Results 61 to 70 of about 33,818 (247)

齿轮时变啮合刚度改进计算方法

open access: yesJixie chuandong, 2010
The time-varying meshing stiffness of gear is the most important parameter in the dynamic equation of the gear systems,but now the most usually way of obtaining the parameter is the finite element methods and it’s very low efficiency.The Ishikawa formula
李亚鹏, 孙伟, 魏静, 陈涛
doaj  

Nonlinear Frequency Response Analysis of Herringbone Gear Pair based on Incremental Harmonic Balance Method

open access: yesJixie chuandong, 2021
The torsional dynamics model of herringbone gear pair considering time-varying meshing stiffness, constant backlash, dynamic backlash, static transmission error and external dynamic excitation is established. The frequency response characteristics of the
Libang Wang, Hao Dong
doaj  

Research of the Calculation Method of the Gear Time-varying Mesh Stiffness based on FEM

open access: yesJixie chuandong, 2019
At present,the formula for calculating time-varying meshing stiffness of gears is often simplified according to the ISO experimental values. This method cannot accurately reflect the comprehensive characteristics of the meshing stiffness of different ...
Zhang Bobo   +5 more
doaj  

Solving Method for the Tooth Mesh Stiffness based on Transmission3D

open access: yesJixie chuandong, 2021
A method is proposed to calculate the tooth meshing stiffness based on Transmission3D (T3D). FE/CM model is built to ensure the solving accuracy and efficiency.
Weixia Li, Tao Zhang
doaj  

Influence of linear profile modification and loading conditions on the dynamic tooth load and stress of high contact ratio gears [PDF]

open access: yes
A computer simulation for the dynamic response of high-contact-ratio spur gear transmissions is presented. High contact ratio gears have the potential to produce lower dynamic tooth loads and minimum root stress but they can be sensitive to tooth profile
Lee, Chinwai   +3 more
core   +1 more source

Reduction of gear pair transmission error with tooth profile modification [PDF]

open access: yes, 2008
The gear noise problem that widely occurs in power transmission systems is typically characterised by one or more high amplitude acoustic signals. The noise originates from the vibration of the gear pair system caused by transmission error excitation ...
Alfano, G   +2 more
core  

An Investigation of the Dynamic Response of Spur Gear Teeth with Moving Loads [PDF]

open access: yes
Two concepts relating to gear dynamics were studied. The first phase of the analysis involved the study of the effect of the speed of a moving load on the dynamic deflections of a gear tooth.
Passerello, C. E., Shuey, L. W.
core   +1 more source

A computationally-efficient numerical model to characterize the noise behavior of metal-framed walls [PDF]

open access: yes, 2015
Architects, designers, and engineers are making great efforts to design acoustically-efficient metal-framed walls, minimizing acoustic bridging. Therefore, efficient simulation models to predict the acoustic insulation complying with ISO 10140 are needed
Arjunan, Arun   +4 more
core   +2 more sources

Research of Internal Excitation of Helical Gear Meshing Transmission

open access: yesJixie chuandong, 2018
The internal excitation of gear meshing transmission is the key factor that causes gear vibration and noise. Taking a pair of constant meshing helical gears in an 8-speed automatic transmission as the research object,the internal excitation of meshing ...
Yue Huijun   +3 more
doaj  

Research on the Time-varying Meshing Stiffness Algorithm of Spur Gears with Large Tooth Number Cracks

open access: yesJixie chuandong, 2023
For spur gears with more than 41 teeth, based on the geometry of cutting teeth and the principle of gear meshing, the difference between the starting point of the involute profile and the intersection of the involute and the base circle is clarified, and
Jiao Wei, Xu Kejun, Qin Haiqin
doaj  

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