Results 31 to 40 of about 3,215,770 (308)

Joint Estimation of Driving State and Road Adhesion Coefficient for Distributed Drive Electric Vehicle

open access: yesIEEE Access, 2021
Obtaining accurate vehicle driving state and road adhesion coefficient information is of great significance to many aspects of the vehicle. This paper takes distributed drive electric vehicles as the research object and designs a joint estimation method ...
Yanan Wu, Gang Li, Dongsheng Fan
semanticscholar   +1 more source

Integrated stability control for a vehicle in the vehicle-to-grid system on low adhesion coefficient road

open access: yesFrontiers in Energy Research, 2022
For the vehicle-to-grid system, the dynamic performance of the vehicle in the transportation system is quite crucial. The stability of the vehicle is the basis of the whole system.
Yujie Wang, Y. Lei, Peipei Wang
semanticscholar   +1 more source

Nanofriction behavior of cluster-assembled carbon films [PDF]

open access: yes, 2002
We have characterized the frictional properties of nanostructured (ns) carbon films grown by Supersonic Cluster Beam Deposition (SCBD) via an Atomic Force-Friction Force Microscope (AFM-FFM). The experimental data are discussed on the basis of a modified
Colombo, L.   +5 more
core   +2 more sources

A car‐steering problem with random adhesion coefficient [PDF]

open access: yesPAMM, 2003
AbstractStabilization and disturbance attenuation problems for stochastic linear control systems have been studied recently e.g. in [3, 4, 5]. We recall some results and apply them to a modified version of the car‐steering problem from [1].
openaire   +1 more source

Twin disc assessment of wheel/rail adhesion [PDF]

open access: yes, 2008
Loss of adhesion between a railway wheel and the track has implications for both braking and traction. Poor adhesion in braking is a safety issue as it leads to extended stopping distances. In traction, it is a performance issue as it may lead to reduced
Gallardo-Hernandez, E.A., Lewis, R.
core   +1 more source

Identification of transient phenomena occurring at the initiation and termination of wheelset sliding

open access: yesTransport, 2012
The paper deals with adhesion experiments on an actual traction vehicle. An efficient and quite simple method was employed to detect dynamical effects occurring at the exceeding of the adhesion limit.
Michael Lata, Petr Voltr
doaj   +1 more source

Structure and tribological performance of diamond-like carbon based coatings for aerospace component processing [PDF]

open access: yes, 2009
Copyright @ 2009 The Surface Science Society of JapanThis work examines diamond-like carbon (DLC) coatings deposited by plasma enhanced chemical vapour deposition (PECVD) as an environmentally friendly alternative to chromium plating in restoration of ...
B. J. Jones   +5 more
core   +1 more source

The ring compression test: Analysis of dimensions and canonical geometry [PDF]

open access: yes, 2015
The compression ring test is universally accepted as a perfectly valid method by which determine simply and reliably the adhesion friction factor in a plastic deformation process.
Martín-Fernández, Francisco de Sales
core   +1 more source

Advantages and technical issues of regenerative brake method at all over the speed range

open access: yesMechanical Engineering Journal, 2016
In this paper, the authors propose “regenerative brake notch” method which follows the maximum regenerative brake force according to the vehicle speed. This specially designed brake force reference selected by the train driver aims at saving the kinetic ...
Febry Pandu WIJAYA   +4 more
doaj   +1 more source

Microscale friction reduction by normal force modulation in MEMS. [PDF]

open access: yes, 2010
Friction in MEMS-scale devices is troublesome because it can result in lateral stiction of two sliding surfaces. We have investigated the effect of modulation of the normal force on the friction between two sliding MEMS surfaces, using a fully MEMS-based
Frenken, Joost W. M.   +3 more
core   +2 more sources

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