An overview and assessment on aerodynamic journal bearings with important findings and scope for explorations

MR Pattnayak, P Ganai, RK Pandey, JK Dutt… - Tribology …, 2022 - Elsevier
Aerodynamic journal bearings (AJBs) are mainly being used to support and guide the high-
speed lightly loaded rotors. In the past, the investigators have done substantial efforts across …

Research and applications of active bearings: A state-of-the-art review

Ł Breńkacz, Ł Witanowski, M Drosińska-Komor… - … Systems and Signal …, 2021 - Elsevier
Controllable/active bearings are mainly associated with active magnetic bearings (AMBs),
whereas active bearing control is also found in many types of bearings, eg fluid, gas and …

Investigations on start-up performances of novel hybrid metal rubber-bump foil bearings

C Zhang, H Ao, H Jiang, N Zhou - Tribology International, 2021 - Elsevier
In the frequent start-up process of aerodynamic bearings, contact easily occurs between
journal and bearing bush. In this research, novel hybrid metal rubber-bump foil bearings …

Performance behaviours of a self-acting gas journal bearing with a new bore design

MR Pattnayak, RK Pandey, JK Dutt - Tribology International, 2020 - Elsevier
A new bore design of a self-acting gas journal bearing has been conceived for enhancing
the load carrying capacity and dynamic stability parameters as compared to conventional …

Static and dynamic bearing performances of hybrid gas dynamic bearings

C Zhang, H Ao, H Jiang - Tribology International, 2021 - Elsevier
Hybrid gas dynamic bearings (HGDBs) are designed to improve the viscous damping and
stiffness of conventional gas foil bearings (GFBs). A static load-carrying capacity model …

[HTML][HTML] Fluid-solid coupled simulation on thermal management of hydrodynamic gas foil bearing with an axial cooling throughflow

Q Gao, W Sun, J Zhang, J Zhang - Case Studies in Thermal Engineering, 2022 - Elsevier
The axial throughflow cooling is a realistic solution for the purpose of thermal management
in the hydrodynamic gas foil bearings operating at ultra-high rotational speed and mini …

Experimental and numerical evaluation of the damping properties of a foil bearing structure taking into account the static and kinetic dry friction

G Zywica, P Baginski, M Bogulicz - Journal of the Brazilian Society of …, 2021 - Springer
Over the past decades, experimental and theoretical studies on gas foil bearings have been
conducted extensively. The essence of the operation of these bearings lies in the use of a …

Compliant gas foil bearings and analysis tools

M Branagan, D Griffin, C Goyne… - … of Engineering for …, 2016 - asmedigitalcollection.asme.org
Compliant gas foil bearings are composed of two layers of thin metallic foil and a thin film of
gas to support the journal. The bottom foil creates an elastic structure which supports the top …

A valid method of gas foil bearing parameter estimation: A model anchored on experimental data

R Hoffmann, O Munz, T Pronobis… - Proceedings of the …, 2018 - journals.sagepub.com
Gas foil bearings are a smart green technology and suitable for the next generation of small
turbo machinery eg turbochargers, micro gas turbines, range extenders and compressors of …

Numerical Investigation of Unsteady Characteristics of Gas Foil Journal Bearings with Fluid–Structure Interaction

C Yang, Z Wang, Z Chen, Y Lyu, J Zhang - Aerospace, 2023 - mdpi.com
Gas foil journal bearings (GFJBs) have been widely employed in high-speed rotating
machinery in the aviation industry. However, the role of fluid–structure interaction in the …