CN114414659B - 基于频率融合的非线性超声导波无参损伤识别方法及系统 - Google Patents
基于频率融合的非线性超声导波无参损伤识别方法及系统 Download PDFInfo
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- G—PHYSICS
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- 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
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- 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
- G01N29/46—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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CN115791984A (zh) * | 2022-11-09 | 2023-03-14 | 山东大学 | 一种用于金属材料的疲劳损伤定位方法及系统 |
CN116343966B (zh) * | 2023-03-27 | 2023-11-17 | 山东大学 | 基于延迟因子的概率乘累加结构损伤成像定位方法及系统 |
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US9689760B2 (en) * | 2011-11-10 | 2017-06-27 | The Regents Of The University Of California | Stress detection in rail |
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CN108254438A (zh) * | 2017-12-19 | 2018-07-06 | 上海交通大学 | 基于兰姆波的不均匀截面结构损伤识别成像方法及系统 |
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CN112179990A (zh) * | 2020-09-15 | 2021-01-05 | 昆明理工大学 | 一种基于ToF损伤因子的碳纤维复合材料疲劳损伤概率成像方法 |
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Inventor after: Jia Lei Inventor after: Teng Feiyu Inventor after: Jiang Mingshun Inventor after: Zhang Faye Inventor after: Zhang Lei Inventor after: Sui Qingmei Inventor before: Jia Lei Inventor before: Teng Feiyu Inventor before: Jiang Mingshun Inventor before: Zhang Faye Inventor before: Zhang Lei Inventor before: Sui Qingmei |