Results 11 to 20 of about 88,799 (310)

Study on the influence of tooth surface wear on the lubrication performance of double involute gear transmission [PDF]

Scientific Reports
In order to improve the lubrication performance and reduce tooth surface wear (TSW) of double involute gears (DIGs), this study comprehensively considers the mutual influence relationship between tooth surface wear, gear pair meshing characteristics, and
Zhaoming Yin, Hongwei Wang, Xi Fu, Zhimin Fan, Qiuyan Ma   +4 more
doaj   +2 more sources

Steady-State Characteristics of Spiral Groove Floating Ring Gas-film Seal Considering Temperature-Viscosity Effect [PDF]

Journal of Applied Fluid Mechanics, 2023
During the operation of the floating ring gas film seal, a certain amount of heat is generated inside the seal gap, giving rise to thermal deformation of the seal rings, and further leading to operation unstable and increased leakage rate.
W. Shipeng, D. Xuexing, D. Junhua, W. Jingmo   +3 more
doaj   +1 more source

Lubrication Performance of Gas-Lubricated Inclined Slider Bearing with Micro-Grooves

Journal of Applied Science and Engineering
The aim of this paper is to investigate the effect of micro grooves on the lubrication performance of gas-lubricated inclined slider bearing. This paper is based on numerical analysis.
Fuxi Liu, Wu Guo, Yang Li, Chunjie Yang, Hongbo Kang, Zhangyu Chen, Guansheng Wu, Binhui Han, Chaofeng Zhao, Xiang Liu   +9 more
doaj   +2 more sources

Analysis of the Turbulent Lubrication of a Textured Hydrodynamic Journal Bearing

Lubricants, 2023
In order to investigate the turbulent lubrication performance of a textured hydrodynamic journal bearing (THJB), a model of turbulent lubrication was established in this paper. The variations in the Reynolds number, oil film thickness, oil film pressure,
Yazhou Mao, Lilin Li, Daqing Li, Jingyang Zheng   +3 more
doaj   +1 more source

Improving lubrication performance of cemented carbide tools combined Fe3O4 nanofluids lubricating and micro-groove textures in high-speed milling Ti6Al4V

Journal of Advanced Mechanical Design, Systems, and Manufacturing, 2022
Efficient lubrication is the key to reducing tool friction and wear, decreasing cutting force and enhancing tool cutting performance. To find a more efficient way to improve the lubrication performance of the tools in high-speed cutting hard-cutting ...
Dalin GUO, Xuhong GUO, Junbao CHEN, Jun WANG, Zhong YAO, Hongguang CHEN   +5 more
doaj   +1 more source

Performance decay of stern bearing based on lubrication numerical model and state parameters

Zhongguo Jianchuan Yanjiu, 2022
ObjectiveThis paper puts forward a method for monitoring and evaluating the lubrication performance of a marine stern tube bearing which combines a lubrication performance decay model and support vector machine (SVM) algorithm.
Tao ZHANG, Huimin GAO, Fanzhen YU, Kun YANG   +3 more
doaj   +1 more source

Lubricating Performance of Polymer-Coated Liposomes

Biotribology, 2023
Dry mouth is a troublesome condition linked to lubrication failure and leads to other diseases such as fungal infections and wounds in the oral cavity. There are many commercial salivary substitutes in the market, but none with a long-lasting lubrication effect.
Hiorth, Marianne, Mihailovic, Ljubica, Adamczak, Malgorzata Iwona, Goycoolea, Francisco M., Sarkar, Anwesha   +4 more
openaire   +3 more sources

Characteristic Analysis of Thrust Bearing with Circular Elastic Metal Plastic Pad

Journal of Harbin University of Science and Technology, 2020
The circular elastic metalplastic pad supported by the center point is taken as the research object Based on the lubrication theory, the mathematical model of thrust bearing is established The simulation analysis is carried out by using finite element ...
LI Yonghai, WU Dingchao, SUN Xiangzhi, MA Shen, SHEN Jian   +4 more
doaj   +1 more source

Numerical Analysis of the Mixed-Lubrication Performance of Staved Stern Tube Bearings Lubricated with Water

Lubricants, 2023
The present study aims to establish a mixed lubrication model for staved stern tube bearings lubricated with water, in which the average Reynolds equation and a KE elastic–plastic contact model are introduced to calculate the hydrodynamic pressure and ...
Dongxing Tang, Yanfeng Han, Lei Yin, Yi Chen   +3 more
doaj   +1 more source

Numerical and Experimental Investigation of Oil-Guiding Splash Lubrication in Light Helicopter’s Reducers

Aerospace, 2021
Limited by the space and weight of the reducer, it is difficult to use traditional oil-jet lubrication and splash lubrication for a light helicopter, so an oil-guiding splash lubrication method is adopted as a research object in this paper.
Mei Yin, Xi Chen, Yu Dai, Duan Yang, Lanjin Xu, Xiang Zhu   +5 more
doaj   +1 more source