齿轮箱

最后利用Visualc++研究开发了一套基于振动信号的齿轮箱故障诊断系统，该系统可以有效地提取齿轮箱的故障特征，诊断识别出齿轮箱的故障缺陷。

Finally the software for the gear box fault diagnosis system based on vibration signal is designed via Visual C + + , which can extract the fault characteristics and diagnose the fault of the gear box effectively .

介绍了EMD分解中内禀能量熵的定义，当齿轮箱发生故障时，其振动信号的能量也会发生变化。

Introducing the definition of the intrinsic energy entropy of EMD , when the gear box fault occurs , the vibration signal energy will change .

Greenfunction在齿轮箱故障诊断中的运用

The Use of GREEN FUNCTION in the Faults Diagnosis of the Gearbox

基于改进型BP算法的齿轮箱故障诊断

Trouble Diagnosis for Gear Boxes Based on Modified BP Learning Algorithm

基于阶次跟踪和BP网络的齿轮箱故障模式识别

Fault Mode Identification of Gearbox Based on Order Tracking and BP Network

基于MATLAB和同态解调的提升机齿轮箱故障诊断研究

Study of elevator gearbox fault diagnosis based on MATLAB and homomorphic demodulation

CO2压缩机增速齿轮箱断齿故障分析

Analysis on the Gearbox Breakage of CO_2 Compressor

基于小波包变换和BP网络的齿轮箱故障诊断

Application of BP Neural Networks and Wavelet Packet Transform in Fault Diagnosis of Gearbox

最后对变速齿轮箱CAD系统中的虚拟装配技术进行了研究和实现。

Finally has carried on the study and realization to the change gear case CAD system hypothesized packaging technique .

基于ANSYS的大型风电机组齿轮箱的低速轴有限元分析

Finite element analysis of Low_speed_axis in gearbox for large wind turbine unit based on ansys

采用油浴式齿轮箱，机电一体化全PLC控制系统，确保高卷绕速度下的优质成型与运行稳定性；

To apply with the oil bath gearbox , electronic-mechanical with PLC control system to ensure high speed with excellent widing quality ;

基于小波包与Hilbert解调谱的矿用齿轮箱故障诊断

Fault Diagnosis of Mine Gear Box based on the Wavelet Packet and Hilbert Demodulation Spectrum

东风（4D）型机车牵引齿轮箱的改进设计

Improvement design of traction gearbox for DF_ ( 4D ) locomotive

独立分量分析（ICA）在齿轮箱故障诊断系统中的应用

The Application of Independent Component Analysis ( ICA ) in the Fault Diagnosis System of Gear Case

基于ARX模型和改进蚁群算法的齿轮箱故障诊断

Gearbox Fault Diagnosis Based on ARX Model and Improved Ant Colony Algorithm

通过对实际齿轮箱振动信号的分析研究，找到了用Hilbert时频谱及Hilbert时频谱的边界谱来识别齿轮故障磨损程度的新方法；

Using Hilbert spectrum and its marginal spectrum , new ways to solve machinery fault diagnosis problems are found .

对Matlab仿真和有限元计算值与试验值进行比较，说明本文对齿轮箱系统的热分析方法是正确的。

The Matlab simulation results and the finite element calculating values are compared with the experimental data , which show that the analysis method for gearbox is correct .

介绍了BP网络的原理、算法，并用BP网络对采煤机截割部齿轮箱机械传动系统的故障进行了趋势预测。

The theory and algorithm of BP neural network were introduced , and it was used in the fault trend prediction for cutting part transmission system of mining machine .

高速线材轧机齿轮箱典型故障的CTN综合诊断

The Comprehensive Diagnosis of Gear-box Typical Fault in the High Speed Wire Rolling Mill

然后将ICA应用于齿轮箱传动系统的早期故障诊断中，并与传统信号分析方法进行对比。

Secondly , the ICA application in the initial fault diagnosis of Gearbox Transmission System has been compared with the performances of traditional signal analysis methods .

首先通过简易的振动测试，判断齿轮箱有故障的部位，然后再用Hilbert-Huang变换进行精密的诊断。

Firstly identify fault position of gearbox though simplify vibration measurement , and then use the Hilbert-Huang Transform to diagnosis delicately .

介绍了CK系列米轨机车车轴齿轮箱的参数选择、结构特点以及优化结构所采取的技术措施。

The parameters selection , structural features and technical measures for optimising the structure of axle gear box for CK series meter-gauge locomotive were represented in this paper .

柴柴动力装置（CODAD）控制策略研究及齿轮箱优化设计

Control tactics of CODAD and optimum design of gear case

针对转速波动齿轮箱振动信号的复杂性和非平稳性，提出了一种基于SVD和线调频小波路径追踪的转速波动齿轮箱故障诊断方法。

A method for the fault diagnosis of gearboxes with rotating speed fluctuation based on SVD and chirplet path pursuit algorithm was proposed herein .

本文以大功率倒伞曝气机行星减速齿轮箱的体积最小为优化目标函数，建立了行星减速齿轮箱的数学模型，并运用蚁群算法和MATLAB语言，对行星齿轮箱进行了优化计算。

This paper takes the smallest volume of reducing planet gear box as the optimized target function , and establishes mathematical model , and finally uses ant colony algorithm and the MATLAB language to optimize planet gear box .

测试了两台地面调试机组的齿轮箱和机舱各部位的振动，利用MATLAB软件对机组振动信号进行数据分析、处理，并得出相关结论。

Tested the gear boxes ' and various parts ' vibration of two debugs equipment , vibrates the signal using the MATLAB software to the unit to carry on the data analysis and processing , then gained relevant conclusions .

提出了一种基于Hilbert-Huang变换的行星齿轮箱轴承故障诊断的新方法，叙述了该方法的基本原理。

A new approach to bearing damage diagnosis based on Hilbert-Huang transform in planetary gearbox is presented and its basic principle is introduced in detail .

LOGOS拉丝机采用卧式卷筒设计、新的冷却概念、新的齿轮箱和传动设计，可提高生产效率和降低运营成本；

LOGOS model machines adopt horizontal capstan design , the new cooling concept , the new gear box and transmission layout so as to improve productivity and reduce operating costs .

讨论了特征参数的无量纲化处理方法，并结合ABO灰色关联度诊断法简单易于实现和BP神经网络法诊断精度较高的特点，完成了齿轮箱的故障模式识别和诊断决策。

By combination of the ABO gray cognate analysis which is easy to fulfill and the BP neutral network diagnostic method which is accurate , the fault pattern recognition and diagnosis are fulfilled for the gearbox .

日本是世界电子业和汽车业中间产品（从苹果iPad的硬化玻璃到大众的齿轮箱）的主要供应国，在有些方面甚至是唯一供应国。

Japan is a large - in some cases the sole - supplier of intermediate goods to the world 's electronics and automotive industries , from the hardened glass on Apple 's iPad to gearboxes in Volkswagens .