Results 1 to 10 of about 29,624 (262)
Chaotic prediction of vibration performance degradation trend of rolling element bearing based on Weibull distribution [PDF]
Science Progress, 2020 Rolling element bearings are used in all rotating machinery, and the degradation performance of rolling element bearings directly affects the performance of the machine.
Li Cheng, Xintao Xia, Liang Ye
doaj +2 more sources
Comprehensive Analysis of Metal Deformation Law Based on Numerical Simulation of Cold Rolling Process [PDF]
Archives of Metallurgy and Materials, 2022 Through taking the cold rolling process as the research object, the three-dimensional finite element model of the strip rolling process is established by using ANSYS/LS-DYNA software. The actual rolling product data has strong consistency with the finite
Zhu-Wen Yan +5 more
doaj +1 more source
Finite Element of Static Contact between Rolling Element and Raceway of Cageless Ball Bearing
Journal of Harbin University of Science and Technology, 2022 At present, scholars at home and abroad have paid attention to the improvement of bearing capacity and lightweight due to the removal of cage, but the theoretical research on rolling element contact is less.The principle of adding local variable speed ...
ZHAO Yan-ling +3 more
doaj +1 more source
Structures Dynamic Property Analysis of Elastic Composite Cylindrical Rolling Element
International Journal of Rotating Machinery, 2021 Elastic composite cylindrical roller bearing is a novel type of roller bearing whose rolling element is designed by innovating the rolling element structure of cylindrical roller bearings.
Yao Qishui +3 more
doaj +1 more source
Rolling Element Fault Diagnosis Based on VMD and Sensitivity MCKD
IEEE Access, 2021 In order to improve the diagnosis accuracy and solve the weak fault signal of rolling element of rolling bearings due to long transmission path, a novel fault diagnosis method based on variational mode decomposition (VMD) and maximum correlation kurtosis
Hongjiang Cui, Ying Guan, Huayue Chen
doaj +1 more source
Energies, 2022 Rolling-element bearings play vital roles in the dynamic vibration performance of the whole machinery. Hence, accurate modeling and assessment of the rolling-element bearing are beneficial for the well understanding of the vibration response of rolling ...
Ya Luo +5 more
doaj +1 more source
Experimental research of force wave precession gears with rolling element
Trudy Odesskogo Politehničeskogo Universiteta, 2020 The main task of modern mechanical engineering is to improve the quality and reliability of machinery and mechanisms while reducing their overall dimensions and increasing cost-effectiveness.
Михайло Володимирович Маргуліс +1 more
doaj +5 more sources
OPTIMISATION PROCEDURE OF INNER GEOMETRY IN SPHERICAL ROLLER BEARINGS WITH REGARD TO THEIR DURABILITY [PDF]
Scientific Journal of Silesian University of Technology. Series Transport, 2020 This article deals with an optimisation procedure of inner geometry of rolling elements designed for spherical roller bearings. A process of selection of the most appropriate solution to increase spherical roller bearing durability is understood under ...
Ján ŠTEININGER +3 more
doaj +1 more source
Mathematics, 2021 The accurate localization of the rolling element failure is very important to ensure the reliability of rotating machinery. This paper proposes an efficient and anti-noise fault diagnosis model for rolling elements.
Chun-Yao Lee, Guang-Lin Zhuo
doaj +1 more source
Communications, 2020 The article deals with an optimization procedure of roller elements geometry with regard to durability of spherical roller bearings. The aim of the article is to examine the impact of change of the roller elements inner geometry on durability and ...
Jan Steininger +3 more
doaj +1 more source