Results 31 to 40 of about 2,243,898 (289)

A review on materials and performance characteristics of polymer gears

open access: yesProceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 2022
Graphical Abstract In this research work an extensive review on use of advance materials and performance of polymer gears. Further, literature on polymer gears has been divided into four divisions based on the type of gear material, performance ...
Mohit Jain, S. Patil
semanticscholar   +1 more source

Different teeth profile shapes of polymer gears and comparison of their performance

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2017
This article presents a lifespan testing analysis of polymer gears manufactured by cutting. Compared to injection molding, machine cutting provides higher accuracy of gear geometry. Two different tooth flank geometries were tested; i.e.
Damijan ZORKO   +3 more
doaj   +1 more source

An investigation of misalignment effects on the performance of acetal gears [PDF]

open access: yes, 2017
This paper concentrates on the effects of misalignment on meshing behaviour of acetal gears as hardly any misalignment investigations on polymer gears in the existing literatures. The experimental results show that the wear of acetal gears is insensitive
Hu, Zedong, Mao, Ken
core   +1 more source

Application of high performance polymer gears in light urban electric vehicle powertrains

open access: yesForschung im Ingenieurwesen, 2022
The application of high-performance polymer gears in power transmissions is increasingly gaining focus in current research and industrial practice. The well-known advantages of thermoplastics such as cost-efficient production and low density compete with
S. Reitschuster   +3 more
semanticscholar   +1 more source

Analysis of Transient Elastohydrodynamic Lubrication of Asymmetric Polymer Gear

open access: yesJixie chuandong, 2021
Polymer gears are light and corrosion resistant, which can reduce noise and improve economic benefits. Correspondingly, polymer gear teeth are weaker than metal ones, so asymmetric design is adopted to improve the strength of polymer gear.
Mingyu Zuo   +5 more
doaj  

Active colloids in complex fluids [PDF]

open access: yes, 2016
We review recent work on active colloids or swimmers, such as self-propelled microorganisms, phoretic colloidal particles, and artificial micro-robotic systems, moving in fluid-like environments. These environments can be water-like and Newtonian but can
Aranson   +138 more
core   +3 more sources

Investigation of the Durability and Performance of Gears Made of Glass Fiber, Carbon and Bronze-Reinforced Polytetrafluoroethylene Matrix Composite Material [PDF]

open access: yesArchives of Metallurgy and Materials
Polymer gears are often used in power transmission due to their numerous advantages. Heat accumulates on polymer gears during operation. Over time, this accumulated heat leads to damage; and shortens the service life of the gears.
R. Yakut, H. Düzcükoğlu, H. Akkuş
doaj   +1 more source

Effect of friction on the contact stress of a coated polymer gear

open access: yesFriction, 2020
Polymer gears are used extensively in various applications. However, durability issues have been emerging because of friction at gear tooth contact areas. To extend the lifetime of polymer gears, a low-frictional coating has been considered as a possible
Su-Min Bae, Kuk-Jin Seo, Dae-Eun Kim
doaj   +1 more source

Elasticity-based polymer sorting in active fluids: A Brownian dynamics study [PDF]

open access: yes, 2017
While the dynamics of polymer chains in equilibrium media is well understood by now, the polymer dynamics in active non-equilibrium environments can be very different.
Cherstvy, Andrey G.   +3 more
core   +3 more sources

Analysis of Transient Elastohydrodynamic Lubrication of Asymmetric Polymer Planetary Gears

open access: yesJixie chuandong, 2023
Asymmetric polymer gears are used in planetary gear transmission system to cater for the design requirements of compact and lightweight mechanical structure.
Wang Youqiang   +4 more
doaj  

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