonconservative systems such as high‐speed rolling stock, the rigid‐flex coupling simulation technique is one of the effective methods in reducing lateral vibration and dynamic load sensitivity. Since two uncertain influences of wheel spin dissipation are caused by wheelset yaw oscillations and alternative load path variation ...
Qi-bin Wang   +6 more
wiley   +1 more source

Evaluating the cumulative settlement of railway embankments constructed with tunnel spoil

open access: yesTransportation Engineering
In railway design, it is important not to allow large settlements on the embankment supporting slab tracks because it is difficult to repair track irregularities of slab tracks.
Fumika Tajima   +5 more
doaj   +1 more source

Lightweight Technology for High-speed EMU Passenger Seats

open access: yesChengshi guidao jiaotong yanjiu
[Objective] Lightweight design for high-speed EMUs (electric multiple units) enhances vehicle performance and effectively lowers energy consumption. The compartment passenger seats are numerous and evenly distributed,constituting a crucial component of ...
JIA Xu
doaj   +1 more source

Reduction of flexural vibration of railway vehicle carbody by using elastic torus (Validation of vibration reduction effect using actual railway vehicle and numerical investigations on the vibration reduction mechanism)

open access: yesNihon Kikai Gakkai ronbunshu, 2017
A new vibration reduction device against flexural vibration of railway vehicle carbody utilizing deformation of a donut-shaped elastic body called elastic torus is presented in this paper.
Takahiro TOMIOKA   +3 more
doaj   +1 more source

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