Results 11 to 20 of about 6,657 (266)

The Effects Analysis of Contact Stiffness of Double-Row Tapered Roller Bearing under Composite Loads [PDF]

Sensors, 2023
Double-row tapered roller bearings have been widely used in various equipment recently due to their compact structure and ability to withstand large loads.
Fanyu Zhang, Hangyuan Lv, Qingkai Han, Mingqi Li   +3 more
doaj   +2 more sources

The Effect of Defect Size and Location in Roller Bearing Fault Detection: Experimental Insights for Vibration-Based Diagnosis [PDF]

Sensors
In rotating machines, any faults in anti-friction bearings occurring during operation can lead to failures that are unacceptable due to considerable downtime losses and maintenance costs. Hence, early fault detection is essential, and different vibration-
Haobin Wen, Khalid Almutairi, Jyoti K. Sinha, Long Zhang   +3 more
doaj   +2 more sources

Internal load distribution of single-row tapered roller bearings doubly supporting main shaft of wind turbine

Advances in Mechanical Engineering, 2022
In order to accurately understand the internal loading state of the single-row tapered roller bearings doubly supporting the main shaft of wind turbine, a 5-DOF mechanical model of such bearing combination in wind turbine was established which considered
Yunfeng Li, Yuanan Gao
doaj   +1 more source

Study on contact load and preload characteristics of cylindrical roller bearings with triple-lobe raceway

Mechanics & Industry, 2022
The suitable preload design of cylindrical roller bearing with triple-lobe raceway can avoid effectively bearing sliding damage. To realize the preload characteristics analysis of bearing, the quasi-static numerical model of cylindrical roller bearing ...
Yu Qing Jie, Chi Jie, Gong Ping, Jiang Hong Wei, Zhan Li Wei, Xue Lin Lin   +5 more
doaj   +1 more source

Research on Elastic Composite Cylindrical Roller Bearing Contact Fatigue Based on the Subsurface Stress

International Journal of Rotating Machinery, 2023
In order to study the elastic contact fatigue problems of composite cylindrical roller bearing, through the three stages of contact fatigue crack initiation, propagation, and ablating of cylindrical roller bearing theoretically analyzed, the subsurface ...
Wen Yang, Qishui Yao, Jianghong Yu, Yunxin Kuang, Jianfeng Huang   +4 more
doaj   +1 more source

PENGARUH CLEARANCE DAN PEMBEBANAN RADIAL TERHADAP PERPINDAHAN, DISTRIBUSI BEBAN KONTAK, DAN KEKAKUAN ELEMEN ROL PADA SPHERICAL ROLLER BEARING

Rekayasa Mesin, 2023
This study aims to determine the effect of clearance and loading regarding to the displacement, distribution of contact loads and stiffness of spherical roller bearings at rest.
Hendery Dahlan, Rahmi Safitri, Meifal Rusli, Mulyadi Bur   +3 more
doaj   +1 more source

Abnormal Wear Mechanism and Improvement of High-Speed Cylindrical Roller Bearing

Shock and Vibration, 2021
This paper presents the dynamic differential equations of cylindrical roller bearing, considering the dynamic unbalance mass of roller and the contact between the roller end face and the inner ring rib.
Wenhu Zhang, Sier Deng, Song Zhang, Jian Wang, Jintao Zheng   +4 more
doaj   +1 more source

Simulation Analysis of Skew Collision of Needle Roller Bearing Used in Precision Cycloid Reducer

Machines, 2023
In order to improve the service life of the needle roller bearing used in a precision cycloid reducer, and to reveal the skew and collision phenomenon of the needle roller bearing, based on the force analysis of the transmission mechanism of the cycloid ...
Yue Sun, Ying-Hui Zhang, Wei-Dong He
doaj   +1 more source

Theoretical and Experimental Investigation on Thermal Characteristics of Railway Double-Row Tapered Roller Bearing

Energies, 2022
The research on the thermal characteristics of railway double-row tapered roller bearing is of great significance for its structural design and operation monitoring.
Pengfei Gao, Wuchu Tang, Yunxian Cui, Yuchen Wang, Guowei Mo, Junwei Yin   +5 more
doaj   +1 more source

Review on Motion and Load-Bearing Characteristics of the Planetary Roller Screw Mechanism

Machines, 2022
Studying the motion and load-bearing characteristics of the planetary roller screw mechanism is the basis for the structural design and performance optimisation of the mechanism.
Xin Li, Geng Liu, Xiaojun Fu, Shangjun Ma   +3 more
doaj   +1 more source