Results 31 to 40 of about 1,218 (278)

Temperature rise characteristics for angular-contact ball bearings with oil-air lubrication based on fluid-solid conjugate heat transfer

open access: yesAdvances in Mechanical Engineering, 2021
At present, the thermal analysis of oil-air-lubricated angular-contact ball bearings uses empirical heat transfer coefficients to calculate heat transfer.
Miaomiao Li   +3 more
doaj   +1 more source

Study of the Contact Characteristics of Machine Tool Spindle Bearings under Strong Asymmetric Loads and High-Temperature Lubrication Oil

open access: yesLubricants, 2022
The contact characteristics of angular contact ball bearings are closely related to the thermal failure of high-speed spindle systems. This paper establishes a closed-loop iterative model for analyzing the ball–race contact characteristics of machine ...
Yanfang Dong   +4 more
doaj   +1 more source

RESEARCH ON THE AXIAL CARRYING CAPACITY OF ANGULAR CONTACT BALL BEARINGS BASED ON COMBINED LOADS

open access: yesJixie qiangdu, 2015
Aim at difficulty to calculate the angular contact ball bearings’ axial carrying capacity in combined loads,considering the different of every roller suffered load and the actual contact angle,using deformation coordination principle and Hertz contact ...
YAN Cheng   +4 more
doaj   +2 more sources

Research on H7006C Angular Contact Ball Bearing Slipping Behavior under Operating Conditions

open access: yesLubricants, 2023
During operation, angular contact ball bearings exhibit slipping behavior, which accelerates bearing wear and reduces the bearing’s overall service life.
Fang Yang   +4 more
doaj   +1 more source

The Influence of Preload on the Work of Angular Contact Ball Bearings [PDF]

open access: yesArchive of Mechanical Engineering, 2016
Abstract Optimum values of preload can be achieved in well-tried constructions and then applied in similar structures. For new structures, it is recommended to calculate the preload force and to test the correctness of calculation by means of experiments. In practice it may be necessary to introduce corrections, because not all real work parameters can
Kaczor Jarosław, Raczyński Andrzej
openaire   +2 more sources

A Study of Diagnostic Signatures of a Deep Groove Ball Bearing Based on a Nonlinear Dynamic Mode

open access: yes, 2015
For accurate fault detection and diagnosis, this paper focuses on the study of bearing vibration responses under increasing radial clearances due to investable wear and different bearing grades.
Gu, Fengshou   +8 more
core   +1 more source

Double Row Angular Contact Ball Bearings In Centrifugal Pumps.

open access: yes, 1996
Lecturepg. 81Double row angular contact ball bearings are used extensively in ANSI type end suction centrifugal pumps and other fluid machinery. The double row angular contact ball bearing supports combined axial and radial loads, provides high shaft ...
Meyers, Keith
core   +1 more source

Study on the running torque of angular contact ball bearings subjected to angular misalignment

open access: yes, 2017
Angular misalignment is unavoidable in most applications of rolling-element bearings. The goal of this study is to examine the effects of angular misalignment on the running torque of angular contact ball bearings.
Seong-Wook Hong, Van-Canh Tong
core   +1 more source

Innovative designs of angular contact ball bearings systems preload mechanisms

open access: yes, 2018
Presented are two mechanisms to simplify preloading operations in angular contact ball bearings systems supporting rotating machines’ shafts. The proposed systems also significantly improve its later adjustment during machine exploitation.
Jakub Sikorski, Witold Pawłowski
core   +1 more source

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

open access: yesAdvanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir   +5 more
wiley   +1 more source

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