Industrial Lubrication and Tribology: Volume 74 Issue 7

A fully coupled 3D elastohydrodynamic model built with MITC element for static performance analysis of gas foil bearings

Zeyuan Zhou, Hekun Jia, Bifeng Yin

This paper aims to present a 3D static performance analysis model for the gas foil journal bearing to provide better understanding of the gas foil journal bearing and extend the…

Effect of SiO2 on the tribological properties of PTFE sliding against Cu: a molecular dynamics simulation

Jingfu Song, Gai Zhao, Qingjun Ding, Ying Yang

The purpose of this paper is to investigate the effect of SiO₂ on the tribological properties of polytetrafluoroethylene (PTFE) composites from an atomic level.

Numerical analysis of supercritical CO2 dry gas seals with phase transitions

Cong Zhang, Jinbo Jiang, Xudong Peng

This paper aims to acquire the phase distribution and sealing performance of supercritical carbon dioxide (SCO₂) dry gas seals with phase transitions.

Influence of spherical protruded and dimple texture on the journal bearing performance: A comparative theoretical analysis implementing JFO boundary conditions

Nayab Rasool Syed, Sashindra Kumar Kakoty

The purpose of this paper is to compare the spherical protruded and dimple textured journal bearings performance characteristics with the untextured bearing.

Tribological properties of copper-embedded self-lubricating bearing materials

Cuicui Chen, Qian Yang, Qingan Chen, Yanhui Wang, Dong Xu, Hezong Li, Xiliang Zhang, Christopher M. Harvey, Jiwei Liu

This study aims to investigate the effects of graphite-MoS₂ composite solid lubricant on the tribological properties of copper-based bearing materials under dry conditions.

Preparation of a novel alkanolamine borate and its tribological properties in copper wire drawing oil

XuJin Lang, Liping Wang, Xin Du, Lixia Li, Dongya Zhang

This paper aims to synthesize a novel alkanolamine borate and explore the performance of as a copper wire drawing oil.

Dispersion stability and wear properties of nano-CeO2 as lubricating oil additives for engines

Xin Kuang, Bifeng Yin, Jian Wang, Hekun Jia, Bo Xu

The purpose of this paper is to evaluate the dispersion stability and the wear properties of lubricating oil blends added with modified nanometer cerium oxide (CeO₂) at high…

On the lubrication performance of journal bearing coupled with the axial movement of journal

Biao Li, Jun Sun, Hu Wang, Xiao Zhang

Under the action of many factors, the shaft of the shaft-journal bearing system inevitably moves along the axis direction at work, which will lead to the axial movement of journal…

Frictional moment and wear modelling for incomplete spherical pistons in a spherical pump

Dong Guan, Zhengrong Chen

Because of the specific structure and working mechanism, piston speed is only half of its shaft, which causes severally friction between piston and cylinder. Therefore, the main…

Influence of ground granulated blast furnace slag on the tribological characteristics of automotive brake friction materials

Kanagaraj M., Babu S., Sudhan Raj, Jonah N., Gusztáv Fekete, Christy T.V.

The main purpose of this study in the field of automotive brake friction material is to find an effective material to replace the environmentally hazardous copper in the brake pad…

Friction and wear characteristics of brake friction materials obtained from fiber and huntite blends

Hicri Yavuz, Hüseyin Bayrakceken

The purpose of this paper, brake friction material samples with six different contents were produced using three different fiber types consisting of variable proportions of…

Impact of surface waviness on the static performance of journal bearing with CuO and CeO2 nanoparticles in the lubricant

Arun Bangotra, Sanjay Sharma

This study aims to investigate the impact of surface waviness on the static performance parameters of hydrodynamic journal bearings operating with lubricants containing copper…

Application selection of dry film lubricant on carbon steel surface and antifriction mechanism

Meng Fanjing, Minghua Pang, Lijie Ma

Carbon steel has a high application rate in modern industry, but this type of steel has the defect of high wear. This study aims to improve the surface friction and wear…

Tribological behavior of dimples textured rolling element bearings under stepped load and starved lubrication

Risheng Long, Qiang Ma, Zhihao Jin, Yimin Zhang, Hui Han, Shaoni Sun, Xuanying Du

The purpose of this paper is to report the tribological behavior of dimples textured rolling element bearings (REBs) under variable load and starved lubrication.

Recognition of fatigue and severe sliding wear particles using a CNN model with multi-scale feature extractor

Xinliang Liu, Liang Cheng, Guoning Chen, Xiaolei Wang, Jingqiu Wang

The purpose of this study is to provide a new convolutional neural network (CNN) model with multi-scale feature extractor to segment and recognize wear particles in complex…

A comparative performance assessment of hydrostatic thrust bearings operating with electrorheological lubricant

Atul Kumar Singh, Vivek Kumar, Simran Jeet Singh, Naveen Sharma, Divya Choudhary

An electrorheological (ER) fluid comprises dielectric particles suspended in an insulating viscous medium. ER lubricants are considered smart lubricants. They have been applied in…

Effect of graphitization percentage on fade and recovery performance of copper-free non-asbestos organic brake pads

Saikrishnan G., Jayakumari L.S., Vijay R.

The purpose of this paper is to deal with the tribological study on the brake pads developed using various purity-based graphitized graphite.