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Static and dynamic performances of an offset bearing under a micropolar lubricant
Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology ( IF 1.6 ) Pub Date : 2021-04-20 , DOI: 10.1177/13506501211010034
Sanyam Sharma 1 , Chimata M Krishna 2
Affiliation  

In this research paper, the theoretical performance of a circular offset bearing is evaluated. The objective of this paper is to discuss the effects of eccentricity ratios and micropolarity parameters on the static and dynamic characteristics of an offset bearing with respect to micropolar lubrication. The modified Reynolds' equation for a dynamic state is solved using the finite-element method and Galerkin technique. The performance of an offset bearing is computed for a chosen range of eccentricity ratios (0.4–0.6) and for a length–diameter ratio (2.4). Enhancement in the performance of a bearing system is achieved in terms of increasing load and decreasing whirling at the higher values of eccentricity and offset especially at higher micropolarity.



中文翻译:

偏心轴承在微极性润滑剂下的静态和动态性能

在这篇研究论文中,对圆形偏置轴承的理论性能进行了评估。本文的目的是讨论偏心比和微极性参数对偏心轴承相对于微极性润滑的静态和动态特性的影响。使用有限元方法和Galerkin技术求解了动态状态的修改后的雷诺方程。偏心轴承的性能是针对选定的偏心比范围(0.4-0.6)和长径比(2.4)计算的。在较高的偏心度和偏移值下,尤其是在较高的微极性下,可以通过增加载荷和减少涡动来提高轴承系统的性能。

更新日期:2021-04-20
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