CN105866645A - 一种利用噪声特征频段诊断发电机放电故障的方法及装置 - Google Patents
一种利用噪声特征频段诊断发电机放电故障的方法及装置 Download PDFInfo
- Publication number
- CN105866645A CN105866645A CN201610368469.XA CN201610368469A CN105866645A CN 105866645 A CN105866645 A CN 105866645A CN 201610368469 A CN201610368469 A CN 201610368469A CN 105866645 A CN105866645 A CN 105866645A
- Authority
- CN
- China
- Prior art keywords
- noise
- generator
- measuring point
- discharge fault
- characteristic frequency
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000005236 sound signal Effects 0.000 claims description 15
- 238000012545 processing Methods 0.000 claims description 12
- 238000003745 diagnosis Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000000284 extract Substances 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- 238000001228 spectrum Methods 0.000 claims 8
- 238000001914 filtration Methods 0.000 claims 1
- 238000004088 simulation Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1209—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing using acoustic measurements
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610368469.XA CN105866645B (zh) | 2016-05-30 | 2016-05-30 | 一种利用噪声特征频段诊断发电机放电故障的方法及装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610368469.XA CN105866645B (zh) | 2016-05-30 | 2016-05-30 | 一种利用噪声特征频段诊断发电机放电故障的方法及装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105866645A true CN105866645A (zh) | 2016-08-17 |
CN105866645B CN105866645B (zh) | 2018-10-19 |
Family
ID=56641524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610368469.XA Active CN105866645B (zh) | 2016-05-30 | 2016-05-30 | 一种利用噪声特征频段诊断发电机放电故障的方法及装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105866645B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112067961A (zh) * | 2020-10-13 | 2020-12-11 | 哈尔滨工业大学(深圳) | 电弧故障检测方法、系统及存储介质 |
CN112529059A (zh) * | 2020-12-04 | 2021-03-19 | 湖南五凌电力科技有限公司 | 机组电磁振动诊断方法、系统、计算机设备和存储介质 |
CN113573980A (zh) * | 2019-03-19 | 2021-10-29 | Wing航空有限责任公司 | 使用音频数据检测即将发生的马达故障 |
CN113790911A (zh) * | 2021-08-18 | 2021-12-14 | 中国长江电力股份有限公司 | 一种基于声音频谱统计学规律的异响检测方法 |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3896376A (en) * | 1971-12-17 | 1975-07-22 | Micafil Ag | Circuit arrangement for testing insulation by partial discharge technique |
JPH09127181A (ja) * | 1995-10-30 | 1997-05-16 | Kawasaki Steel Corp | 電力設備のコロナ放電検出装置 |
CN101393049A (zh) * | 2008-08-25 | 2009-03-25 | 北京天源科创风电技术有限责任公司 | 风力发电机组振动监测及故障诊断的方法 |
CN102494894A (zh) * | 2011-11-17 | 2012-06-13 | 高丙团 | 风力发电机组音频监测和故障诊断系统及其方法 |
CN102680233A (zh) * | 2011-03-17 | 2012-09-19 | 北汽福田汽车股份有限公司 | 电动机故障诊断设备及方法 |
CN102706560A (zh) * | 2012-05-25 | 2012-10-03 | 华锐风电科技(江苏)有限公司 | 一种风力发电机组的状态监测方法和装置 |
CN102778358A (zh) * | 2012-06-04 | 2012-11-14 | 上海东锐风电技术有限公司 | 故障预测模型建立方法及系统、风机监测预警系统及方法 |
CN102914359A (zh) * | 2012-10-10 | 2013-02-06 | 江苏银佳企业集团有限公司 | 风力发电机振动监测装置及监测方法 |
CN103698677A (zh) * | 2014-01-17 | 2014-04-02 | 福州大学 | 低压电弧故障测试与分析系统 |
CN103744021A (zh) * | 2013-12-23 | 2014-04-23 | 煤炭科学研究总院 | 一种电机故障监控装置及方法 |
CN205786975U (zh) * | 2016-05-30 | 2016-12-07 | 国家电网公司 | 一种利用噪声特征频段诊断发电机放电故障的装置 |
-
2016
- 2016-05-30 CN CN201610368469.XA patent/CN105866645B/zh active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3896376A (en) * | 1971-12-17 | 1975-07-22 | Micafil Ag | Circuit arrangement for testing insulation by partial discharge technique |
JPH09127181A (ja) * | 1995-10-30 | 1997-05-16 | Kawasaki Steel Corp | 電力設備のコロナ放電検出装置 |
CN101393049A (zh) * | 2008-08-25 | 2009-03-25 | 北京天源科创风电技术有限责任公司 | 风力发电机组振动监测及故障诊断的方法 |
CN102680233A (zh) * | 2011-03-17 | 2012-09-19 | 北汽福田汽车股份有限公司 | 电动机故障诊断设备及方法 |
