Results 131 to 140 of about 2,206 (227)

Design and Analysis of CFRP-Based Landing Gear for Unmanned Combat Aerial Vehicles

open access: yesInternational Journal of Aerospace Engineering
With recent technological advancements, the drone industry has been looking into new materials to manufacture parts. The ultimate aim of designing any aircraft component is to minimize its weight and maximize its strength while keeping the costs low to ...
Hassan Elahi   +5 more
doaj   +1 more source

Enhancing the Performance of 3D‐Printed Polyamide Composites Through Pre‐ and Post‐Processing Methods

open access: yesPolymer Composites, Volume 47, Issue 11, Page 10002-10017, 10 June 2026.
FDM‐printed polyamide composites and post‐processing by annealing. ABSTRACT In this study, composite filaments with a short carbon fiber (CF) reinforced polyamide 612 (PA612) were produced using the FDM method at three different raster angles (0°, ±45°, 90°).
Busra Eyri   +3 more
wiley   +1 more source

Wear and thermal coupled comparative analysis of additively manufactured and machined polymer gears

open access: yes
This study investigates the potential use of additive manufacturing (AM)-produced gears in the polymer gear industry as an alternative to conventionally manufactured gears.
Yilmaz, Musa   +2 more
core   +1 more source

Study on the meshing surface temperature field of polymer gears under different operating conditions

open access: yesJixie chuandong
ObjectivePolymer gears are widely used due to their lightweight, corrosion resistance, and noise reduction properties. However, their thermal behavior during meshing under complex operating conditions remains insufficiently understood. This study aims to
LI Qianmeng, XU Hualong, LI Donglong
doaj  

Analysis and Simulation of Transient Contact Stress and Temperature Field of Polymer Gear

open access: yesJixie chuandong, 2018
The contact pressure of the tooth surface of the polymer gear is analyzed by using the method of Hertz contact theory and finite element contact analysis. The calculation method of the tooth surface friction coefficient and the friction heat flux density
Wang Zhen   +3 more
doaj  

Advancing Dynamic Polymer Mechanochemistry through Molecular Gears

open access: yes
Harnessing mechanical force to modulate material properties and enhance biomechanical functions is essential for advancing smart materials and bioengineering.
Nnamdi, Ofodum   +4 more
core   +1 more source

Effect of the operating temperature on thermal EHL performance of steel-POM gears

open access: yesJixie chuandong
ObjectiveThe temperature significantly influences the elastic modulus of polymer gears, which consequently affects their elastohydrodynamic lubrication performance.
ZHOU Jia’ao   +3 more
doaj  

Reduction of Noise of Spindle Units of Metal Cutting Machines by Coating Application on the Surface Bearing Structures and Kinematic Links

open access: yesМеханика машин, механизмов и материалов, 2018
The results of experimental studies of the damping capacity of metal and polymer coatings are presented formed by methods of gas-flame spraying, deformation cladding with a flexible tool and galvanic deposition.
Valeriy K. Sheleh   +3 more
doaj  

The mechanical contact behaviour and tribology of polymer gears [PDF]

open access: yes
Interest in using polymer gears has been growing dramatically in the last decade. Increasing understanding of their working behaviour has improved appreciation of their advantages compared to their limitations when selecting appropriate applications ...
Alharbi, Khalid Abdulkhaliq M.
core  

Effect of the coefficient of friction on gear-tooth root fatigue for both dry and lubricated running polymer gears

open access: yes
Polymer gears are increasingly popular for a variety of applications due to their improved performance, light weight, ease of manufacture and low cost.
Kalin, Mitjan, Matkovič, Sebastjan
core   +1 more source

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