Investigation on the angular displacements influence and nonlinear effects on thrust bearing dynamics

Autor: Thales Freitas Peixoto, Katia Lucchesi Cavalca

Publikováno v: Tribology International. 131:554-566

This paper presents a model of a turbocharger fixed geometry thrust bearing, considering the shaft collar axial translation and angular displacements. The work investigates the differences of a purely hydrodynamic model, modeled by Reynolds equation,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a814ed697fcbb280c03beaa151a4f374
https://doi.org/10.1016/j.triboint.2018.11.019

Dynamic analysis of turbochargers with thermo-hydrodynamic lubrication bearings

Autor: Rainer Nordmann, Thales Freitas Peixoto, Katia Lucchesi Cavalca

Publikováno v: Journal of Sound and Vibration. 505:116140

The use of a turbocharger in a downsized engine has become the current practice in all vehicle categories, to reduce engine emissions. Typically, the turbocharger is supported by hydrodynamic bearings, namely, fully or semi-floating ring bearings in

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::713d0d4fbaefebed1d4bd0b8a13bf3f0
https://doi.org/10.1016/j.jsv.2021.116140

Experimental Estimation of Equivalent Damping Coefficient of Thrust Bearings

Autor: Gregory Bregion Daniel, Katia Lucchesi Cavalca, Thales Freitas Peixoto

Publikováno v: Lecture Notes in Mechanical Engineering ISBN: 9783319912165

A specific class of rotary machines is the high rotation turbochargers, to automotive application, wherein the shaft is continually subjected to axial forces of different magnitudes due to gas flows in the turbine and the compressor. These forces are

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::62190cc8eb736ee13678a50896fcef6c
https://doi.org/10.1007/978-3-319-91217-2_2

Effect of direct injection and pivot stiffness on the static performance parameters of tilting pad journal bearings.

Autor: Peixoto, Thales Freitas, Tuckmantel, Felipe Wenzel da Silva, Daniel, Gregory Bregion, Cavalca, Katia Lucchesi

Publikováno v: Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology (Sage Publications, Ltd.); Jul2023, Vol. 237 Issue 7, p1487-1510, 24p

Advances in Engine and Powertrain Research and Technology : Design ▪ Simulation ▪ Testing ▪ Manufacturing

Autor: Tigran Parikyan

The book covers a wide range of applied research compactly presented in one volume, and shows innovative engineering solutions for automotive, marine and aviation industries, as well as power generation. While targeting primarily the audience of pro