Results 21 to 30 of about 8,499 (231)

Investigation of the Static Performance of Hydrostatic Thrust Bearings Considering Non-Gaussian Surface Topography

Lubricants, 2023
The dynamic and static characteristics of hydrostatic thrust bearings are significantly affected by the bearing surface topography. Previous studies on hydrostatic thrust bearings have focused on Gaussian distribution models of bearing surface topography.
Huaiqing Lu, Zhuxin Tian
doaj   +1 more source

Static characteristics of a hydrostatic thrust bearing with a membrane displacement compensator [PDF]

FME Transactions, 2021
The article discusses the design and also presents a mathematical model and method for calculation of static characteristics of a hydrostatic thrust bearing with a membrane-type displacement compensator.
Kodnyanko Vladimir A., Kurzakov Andrey S.   +1 more
doaj   +1 more source

Design of a Hydrostatic Spindle and Its Simulation Analysis with the Application to a High Precision Internal Grinding Machine

Machines, 2022
Hydrostatic thrust bearings are the core part of the hydrostatic spindle, which is widely used in high precision grinding machines. In this paper, the viscosity-temperature (v-t) characteristics of hydrostatic oil are systematically investigated, which ...
Youyun Shang, Kai Cheng, Hui Ding, Shijin Chen   +3 more
doaj   +1 more source

Experimental and Simulated Investigation of Lubrication Characteristics of a Water-Lubricated Bearing in a Single-Screw Compressor

Applied Sciences, 2021
Water-lubricated single-screw compressors (WSSCs) have developed rapidly in recent years because they can supply oil-free compressed air at considerably low costs. However, a major technical obstacle is that the conventional bearing arrangement of a star
Jia Xie, Chengyu Peng, Wenshan Zhang, Cun Zhao, Quanke Feng   +4 more
doaj   +1 more source

Theoretical Study of the Static and Dynamic Characteristics of a Slotted Adaptive Hydrostatic Thrust Bearing with a Regulator of the Lubricant Output Flow

Mathematics, 2022
This manuscript considers the design of a slotted adaptive hydrostatic thrust bearing with a regulator of the lubricant output flow. A theoretical study of its static and dynamic characteristics was carried out.
Vladimir Kodnyanko, Andrey Kurzakov, Alexey Surovtsev, Lilia Strok, Olga Grigorieva, Maxim Brungardt, Svetlana Belyakova, Ludmila Gogol   +7 more
doaj   +1 more source

Nonlinear Control of Hydrostatic Thrust Bearing Using Multivariable Optimization

Mathematics, 2021
This research work is focused on the nonlinear modeling and control of a hydrostatic thrust bearing. In the proposed work, a mathematical model is formulated for a hydrostatic thrust bearing system that includes the effects of uncertainties, unmodelled ...
Waheed Ur Rehman, Wakeel Khan, Nasim Ullah, M. D. Shahariar Chowdhury, Kuaanan Techato, Muhammad Haneef   +5 more
doaj   +1 more source

Feasibility Analysis of Adopting the Hydrogen Hydrostatic Thrust Bearing

Applied Sciences, 2023
The hydrogen hydrostatic thrust bearing (HHTB) is a key component of hydrogen liquefaction that impacts turbo-expander characteristics. To analyze the feasibility of using the HHTB in this application, characteristics of HHTBs were calculated using a CFD
Mingchen Qiang, Mingzhe Liu, Qi Zhao, Yu Hou, Shaohang Yan, Tianwei Lai   +5 more
doaj   +1 more source

The Research Status and Progress of Heavy/Large Hydrostatic Thrust Bearing

Advances in Mechanical Engineering, 2014
How to improve the rotation speed of heavy/large CNC vertical lathe, the machining efficiency, and machining precision is one of the key issues which need to be solved urgently.
Xibing Li, Xun Wang, Ming Li, Yunshi Ma, Ying Huang   +4 more
doaj   +1 more source

Design and Optimization of the Surface Texture at the Hydrostatic Bearing and the Spindle for High Precision Machining

Machines, 2022
Hydrostatic bearing spindles are widely applied in high precision grinding and turning machines due to their good dynamic stability and rotational accuracy.
Youyun Shang, Kai Cheng, Hui Ding, Shijin Chen   +3 more
doaj   +1 more source

Optimization of Hydrostatic Thrust Bearings

Journal of the Japan Society of Precision Engineering, 1978
In this paper, the theoretical studies on the optimization of the operating condition of the hydrostatic thrust bearings are presented. Total amount of power consumption is treated as an objective function, while the bearing clearance, static stiffness, damping ratio of the bearing, lubricant viscosity and the initial lift up pressure are considered as
Tojiro AOYAMA, Ichiro INASAKI, Sakae YONETSU   +2 more
openaire   +2 more sources