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A Scaled Boundary Finite-Element Method with B-Differentiable Equations for 3D Frictional Contact Problems

open access: yesFractal and Fractional, 2022
Contact problems are among the most difficult issues in mathematics and are of crucial practical importance in engineering applications. This paper presents a scaled boundary finite-element method with B-differentiable equations for 3D frictional contact
Binghan Xue   +3 more
doaj   +1 more source

Influence of contact curvature on frictional energy dissipation under varying tangential loads

open access: yesFriction, 2023
This study investigates the effect of contact surface curvatures on the friction response under varying tangential loadings using a finite element (FE) model.
Sumin Baek, Seunghun Baek
doaj   +1 more source

A Kind of FM-BEM Penalty Function Method for a 3D Elastic Frictional Contact Nonlinear System

open access: yesJournal of Mathematics, 2021
In this paper, a kind of node_face frictional contact FM-BEM penalty function method is presented for 3D elastic frictional contact nonlinear problems. According to the principle of minimum potential energy, nonpenetrating constraints are introduced into
Chunxiao Yu   +3 more
doaj   +1 more source

Frictional Heating of Tribological Contacts [PDF]

open access: yesJournal of Tribology, 1995
Wherever friction occurs, mechanical energy is transformed into heat. The maximum surface temperature associated with this heating can have an important influence on the tribological behavior of the contacting components. For band contacts the partitioning of heat has already been studied extensively; however, for circular and elliptic contacts only ...
Bos, J., Moes, H.
openaire   +2 more sources

Vibration characteristics analysis of a type of turbine disk-blade assembly system in the civil aero-engine

open access: yesAdvances in Mechanical Engineering, 2022
The coupled vibration in the turbine disk-blade system (TDS) is one of the main bottlenecks that hinder the further development of high-performance engines.
Ming Yu   +5 more
doaj   +1 more source

Inverse dynamics with rigid contact and friction [PDF]

open access: yesAutonomous Robots, 2016
Inverse dynamics is used extensively in robotics and biomechanics applications. In manipulator and legged robots, it can form the basis of an effective nonlinear control strategy by providing a robot with both accurate positional tracking and active compliance.
Samuel Zapolsky, Evan M. Drumwright
openaire   +2 more sources

Influences of microcontact shape on the state of a frictional interface

open access: yesPhysical Review Research, 2020
The real area of contact of a frictional interface changes rapidly when the normal load is altered, and evolves slowly when the normal load is held constant, aging over time.
Tom Pilvelait   +2 more
doaj   +1 more source

Thermal–Mechanical Coupling Analysis of Wheel–Rail Sliding Friction under Two-Point Contact Conditions

open access: yesLubricants, 2023
The generation of wheel–rail-sliding frictional heat is often accompanied by transverse displacement of a wheel. To study the thermal problem of wheel–rail sliding friction at two-point contact, this paper uses an LM tread wheel and a 60 kg·m−1 rail as ...
Feng Han, Hao Wei, Yang Liu
doaj   +1 more source

Frictional contact of a nonlinear spring

open access: yesMathematical and Computer Modelling, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Dumont, Y.   +3 more
openaire   +1 more source

Estimation of real contact area during sliding friction from interface temperature

open access: yesAIP Advances, 2016
Frictional heat is one of the most important topics in tribological research. The real contact area of the frictional pair plays a significant role in accurately estimating the interface temperature, which is closely related to the frictional heat ...
Sung Keun Chey, Pengyi Tian, Yu Tian
doaj   +1 more source

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