Aerostatic bearings design and analysis with the application to precision engineering: State-of-the-art and future perspectives
Aerostatic bearings have been employed as an essential precision engineering element
and enabling technology in numerous applications requiring precision and ultraprecision …
and enabling technology in numerous applications requiring precision and ultraprecision …
Improvement on load performance of externally pressurized gas journal bearings by opening pressure-equalizing grooves
J Du, G Zhang, T Liu, S To - Tribology International, 2014 - Elsevier
To improve the load performance of externally pressurized gas journal bearings (EPGJBs),
the influences of structural parameters of pressure-equalizing grooves (PEGs) such as the …
the influences of structural parameters of pressure-equalizing grooves (PEGs) such as the …
CFD analysis of a simple orifice-type feeding system for aerostatic bearings
G Belforte, T Raparelli, A Trivella, V Viktorov… - Tribology Letters, 2015 - Springer
A numerical analysis on the feeding system of externally pressurised gas bearings, for the
correction of the theoretical mass flow rate formula by means of a discharge coefficient, is …
correction of the theoretical mass flow rate formula by means of a discharge coefficient, is …
Numerical analysis and experimental research on the angular stiffness of aerostatic bearings
H Cui, Y Wang, H Yang, L Zhou, H Li, W Wang… - Tribology …, 2018 - Elsevier
The machined surface topography in the ultra-precision machining process was obviously
affected by the angular stiffness of aerostatic bearings. In this study, a numerical model was …
affected by the angular stiffness of aerostatic bearings. In this study, a numerical model was …
Dynamics of 5-DOF aerostatic spindle with time-varying coefficients of air bearing
Aerostatic bearing spindle has been widely used in precision machining processes. This
paper presents a time-varying dynamic model of aerostatic spindle due to the change of air …
paper presents a time-varying dynamic model of aerostatic spindle due to the change of air …
Effect of surface waviness on the performances of an aerostatic thrust bearing with orifice-type restrictor
In this paper, four waviness types are presented to investigate the effect of surface waviness
on the static performance, dynamic performance and stability of an aerostatic thrust bearing …
on the static performance, dynamic performance and stability of an aerostatic thrust bearing …
Investigation on the static and dynamic characteristics of 3-DOF aerostatic thrust bearings with orifice restrictor
This paper studies the static and dynamic characteristics of 3-DOF aerostatic thrust bearings
with orifice restrictor. The coupled perturbation Reynolds equations are solved …
with orifice restrictor. The coupled perturbation Reynolds equations are solved …
Static load performance of a water-lubricated hydrostatic thrust bearing
M Rohmer, L San Andrés… - … of Engineering for …, 2018 - asmedigitalcollection.asme.org
In rotating equipment, thrust bearings aid to balance axial loads and control shaft position. In
turbomachinery, axial loads depend on shaft speed and pressure rise/drop on the impellers …
turbomachinery, axial loads depend on shaft speed and pressure rise/drop on the impellers …
均压槽结构形状对静压干气密封性能影响分析
赵艳凤, 彭旭东, 江锦波, 陈源, 赵文静 - 摩擦学学报, 2017 - tribology.com.cn
静压干气密封(DGS) 中的均压槽起着均布压力和二次节流的作用, 开展了典型形状均压槽静压
DGS 的性能对比和结构优选. 基于静压气体润滑理论, 建立了圆形, 椭圆形 …
DGS 的性能对比和结构优选. 基于静压气体润滑理论, 建立了圆形, 椭圆形 …
Numerical analysis of the dynamic performance of aerostatic thrust bearings with different restrictors
H Cui, Y Wang, X Yue, Y Li… - Proceedings of the …, 2019 - journals.sagepub.com
This study utilizes a dynamic mesh technology to investigate the dynamic performance of
aerostatic thrust bearings with orifice restrictor, multiple restrictors, and porous restrictor. An …
aerostatic thrust bearings with orifice restrictor, multiple restrictors, and porous restrictor. An …