Industrial Lubrication and Tribology: Volume 76 Issue 4

Slip flow and thermal characteristics in gas thrust bearings with rough surfaces

Cheng Xiong, Bo Xu, Zhenqian Chen

This study aims to investigate the rarefaction effects on flow and thermal performances of an equivalent sand-grain roughness model for aerodynamic thrust bearing.

Influence of microtextured parameters of dry gas sealing rings on tribological performance

Delin Chen

This study aims to research the influence mechanism of microtextured geometric parameters of dry gas seal end face on the tribological behavior under dry frictional conditions.

Bio-based lubricant with additives: tribological performances in hydrodynamic journal bearing

Amanda Norazman, Zulhanafi Paiman, Syahrullail Samion, Muhammad Noor Afiq Witri Muhammad Yazid, Zuraidah Rasep

The purpose of this paper is to investigate the performance of bio-based lubricants (BBL), namely, palm mid-olein (PMO) enriched with an antioxidant agent…

Tribological performances of MoS2/C60 nanocomposite as lubricating additive in dioctyl sebacate

Ziyan Lu, Feng Qiu, Hui Song, Xianguo Hu

This paper aims to solve the problems molybdenum disulfide (MoS₂) nanosheets suffer from inadequate dispersion stability and form a weak lubricating film on the friction surface…

Tribological properties of aluminum alloy coated with graphene oxide/polyvinyl alcohol composites after micro-arc oxidation

Jian Sun, Zhanshuai Fan, Yi Yang, Chengzhi Li, Nan Tu, Jian Chen, Hailin Lu

Aluminum alloy is considered an ideal material in aerospace, automobile and other fields because of its lightweight, high specific strength and easy processing. However, low…

Effects of Spectrum Loading and break in period using molybdenum disulphide (MoS2) and zinc dialkyl dithiophosphate (ZDDP) as EP additives in lithium based grease

Gabi N. Nehme, Najat G. Nehme

The purpose of variable loading conditions (392 N-785N-392N-785N) with break-in period were used to study interactions between zinc dialkyl dithiophosphate (ZDDP) 0.1 P…

Effect of texture parameters on the lubrication performance of static and dynamic pressure thrust bearings and multi-objective optimization

Xiaodong Yu, Guangqiang Shi, Hui Jiang, Ruichun Dai, Wentao Jia, Xinyi Yang, Weicheng Gao

This paper aims to study the influence of cylindrical texture parameters on the lubrication performance of static and dynamic pressure thrust bearings (hereinafter referred to as…

Analysis of turbulent cavitation effects on water-lubricated bearing in single screw compressors

Qingyang Wang, Weifeng Wu, Ping Zhang, Chengqiang Guo, Yifan Yang

To guide the stable radius clearance choice of water-lubricated bearings for single screw compressors, this paper aims to analyze the effects of turbulence and cavitation on…

Analysis of the impact of graphene nano-lubricating oil on thermal performance of hydrostatic bearing

Dongju Chen, Yupeng Zhao, Kun Sun, Ri Pan, Jinwei Fan

To enhance the performance of hydrostatic bearings, graphene serves as a lubricant additive. Using the high thermal conductivity of graphene, the purpose of this study is to focus…

Transfer film formation and dissipation and its effect on friction coefficient in NAO friction materials containing FeS2 lubricant

Sangryul Go

The purpose of this study is to investigate the accumulation process of transfer film formation and dissipation and its effect on friction coefficients in non asbestos organic…

Preparation and tribological properties of porous polyimide modified by graphene

Ting Li, Junmiao Wu, Junhai Wang, Yunwu Yu, Xinran Li, Xiaoyi Wei, Lixiu Zhang

The purpose of this article is to prepare graphene/polyimide composite materials for use as bearing cage materials, improving the friction and wear performance of bearing cages.