Search Results - "Hua, Jiadong"

Broadband Sparse Decomposition of Lamb Wave Signals by Hua, Jiadong

“…Lamb wave is a promising tool for structural health monitoring and nondestructive testing. During propagation, dispersion and multi-mode characteristics…”
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Data Anomaly Detection for Bridge SHM Based on CNN Combined with Statistic Features by Zhang, Han, Lin, Jing, Hua, Jiadong, Gao, Fei, Tong, Tong

“…Structural health monitoring of long-span bridge has received increasing attention in recent years. In order to achieve accurate monitoring, the integrity of…”
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Excitation Waveform Design for Lamb Wave Pulse Compression by Lin, Jing, Hua, Jiadong, Zeng, Liang, Luo, Zhi

“…Most ultrasonic guided wave methods focus on tone burst excitation to reduce the effect of dispersion so as to facilitate signal interpretation. However, the…”
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Iterative Pulse-Echo Tomography for Ultrasonic Image Correction by Zengqiu, Yuchen, Wu, Wentao, Xiao, Ling, Zhou, Erlei, Cao, Zheng, Hua, Jiadong, Wang, Yue

“…Acoustic aberration, caused by the uneven distribution of tissue speed-of-sound (SoS), significantly reduces the quality of ultrasound imaging. An important…”
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Damage characterization using CNN and SAE of broadband Lamb waves by Gao, Fei, Hua, Jiadong

“…•Deep learning based on broadband Lamb waves is proposed for SHM and NDT.•Damage localization and quantification are achieved in proposed method.•High-accuracy…”
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Research on sparsity indexes for fault diagnosis of rotating machinery by Miao, Yonghao, Zhao, Ming, Hua, Jiadong

“…•Three performance attributes of sparsity indexes are originally proposed.•The different performances for the fault feature extraction are evaluated.•A…”
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Attention-based interpretable prototypical network towards small-sample damage identification using ultrasonic guided waves by Zhang, Han, Lin, Jing, Hua, Jiadong, Zhang, Tian, Tong, Tong

“…Data-driven deep learning approaches have been recently developed for guided wave-based structural health monitoring. However, the difficulty in collecting and…”
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Application of Lamb wave and its coda waves to disbond detection in an aeronautical honeycomb composite sandwich by Gao, Fei, Wang, Lifu, Hua, Jiadong, Lin, Jing, Mal, Ajit

“…•For Lamb wave with short wavelength, coda waves are produced due to multiple reflections in the core.•LLWs and coda waves exhibit a different sensitivity to…”
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Local wavenumber imaging with low-sampled wavefield for delamination characterization in composite plate by Hua, Jiadong, Gao, Fei, Li, Wenhao

“…In this paper, a phase unwrapping-based local wavenumber imaging method is proposed for delamination detection in the composite plate. Local wavenumber imaging…”
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Time-frequency damage index of Broadband Lamb wave for corrosion inspection by Hua, Jiadong, Cao, Xuwei, Yi, Yinggang, Lin, Jing

“…The method based on Lamb wave shows great potential for structural health monitoring (SHM) and nondestructive testing (NDT). Damage index (DI) is a series of…”
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A deep learning-based spatial gradient reconstruction method for efficient damage identification in composite with high-sparsity Lamb wavefield by Ji, Dingcheng, Lin, Jing, Gao, Fei, Hua, Jiadong, Li, Wenhao

“…The structural integrity and safety of carbon fiber reinforced plastics (CFRP) are vulnerable to delamination, which is often imperceptible to the naked eye…”
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Bolt looseness detection in lap joint based on phase change of Lamb waves by Tong, Tong, Hua, Jiadong, Du, Daiyao, Gao, Fei, Lin, Jing

“…Bolts are widely applied to lap joints in many industrial fields. Due to harsh environment and low quality of operation, bolt looseness may appear during…”
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Efficient Lamb-wave based damage imaging using multiple sparse Bayesian learning in composite laminates by Zhang, Han, Hua, Jiadong, Gao, Fei, Lin, Jing

“…Lamb wave techniques have been widely used for structural health monitoring (SHM) and nondestructive testing (NDT). To deal with dispersive and multimodal…”
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Identification of bolt state in lap joint based on propagation model and imaging methods of Lamb waves by Tong, Tong, Hua, Jiadong, Gao, Fei, Lin, Jing

“…Bolts are commonly applied to lap joints in various industrial fields. Harsh environment, low quality of operation, and other unfavorable conditions may result…”
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Modified minimum variance imaging of Lamb waves for damage localization in aluminum plates and composite laminates by Hua, Jiadong, Zhang, Han, Miao, Yonghao, Lin, Jing

“…Lamb wave minimum variance imaging is a promising method for visual damage identification and localization with a sparse transducer array. Imaging performance…”
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Dispersion compensation of Lamb waves based on a convolutional auto-encoder by Zhang, Han, Hua, Jiadong, Tong, Tong, Zhang, Tian, Lin, Jing

“…Lamb wave-based detection has become a promising technique for structural health monitoring in plate-like structures. However, the dispersion effect of Lamb…”
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Lamb wave-based damage assessment for composite laminates using a deep learning approach by Zhang, Han, Wang, Fan, Lin, Jing, Hua, Jiadong

“…•A convolutional sparse coding-based UNet (CSCUNet) is proposed to analyze the ultrasonic Lamb wave signal, which enables high-resolution imaging of damage in…”
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Disbond contours evaluation in aluminum/CFRP adhesive joint based on excitation recovery of Lamb waves by Tong, Tong, Hua, Jiadong, Lin, Jing, Zhang, Han

“…Adhesively bonded joints between metallic plates and composite laminates are frequently used in various fields including aviation, automobile industry, and…”
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Quantitative evaluation of crack based on the sparse decomposition of array Lamb wave propagation by Ji, Dingcheng, Gao, Fei, Hua, Jiadong, Lin, Jing

“…•Wave-propagation characteristics are depicted between Lamb waves and various orientation crack.•A propagation distance calculation method considering…”
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Energy focusing of broadband Lamb wave by designing excitation waveforms and elastic metamaterials by Du, Daiyao, Hua, Jiadong, Cui, Chun, Lin, Jing

“…•An energy focusing method of broadband Lamb wave by metamaterial is proposed.•All frequencies waves can reach the focus simultaneously by designing…”
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