Results 61 to 70 of about 7,227,198 (175)

Design Method for Improving Power Quality in Urban Public Spaces Using Wind Energy

open access: yesEngineering Reports, Volume 8, Issue 1, January 2026.
“This study presents a novel method to enhance power quality in urban public spaces by integrating vertical‐axis wind turbines with a UPQC system, achieving up to 75% reduction in voltage sags and 65% in swells, while promoting sustainable, renewable energy use.” ABSTRACT In urban public spaces, maintaining high power quality is very much needed for ...
Zexin Wu
wiley   +1 more source

Research on the Influence of Rail Profile Optimization on Vehicle Dynamic Performance in Small Radius Curve

open access: yes机车电传动, 2019
Rail wear, rolling contact fatigue and other diseases will reduce the rail life, increase maintenance costs and even threaten vehicle safety. In order to explore the impact of rail profile optimization on vehicle dynamic performance, 3 kinds of vehicle ...
Yiran LI   +3 more
doaj  

Evaluation method for flange-climb derailment focusing on contact position and transverse creepage between wheel and rail in railway vehicle

open access: yesNihon Kikai Gakkai ronbunshu
At present, running safety in railway vehicles against flange-climb derailment is evaluated based on derailment quotient. This approach is preferred because measuring contact forces between wheel and rail is relatively easier than measuring the contact ...
Shoya KUNIYUKI, Kimihiko NAKANO
doaj   +1 more source

Modelling the Contact Between Wheel and Rail within Multibody System Simulation [PDF]

open access: yes, 2004
In modern railway industry the simulation of the behaviour of railway vehicles has become an important design method during the last years. Modern simulation packages offer modelling elements that are highly adapted for standard and unusual simulation ...
Schupp, Gunter   +2 more
core  

Impact of Alignment Parameters on Train Dynamics and Structure Vibration in Curved Floating Slab Tracks

open access: yesEngineering Reports, Volume 8, Issue 1, January 2026.
This study investigates the impact of alignment parameters on train dynamic responses and structural vibrations in floating slab tracks during curved train operations, utilizing a mathematical model to predict and evaluate driving safety and structural vibration behavior.
Wei Yuan   +3 more
wiley   +1 more source

RAIL AND WHEEL HEALTH MANAGEMENT

open access: yes, 2022
Rail and wheel health management is investigated with focus on deterioration phenomena in the wheel/rail contact interface – plastic deformation, wear, and rolling contact fatigue (RCF).
Lundén, Roger,   +2 more
core  

Industrial Inspection Robot With Large Configuration Space Based on Geometry‐Changing Tracked Robot

open access: yesIET Cyber-Systems and Robotics, Volume 8, Issue 1, January/December 2026.
ABSTRACT With the increasing demand for automated inspection solutions in complex industrial environments, existing robotic platforms face significant limitations in terms of endurance, payload capacity and obstacle‐crossing capabilities. In this paper, we present a novel inspection robot system based on the CubeTrack tracked platform, featuring a ...
Ge Wan   +6 more
wiley   +1 more source

Wheel-rail contact mechanics

open access: yes, 2009
Introduction. General contact modeling. Wheel-rail contact analysis. Computer simulation tools for railway vehicle dynamics. Future trends.
Iwnicki, Simon,   +8 more
core   +1 more source

Gap‐Loop Active Disturbance Rejection Control: Design and Experimental Validation for High‐Speed Maglev Train Guidance Systems

open access: yesIET Control Theory &Applications, Volume 20, Issue 1, January/December 2026.
In high‐speed maglev trains, the active guidance system is responsible for centring the vehicle relative to the track, a function that becomes critical under centrifugal forces, crosswinds, and track irregularities. To address the limitations of existing control methods in multi‐disturbance environments, this paper proposes a gap‐loop active ...
Zhiqiang Wang   +3 more
wiley   +1 more source

The development of rail-head acoustic roughness

open access: yes, 2009
A model of the development of rail-head acoustic roughness on tangent track has been formulated. The model consists of a two-dimensional time domain wheel-rail interaction force calculation, with the normal force used as the input to a two-dimensional ...
Croft, Briony Elizabeth
core   +1 more source

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