Research progress of hydrostatic bearing and hydrostatic-hydrodynamic hybrid bearing in high-end computer numerical control machine equipment

X Yu, W Gao, Y Feng, G Shi, S Li, M Chen… - International Journal of …, 2023 - Springer
Hydrostatic bearing has the advantages of wide speed range, large bearing capacity, high
precision and stability. Hydrostatic-hydrodynamic hybrid bearing can make up for the lack of …

Performance of electro-rheological (ER) lubricant operated hybrid circular thrust pad bearing considering 3D surface irregularities

SC Sharma, N Kumar - Tribology International, 2023 - Elsevier
This paper describes the behaviour of ER lubricated hybrid circular thrust pad bearing
(HCTB) having three-dimensional (3D) surface irregularities. Finite element analysis has …

An optimum design approach for textured thrust bearing with elliptical-shape dimples using computational fluid dynamics and design of experiments including …

G Fu, A Untaroiu - Journal of Engineering for Gas …, 2017 - asmedigitalcollection.asme.org
Textured thrust bearings are capable of providing higher load capacity and lower friction
torque compared to nontextured bearings. However, most previous optimization efforts for …

Performance of a spherical hybrid thrust bearing considering the influence of surface irregularities and MR lubricant behavior

SC Sharma, N Agrawal - Tribology Transactions, 2022 - Taylor & Francis
This article describes the finite element modeling of a spherical hybrid thrust bearing
(SHTB), taking into account the influence of three-dimensional surface irregularities and …

Application of direct coupling method to design problems of hydrostatic guideways accounting for fluid-structure interactions

WU Yangong, Z Qiao, H Ge, J Xue, B Wang - Advances in Engineering …, 2023 - Elsevier
The deformation of slide carriages caused by oil pressure produces a substantial effect on
the performance of hydrostatic guideways. This paper is aimed to propose a practical fluid …

Improvement in textured hole-entry hybrid journal bearing system by using multi-objective genetic algorithm

SK Yadav, GD Thakre, CB Khatri - Journal of the Brazilian Society of …, 2022 - Springer
In the past few decades, various studies have been performed by using textured surfaces in
bearings to improve static performance characteristics friction and improve load-carrying …

Lubrication performance of planar thrust bearing with consideration of roughness of the surfaces

S Li, Q An - Proceedings of the Institution of Mechanical …, 2019 - journals.sagepub.com
Based on the numerical simulation of the rough surfaces, Reynolds equation and Newton's
Second Law of Motion-Force and Acceleration, the calculation model for planar thrust sliding …

[PDF][PDF] 静压圆柱导轨系统静态刚度理论模型研究

蒋书运, 祝进波 - 机械工程学报, 2021 - qikan.cmes.org
静态刚度是静压圆柱导轨系统的重要性能指标, 然而到目前为止尚未见到该类导轨静态刚度的
理论模型. 研究建立静压圆柱导轨五自由度静态刚度模型, 考虑到静压圆柱导轨系统是由导柱与 …

Static characteristics of hydrostatic thrust bearing considering the inertia effect on the region of supply hole

Z Tian, H Cao, Y Huang - Proceedings of the Institution of …, 2019 - journals.sagepub.com
In the previous studies on the hydrostatic thrust bearing, the differences between the
theoretical results and experimental results are obvious when the inertia parameter S and …

A novel technique to compute static and dynamic performance characteristics of aerostatic thrust bearing

SK Yadav, AK Rajput, N Ram… - Industrial Lubrication and …, 2018 - emerald.com
Purpose This study aims to analyze the dynamic performance of aerostatic thrust bearing for
different geometries of recess. Different geometries of recess of equal recess area, ie …