CN108226297A - 一种基于光纤光栅的真空管波纹管表面裂纹检测方法 - Google Patents
一种基于光纤光栅的真空管波纹管表面裂纹检测方法 Download PDFInfo
- Publication number
- CN108226297A CN108226297A CN201810036551.1A CN201810036551A CN108226297A CN 108226297 A CN108226297 A CN 108226297A CN 201810036551 A CN201810036551 A CN 201810036551A CN 108226297 A CN108226297 A CN 108226297A
- Authority
- CN
- China
- Prior art keywords
- bellows
- vacuum tube
- signal
- acoustic emission
- fiber
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/14—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object using acoustic emission techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
- G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
- G01N29/4418—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with a model, e.g. best-fit, regression analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
- G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
- G01N2291/0234—Metals, e.g. steel
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0258—Structural degradation, e.g. fatigue of composites, ageing of oils
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810036551.1A CN108226297A (zh) | 2018-01-15 | 2018-01-15 | 一种基于光纤光栅的真空管波纹管表面裂纹检测方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810036551.1A CN108226297A (zh) | 2018-01-15 | 2018-01-15 | 一种基于光纤光栅的真空管波纹管表面裂纹检测方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108226297A true CN108226297A (zh) | 2018-06-29 |
Family
ID=62640412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810036551.1A Pending CN108226297A (zh) | 2018-01-15 | 2018-01-15 | 一种基于光纤光栅的真空管波纹管表面裂纹检测方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108226297A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113804150A (zh) * | 2021-09-10 | 2021-12-17 | 阳江市高新投资开发有限公司 | 一种基于传感光纤可检测材料内部损伤的风机叶片 |
CN114062919A (zh) * | 2021-11-18 | 2022-02-18 | 广东电网有限责任公司广州供电局 | 真空灭弧室的破裂监测方法、装置、系统和可读存储介质 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103760243A (zh) * | 2014-02-26 | 2014-04-30 | 长沙理工大学 | 一种微裂纹无损检测装置及方法 |
CN105486756A (zh) * | 2015-12-01 | 2016-04-13 | 中国矿业大学 | 一种用于岩石损伤特征辨析的声发射信号处理方法 |
CN105510023A (zh) * | 2015-11-24 | 2016-04-20 | 国网内蒙古东部电力有限公司电力科学研究院 | 基于散度指标的变工况风电行星齿轮箱故障诊断方法 |
CN105842345A (zh) * | 2016-04-15 | 2016-08-10 | 重庆邮电大学 | 一种光纤布拉格光栅传感网络结构多裂纹定位方法 |
CN106656322A (zh) * | 2016-09-19 | 2017-05-10 | 西安电子科技大学 | 利用相位调制器实现瞬时频率测量的装置及方法 |
-
2018
- 2018-01-15 CN CN201810036551.1A patent/CN108226297A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103760243A (zh) * | 2014-02-26 | 2014-04-30 | 长沙理工大学 | 一种微裂纹无损检测装置及方法 |
CN105510023A (zh) * | 2015-11-24 | 2016-04-20 | 国网内蒙古东部电力有限公司电力科学研究院 | 基于散度指标的变工况风电行星齿轮箱故障诊断方法 |
CN105486756A (zh) * | 2015-12-01 | 2016-04-13 | 中国矿业大学 | 一种用于岩石损伤特征辨析的声发射信号处理方法 |
