Results 11 to 20 of about 17,433 (317)

Harmonic control method for multiple driving cycles of EMU based on improved C-type filter

open access: yesJournal of Engineering and Applied Science, 2023
For traction substation (TS), the harmonic current spectrum distribution of the left and right power supply sections has a large difference under different EMU operating conditions.
Haigang Zhang   +7 more
doaj   +1 more source

Development of a New Test-Rig for Wheel–Rail Contact Experiments under Large Slip Conditions

open access: yesApplied Sciences, 2023
In order to further theoretical and experimental research on adhesion recovery, an innovative new test-rig for wheel–rail contact experiments under large slip conditions was developed.
Chao Chen   +4 more
doaj   +1 more source

Research on the Influence of Under-Chassis Equipment Parameters and Distribution on Car Body Vibration of High-Speed Railway Vehicle

open access: yesIEEE Access, 2021
Under-chassis equipment for a high-speed railway vehicle contributes significantly to the vibration response characteristics of the car body. To study the influence pattern of the under-chassis equipment parameters and position distributions on the ...
Bingshao Li   +3 more
doaj   +1 more source

Study on Creepage Control for PLS-160 Wheel–Rail Adhesion Test Rig Based on LADRC

open access: yesSensors, 2023
Aiming at the problem of low control accuracy caused by nonlinear disturbances in the operation of the PLS-160 wheel–rail adhesion test rig, a linear active disturbance rejection controller (LADRC) suitable for the wheel–rail adhesion test rig was ...
Chun Tian   +4 more
doaj   +1 more source

The Influence of the Motor Traction Vibration on Fatigue Life of the Bogie Frame of the Metro Vehicle

open access: yesShock and Vibration, 2020
During the service life of metro vehicles, the cracks frequently appear at the root of motor seats. This indicates the previous antifatigue designs are unable to cover the actual operating environment. Some individual loads, such as motor vibration, have
Qiushi Wang   +6 more
doaj   +1 more source

Research on the Prediction of Tire Radial Load Based on 1D CNN and BiGRU

open access: yesInternational Journal of Computational Intelligence Systems, 2023
As an important indicator of vehicle systems, tire load is a key factor in the structural design and safety assessment of vehicles. Direct measurement methods for tire loads are expensive and complicated, while conventional load identification methods ...
Yuanjin Ji, Junwei Zeng, Lihui Ren
doaj   +1 more source

Study on failure mechanism of reinforced concrete beam based on cohesive zone model

open access: yesXibei Gongye Daxue Xuebao, 2022
The problem of crack propagation in reinforced concrete beams is common in practical engineering. It is very important to correctly describe the law of crack propagation, the mechanism of fracture failure and the internal stress and deformation ...
XIE Hao   +4 more
doaj   +1 more source

Research on Virtual Track Train Path-Tracking Control Based on Improved MPC and Hierarchical Framework: A Reconfigurable Approach

open access: yesApplied Sciences, 2023
The virtual track train (VTT) is a new urban public transportation system that adopts all-axle steering and distributed drive. The Super autonomous Rail rapid Transit (SRT), as one of them, adopts a four-module six-axle structure.
Zehan Wang   +3 more
doaj   +1 more source

A Straddle Monorail Running Gear with Single-Axle and Rotating Arm Axle Box Suspension

open access: yesUrban Rail Transit, 2017
In this study, a new type of single-axle bogie of straddle-type monorail vehicle is designed. The tumbler structures are adopted in the vertical suspension system.
Rang Zhang   +3 more
doaj   +1 more source

Spectroscopically clean Au nanoparticles for catalytic decomposition of hydrogen peroxide

open access: yesScientific Reports, 2021
Au nanoparticles synthesized from colloidal techniques have the capability in many applications such as catalysis and sensing. Au nanoparticles function as both catalyst and highly sensitive SERS probe can be employed for sustainable and green catalytic ...
Kai Liu   +9 more
doaj   +1 more source

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