Results 51 to 60 of about 660,511 (329)

Influence of roundness errors of bearing components on rotational accuracy of cylindrical roller bearings

Scientific Reports, 2022
Understanding the influence of bearing component roundness errors and roller number on the rotational accuracy of rolling bearings is crucial in the design of high precision bearings.
Yongjian Yu, Jishun Li, Yujun Xue
doaj   +1 more source

Advanced Manufacturing of Composite‐Based Systems for Energy Applications

Advanced Materials Technologies, EarlyView.
Advanced manufacturing enables the integration of polymers, ceramics, metal oxides, and composites into architected microstructures with tailored transport pathways. By coupling material selection, manufacturing strategy, and structural design, multifunctional energy systems can simultaneously improve electrochemical performance, thermal management ...
Sri Vaishnavi Thummalapalli, Dhanush Patil, Libin Yang, M. Taylor Sobczak, Anshul Kulkarni, Xiao Sun, Arunachalam Ramanathan, Tiantian Li, Ramaraja P. Ramasamy, Jason J. Locklin, Yanyu Chen, Xianqiao Wang, Arunachala Mada Kannan, Kenan Song   +13 more
wiley   +1 more source

The Effects of Hollow Ratio on the Radial Bearing Properties of Pre-Loaded Cylindrical Roller Bearings [PDF]

, 2011
The finite element method is adopted to analyze the pre-loaded cylindrical roller bearings according to the theory of contact mechanics. The effects of hollow ratio on the radial stiffness of bearings, the maximum contact stress of rollers, and the ...
Xiu Juan Zhang, Yan Kui Liu, Yan Gang Wei   +2 more
core   +1 more source

Life Evaluation of High-speed EMU Variable Gauge Bogie Axle Box Bearing under Partial Load

机车电传动, 2020
The life of the axle box bearing of a high-speed EMU variable gauge bogie was evaluated. The axle box bearing should take two kinds of gauge and bear partial load due to the influence of the wheel track distance, thus producing the partial load effect ...
Zhiwei ZHENG, Zhihui HUANG
doaj  

Nonlocomotory Robotic Strategies for Dynamic Rotation Control in Terrestrial Robots: A Review

Advanced Robotics Research, EarlyView.
Terrestrial robots increasingly require rapid body rotation to maintain stability and agility in complex environments. This review shows nonlocomotory rotational control strategies that operate without ground contact, including reaction wheels, tails, bars, limbs, and thrusters.
Y. Liang, J. An, X. Zheng, D. Wang, S. Wang, X. Wang, P. Zhu, J. Pei, S. Li, J. Paripurana, Y. Han, Z. Tang, X. Gan, Q. He, X. Ma   +14 more
wiley   +1 more source

Waveguide Photoactuators: Materials, Fabrication, and Applications

Advanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi, Hemin Pan, Yang Zong, Yongfeng Mei, Jizhai Cui   +4 more
wiley   +1 more source

Research on Roller Skew Characteristics of Cylindrical Roller Bearings Based on ANSYS/LS‑DYNA

Nanjing Hangkong Hangtian Daxue Xuebao
During the high-speed operation of cylindrical roller bearings， there is a certain deflection angle between the contact line of the rollers and raceways and the bearing rotation axis.
MA Chenfei, HOU Xiangying, YANG Kai, ZHANG Hong, LI Zhengminqing   +4 more
doaj   +1 more source

Dynamic Characteristics Analysis of Cylindrical Roller Bearing with Dimensional Deviations in Cage Pocket

Applied Sciences
Dimensional deviations in the cage pocket of a roller bearing can significantly affect the bearing’s dynamic performance, directly determining the positional stability of the roller. These deviations can result in roller misalignment, increasing friction
Jiajia Xin, Z. Wang, Xu Hao, Xiaoye Qi, Yongjie Wang, Baogang Wen   +5 more
semanticscholar   +1 more source

Optimal Design of Clearances of Cylindrical Roller Bearing Components Based on Dynamic Analysis

Mathematical Problems in Engineering, 2022
With the continuous advancement in bearing speed, bearing assembly clearance (pocket, radial, and guide clearances) has a particularly significant impact on dynamic characteristics of bearing.
Lihai Chen, Fangbo Ma, M. Qiu, Yanfang Dong, Xiaoxu Pang, Junxing Li, Chuanmeng Yang   +6 more
semanticscholar   +1 more source

FEA ANALYSIS OF NOVEL DESIGN OF CYLINDRICAL ROLLER BEARING [PDF]

, 2011
This work presents a finite element stress analysis of a novel design of cylindrical roller. The focus of this study is to create a uniform contact-stress distribution along the length of the roller and to recommend a roller bearing design which is ...
Bhamidipati, Prasanna Subbarao
core   +2 more sources