The transformer early failure on line supervisory equipment is a key apparatus to realise transformer state maintenance technique,in which,the spectrum analysis method of transformer oil is a mature and effective method to determine transformer failure.

變壓器早期故障在線監(jiān)測(cè)裝置是實(shí)現(xiàn)變壓器狀態(tài)維修技術(shù)的一個(gè)關(guān)鍵設(shè)備 ,其中變壓器油色譜分析是檢驗(yàn)變壓器設(shè)備故障較成熟和有效的方法 ,但它也存在一些不確定的因素 ,要依靠實(shí)踐不斷取得經(jīng)驗(yàn)。

Through the initial failure test,the failure positions and failure causes sort of a type of CNC system are analyzed.

通過早期故障試驗(yàn)對(duì)某型號(hào)數(shù)控系統(tǒng)故障部位和故障原因分類進(jìn)行了分析,對(duì)外購、外協(xié)件的可靠性保證措施及質(zhì)量優(yōu)選進(jìn)行了研究,對(duì)制造關(guān)鍵工序和裝配過程的可靠性保證措施提出了建議,提高了該數(shù)控系統(tǒng)的可靠性。

Differential resonator method for early fault visual detection of generator rotor system;

電機(jī)轉(zhuǎn)子系統(tǒng)早期故障可視化檢測(cè)的差分振子法

Diagnosis method of aeroengine early fault based on the Dempster-Shafer evidence theory;

基于證據(jù)理論的航空發(fā)動(dòng)機(jī)早期故障診斷方法

Gear tooth crack early fault diagnosis based on the cyclostationary demodulation;

基于循環(huán)平穩(wěn)解調(diào)的齒輪裂紋早期故障診斷研究

To extract incipient fault feature of mechanical signal, a new method to construct wavelet according to the fault characteristics is presented.

針對(duì)機(jī)械信號(hào)早期故障特征的提取問題,提出了一種根據(jù)故障特征波形的特點(diǎn)來構(gòu)造相應(yīng)小波的方法。

The importance of motor incipient faults detection is made clear in this paper.

本文論述了異步電動(dòng)機(jī)的各種主要早期故障 ,并對(duì)各種檢測(cè)技術(shù)的發(fā)展?fàn)顩r作了綜合性的評(píng)

Two methods based on phase map and Lyapunov exponents of Duffing oscillator were presented to diagnose the incipient fault of rolling bearing.

提出以杜芬(Duffing)混沌振子檢測(cè)滾動(dòng)軸承早期故障的相軌跡圖法和李亞普諾夫(Lyapunov)指數(shù)方法。

An Application in Gear Incipient Failure Diagnosis Based on EMD Demodulation Method

基于EMD解調(diào)方法的齒輪早期故障診斷

A New Time Domain Signal Analysis Technique for Early Fault Diagnosis of Rolling Element Bearing

滾動(dòng)軸承早期故障診斷的時(shí)域新方法

Earlier Period Fault Intelligent Diagnosis for Induce Motor Based on Model;

基于模型的異步電動(dòng)機(jī)早期故障智能診斷

Wavelet Analysis Based Study of Detection of Incipient Faults of Asynchronous Motor;

異步電動(dòng)機(jī)早期故障檢測(cè)的小波分析方法研究

Research on Extracting Technology for Initial Faults of Rotating Machinery;

旋轉(zhuǎn)機(jī)械轉(zhuǎn)子早期故障診斷方法的研究

The study of distribution model of the forepart fault s internal time of horizontal machine center;

臥式加工中心早期故障間隔時(shí)間分布模型研究

The Research on the Early Fault Diagnosis of Wind Power Gear Box Based on EMD and SVM

基于EMD和SVM技術(shù)風(fēng)電齒輪箱早期故障診斷研究

Early Fault Detection for Gear Based on Parameter Tuning Stochastic Resonance

基于參數(shù)可調(diào)隨機(jī)共振的齒輪早期故障檢測(cè)

Incipient fault detection of rolling bearing based on chaos theory

基于混沌理論的滾動(dòng)軸承早期故障檢測(cè)

Development of Online Intelligent Diagnosing Instrument of HV Motor Incipient Faults

高壓電機(jī)早期故障在線智能診斷儀的研制

The Second-order Cyclostationary Analysis for Early Fault Signals on Bearing

軸承早期故障信號(hào)的二階循環(huán)平穩(wěn)分析

Applying Method of Multi-Source Information Fusion to Achieving Early Diagnosis of Aero-Engine Rotor Fault

基于多源信息融合的發(fā)動(dòng)機(jī)轉(zhuǎn)子早期故障識(shí)別

Feature Extraction and Intelligent Diagnosis for Ball Bearing Early Faults

滾動(dòng)軸承早期故障的特征提取與智能診斷

Early fault diagnosis of rotor system based on local wave and chaos

基于局域波和混沌的轉(zhuǎn)子系統(tǒng)早期故障診斷

STUDY ON THE METHOD OF INCIPIENT MOTOR BEARING FAULT DIAGNOSIS BASED ON WAVELET TRANSFORM AND EMD

小波變換及經(jīng)驗(yàn)?zāi)Ｊ椒纸夥椒ㄔ陔姍C(jī)軸承早期故障診斷中的應(yīng)用

Study on Stress Wave Signal of Initial Fault Acquisition and Separation for Low-speed Machinery;

低速機(jī)械早期故障應(yīng)力波信號(hào)捕捉與分離技術(shù)研究

Research and Application on Early Fault Diagnosis for Rolling Bearing Based on Cyclostationarity

基于循環(huán)平穩(wěn)的滾動(dòng)軸承早期故障診斷應(yīng)用研究

Faults Collection & Sources Analysis for Early Made CINRAD/SB

早期出廠的CINRAD/SB故障匯總和根源分析