Industrial Lubrication and Tribology: Volume 67 Issue 6

On-line detection of incipient trend changes in lubricant parameters

José Miguel Salgueiro, Gabrijel Peršin, Jasna Hrovatin, Ðani Juricic, Jože Vižintin

The purpose of this paper is to present a data fusion methodology for online oil condition and wear particles monitoring for assessment of a mechanical spur gear transmission…

Piston ring-cylinder liner tribology investigation in mixed lubrication regime: part I-correlation with bench experiment

Lin Ba, Zhenpeng He, Lingyan Guo, Young Chiang, Guichang Zhang, Xing Lu

The purpose of this paper is to improve the environment and save energy, friction reduction, lower oil consumption and emissions demand that are the chief objectives of the…

Ultrasonic measurement of oil film thickness between the roller and the inner raceway in a roller bearing

Kai Zhang, Qingfeng Meng, Wei Chen, Junning Li, Phil Harper

This paper aims to measure the oil film thickness between the roller and the inner ring in roller bearings by the ultrasonic method. The oil film thickness between the roller and…

Assessment of surface wear properties with initial macro crack defects using on-line visual ferrography and SEM methods

Wei Yuan, K. S. Chin, Guangneng Dong, Meng Hua

This paper aims to optimize the operating condition of mechanical parts, whose working surfaces have macro-crack defects, and surface wear properties with macro-cracks are…

Effect of random surface roughness on squeeze film damping characteristics in damper of linear rolling guide with a fractal-based method

Linlin Li, Jiajun Yang, Wenwei Liu

The purpose of this paper is to explore the effect of surface roughness characterized by fractal geometry on squeeze film damping characteristics in damper of the linear rolling…

Lubrication properties of modified lard and rapeseed oil greases with sodium and lithium thickeners

Juozas Padgurskas, Raimundas Rukuiža, Arturas Kupcinskas, Raimondas Kreivaitis

The purpose of this paper is to conduct research on the possibility of improving the tribological and utilization properties of lard and rapeseed oil bio-based greases by mixing…

Combined effects of piezo – viscous coupled stress lubricant and rotational inertia upon squeeze film performance of rough circular discs

M. Daliri, D. Jalali-Vahid

The purpose of this paper is to investigate squeezing and rotating motions between two rough parallel circular discs lubricated by piezo – viscous couple stress lubricant with…

A leakage model of metallic static seals based on micromorphology characteristics of turning flange surface

Chuanjun Liao, Xibao Xu, Hongrong Fang, Hongrui Wang, Man Man

The purpose of this paper is to develop a leakage model of metallic static seals, which can be used to accurately predict the leakage rate and study the corresponding seal…

An experiment on wear particle’s texture analysis and identification by using deterministic tourist walk algorithm

Hong Liu, Haijun Wei, Lidui Wei, Jingming Li, Zhiyuan Yang

This study aims to use a deterministic tourist walk to build a system that can identify wear particles. Wear particles provide detailed information about the wear processes taking…

Experimental investigation of the tribological property of low viscosity lubricant under micro confined space

Shanhua Qian

This paper aims to present the probable factors resulting in the lubrication failure in detail, based on the experimental study on the tribological property of the low-viscosity…

Experimental analysis for rheological properties of aluminium oxide (Al2O3)/gear oil (SAE EP-90) nanolubricant used in HEMM

Ankit Kotia, Subrata Kumar Ghosh

The purpose of this paper is to experimentally investigate the effect of aluminium oxide (Al₂O₃) nanoparticles on gear oil (SAE EP 90) as a lubricant in heavy earth moving…

The change of work roll surface topography during skin pass rolling of steel sheets

Marek Burdek

This paper aims to analyze changes in the surface topography of the work rolls during skin passing. Cold rolled steel sheets are additionally subject to skin pass rolling to form…

Effects of fly ash content on the friction-wear performance of bronze-based brake lining materials produced by the hot-pressing method

Hüsamettin Kus, Duran Altiparmak

– The purpose of this paper is to investigate the effect of fly ash content on the friction–wear performance of bronze-based brake lining material.

Synthesis and evaluation of ashless detergent/dispersant additives for lubricating engine oil

Nehal S. Ahmed, Hamdy S. Abdel-Hameed, Ahmed F. El-Kafrawy, Amal M. Nassar

The aim of this paper is to solve the problem of carbonaceous deposits in automotive engines by preparing different ashless detergent/dispersant additives based on propylene oxide…

Tribological behavior of femtosecond laser textured surfaces of 20CrNiMo/beryllium bronze tribo-pairs

Xia He, Lin Zhong, Guorong Wang, Yang Liao, Qingyou Liu

This paper aims to carry out tribological experiments to explore the applications of femtosecond laser surface texturing technology on rock bit sliding bearing to enhance the…