Results 201 to 210 of about 15,034 (278)

Improving the Safety Margin and Vibration Stability of High-Temperature Superconducting Maglev Transport Systems: A New Approach

IEEE Transactions on Vehicular Technology
High-temperature superconducting (HTS) pinning magnetic levitation (maglev) is one key technology for future high-speed railway transportation. However, such the HTS maglev comes with potential safety hazards, such as the inherent passive levitation ...
Jun Zheng, Yonghai Zhao, Peng Pang, Le Xu, Penghui Zhang, Zhengyan Li, Sanchun Nie   +6 more
semanticscholar   +1 more source

Permanent Magnet Guideway Irregularity Measurement and Characterization by Single Dewar HTS Pinning Maglev System

IEEE Transactions on Instrumentation and Measurement, 2023
High-temperature superconducting (HTS) pinning maglev has attracted attention due to its advantages of stable levitation without external energy, and integration of levitation and guidance.
Yi Luo, Yuhang Yuan, Peiyang Zeng, B. Deng, Z. Deng   +4 more
semanticscholar   +1 more source

Potential and Electro-Mechanical Coupling Analysis of a Novel HTS Maglev System Employing Double-Sided Homopolar Linear Synchronous Motor

IEEE transactions on intelligent transportation systems (Print)
High temperature superconducting (HTS) pinning maglev is considered to be one of the most ideal levitation techniques for high-speed transportation in future since its passive and self-stabilizing properties. An efficient and economical propulsion method
Jun Zheng, Sanchun Nie, Hailian Jing, Yuchen He, Mingming Li, Yadong Ma, Zhentao Ding   +6 more
semanticscholar   +1 more source

Yawing stability and manipulative approach design for maglev car based on active disturbance rejection control

Asian journal of control, 2023
In the present work, to realize the stable static suspension of a new type of electrodynamic wheel (EDW) magnetic levitation (maglev) car without track constraints on the conductor plate.
Baojian Zhang, Zhihao Ke, Zhengyan Li, Hongfu Shi, Le Liang, Z. Deng   +5 more
semanticscholar   +1 more source

Maglev for space launchers

10th AIAA/NAL-NASDA-ISAS International Space Planes and Hypersonic Systems and Technologies Conference, 2001
The Magnetic Levitation (MAGLEV) techniques applied to space launch vehicles acceleration is described in this paper. An overview of the concept plus a world-wide survey of the most significant current research in the field (and in neighbouring domains) is carried out.
ANDRIANI, ROBERTO, L. Del Monte, F. Gamma   +2 more
openaire   +2 more sources

On the active flow control in maglev train safety under crosswinds: Analysis of leeward suction and blowing action

The Physics of Fluids
The design speed of high-speed maglev trains is much higher than that of wheel-rail trains, and they will be subject to more operational safety threats under complex wind conditions.
Zi-Jian Guo, Zhan-hao Guo, Zheng-wei Chen, Guangqing Zeng, Jun-Qi Xu   +4 more
semanticscholar   +1 more source

Track Defect Detection for High-Speed Maglev Trains via Deep Learning

IEEE Transactions on Instrumentation and Measurement, 2022
The high-speed maglev train is a new type of transportation. The long stator track plays a critical role in the levitation guidance and traction system. Therefore, its condition directly affects the operation of maglev trains.
Yongxiang He, Jun Wu, Yaojia Zheng, Yuxin Zhang, X. Hong   +4 more
semanticscholar   +1 more source

Model-Independent Robust Control for Electromagnetic Suspension Systems of Maglev Vehicles

IEEE transactions on applied superconductivity
During real operation of the maglev vehicle, the electromagnetic levitation system is susceptible to external disturbances and parameters uncertainty induced by wind, track irregularity, the change of the passengers load, and so on, which make the stable
Dandan Zhang, H. Qiang, Yougang Sun, Junqi Xu   +3 more
semanticscholar   +1 more source

Sliding Mode Bifurcation Control Based on Acceleration Feedback Correction Adaptive Compensation for Maglev Train Suspension System With Time-Varying Disturbance

IEEE Transactions on Transportation Electrification, 2022
In order to ensure the suspension stability of maglev train, the active control problems of static suspension and dynamic suspension are studied. First, the mathematical model of dynamic suspension characteristics of medium- and low-speed maglev train is
Chen Chen, Junqi Xu, G. Lin, Yougang Sun, Xu Zhao   +4 more
semanticscholar   +1 more source

Effect of typical arch structure on slipstream and wake flow of 600 km/h maglev train

International Journal of Numerical Methods for Heat & Fluid Flow
Purpose The aerodynamic differences between the head car (HC) and tail car (TC) of a high-speed maglev train are significant, resulting in control difficulties and safety challenges in operation.
Tong-tong Lin, Ming-zhi Yang, Lei Zhang, Tian-tian Wang, Yu Tao, Sha Zhong   +5 more
semanticscholar   +1 more source