...Qian Wang; Biao Ma; Liang Yu; Man Chen; Guoyu Wang; Liangjie Zheng Purpose This paper aims to explore the influence of applied pressure on the tribological properties of the friction component in a wet multi-disc clutch during the running-in process. Design/methodology/approach The running...

...Biao Ma; Qian Wang; Changsong Zheng; Liang Yu; Guoyu Wang; Liangjie Zheng Purpose This paper aims to explore the effect of automatic transmission fluid (ATF) temperature on the dynamic friction-wear properties of the friction component in a wet multi-disc clutch during the running-in process...

...Haijie Yu; Haijun Wei; Daping Zhou; Jingming Li; Hong Liu Purpose This study aims to reconstruct the frictional vibration signal from noise and characterize the running-in process by frictional vibration. Design/methodology/approach There is a strong correlation between tangential frictional...

...Minglong Peng; Yuankai Zhou; Xue Zuo Purpose The purpose of this paper is to study the dynamic features of friction coefficient during running-in state based on recurrence analysis, so as to recognize the running-in state of crankshaft journal bearings. Design/methodology/approach The friction...

...Andreas Ziegltrum; Stefan Emrich; Thomas Lohner; Klaus Michaelis; Alexander Brodyanski; Rolf Merz; Michael Kopnarski; Bernd-Robert Hoehn; Karsten Stahl Purpose This paper aims to address the influence of tribofilms and running-in on failures and friction of gears. The operation regime of gears...

...Martin Zimmer; Dirk Bartel Purpose The purpose of this paper is to determine parameters for an efficient running-in of gears and an improved method for the prediction of the tooth flank load carrying capacity. Design/methodology/approach In this contribution, a model for the calculation...

...Xingbao Huang; Youqiang Wang Purpose – This paper aims to investigate the mechanism of spur gears running-in and to solve the lubrication problems of teeth running-in. Design/methodology/approach – The elastohydrodynamic lubrication (EHL) model considering solid particles was established...

...Jun Cheng; Xianghui Meng; Youbai Xie; Wenxiang Li Purpose – The purpose of this paper is to study the real-time change of surface roughness at different small regions of piston rings during running-in process. Meanwhile, the effects of real-time change of the rough surface topography...