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
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- 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
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Classifications
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- 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
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- 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)
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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 |
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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 |
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CN108226297A true CN108226297A (zh) | 2018-06-29 |
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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)
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---|---|---|---|---|
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)
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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 |
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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 |
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Application publication date: 20180629 |