Results 101 to 110 of about 16,307 (194)

Using TOPSIS Method for Solving Multi-Objective Optimization of a Two-stage Helical Gearbox with First Stage Double Gear-sets

open access: yesJournal of Machine Engineering
In order to build a two-stage helical gearbox (THG) with first stage double gear-sets (FSDG), the multi-criteria decision-making (MCDM) method is introduced in this research as a new approach to solving the multi-objective optimization problem (MOOP ...
Van-Thanh Dinh   +5 more
doaj   +1 more source

Condition Monitoring of Gear Systems using Vibration Analysis

open access: yes
It is often impractical to measure vibrations directly at /or close to their sources when condition monitoring gearbox systems. It is common to measure the vibration distant from the source due to limited access to the component which is to be monitored.
Al-Arbi, Salem
core  

齿轮箱箱体结构对其振动模态的影响研究

open access: yesJixie chuandong, 2008
The vibration modal of a gearbox is analyzed in detail based on I-DEAS and NASTRAN software. The effect caused by different structure of the gearbox box on vibration modal are studied and discussed.
薛延华, 王志广, 邵滨, 江新
doaj  

Gearbox Fault Feature Extraction Using Hilbert Transform, S-Transform, and a Statistical Indicator

open access: yes, 2007
Vibration analysis has been widely used in machine fault feature extraction and diagnosis of rotating machinery. The effects of modulation and nonstationarity in vibration signals collected from a faulty gearbox present challenges for fault feature ...
Fan, Xianfeng, Zuo, Ming J.
core   +1 more source

Dynamic Mechanical Analysis of Automotive Gearbox Casing

open access: yes, 2011
After the three-dimensional solid modeling of the SG135 automobile gearbox, finite element analysis models of static, transient and harmonic response load are built based on correlation theory.
Peng Fu   +3 more
core   +1 more source

Reliability Design and Experimental Development for High-Power Electric Driving Wheel Gearbox

open access: yesJixie chuandong, 2016
The wheel gearbox is a key component of Multi-axis super-heavy hybrid test platform,for the special nature of the application,on the one hand to meet the requirements of vehicle wheel power transmission requirements,while also meet lightweight and high ...
Zhang Lei   +8 more
doaj  

Investigating the Effect of Water Contamination on Gearbox Lubrication based upon Motor Control Data from a Sensorless Drive

open access: yes
Water is one of the most significant destructive contaminations to lubricants which in turn lead to more power consumption and early damage to rotating machines.
Gu, Fengshou   +4 more
core  

A Novel Method for the Fault Diagnosis of a Planetary Gearbox based on Residual Sidebands from Modulation Signal Bispectrum Analysis

open access: yes, 2014
This paper presents a novel method for the fault diagnosis of planetary gearboxes based on an accurate estimation of residual sidebands using a modulation signal bispectrum (MSB).
Gu, Fengshou   +4 more
core  

Influence of Wheel Polygonization on Dynamic Response of Gearbox Housing of High-speed Train

open access: yes机车电传动, 2017
In order to study the dynamic response of gearbox housing of high-speed train under the excitation of polygonal wheel, a vehicle dynamic model including gear transmission systems and gearbox housing finite element model was set up.
ZOU Hangyu, ZHANG Weihua, WANG Zhiwei
doaj  

Noise identification and fault diagnosis for the new products of the automobile gearbox

open access: yes, 2009
A noise identification and fault diagnosis system for the new products of the automobile gearbox is introduced. The framework of the developed software is described, which includes function modules as data acquisition, feature extracting, time frequency ...
Yan YG(闫一功)   +2 more
core  

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