Research on rock crack classification based on acoustic emission waveform feature extraction technology

• Published in: Lithosphere Vol. 2022; no. Special 11
• Main Authors: Ding Ziwei, Ding Ziwei, Li Xiaofei, Li Xiaofei, Tang Qingbao, Tang Qingbao, Jia Jindui, Jia Jindui, Gao Chengdeng, Gao Chengdeng, Wang Shaoyi, Wang Shaoyi
• Format: Journal Article
• Language: English
• Published: GeoScienceWorld 2022
• Subjects: acoustical emissions; Asia; cement; China; classification; clastic rocks; cracks; data processing; Engineering geology; failures; Far East; geologic hazards; Mel cepstrum coefficients; natural hazards; porosity; rock bursts; rock mechanics; sandstone; sedimentary rocks; Shaanxi China; tensile strength; waveforms; Xianyang China

Rock fracture mode has practical significance for the prediction and prevention of engineering disasters, and the inversion of fracture mode by the waveform signal not only reduces the experimental error of the mechanical strength measurement but also simplifies the type and quantity of disaster pre...