Results 11 to 20 of about 33,683 (166)

Mechanism and Effect Factor of Toughening of High-Speed Train Wheels

open access: yesApplied Sciences, 2023
The wheel of high-speed trains requires high strength and hardness while imposing high demands on plasticity and toughness, resulting from the needs of working conditions.
Tuosheng Jia   +3 more
doaj   +1 more source

Experimental and Numerical Investigation of the Aerodynamic Ventilation Drag of Heavy-Duty Vehicle Wheels

open access: yesFluids, 2023
Due to current EU regulations, constant-speed testing on test tracks is used for aerodynamic certification of heavy-duty vehicles (HDV). However, the aerodynamic development of HDVs is performed using wind tunnels and computational fluid dynamics (CFD ...
Carlos Peiró Frasquet   +3 more
doaj   +1 more source

ПЕРСПЕКТИВЫ ПРИМЕНЕНИЯ УГЛЕРОДИСТЫХ СТАЛЕЙ ДЛЯ ПОДШИПНИКОВ И ШЕСТЕРЕН С УПРОЧНЕНИЕМ УПРАВЛЯЕМОЙ ОБЪЕМНО-ПОВЕРХНОСТНОЙ ЗАКАЛКОЙ С ИНДУКЦИОННОГО НАГРЕВА

open access: yesЛитьë и металлургия, 2015
Experience of the Minsk automobile plant and bearing plant in production, research and test of pilot batches of gear wheels of the drive axle of MAZ trucks and MZSh bearings from U8A steel with hardening by their volume and superficial hardening with ...
P. Gurchenko, A. Solonovich
doaj   +1 more source

Novel traction control of electric vehicle based on single wheel dynamics

open access: yesThe Journal of Engineering, 2019
It is hard for traction control to ensure the stability of vehicles because of the non-linearity, uncertainty and parameters variation of vehicle dynamics.
Ying Yang   +3 more
doaj   +1 more source

Maintenance robot motion control based on Kinect gesture recognition

open access: yesThe Journal of Engineering, 2019
Maintenance robot is used widely in industries due to its convenience. The maintenance robot system is introduced. The hardware frame is designed in detail. Based on gesture recognition, the effect of controlling the robot movement is achieved.
Lun Ge, Hongjun Wang, Jishou Xing
doaj   +1 more source

Towards High Productivity in Precision Grinding

open access: yesInventions, 2018
Over the last century, substantial advances have been made, based on improved understanding of the requirements of grinding processes, machines, control systems, materials, abrasives, wheel preparation, coolants, lubricants, and coolant delivery.
W. Brian Rowe
doaj   +1 more source

Intelligent Diagnosis for Railway Wheel Flat Using Frequency-Domain Gramian Angular Field and Transfer Learning Network

open access: yesIEEE Access, 2020
The intelligent diagnosis of wheel flat based on vibration image classification is a promising research subject for performance maintenance of railway vehicles.
Yongliang Bai   +3 more
doaj   +1 more source

Dynamics of the tractor (4x2), and the occurrence of parasitic power circulation in the drive (4x4) [PDF]

open access: yesTehnika, 2015
When moving tractors with four-wheel drive (4x4) adhesion is achieved by utilization of the entire weight of the vehicle in relation to the movement of vehicles with two-wheel drive (4x2), when the exploitation only part of the weight of the vehicle ...
Petrović Predrag T.   +3 more
doaj   +1 more source

Mobile Robots on 4, 6 or 8 Wheels Adapted for Uneven Terrain [PDF]

open access: yesRobotica & Management, 2023
The paper presents several types of mobile robots (MR) with 4, 6 and 8 wheels adapted for moving on uneven terrain. In the case of MR on 4 wheels, their diameter is limited and the chassis is raised, the ground clearance being higher than the height of a
Ovidiu Antonescu   +3 more
doaj   +1 more source

Analysis of the electromechanical coupling mechanism and torsional vibration characteristics of a high-speed train drive system

open access: yesThe Journal of Engineering, 2018
The high-speed train transmission system is a complex electromechanical coupling system, which consists of a motor, a universal shaft, a gearbox, and a wheel set.
Chaoyue Yang, Jie Jia, Jingbo Zhao
doaj   +1 more source

Home - About - Disclaimer - Privacy