Results 31 to 40 of about 431,737 (313)

A comparative experimental study on the diagnostic and prognostic capabilities of acoustics emission, vibration and spectrometric oil analysis for spur gears [PDF]

open access: yes, 2007
Prognosis of gear life using the acoustic emission (AE) technique is relatively new in condition monitoring of rotating machinery. This paper describes an experimental investigation on spur gears in which natural pitting was allowed to occur.
Mba, David   +2 more
core   +1 more source

Distribution of Microstructure and Vickers Hardness in Spur Bevel Gear Formed by Cold Rotary Forging

open access: yesAdvances in Mechanical Engineering, 2014
Cold rotary forging is a novel metal forming technology which is widely used to produce the high performance gears. Investigating the microstructure and mechanical property of cold rotary forged gears has a great significance in improving their service ...
Wuhao Zhuang   +3 more
doaj   +1 more source

An Approach for the Calculation of Nominal Tooth Contact Stress of Cylindrical Gears by AGMA Standard 2101-D04

open access: yesRevista Cubana de Ingeniería, 2014
A procedure, formulas and relations to estimate a value of nominal tooth contact stress in case of steel cylindrical spur gears is presented. The procedure is fixed taking into account the AGMA Standard 2101-D04 for calculation of the load capacity of ...
Christopher Edgar Falcón Anaya   +1 more
doaj   +1 more source

New approach for gear mesh stiffness evaluation of spur gears with surface defects

open access: yes, 2020
Gear tooth surface fatigue is one of the most common failure modes of gears. Surface fatigue manifests on two principle phenomena, namely spalling and pitting.
Bilal El Yousfi   +3 more
semanticscholar   +1 more source

Tooth Tip Interference and Stress Analysis of High Contact Ratio Spur Gear Pairs Using an Optimized Design Tool

open access: yesMANAS: Journal of Engineering
Gears are structural elements that function to transmit power in mechanical systems. The power transmission is carried out by the rolling motion of the teeth pair.
Hüseyin Enes Salman, Samet Turan
doaj   +1 more source

Parametric Quasi-Static Study of the Effect of Misalignments on the Path of Contact, Transmission Error, and Contact Pressure of Crowned Spur and Helical Gear Teeth Using a Novel Rapidly Convergent Method

open access: yesApplied Sciences, 2022
Quasi-static modelling of non-conjugate contact of tooth-modified spur and helical gears has been studied at length, but existing models are hindered by convergence problems and require a brute-force numerical approach.
Maksat Temirkhan   +5 more
doaj   +1 more source

Research on Loaded Transmission Error of Internal Short Tooth Spur Gears

open access: yesJixie chuandong, 2023
Loaded transmission error is an important parameter in evaluating the meshing performance of gears. The smaller the fluctuant amplitude of the loaded transmission error is, the better the meshing performance is.
Yin Xunmin, Jia Haitao, Zhang Xijin
doaj  

Investigation on Dynamic Characteristics of Spur Gear Transmission System with Crack Fault

open access: yesMachines, 2022
To study the dynamic characteristics of spur gears with crack faults, it is essential to establish the meshing stiffness model accurately. In this paper, the time-varying meshing stiffness (TVMS) model and load-sharing ratio (LSR) model of spur gears ...
Fei Ren   +3 more
doaj   +1 more source

Control of transmission error of high contact ratio spur gears with symmetric profile modifications

open access: yes, 2020
This paper presents a study on the influence on the quasi-static transmission error of symmetric long profile modifications on high contact ratio spur gears.
M. Pleguezuelos   +2 more
semanticscholar   +1 more source

Multi-user Internet environment for gear design optimization [PDF]

open access: yes, 2003
A Web based multi-user system has been developed to remotely execute a large size software package via the Internet. The software implements genetic algorithm to optimize the design of spur and helical gears.
Hull, BN, Ji, S, Amin, N, Su, D
core   +1 more source

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