Experimental investigation and optimization of tribological characteristics of wooden journal bearings

V Mourya, SP Bhore - Biotribology, 2023 - Elsevier
Wooden journal bearing is widely used in various applications such as wind turbines and
marine bearings. In this paper, the wooden journal bearings is fabricated with teak wood …

Theoretical and experimental investigation on the effect of supply pressure on the nonlinear behaviors of the aerostatic bearing-rotor system

J Zhang, D Han, M Song, Z Xie, Z Rao, D Zou - Mechanical Systems and …, 2021 - Elsevier
With low friction, high rotational speed and low motion error, the aerostatic bearings have
been widely applied to the high speed rotating and high precision machines. However …

Stability and vibration characteristics of a rotor-gas foil bearings system with high-static-low-dynamic-stiffness supports

Y Gu, Y Ma, G Ren - Journal of sound and Vibration, 2017 - Elsevier
Supporting gas bearings with proper flexible supports can improve the stability performance
of a rotor-bearings system. Many researchers had successfully applied O-rings to stabilize …

Effect of support stiffness and damping on stability characteristics of herringbone-grooved aerodynamic journal bearings mounted on viscoelastic supports

N Miyanaga, J Tomioka - Tribology International, 2016 - Elsevier
Journal bearings mounted on viscoelastic supports are often used to improve the stability.
However, proper support conditions have not been established especially for herringbone …

Experimental investigation of enhanced grooves for herringbone grooved journal bearings

PK Bättig, PH Wagner… - Journal of …, 2022 - asmedigitalcollection.asme.org
This paper presents the results of a theoretical and experimental investigation of the
potential of enhanced groove geometries to increase the bearing clearance of a …

Direct measurement of high-frequency viscoelastic properties of pre-deformed rubber

T Shoyama, K Fujimoto - Polymer Testing, 2018 - Elsevier
Rubber is an effective and low-cost material for mechanical vibration suppression because
in the glass-transition zone it exhibits high damping abilities. However, analytical predictions …

Dynamic Characterization of Rubber O‐Rings: Squeeze and Size Effects

F Al-Bender, F Colombo, D Reynaerts… - Advances in …, 2017 - Wiley Online Library
This paper concerns the dynamic characterization of rubber O‐rings used to introduce
damping in high speed gas bearing systems. O‐shaped rubber rings composed of high …

Data-driven model for the dynamic characteristics of o-rings for gas bearing supported rotors

P Bättig, J Schiffmann - Journal of Applied …, 2019 - asmedigitalcollection.asme.org
The measurement results of various nitrile butadiene rubber (NBR) O-Ring sizes are
presented, and reduced-order models are developed in order to predict the stiffness and …

Nonlinear dynamic analysis of a rotor-porous air journal bearing system with O-rings mounted

K Zhang, K Feng, W Li, L Song - Nonlinear Dynamics, 2022 - Springer
Porous air journal bearings (PAJBs) with O-rings mounted are regarded as a potential
choice to offer air levitation with a large load capacity and optimal start/stop characteristics …

Calculation of high-frequency dynamic properties of squeezed O-ring for bearing support

T Shoyama, K Fujimoto - Mechanical Engineering Journal, 2018 - jstage.jst.go.jp
Determination and prediction of the dynamic properties of an O-ring for bearing support
were performed. Utilizing O-rings as supporters of bearing is a promising way to suppress …