Results 21 to 30 of about 431,737 (313)

The influence of operating condition on acoustic emission (AE) generation during meshing of helical and spur gear [PDF]

open access: yes, 2009
The application of high-frequency acoustic emission (AE) technology to condition monitoring of gears is still in its infancy. Understanding the influence of gear operating parameters on the generation of AE is essential in applying the AE technology ...
Mba, David   +3 more
core   +1 more source

TEETH DEFORMATION OF NON-CIRCULAR GEARS [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2021
In practice, gear units whose transmission number is not constant during one revolution are used. Such gears include the proposed elliptical transmission. Its application can be (missing a word?) and the automotive industry.
Silvia MALÁKOVÁ
doaj   +1 more source

A physical investigation of wear and thermal characteristics of 3D printed nylon spur gears

open access: yes, 2020
The use of 3D printing to manufacture nylon polymer gears is evaluated in this paper. More specifically, Nylon spur gears were 3D printed using Nylon 618, Nylon 645, alloy 910 filaments, together with Onyx and Markforged nylon proprietary materials, with
Ye Zhang, C. Purssell, K. Mao, S. Leigh
semanticscholar   +1 more source

Thermo-mechanical modeling of polymer spur gears with experimental validation using high-speed infrared thermography

open access: yesMechanism and Machine Theory, 2020
The presented work is focused on the development of a comprehensive thermo-mechanical model for predicting the temperature rise in thermoplastic polymer spur gears with any desired profile geometry while running.
Borut Černe   +3 more
semanticscholar   +1 more source

Design of a Hydraulic Pump of Tractor for Manufacturing with 3D printer Technology

open access: yesDiyala Journal of Engineering Sciences, 2022
In this work, a couple of spur gears design was changed by two double- helical gears design with maintaining other parts in the same size approximately for a hydraulic pump of agricultural tractor.
Ali Al-Zaidi
doaj   +1 more source

Correlation between Acoustic Emission activity and asperity contact during meshing of spur gears under partial elastohydrodynamic lubrication. [PDF]

open access: yes, 2005
This paper presents results of an experimental programme that suggested a correlation between levels of Acoustic Emission (AE) activity and the frictional resistance of contacting asperities of spur gears under partial elastohydrodynamic ...
Mba, David, Tan, Chee Keong
core   +7 more sources

Stress on Spur Gear and Simulation for Micro Hybrid Systems by Ansys Workbench

open access: yesWahana Fisika: Jurnal Penelitian Fisika dan Terapannya, 2019
Spur gears are the most well-known kind of gears used in hybrid vehicle’s power transmission. They have straight teeth, and are mounted on parallel shafts.
Anisul Islam, Md. Mashrur Islam
doaj   +1 more source

CFD Analysis on the Heat Dissipation of a Dry-Lubricated Gear Stage

open access: yesApplied Sciences, 2022
Power losses in gearboxes result in frictional heating. Sufficient heat transfer from the gearbox to the environment is required for reliable operation. The heat dissipation from gears is linked to their interaction with fluids in the gearbox.
Lucas Hildebrand   +4 more
doaj   +1 more source

An experimental method to measure gear tooth stiffness throughout and beyond the path of contact [PDF]

open access: yes, 2001
A method is presented that allows the accurate measurement of the tooth pair stiffness of a pair of spur gears. The method reveals the stiffness behaviour throughout the full length of the normal path of contact and also into the extended contact region ...
Munro, R. G.   +2 more
core   +1 more source

Research on Noise Reduction of Spur Gears Based on Viscoelastic Material

open access: yesJixie chuandong, 2023
In order to reduce the radiation and conduction noise of the end face of spur gears, on the basis of previous studies, the polymer materials with viscoelastic properties, acrylic ester and polyurethane, are selected and evenly coated on the end face of ...
Dong Huaiyu   +4 more
doaj  

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