磁流体润滑特性及其在轴承中的应用研究进展  

Research Progress on Lubricating Characteristics of Magnetic Fluid and Its Application in Bearings

作　　者：熊乐 胡瑞[1,2] 许春霞 熊震 黄志开 XIONG Le;HU Rui;XU Chunxia;XIONG Zhen;HUANG Zhikai(Jiangxi Province Key Laboratory of Precision Drive & Control, Nanchang Institute of Technology,Nanchang 330099,China;Department of Mechanical Engineering, University of Sheffield,Sheffield S1 3JD, UK)

机构地区：[1]南昌工程学院江西省精密驱动与控制重点实验室,南昌330099 [2]谢菲尔德大学机电学院,英国谢菲尔德S13JD

出　　处：《轴承》2020年第7期61-67,共7页Bearing

基　　金：国家自然科学基金项目(51765044);2019年国家留学基金委公派留学项目(201908360023);国家(江西省)大学生创新创业训练计划(201725,201921);江西省教育厅项目(GJJ180934,GJJ180960);江西省自然科学基金项目(20161BAB206119,20161BAB216105);江西省高等学校教学改革研究重点项目(JXJG19181)。

摘　　要：论述了磁流体润滑性能的最新研究成果,主要涉及磁流体挤压薄膜润滑效应和磁流体润滑油膜特性理论探索,磁流体润滑性能与磁流变性能试验研究以及磁流体润滑性能数字仿真分析等,指出了目前研究的不足,介绍了磁流体应用于轴承润滑方面的试验研究,不仅集中于滑动轴承,还涉及润滑缺失严重的推力球轴承,其润滑效果明显。The latest research results of magnetic fluid lubricating properties are discussed,the research mainly involves theoretical exploration of lubricating effect of magnetic fluid extrusion films and characteristics of magnetic fluid lubricating oil films,experimental research on magnetic fluid lubricating properties and magnetorheological properties,digital simulation analysis of magnetic fluid lubricating properties.The current research deficiencies are pointed out.The experimental research on application of magnetic fluid to bearing lubrication is introduced.The research not only focuses on sliding bearings,but also involves thrust ball bearings with severe lack of lubrication,and the lubricating effect is obvious.

关 键 词：轴承 磁轴承 流体润滑 油膜 磁流变性能 试验 

分 类 号：TH133.31[机械工程—机械制造及自动化] O351.2[理学—流体力学]