Results 61 to 70 of about 5,372 (187)

Condition Monitoring of Gearbox based on Statistical Linguistic Analysis of Time Series

open access: yesJixie chuandong, 2015
The vibration data from defective gearboxes generally exhibit non- stationary and nonlinear property. As a result,it seems hard to effectively monitor the running status of gearbox by using the conventional time domain statistical parameters method which
Lin Jinshan   +3 more
doaj  

Measurement and Analysis of Current Signals for Gearbox Fault Recognition of Wind Turbine

open access: yesMeasurement Science Review, 2013
This paper presents a novel solution method based on measurement and analysis of current signals for gearbox fault recognition of wind turbine. A gearbox with typical oil-leakage fault is purposely made.
Lin Deng-Fa, Chen Po-Hung, Williams Mike
doaj   +1 more source

Control System for the Navigation of the Agricultural Robots: A Review

open access: yesJournal of Field Robotics, Volume 43, Issue 5, Page 3474-3505, August 2026.
ABSTRACT Control systems for the navigation of autonomous agricultural robots—particularly those operating in uneven terrain and in the presence of static or dynamic obstacles—have advanced considerably in recent years. As conventional machinery evolves toward increasingly automated systems, the design of reliable navigation controllers has become ...
Edna Carolina Moriones Polanía   +3 more
wiley   +1 more source

Structural Analysis and Load Calculation of CRH380 High-speed Rail Gearbox based on Finite Element

open access: yesJixie chuandong, 2016
Aiming at the crack phenomenon in high- speed gearbox,the force of the suspension gearbox is calculated. The strength analysis of gearbox is carried out by using the finite element software ANSYS Workbench,and the weak position of gearbox is founded and ...
Liu Jie   +3 more
doaj  

Analysis and Test of the Transmission Efficiency of Low Speed and Heavy Duty Gearbox

open access: yesJixie chuandong, 2017
Through the analysis of the influence factors on transmission efficiency of gearbox,a theoretical analysis model of gearbox transmission efficiency is set up from the power consumption,and the influences of gear meshing loss,bearing friction loss,oil ...
Li Youhua, Li Quancai, Liu Zhongming
doaj  

Influence of internal excitation and boxbody flexibility on the vibration of high-speed train gearboxes

open access: yes机车电传动
During the operation of high-speed trains, the loads on the gearbox are very complex, and cracks often occur in the boxbody. To ensure the service safety of the gearbox body, a dynamic model of high-speed trains with a gear transmission system was ...
YU Hongda   +3 more
doaj  

The Temporal Gearbox

open access: yes, 2016
We are inspired by mechanical gearboxes and demonstrate its analog counterpart in optics. We use nonlinear dispersion modes as "gears" to overcome the mismatch between the ultrahigh speed of optical data and the much slower sampling rate of electronic digitizers and processors. We delineate the mathematical foundations and show its utility in ultrafast
Jalali, Bahram   +4 more
openaire   +2 more sources

Study on the Test System Design and the Test Method for Gearbox Housing Deformation

open access: yesJixie chuandong, 2017
Taking a casting aluminum alloy gearbox as the research object,a high precision and easy to control gearbox housing deformation test system is designed by the mode of hydraulic servo control.
Zou Xihong   +4 more
doaj  

Chaotic Characteristic Verification of Gearbox Vibration Signal based on the Time Synchronous Averaging and Separation Technology

open access: yesJixie chuandong, 2018
The gearbox vibration signal of normal and different degrees teeth break fault condition are analyzed,the chaotic characteristics of the gearbox vibration signal are verified by using the time synchronous averaging method( TSA) to separate the linear ...
Li Jie, Zhao Jianmin
doaj  

A Fault Diagnosis Method and Experimental Verification of Automobile Gearbox based on BP Neural Network

open access: yesJixie chuandong, 2019
Based on the wavelet neural network algorithm,the vibration signals of the automobile gearbox is analyzed from the time domain and the frequency domain,and the values with time domain and frequency domain characterization are extracted,and a method of BP
Yang Jiayin
doaj  

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