Effects of contact model and NOx on soot oxidation activity over Pt/MnOx-CeO2 and the reaction mechanisms
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2017.06.013
Abstract: Abstract This study aims to compare the promoting roles of NO and NO 2 additions on soot oxidation over Pt/MnO x -CeO 2 under tight and loose contacts and further reveal the mechanisms for the… read more here.
Keywords: soot oxidation; oxidation; model nox; effects contact ... See more keywords
An energy-conserving contact theory for discrete element modelling of arbitrarily shaped particles: Basic framework and general contact model
Sign Up to like & getrecommendations! Published in 2021 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2020.113454
Abstract: Abstract The first paper of this series establishes a unified theoretical framework that lays a solid foundation for developing energy-conserving normal contact models for arbitrarily shaped bodies in the discrete element method. It is derived… read more here.
Keywords: arbitrarily shaped; energy; energy conserving; conserving contact ... See more keywords
Effects of rockfall on an elastic-plastic member: A novel compliance contact model and dynamic response
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2017.06.046
Abstract: The study presents the dynamic structural response of steel member subjected to a localized impact from falling rock blocks in rockfall areas. A novel compliance contact model is derived for the interaction between the elastic-plastic… read more here.
Keywords: compliance contact; model; member; contact ... See more keywords
A thermoelastic contact model between a sliding ball and a stationary half space distributed with spherical inhomogeneities
Sign Up to like & getrecommendations! Published in 2019 at "Tribology International"
DOI: 10.1016/j.triboint.2018.10.023
Abstract: Abstract The present study explores the thermoelastic contact behaviours of two heterogeneous bodies subjected to both contact and frictional heat loads. The equivalent inclusion method (EIM) is employed to model the steady state heat conduction… read more here.
Keywords: contact; distributed spherical; thermoelastic contact; spherical inhomogeneities ... See more keywords
Semi-analytical contact model to determine the flattening behavior of coated sheets under normal load
Sign Up to like & getrecommendations! Published in 2020 at "Tribology International"
DOI: 10.1016/j.triboint.2020.106182
Abstract: Abstract Friction influences the formability in sheet metal forming processes. It depends on the local contact condition between tool and sheet metal. Therefore, precise estimation of real area of contact is the first step for… read more here.
Keywords: semi analytical; analytical contact; model; normal load ... See more keywords
Tangential elastic contact model of the cylindrical contact with different axis crossing angles
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DOI: 10.1177/00368504221094183
Abstract: In this paper, a cylinder contact model with different axis crossing angles is proposed, and the axis crossing angle is introduced into the normal and tangential constitutive equations. This paper uses the method of formula… read more here.
Keywords: different axis; contact; contact model; axis crossing ... See more keywords
An elasto-plastic contact model for conformal contacts between cylinders
Sign Up to like & getrecommendations! Published in 2019 at "Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology"
DOI: 10.1177/1350650119896461
Abstract: In this paper, we present a new model for the elasto-plastic conformal contact between cylinders. By using finite element simulation, it is observed that the transition of elasto-plastic contact in conformal case is different from… read more here.
Keywords: elasto plastic; model; plastic contact; conformal contact ... See more keywords
Finite element study of displacement controlled fretting in cylinder contact with different axis crossing angles
Sign Up to like & getrecommendations! Published in 2022 at "Advances in Mechanical Engineering"
DOI: 10.1177/16878132221123887
Abstract: There is inevitably an angular offset during contact of mechanical structures such as roller bearings or gears. Most of the previous contact models involve the contact between two parallel cylinders. This paper introduces the angle… read more here.
Keywords: crossing angles; different axis; contact; contact model ... See more keywords