Results 51 to 60 of about 1,213 (209)

A Nonstationary Geometry‐Based Model for Channel Characterisation in Vactrains Scenarios Using Leaky Coaxial Cables

open access: yesIET Microwaves, Antennas &Propagation, Volume 20, Issue 1, January/December 2026.
In this paper, a 3D multi‐source GBSM model is proposed for the vacuum tube scenario using LCX. By equating the periodic slots to multiple magnetic dipole antennas, the electric field distribution of LCX is deduced, and the CIR expression is derived. Based on this, the multi‐link spatial‐temporal correlations, including the spatial CCF and temporal ACF,
Kai Wang   +4 more
wiley   +1 more source

Numerical Analysis of the Rotational Magnetic Springs for EDS Maglev Train

open access: yesCES Transactions on Electrical Machines and Systems, 2022
Different from the traditional railway trains, the combined levitation and guidance EDS maglev train is more likely to rotate after being disturbed. Therefore, the rotational electromagnetic stiffnesses are significant operating parameters for the train.
Gang Lv   +3 more
doaj   +1 more source

Inching control of Superconducting Maglev Train

open access: yesIEEJ Transactions on Industry Applications, 2000
In the Yamanashi Maglev (magnetic levitation) Test Line, running tests commenced on 3 April 1997, and have progressed well. The world record 552km/h run of manned 5-car unit was attained on 14 April 1999. “Reliability verification tests” are being planned for fiscal 2000.
Koga, Shunsaku   +2 more
openaire   +2 more sources

A Multi‐Objective Optimal Synchronous Modulation Strategy for Three‐Level Converter Through Switching Angle Regulation

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
This paper proposes a novel power loss reduction PWM (PLRPWM) strategy for three‐level neutral point clamped inverters. The proposed strategy aims to achieve multi‐objective optimisation by balancing low output harmonics, reduced switching losses and a balanced neutral‐point potential. ABSTRACT Three‐level neutral point clamped (3L‐NPC) converters have
Chaoqun Xiang   +5 more
wiley   +1 more source

An Accurate GNSS-Based Redundant Safe Braking System for Urban Elevated Rail Maglev Trains

open access: yesInformation, 2020
The association of elevated rail structures and Maglev (magnetic levitation) trains is a promising alternative for urban transportation. Besides being cost-effective in comparison with underground solutions, the Maglev technology is a clean and low-noise
João Batista Pinto Neto   +3 more
doaj   +1 more source

Research on Lightning Coupling Rule of the Equipment Port of Maglev Train

open access: yes机车电传动, 2020
Compared with the traditional wheel-rail train, the maglev train is more vulnerable to lightning strikes due to the lack of contact net protection. In severe cases, it will cause damage to the vehicle-mounted equipment and affect the safety of the train.
Jianying LIANG, Shi XIAO, Fujie JIANG
doaj  

An Intelligent Coupling 3-Grade Fuzzy Comprehensive Evaluation Approach With AHP for Selection of Levitation Controller of Maglev Trains

open access: yesIEEE Access, 2020
During recent years, maglev transportation has made great progress, and as a result, many intelligent levitation control algorithms have emerged. However, enterprises often find it difficult to make a choice when faced with the selection of a controller.
Yougang Sun   +3 more
doaj   +1 more source

Influence of Velocity Feedback Time Delay on the Nonlinear Dynamic Characteristics of Maglev Trains Under Unsteady Aerodynamic Forces

open access: yesInternational Journal of Mechanical System Dynamics, Volume 5, Issue 4, Page 707-720, December 2025.
ABSTRACT Time delays frequently arise in active control systems due to sensor sampling, signal transmission, and actuator response, making their effects on system dynamics non‐negligible. This paper investigates how velocity feedback time delay influences the nonlinear dynamic characteristics of a maglev train subjected to unsteady aerodynamic forces ...
Jia‐Xuan Li, Zhi‐Wei Liu, Xiang Liu
wiley   +1 more source

Recent advances in embedded technologies and self‐sensing concrete for structural health monitoring

open access: yesStructural Concrete, Volume 26, Issue 5, Page 5300-5334, October 2025.
Abstract Fully embedded and spatially diffuse sensors are central to the advancement of civil and construction engineering. Indeed, they serve as an enabling technology necessary for addressing the current challenges associated with through‐life management and structural health monitoring of existing structures and infrastructures. The need to identify
Marco Civera   +2 more
wiley   +1 more source

Modelling magnetic levitation (maglev) train [PDF]

open access: yes, 2012
"Maglev‟ represents magnetic levitation. The magnetically levitated train has no wheels, but floats on an electromagnetic wave. Maglev is trains that run on magnets in a certain way so that they are equally levitated.
Mohd Firdaus, Bajuri
core  

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