Industrial Lubrication and Tribology: Volume 74 Issue 1

Design of compressor impeller under high Reynolds number conditions

Yudong Xu, Xinming Zhang, Qiongying Lv, Guozhen Mu

A parametric method for designing the hub, casing and blades of the miniature centrifugal compressor impeller was developed. The relationship model of the size, aerodynamic and…

Study on the influence of radial stiffness on the nonlinear vibration of brake system

Xiaoyu Yan, Chenglong Fan, Wei Wang, Xiaojun Liu, Bingsan Chen

A dynamic model of the brake system considering the tangential and radial motion of the pad, and the torsion and wobbling motion of the disk is established in this paper. The…

Analysis of leakage characteristics for bent-axis piston pump based on elastohydrodynamic deformation

Lvjun Qing, Lichen Gu, Yan Wang, Zhufeng Lei

This paper aims to revel the leakage characteristics of the bent-axis piston pump considering elastohydrodynamic deformation via a dynamic leakage model.

Experimental investigations on the wear behaviour of micro-EDM-fabricated textured tools during dry turning of Ti6Al4V

Tejanshu Sekhar Sahu, Allan George, Basil Kuriachen, Jose Mathew, P.B. Dhanish

This paper aims to focus on analysing the wear characteristics of tungsten carbide tools on which various micro patterns are fabricated to study its effect on the machinability of…

Effect of laser-textured micro dimples on inhibition of stick-slip phenomenon of sliding guideway

Yonghong Fu, Jie Yang, Hao Wang, Yuyang He

This study aims to investigate the efficacy of micro dimple in inhibiting stick-slip phenomenon on the sliding guideway.

The influence of 3-DOF film thickness disturbance on transient performance of typical spiral groove dry gas seals

Yuan Chen, Hao Shang, Xiaolu Li, Yuntang Li, Bingqing Wang, Xudong Peng

The purpose of this paper is to investigate the influence rule and mechanism of three degrees of freedom film thickness disturbance on the transient performance of spiral groove…

Study on dry friction vibration model based on energy method

Fenglin Zhu, Fan Yu Jie, Li bin, Xu Cheng Cheng

This study aims to establish the friction vibration model.

Tribological behavior and film-forming mechanism of a polytetrafluoroethylene/polyester fabric composite

Juan Wang, Xiongrong Huang, Wei Wang, Haosheng Han, Hongyu Duan, Senlong Yu, Meifang Zhu

The purpose of this study is to determine the tribological behavior and wear mechanism of a polytetrafluoroethylene (PTFE)/polyester (PET) fabric composite for application as a…

Contact fatigue life prediction of rolling bearing considering machined surface integrity

Li Cui, Yin Su

Rolling bearings often cause engineering accidents due to early fatigue failure. The study of early fatigue failure mechanism and fatigue life prediction does not consider the…

Gas film lubrication method on rotation shaft seal based on contact design

Yue Wang, Longqing Zou, Hailong Fu, Congcong Huang, Jiaqi Liu

Wear failure happens frequently in rubber seal of high-speed rotating shaft because of the dry friction. Some traditional lubrication methods are not effective because of the…

Fractal model of thermal contact conductance of two spherical joint surfaces considering friction coefficient

Xianguang Sun, Chunxiao Meng, Tiantang Duan

The purpose of this study is to propose a fractal model of thermal contact conductance (TCC) of two spherical joint surfaces, considering friction coefficient based on the…

Experimental study and computational intelligence on dynamic viscosity and thermal conductivity of HNTs based nanolubricant

Valéry Tusambila Wadi, Özkan Özmen, Abdullah Caliskan, Mehmet Baki Karamış

This paper aims to evaluate the dynamic viscosity and thermal conductivity of halloysite nanotubes (HNTs) suspended in SAE 5W40 using machine learning methods (MLMs).

Prediction and test of stable transmission time of spiral bevel gear during a loss-of-lubrication event in helicopter transmission system

Yanzhong Wang, Kai Yang, Wen Tang

This paper aims to establish a prediction model of stable transmission time of spiral bevel gear during a loss-of-lubrication event in helicopter transmission system.

A study on diesel engine crankshaft bearing failure analysis with consideration of bearing lubrication

Qi Liu, Baiqi Huo, Yunsheng Liu, Junchao Zhu

The edge of diesel engine crankshaft main bearing is more likely to fail in its real working condition. This paper aims to study the bearing failure mechanism by finding the…

Experimental analysis of influence of double-layer bump foils on aerodynamic thrust foil bearings performance

Fangcheng Xu, Zeda Dong, Jianhua Chu, Haoming Wang, Yongliang Wang

Gas thrust foil bearings (GTFBs) are used to balance the axial load of engines. However, in some working conditions of large axial force, such as the use of single impeller air…

Numerical and experimental investigations on the wear behavior of water-lubricated bearings with different materials

Liwu Wang, Yanfeng Han, Dongxing Tang, Jianlin Cai

The purpose of this paper is to verify the effectiveness of the proposed transient mixed lubrication and wear coupling model [mixed lubrication and wear (MLW) coupling model…

Numerical investigation of squeeze film lubrication on bioinspired hexagonal patterned surface

Binbin Su, Xianghe Zou, Lirong Huang

This paper aims to investigate the squeeze film lubrication properties of hexagonal patterned surface inspired by the epidermis structure of tree frog’s toe pad and numerically…