典型文献
Direct observation of the impact of water droplets on oil replenishment in EHD lubricated contacts
文献摘要:
Water is one of the most significant causes of lubrication failure. There is little research on the direct observation of the impact of water on lubrication properties. In this study, the influence of water on oil replenishment under different elastohydrodynamic (EHD) lubricating conditions is evaluated using optical interferometry and infrared microscopy, and a dimensionless criterion when water influences the film thickness is proposed. Evidence shows that the scour displacing effect and emulsification of water/oil are the main reasons for the reduction in film thickness. Once a water droplet enters an oil reservoir around the critical contact zone, it hardly moves away. This aggravates starvation, reduces the center film thickness of the contact, and leads to lubrication failure of the mechanical components.
文献关键词:
中图分类号:
作者姓名:
Xiang LIU;Jintao WANG;Lu HUANG;Jingyue ZHANG;Changhong XU;Lin TONG;Dan GUO
作者机构:
National Institute of Metrology,Beijing 100029,China;State Key Laboratory of Tribology,Tsinghua University,Beijing 100084,China
文献出处:
引用格式:
[1]Xiang LIU;Jintao WANG;Lu HUANG;Jingyue ZHANG;Changhong XU;Lin TONG;Dan GUO-.Direct observation of the impact of water droplets on oil replenishment in EHD lubricated contacts)[J].摩擦(英文),2022(03):388-397
A类:
elastohydrodynamic
B类:
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AB值:
0.605909
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