CN105842345A (zh) * | 2016-04-15 | 2016-08-10 | 重庆邮电大学 | 一种光纤布拉格光栅传感网络结构多裂纹定位方法 |
CN106656322A (zh) * | 2016-09-19 | 2017-05-10 | 西安电子科技大学 | 利用相位调制器实现瞬时频率测量的装置及方法 |
Non-Patent Citations (1)
Title |
---|
李清志: "基于HHT变换的滚动轴承故障诊断的研究", 《CNKI优秀硕士论文全文数据库》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113804150A (zh) * | 2021-09-10 | 2021-12-17 | 阳江市高新投资开发有限公司 | 一种基于传感光纤可检测材料内部损伤的风机叶片 |
CN113804150B (zh) * | 2021-09-10 | 2024-02-20 | 阳江市高新投资开发有限公司 | 一种基于传感光纤可检测材料内部损伤的风机叶片 |
CN114062919A (zh) * | 2021-11-18 | 2022-02-18 | 广东电网有限责任公司广州供电局 | 真空灭弧室的破裂监测方法、装置、系统和可读存储介质 |
CN114062919B (zh) * | 2021-11-18 | 2022-08-02 | 广东电网有限责任公司广州供电局 | 真空灭弧室的破裂监测方法、装置、系统和可读存储介质 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101762318B (zh) | 光纤非本征法布里-珀罗干涉超声传感检测装置 | |
CN102944613B (zh) | 一种光纤声发射检测与定位系统 | |
CN110208668B (zh) | 一种光纤声发射振动传感器及局部放电传感系统 | |
CN104808125B (zh) | 基于光纤布喇格光栅的变压器油中局部放电检测系统 | |
CN108139366A (zh) | 基于声发射的健康监测方法和系统 | |
CN108226297A (zh) | 一种基于光纤光栅的真空管波纹管表面裂纹检测方法 | |
JP2015038487A (ja) | 光センサーインテロゲーションシステム | |
CN109374112B (zh) | 光纤二维振动传感器及其制作方法 | |
CN103344432A (zh) | 直升机轴承故障的光纤光栅声发射检测方法 | |
CN104360254A (zh) | 用于电网电气设备局部放电检测的光纤布喇格光栅超声波检测系统和检测方法 | |
CN109669110A (zh) | 用于局部放电在线检测的声聚焦传感器和局部放电在线检测系统及其检测方法 | |
CN104236471B (zh) | 炼焦塔水力除焦在线监测的y型双fbg光纤振动传感器 | |
CN204359896U (zh) | 用于电网电气设备局部放电检测的光纤布喇格光栅超声波检测系统 | |
CN107807310B (zh) | 非接触式弓网燃弧检测系统 | |
CN106092304B (zh) | 用于监测爆破振动的分布式光纤振动传感器系统 | |
CN105758322A (zh) | 基于光纤光栅传感器的天线场转台形变监测装置与方法 | |
CN203572865U (zh) | 一种光纤光栅电压传感器 | |
CN218271048U (zh) | 一种分布式光纤的振动传感与声发射监测系统 | |
CN110261895B (zh) | 一种高灵敏宽频响的全光纤微震监测系统 | |
Wang et al. | Transformer partial discharge monitoring based on optical fiber sensing | |
CN115144712A (zh) | 一种局部放电光学超声检测系统 | |
CN110057872A (zh) | 一种基于检测自感效应电感的缆索断丝监测方法 | |
CN214121463U (zh) | 一种利用光纤干涉法测量受电弓接触力的装置 | |
CN113533345B (zh) | 一种基于光纤的物体表面断裂位置实时监测系统和方法 | |
ZHOU et al. | Optical fiber acoustic emission sensor for GIS partial discharge detection |
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 | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200318 Address after: No. 56 Jiangning Suyuan Road Development Zone in Nanjing City, Jiangsu province 211106 Applicant after: STATE GRID JIANGSU ELECTRIC POWER CO., LTD., MAINTENANCE BRANCH Applicant after: Chongqing University Address before: No. 56 Jiangning Suyuan Road Development Zone in Nanjing City, Jiangsu province 211106 Applicant before: STATE GRID JIANGSU ELECTRIC POWER COMPANY INSPECTION BRANCH UHV AC AND DC OPERATION INSPECTION CENTER Applicant before: Chongqing University |
|
TA01 | Transfer of patent application right | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180629 |
|
RJ01 | Rejection of invention patent application after publication |