... on the friction performance of lubricating oil. Design/methodology/approach 200-mesh anthracite particles were selected as contaminants. The effects of particle concentration and load on lubricant friction properties were investigated through four-ball friction tests, scanning electron microscopy, energy...

... bearings Lubricating oil Gas turbine Ferrography Gas turbine operates in the hostile conditions of high temperature, high pressure and overload, which means that a wide range of faults are prone to occur (Zdzisiaw et al., 2008). The performance of gas turbine deteriorates with so many...

...Yanhong Yan; Xiaocui Yan; Chengwen Yang; Yanfei Zhou; Zhining Jia; Caizhe Hao Purpose The purpose of this study is to improve the dispersion of nanoserpentine modified with OA, KH550 and KH550/oleic acid in lubricating oil. The main aims are to analyze the influence of the dispersion and stability...

...Yongliang Jin; Haitao Duan; Lei Wei; Song Chen; Xuzheng Qian; Dan Jia; Jian Li Purpose This paper aims to investigate the tribological behavior and online infrared spectra of three types of lubricating oils containing dinonyl diphenylamine (DNDA) antioxidant, which are mineral oil (MO), poly alpha...

... Explains and illustrates the problem of microbial infection of lubricants, fuels and water on board ship. Suggests preventive measures and some of the hazards to avoid. Warns about potential problems with biocides. © Company 1994 Bacteria Biocides Corrosion Fuels Lubricating oil...