Chengzhi Hu
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薄膜润滑的结构和摩擦特性的分子动力学模拟
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Indexed by:期刊论文

Date of Publication:2017-04-15

Journal:润滑与密封

Included Journals:CSCD

Volume:42

Issue:4

Page Number:12-16

ISSN No.:0254-0150

Key Words:分子动力学;薄膜润滑;正庚烷

Abstract:研究以正庚烷作为润滑剂时薄膜润滑膜的结构特性和摩擦特性.采用分子动力学的方法建立薄膜润滑的计算体系,探究温度和压力对润滑油膜结构组成、滑移现象和摩擦特性的影响.结果表明,纳米量级润滑膜显现出“分层”的类固性;温度越高,固液分子之间吸附作用越强,越不易发生界面滑移,摩擦力越大;压力越大,层状结构越突出,类固性越强,越不易发生界面滑移,摩擦力越大;薄膜润滑是一种过渡状态,且是一种可以独立存在的过渡状态.

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Associate Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

Gender:Male

Alma Mater:大连理工大学

Degree:Doctoral Degree

School/Department:能源与动力学院

Discipline:Energy and Environmental Engineering

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