| 纳米陶瓷润滑油添加剂润滑机制研究 |
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| 引用本文： | 王向中,王毓民.纳米陶瓷润滑油添加剂润滑机制研究[J].润滑与密封,2009,34(6). |
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| 作者姓名： | 王向中 王毓民 |
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| 作者单位： | 1. 河南农业大学,河南郑州,450002
2. 长安大学,陕西西安,710064 |
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| 摘 要： | 研究了纳米陶瓷润滑油添加剂的润滑机制.采用四球试验机考察了纳米陶瓷润滑油的抗磨性能和极压性能,利用NT场致发射扫描式电子显微镜、高分辨率扫描电子显微镜、X射线光电子能谱仪,观察了磨损表面的纳米粒子形貌,分析了磨损表面的形貌及表面元素成分.结果表明,纳米陶瓷润滑油润滑时,摩擦表面的磨斑很光滑,磨斑表面有Si3N4存在;纳米陶瓷添加剂具有很好的抗磨和极压性能;纳米陶瓷粒子具有"滚珠效应".
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| 关 键 词： | 纳米陶瓷 润滑机制 抗磨性 极压性 |
Study on the Lubrication Mechanism of the Ceramics Nanoparticles Lubricant Additives |
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| Wang Xiangzhong,Wang Yumin.Study on the Lubrication Mechanism of the Ceramics Nanoparticles Lubricant Additives[J].Lubrication Engineering,2009,34(6). |
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| Authors: | Wang Xiangzhong Wang Yumin |
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| Affiliation: | Wang Xiangzhong1 Wang Yumin2 |
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| Abstract: | The lubrication mechanism of the ceramics nanoparticles lubricant additives was analyzed.The extreme pressure and antiwear performances of ceramics nanoparticles lubricant was studied by four-ball test machine.The nanoparticles on the wear surface were observed by NT field emission scanning electron microscopy.Morphology and element composition of the worn surface were analyzed by high-resolution scanning electron microscopy and X-ray photoelectron spectroscopy.The results show that the worn surface is very... |
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| Keywords: | ceramics nanoparticles lubrication mechanism anti wear performance extreme pressure performance |
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