CN102494894A (zh) * | 2011-11-17 | 2012-06-13 | 高丙团 | 风力发电机组音频监测和故障诊断系统及其方法 |
CN102706560A (zh) * | 2012-05-25 | 2012-10-03 | 华锐风电科技(江苏)有限公司 | 一种风力发电机组的状态监测方法和装置 |
CN102778358A (zh) * | 2012-06-04 | 2012-11-14 | 上海东锐风电技术有限公司 | 故障预测模型建立方法及系统、风机监测预警系统及方法 |
CN102914359A (zh) * | 2012-10-10 | 2013-02-06 | 江苏银佳企业集团有限公司 | 风力发电机振动监测装置及监测方法 |
CN103744021A (zh) * | 2013-12-23 | 2014-04-23 | 煤炭科学研究总院 | 一种电机故障监控装置及方法 |
CN103698677A (zh) * | 2014-01-17 | 2014-04-02 | 福州大学 | 低压电弧故障测试与分析系统 |
CN205786975U (zh) * | 2016-05-30 | 2016-12-07 | 国家电网公司 | 一种利用噪声特征频段诊断发电机放电故障的装置 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113573980A (zh) * | 2019-03-19 | 2021-10-29 | Wing航空有限责任公司 | 使用音频数据检测即将发生的马达故障 |
CN112067961A (zh) * | 2020-10-13 | 2020-12-11 | 哈尔滨工业大学(深圳) | 电弧故障检测方法、系统及存储介质 |
CN112067961B (zh) * | 2020-10-13 | 2023-08-15 | 哈尔滨工业大学(深圳) | 电弧故障检测方法、系统及存储介质 |
CN112529059A (zh) * | 2020-12-04 | 2021-03-19 | 湖南五凌电力科技有限公司 | 机组电磁振动诊断方法、系统、计算机设备和存储介质 |
CN113790911A (zh) * | 2021-08-18 | 2021-12-14 | 中国长江电力股份有限公司 | 一种基于声音频谱统计学规律的异响检测方法 |
CN113790911B (zh) * | 2021-08-18 | 2023-05-16 | 中国长江电力股份有限公司 | 一种基于声音频谱统计学规律的异响检测方法 |
Also Published As
Publication number | Publication date |
---|---|
CN105866645B (zh) | 2018-10-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104677623B (zh) | 一种风力发电机叶片故障在位声学诊断方法及监测系统 | |
CN105866645B (zh) | 一种利用噪声特征频段诊断发电机放电故障的方法及装置 | |
KR101491017B1 (ko) | 전력 기기 음향 진단 장치 및 방법 | |
KR101608275B1 (ko) | 전력설비 음향 진단 시스템 | |
CN111814872B (zh) | 基于时域、频域自相似性的电力设备环境噪音识别方法 | |
CN106546892A (zh) | 基于深度学习的局部放电超声音频识别方法及系统 | |
CN109029959B (zh) | 一种变压器绕组的机械状态检测方法 | |
CN108717155B (zh) | 配置噪声阈值和带宽的方法及装置 | |
CN113298134B (zh) | 一种基于bpnn的风机叶片远程非接触健康监测系统和方法 | |
CN110163190B (zh) | 一种滚动轴承故障诊断方法及装置 | |
CN104459494B (zh) | 一种gis设备现场冲击电压下局部放电测量装置 | |
CN113551765A (zh) | 设备故障声谱分析诊断方法 | |
CN102547526A (zh) | 传声器工作状态的实时监测方法及系统 | |
CN113049953A (zh) | 通过噪声进行故障定位的方法、装置、介质和设备 | |
CN119087323A (zh) | 基于数据分析的多参数电测仪表自诊断系统 | |
CN114414037A (zh) | 一种风力发电机组叶片健康监测装置及监测方法 | |
CN103941722A (zh) | 通过部件特征倍频幅值趋势监测和诊断设备故障的方法 | |
CN104360178B (zh) | 一种逆变器低频噪声测量与故障诊断方法 | |
CN116861320A (zh) | 基于短时傅里叶同步压缩变换的转子故障诊断方法 | |
CN205786975U (zh) | 一种利用噪声特征频段诊断发电机放电故障的装置 | |
CN108194278A (zh) | 一种风电机组叶片缺陷非接触监测装置及方法 | |
KR101641269B1 (ko) | Emf 센서와 음향 센서를 이용한 부분방전 진단 시스템 | |
CN103149047A (zh) | 一种基于非线性混合模型的冷却塔声学诊断方法 | |
CN110017894A (zh) | 变压器运行状态振声检测中随机噪声的滤除方法和装置 | |
CN109782064B (zh) | 一种风电场输出阻抗频率特性测试分析方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Hu Sheng Inventor after: Peng Jiwen Inventor after: Hao Jianbo Inventor after: Meng Zuohong Inventor after: Xu Bo Inventor after: Zhou Nianguang Inventor after: Wu Xiaowen Inventor after: Tang Jun Inventor after: Sun Bo Inventor after: Chen Xiaoxiang Inventor before: Hu Sheng Inventor before: Hao Jianbo Inventor before: Meng Zuohong Inventor before: Xu Bo Inventor before: Zhou Nianguang Inventor before: Wu Xiaowen |
|
COR | Change of bibliographic data | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20170104 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Power Networks Co Applicant after: State Grid Hunan Electric Power Company Applicant after: Electric Power Research Institute, State Grid Hunan Electric Power Company Applicant after: Wu Ling Power Corporation bowl slope hydropower plant Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Power Networks Co Applicant before: State Grid Hunan Electric Power Company Applicant before: Electric Power Research Institute, State Grid Hunan Electric Power Company |
|
GR01 | Patent grant | ||
GR01 | Patent grant |