氧化铝层状自润滑复合陶瓷的宏/微观结构设计及性能调控  

Optimization Design of Macro/micro Structures and Properties of Alumina Laminated Self-lubricated Composite Ceramic

作　　者：宋俊杰[1] 张永胜[1] 樊恒中 苏云峰[1] 胡丽天[1] SONG Jun-Jie;ZHANG Yong-Sheng;FAN Heng-Zhong;SU Yun-Feng;HU Li-Tian(State Key Laboratory of Solid Lubrication,Lanzhou Institute of Chemical Physics,Chinese Academy of Sciences,Lanzhou 730000,China)

机构地区：[1]中国科学院兰州化学物理研究所固体润滑国家重点实验室,兰州730000

出　　处：《现代技术陶瓷》2020年第4期195-216,共22页Advanced Ceramics

基　　金：国家自然科学基金(51775534);中国科学院人才计划专项(“青年创新促进会”优秀会员)。

摘　　要：自润滑复合陶瓷是极端环境服役运动部件的最佳候选材料之一,其中仿生层状结构自润滑复合陶瓷由于具有优异的综合性能而倍受人们的青睐。基于宏/微观结构设计是实现其结构/润滑功能一体化和可靠性提升的关键。本文结合作者所在课题组的相关工作,综述了层状结构几何参数和界面微结构、参数与组分对氧化铝层状自润滑复合陶瓷力学性能、摩擦学性能和服役可靠性的影响规律及作用机制,并提出了层状自润滑复合陶瓷的结构与界面优化设计准则,以期指导自润滑复合陶瓷性能提升和推动其在高技术装备中的应用。Self-lubricated composite ceramics are potential candidates for the application of wear-resistance components in extreme environments.Bionic laminated self-lubricated composites are highly attractive materials because of their excellent overall performance.Optimization designs of macro/micro structures of them are key paths to achieve the integration of structure-lubricating function and improvement of reliability.In this overview,the influence rule and mechanisms of structural parameters of layered structures and morphology,geometric parameters and compositions of interfaces on the mechanical and tribological properties of alumina laminated composites were reviewed based our previous researches.These have guiding significance for the performance improvement of the self-lubricating ceramic composites and promoting its application in high-tech equipment.

关 键 词：自润滑复合陶瓷 仿生层状结构 结构参数 界面微结构 可靠性 

分 类 号：TQ174[化学工程—陶瓷工业]