CN108709744B - 一种变负载工况下电机轴承故障诊断方法 - Google Patents
一种变负载工况下电机轴承故障诊断方法 Download PDFInfo
- Publication number
- CN108709744B CN108709744B CN201810178106.9A CN201810178106A CN108709744B CN 108709744 B CN108709744 B CN 108709744B CN 201810178106 A CN201810178106 A CN 201810178106A CN 108709744 B CN108709744 B CN 108709744B
- Authority
- CN
- China
- Prior art keywords
- bearing
- neural network
- factor
- fault
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000003745 diagnosis Methods 0.000 title claims abstract description 19
- 238000013528 artificial neural network Methods 0.000 claims abstract description 33
- 238000012549 training Methods 0.000 claims abstract description 17
- 210000002569 neuron Anatomy 0.000 claims description 12
- 238000004364 calculation method Methods 0.000 claims description 6
- 230000006870 function Effects 0.000 claims description 3
- 238000011478 gradient descent method Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 abstract 1
- 238000007796 conventional method Methods 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
- G01M13/045—Acoustic or vibration analysis
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810178106.9A CN108709744B (zh) | 2018-03-05 | 2018-03-05 | 一种变负载工况下电机轴承故障诊断方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810178106.9A CN108709744B (zh) | 2018-03-05 | 2018-03-05 | 一种变负载工况下电机轴承故障诊断方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108709744A CN108709744A (zh) | 2018-10-26 |
CN108709744B true CN108709744B (zh) | 2019-09-20 |
Family
ID=63866347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810178106.9A Active CN108709744B (zh) | 2018-03-05 | 2018-03-05 | 一种变负载工况下电机轴承故障诊断方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108709744B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109406147B (zh) * | 2018-10-29 | 2020-11-13 | 安徽大学 | 一种变速工况下的列车轴承轨边声学诊断方法 |
CN109376794A (zh) * | 2018-11-12 | 2019-02-22 | 武汉科技大学 | 一种铁水脱硫搅拌器的智能故障诊断方法及*** |
CN109784475B (zh) * | 2019-01-02 | 2022-12-16 | 广东工业大学 | 一种基于动态适应bp神经网络的变压器故障诊断方法 |
EP3708991A1 (en) * | 2019-03-14 | 2020-09-16 | Siemens Aktiengesellschaft | Automated health state classifier for rotating machines based on expert knowledge |
CN111947929B (zh) * | 2020-08-14 | 2022-07-29 | 华东交通大学 | 一种旋转机械振动特性评价指标工况敏感度分析方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3170076B2 (ja) * | 1992-12-18 | 2001-05-28 | 株式会社小野測器 | 転がり軸受故障診断装置 |
CN102053016B (zh) * | 2010-11-08 | 2013-07-17 | 江苏大学 | 旋转机械滚动轴承的无线振动监测*** |
CN107655690A (zh) * | 2017-10-30 | 2018-02-02 | 王才旺 | 基于人工神经网络的电机轴承故障诊断方法 |
-
2018
- 2018-03-05 CN CN201810178106.9A patent/CN108709744B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN108709744A (zh) | 2018-10-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108709744B (zh) | 一种变负载工况下电机轴承故障诊断方法 | |
WO2022228049A1 (zh) | 基于5g边缘计算和深度学习的航空发动机故障诊断方法 | |
Xiang et al. | Fault diagnosis of rolling bearing under fluctuating speed and variable load based on TCO spectrum and stacking auto-encoder | |
CN108569607B (zh) | 基于双向门控循环神经网络的电梯故障预警方法 | |
CN107016235B (zh) | 基于多特征自适应融合的设备运行状态健康度评估方法 | |
Zou et al. | Bearing fault diagnosis method based on EEMD and LSTM | |
CN110287552B (zh) | 基于改进随机森林算法的电机轴承故障诊断方法及*** | |
CN109211548A (zh) | 一种机械故障诊断方法 | |
CN110867196A (zh) | 一种基于深度学习及声音识别的机器设备状态监测*** | |
CN110940539A (zh) | 一种基于人工经验及声音识别的机器设备故障诊断方法 | |
CN113469060A (zh) | 多传感器融合卷积神经网络航空发动机轴承故障诊断方法 | |
CN111523081B (zh) | 一种基于增强门控循环神经网络的航空发动机故障诊断方法 | |
CN109272123A (zh) | 一种基于卷积-循环神经网络的有杆泵工况预警方法 | |
CN106650122B (zh) | 一种设备变工况运行风险评估方法 | |
CN110008898A (zh) | 基于符号和卷积神经网络的工业设备数据边缘处理方法 | |
CN109443766A (zh) | 一种重载车辆变速箱齿轮安全性分析方法 | |
CN114266197A (zh) | 一种水电站设备故障诊断方法 | |
CN107473036A (zh) | 电梯曳引机远程在线检测与诊断***及其检测诊断方法 | |
CN111860839A (zh) | 基于多信号融合及Adam优化算法的岸桥故障监测方法 | |
CN111504645A (zh) | 一种基于频域多点峭度的滚动轴承故障诊断方法 | |
CN107844067A (zh) | 一种水电站闸门在线状态监测控制方法及监测*** | |
CN114462480A (zh) | 基于非均衡数据集下的多源传感器轧机故障诊断的方法 | |
CN114330096A (zh) | 基于深度学习的轨道交通电机轴承故障程度分类模型构建方法 | |
Chen et al. | An adversarial learning framework for zero-shot fault recognition of mechanical systems | |
CN111046790A (zh) | 一种泵轴承故障诊断方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Liu Fang Inventor after: Wu Ruixiang Inventor after: Gu Kangkang Inventor after: Yin Min Inventor after: Chen Jing Inventor after: Huang Haidong Inventor before: Wu Ruixiang Inventor before: Liu Fang Inventor before: Gu Kangkang Inventor before: Yin Min Inventor before: Chen Jing Inventor before: Huang Haidong |
|
CB03 | Change of inventor or designer information | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210326 Address after: 244002 comprehensive service building, 129 west section of Cuihu fifth road, Tongling Economic Development Zone, Anhui Province Patentee after: Anhui Maipu Intelligent Technology Co.,Ltd. Address before: 230601 No. 111 Kowloon Road, Hefei economic and Technological Development Zone, Anhui Patentee before: ANHUI University |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230406 Address after: 230000 building D3, intelligent technology park, No. 3693 Susong Road, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Anhui Zhihuan Technology Co.,Ltd. Address before: 244002 comprehensive service building, 129 west section of Cuihu fifth road, Tongling Economic Development Zone, Anhui Province Patentee before: Anhui Maipu Intelligent Technology Co.,Ltd. |
|
TR01 | Transfer of patent right |