Results 21 to 30 of about 1,218 (278)

Analysis of the Influence of Rotor Coupling effect on Vibration of High Speed Angular Contact Ball Bearing

open access: yesJixie chuandong, 2015
Based on the displacement coupling relationship and loading equilibrium relationship between rolling bearings and rotor,a dynamics model of rolling bearings- rotor system based on the internal load- bearing deformation coordination condition is ...
Ye Zhenhuan, Liu Zhansheng, Wang Liqin
doaj   +2 more sources

Characteristics of Duplex Angular Contact Ball Bearing with Combined External Loads and Angular Misalignment

open access: yesApplied Sciences, 2020
As a kind of common phenomenon in practical engineering, misalignment error considerably changes the working performance of bearing. However, it has rarely attracted attention in the study of duplex angular contact ball bearings (DACBBs). To evaluate the
Tengfei Xu, Lihua Yang, Kai Wang
doaj   +2 more sources

OPTIMIZATION PROGRAM DESIGN AND RESEARCH OF ANGULAR CONTACT BALL BEARING CHANNEL CURVATURE RADIUS

open access: yesJixie qiangdu, 2016
Firstly the theory of Hertz was used to calculate the maximum stress of same angular contact ball bearings in the same condition and different internal and external channel curvature radius.
DENG Tao   +4 more
doaj   +2 more sources

The Effect of Factors on the Radiation Noise of High-Speed Full Ceramic Angular Contact Ball Bearings

open access: yesShock and Vibration, 2018
Ceramic angular contact ball bearing is widely used in a high-speed motorised spindle because of their excellent properties such as wear resistance, high temperature resistance, and corrosion resistance. In this study, the characteristics and influencing
Haipeng Yan   +4 more
doaj   +2 more sources

NONLINEAR DYNAMICS OF A ROTOR WITH CANTILEVERED DISK RESTING ON ANGULAR CONTACT BALL BEARINGS [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2016
The mathematical model of nonlinear oscillations of the rotor resting on angular contact ball bearings is developed. The disc is fixed on the console end of the shaft. The deflection of the shaft, and the elastic deformation of the bearings have the same
S. Filipkovskyi
doaj   +1 more source

Experimental Study on Oil Interruption Performance of Novel Cageless Angular Contact Ball Bearings

open access: yesJixie chuandong, 2022
The ability of bearings to resist oil interruption directly affects the reliability of aero engines. In order to explore the dry operation performance of a novel cageless angular contact ball bearing, an oil break test scheme under the bearing ring is ...
Tao Xu, Yanfu Li, Shuidian Xu, Jingyu Mo
doaj   +2 more sources

Analysis of high-speed angular ball bearing lubrication based on bi-directional fluid-solid coupling [PDF]

open access: yesArchive of Mechanical Engineering, 2023
The lubrication of angular contact ball bearings under high-speed motion conditions is particularly important to the working performance of rolling bearings.
Bowen Jiao   +11 more
doaj   +1 more source

Dynamic Characteristic Analysis of Angular Contact Ball Bearings with Two-Piece Inner Rings in Aero-Engine Main Shafts Under Unsteady-State Conditions

open access: yesLubricants
The dynamic interactions among the internal components of aero-engine main shaft bearings under unsteady-state conditions are intricate, involving clearance collisions, contact, friction, and lubrication.
Haisheng Yang, Qiang Liu, Si’er Deng
doaj   +2 more sources

Study on Thermal Characteristics of Angular Contact Ball Bearings Considering Roundness Error

open access: yesLubricants
To develop an angular contact ball bearing with low power consumption, a heat generation calculation model for angular contact ball bearings has been established based on bearing quasi dynamics, elastohydrodynamic lubrication theory, heat transfer theory,
Yongjian Yu   +3 more
doaj   +2 more sources

The effect of lubricant viscosity on the performance of full ceramic ball bearings

open access: yesMaterials Research Express, 2022
As a new high-end bearing product, full ceramic ball bearings are favoured in a variety. However, there have been few studies on the lubrication of full ceramic ball bearings.
Jian Sun   +8 more
doaj   +1 more source

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