Results 21 to 30 of about 18,687 (301)

Study on elastohydrodynamic lubrication performance of double-layer composite water-lubricated bearings

Mechanics & Industry, 2023
Double-layer composite water-lubricated bearing is a new type of water-lubricated bearing which can integrate the good damping performance of low elastic under-layer bush and good tribological performance of plastic layer bush.
Yang Zhen, Zhang Xiuli, Wang Yanzhen, Zhao Yuanliang   +3 more
doaj   +1 more source

Plastic–elastic Model for Water-based Lubrication Considering Surface Force

Chinese Journal of Mechanical Engineering, 2022
Water-based lubrication is an effective method to achieve superlubricity, which implies a friction coefficient in the order of 10−3 or lower. Recent numerical, analytical, and experimental studies confirm that the surface force effect is crucial for ...
Shuowen Zhang, Mingbo Zhao, Chenhui Zhang   +2 more
doaj   +1 more source

Effect of Material Selection and Surface Texture on Tribological Properties of Key Friction Pairs in Water Hydraulic Axial Piston Pumps: A Review

Lubricants, 2023
A water hydraulic axial piston pump has become the preferred power component of environmentally friendly water hydraulic transmission systems, due to its advantages of a compact structure, high power density, and so on.
Yingna Liang, Wei Wang, Zhepeng Zhang, Hao Xing, Cunyuan Wang, Zongyi Zhang, Tianyuan Guan, Dianrong Gao   +7 more
doaj   +1 more source

The tribological properties of single-layer hybrid PTFE/Nomex fabric/phenolic resin composites underwater

Open Physics, 2021
In this study, the tribological properties of hybrid polytetrafluoroethylene (PTFE)/Nomex fabric/phenolic resin composites were investigated under three operating conditions: dry sliding, dry sliding after soaking in water for 12 h, and water dripping ...
Ying Liu, Gengyuan Gao, Dan Jiang, Zhongwei Yin   +3 more
doaj   +1 more source

The effects of surface defects on the fatigue of water and oil lubricated contacts [PDF]

, 2000
A study into effects of surface defects on the rolling contact fatigue of brass and rail steel has been undertaken on a twin-disc rolling-sliding test machine with both oil and water lubrication.
Gao, N., Dwyer-Joyce, R. S.
core   +1 more source

‐based multiscale composite under different lubrication and loads

, 2022
An UHMWPE-based multiscale composite containing graphene oxide, nanodiamonds, and short carbon fibres has shown excellent performance under distilled water lubrication.
Hari Shankar Vadivel, Vadivel, Hari Shankar,, Julian Somberg, Shankar Vadivel, Hari, Somberg, Julian,, Somberg, Julian, Mitjan Kalin, Kalin, Mitjan,, Nazanin Emami, Emami, Nazanin, Emami, Nazanin,, Kalin, Mitjan   +11 more
core   +1 more source

Tailoring the tribological properties of nanostructured carbon films under water lubrication

Friction, 2023
Carbon films have been considered suitable to be applied in water lubrication since they exhibit excellent friction-reducing and wear resistance, chemical inertness, etc.
Lei Yang, Shaoshan Xin, Jiang Geng, Meiling Guo   +3 more
doaj   +1 more source

Wear Behaviors of Stainless Steel and Lubrication Effect on Transitions in Lubrication Regimes in Sliding Contact

Metals, 2021
The wear behavior of AISI304 stainless steel was investigated under dry, water-, and oil-lubricated conditions. A block-on-disk wear test was conducted in this work, since the test conditions could be controlled easily.
Yoon-Seok Lee, Shunnosuke Yamagishi, Masataka Tsuro, Changwook Ji, Seungchan Cho, Yangdo Kim, Moonhee Choi   +6 more
doaj   +1 more source

Experimental Study on the Effects of Controllable Parameters on the Healthy Operation of SF-2A Material Water-Lubricated Stern Bearing in Multi-Point Ultra-Long Shaft Systems of Ships

Journal of Marine Science and Engineering
Effective control of the health operating condition of multi-support, ultra-long shaft system water-lubricated stern bearings is crucial for supporting the intelligent maintenance and health management of ships.
Xingshan Chang, Jie Liu, Xinping Yan, Feng Sun, Hanhua Zhu, Chengmin Wang   +5 more
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On the Design and Lubrication of Water-Lubricated, Rubber, Cutlass Bearings Operating in the Soft EHL Regime

Lubricants, 2020
All propeller-driven ships employ a drive shaft supported by journal bearings. To avoid water pollution, these bearings are generally lubricated by the surrounding water, removing the need for a rear seal.
Edward H. Smith
doaj   +1 more source