CN107228905B - 基于双稳态系统的超声导波信号检测方法 - Google Patents
基于双稳态系统的超声导波信号检测方法 Download PDFInfo
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- CN107228905B CN107228905B CN201710407036.5A CN201710407036A CN107228905B CN 107228905 B CN107228905 B CN 107228905B CN 201710407036 A CN201710407036 A CN 201710407036A CN 107228905 B CN107228905 B CN 107228905B
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- 238000001514 detection method Methods 0.000 title claims abstract description 28
- 230000007547 defect Effects 0.000 claims abstract description 24
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- 230000004044 response Effects 0.000 claims description 53
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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
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4472—Mathematical theories or simulation
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
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CN201710407036.5A CN107228905B (zh) | 2017-06-02 | 2017-06-02 | 基于双稳态系统的超声导波信号检测方法 |
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CN107228905B true CN107228905B (zh) | 2019-06-28 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10712292B2 (en) * | 2018-03-29 | 2020-07-14 | The Boeing Company | Backscatter x-ray inspection system for pipes |
CN109412620B (zh) * | 2018-09-07 | 2021-09-07 | 北京邮电大学 | 一种环境反向散射通信系统的接收信号处理方法与装置 |
CN109027502B (zh) * | 2018-09-17 | 2019-08-02 | 北京航空航天大学 | 考虑截面声能量分布的管道降噪方法 |
CN112946078B (zh) * | 2021-02-03 | 2022-08-05 | 山东大学 | 一种复合材料胶接质量评估和早期损伤识别方法及系统 |
CN114184682B (zh) * | 2021-12-10 | 2024-04-30 | 东莞理工学院 | 弱超声导波信号的双混沌系统检测方法 |
CN116046893B (zh) * | 2023-02-22 | 2023-08-04 | 华南理工大学 | 基于多模态识别-融合的超声导波信号增强方法及系统 |
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JP4145451B2 (ja) * | 1999-12-17 | 2008-09-03 | 古野電気株式会社 | ハイブリッド航法およびその装置 |
CN101561314B (zh) * | 2009-05-12 | 2010-12-29 | 中国人民解放军国防科学技术大学 | 随机共振-混沌微弱信号检测方法 |
CN102608553B (zh) * | 2012-03-16 | 2013-12-11 | 电子科技大学 | 一种基于自适应随机共振的微弱信号提取方法 |
CN103323538B (zh) * | 2013-05-23 | 2016-03-09 | 暨南大学 | 基于杜芬方程Lyapunov指数的超声导波检测方法 |
CN104122456A (zh) * | 2014-07-11 | 2014-10-29 | 四川大学 | 变步长单稳随机共振微弱信号检测方法 |
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Application publication date: 20171003 Assignee: Guangzhou Yueying Information Technology Co.,Ltd. Assignor: DONGGUAN University OF TECHNOLOGY Contract record no.: X2022440000293 Denomination of invention: Ultrasonic guided wave signal detection method based on bistable system Granted publication date: 20190628 License type: Common License Record date: 20221130 |
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