Industrial Lubrication and Tribology: Volume 68 Issue 5

Numerical analysis on the static performance of a new piezoelectric membrane restrictor

Zichao Liu, Wei Pan, Changhou Lu, Yongtao Zhang

This paper aims to establish an accurate mathematical model of a piezoelectric membrane restrictor that can be applied to control the shaft’s centerline orbit.

Engineering research of DLC coating in piston pins and bucket tappets

Xiaoli Kong, Bo Zhou, Jixiao Wang, Wenping Li

The purpose of this paper is to study the engineering application of diamond like carbon (DLC) coatings on the surfaces of piston pins and bucket tappets for a 2.0 L supercharged…

Transient thermal elastohydrodynamic lubrication of point contacts subjected to normal vibration

Jianjun Zhang, Qibo Ni, Jing Wang, Feng Guo

Vibration exists widely in all machineries working under high speed. The unpredictability of vibration and the change of the relative surface speed may result in difficulties in…

Biotribological behaviour of Vitamin E-blended highly cross-linked UHMWPE in a hip joint simulator

Guomei Chen, Zifeng Ni, Shanhua Qian, Yongwu Zhao

The purposes of this paper are to investigate the biotribological behaviour of Vitamin E-blended highly cross-linked ultra-high molecular weight polyethylene (HXL-UHMWPE) under…

Tribological and emission characteristics of indirect ignition diesel engine fuelled with waste edible oil

De-Xing Peng

Energy is the prime mover of economic growth and is vital to the sustenance of a modern economy. Future economic growth depends heavily on the long-term availability of energy…

Study on lubrication effect on motorbike chain transmissions

Roberto Palazzetti, Xiu-Tian Yan

This paper reports on the findings of first of its kind to examine motorbike’s chain transmission, focusing on chain lubrication and its effect on the temperature, efficiency and…

Tribological properties and action mechanism of a highly hydrolytically stable N-containing heterocyclic borate ester

Fu-Wang Yang, Jiang-Min Huang, Guan-Jun Zhang, Chenxi Zhang, Dong-Lan Sun, Nan-Feng Gao, Shouzhi Yi

The phosphorus and zinc contained in zinc dialkyl dithiophosphate (ZDDP) caused severe environment pollution and catalyst poison. Thus, the phosphorus-free additive, such as…

Conductive capacity and tribological properties of several carbon materials in conductive greases

Zhengfeng Cao, Yanqiu Xia, Xiangyu Ge

The purpose of this paper is to synthesize a new kind of conductive grease which possesses a prominent conductive capacity and good tribological properties.

Development of special lubricant for the copper belt cold rolling

Fuchuan Huang, Fukang Deng, Kang-Chun Li, Ke Qin

Aiming at the high temperature, high speed, high precision and high surface quality of the copper belt cold rolling, the purpose of this paper is to develop a new type of…

Investigation to study the applicability of solid lubricants in machining for clean and green manufacturing

Mayurkumar Ashwinbhai Makhesana, Kaushik M. Patel

The quality of the surface being machined and tool life are greatly affected by heat generated during machining. Abundant use of cutting fluid leads to higher production rates and…

Frictional characteristics of PVD coated mechanical seals against carbon under various classes of liquid lubricants

S. Shankar, P. Krishnakumar

The purpose of this study was to investigate the frictional characteristics of the mechanical seals by using an efficient pairing by providing a suitable lubricant. Among all…

Tribological modification of high-density polyethylene by using carbon soot from diesel combustion

X.A. Cao, G.Q. Shao, K.H. Hu

The purpose of this paper is to explore the tribological properties of high-density polyethylene (HDPE) modified by carbon soot from the combustion of No. 0 diesel.

Effect of preparation process on elevated temperature tribological properties of composite polyurea grease

Zujian Shen, Fei Geng, Xinxin Fan, Zhichen Shen, Haiyan Wang

This paper aims to investigate and prepare the composite polyurea greases with excellent thermal stability and tribological properties.