成果/Result
- An optimized total focusing method based on delay-multiply-and-sum for nondestructive testing被引量：42收藏
- 作者：Teng, Da Liu, Lishuai Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：ULTRASONICS 2023
- 关键词：Phased array Synthetic focusing Delay-multiply-and-sum Total focusing method
- Deep learning enables nonlinear Lamb waves for precise location of fatigue crack被引量：30收藏
- 作者：Xu, Haiming Liu, Lishuai Xu, Jichao Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol;East China Univ Sci & Technol;East China Univ Sci & Technol
- 来源：STRUCTURAL HEALTH MONITORING-AN INTERNATIONAL JOURNAL 2024
- 关键词：Fatigue crack localization nonlinear Lamb waves relative value label Attention layer convolutional neural network
- Nonlinear ultrasonic detection of closed cracks in metal plates with phase-velocity mismatching被引量：28收藏
- 作者：Sun, Di Zhu, Wujun Qiu, Xunlin Liu, Lishuai Xiang, Yanxun Xuan, Fu -Zhen
- 机构：East China Univ Sci & Technol
- 来源：NDT & E INTERNATIONAL 2023
- 关键词：Ultrasonic nonlinearity Lamb waves Phase-velocity mismatching Closed crack
- Concentric diversity entropy: A high flexible feature extraction tool for identifying fault types with different structures被引量：24收藏
- 作者：Wang, Xianzhi Liu, Lishuai
- 机构：Xian Univ Posts & Telecommun;Northwestern Polytech Univ;East China Univ Sci & Technol
- 来源：MECHANICAL SYSTEMS AND SIGNAL PROCESSING 2022
- 关键词：Fault diagnosis Rotating machinery Feature extraction Concentric diversity entropy Complexity
- Transient thermal pattern separation and detection of conductive defects in composite insulators using eddy current pulsed thermography被引量：24收藏
- 作者：Tu, Yanxin Mei, Hongwei Liu, Lishuai Shen, Zekai Guo, Chenjun Wang, Liming
- 机构：Tsinghua Univ;East China Univ Sci & Technol;Elect Power Res Inst Yunnan Power Grid Co Ltd
- 来源：NDT & E INTERNATIONAL 2022
- 关键词：Composite insulator Conductive defects Eddy current pulsed thermography Transient thermal patterns
- A Semisupervised Learning Framework for Recognition and Classification of Defects in Transient Thermography Detection被引量：22收藏
- 作者：Liu, Lishuai Guo, Chenjun Xiang, Yanxun Tu, Yanxin Wang, Liming Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol;Yunnan Power Grid Co Ltd;Tsinghua Univ
- 来源：IEEE TRANSACTIONS ON INDUSTRIAL INFORMATICS 2022
- 关键词：Transient analysis Testing Substrates Thermal conductivity Support vector machines Reflection coefficient Feature extraction Defect type classification multiclass Laplacian support vector machine (MCLSVM) semisupervised learning (SSL) transient thermography
- Wavefield imaging of nonlinear ultrasonic Lamb waves for visualizing fatigue micro-cracks被引量：21收藏
- 作者：Xu, Haiming Liu, Lishuai Li, Xuan Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：ULTRASONICS 2024
- 关键词：Closed fatigue crack Nonlinear Lamb waves Laser interferometer Wavefield data
- Nonlinear Lamb wave phased array for revealing micro-damage based on the second harmonic reconstruction被引量：19收藏
- 作者：Xu, Haiming Liu, Lishuai Li, Xuan Peng, Siyuan Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：MECHANICAL SYSTEMS AND SIGNAL PROCESSING 2024
- 关键词：Nonlinear phased array imaging Lamb waves Closed fatigue crack Second harmonic Sparse representation
- Comparative analysis of single- and multiple-frequency thermal wave radar imaging inspection of glass fiber reinforced polymer (GFRP)被引量：15收藏
- 作者：Liu, Lishuai Mandelis, Andreas Melnikov, Alexander Wang, Liming
- 机构：East China Univ Sci & Technol;Univ Toronto;Inst Adv Nondestruct & Noninvas Diagnost Technol;Tsinghua Univ
- 来源：INTERNATIONAL JOURNAL OF EXTREME MANUFACTURING 2022
- 关键词：GFRP thermal wave radar testing parameters nondestructive testing
- Data-driven time-frequency analysis of nonlinear Lamb waves for characterization of grain size distribution被引量：15收藏
- 作者：Wu, Peng Liu, Lishuai Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：APPLIED ACOUSTICS 2023
- 关键词：Nonlinear ultrasonic technique Grain size distribution CNN Time-frequency analysis
- Autonomous characterization of grain size distribution using nonlinear Lamb waves based on deep learning被引量：13收藏
- 作者：Liu, Lishuai Wu, Peng Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA 2022
- 关键词：Deep learning - Inverse problems - Microstructural evolution - Ultrasonic testing - Ultrasonic waves - Wavelet decomposition
- Lamb wave phased array imaging based on phase-amplitude compounding algorithm被引量：12收藏
- 作者：Li, Xuan Liu, Lishuai Xu, Haiming Hu, Zheng Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：MECHANICAL SYSTEMS AND SIGNAL PROCESSING 2023
- 关键词：Lamb wave phased array Dispersion compensation Total focusing method Phase coherence factor Multiple defects imaging
- Photothermal Radar Shearography: A Novel Transient-Based Speckle Pattern Interferometry for Depth-Tomographic Inspection被引量：9收藏
- 作者：Liu, Lishuai Guo, Chenjun Xiang, Yanxun Tu, Yanxin Wang, Liming Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol;Yunnan Power Grid Co Ltd;Tsinghua Univ;Tsinghua Univ
- 来源：IEEE TRANSACTIONS ON INDUSTRIAL INFORMATICS 2022
- 关键词：Optical interferometry Strain Speckle Adaptive optics Optical surface waves Optical sensors Transient analysis Depth-tomographic inspection dynamic surface deformation photothermal radar shearography (PTRS) three-dimensional (3-D) visualization transient-based interferometry
- Deep learning-based solvability of underdetermined inverse problems in nonlinear ultrasonic characterization of micro damages被引量：9收藏
- 作者：Liu, Lishuai Sun, Di Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：JOURNAL OF APPLIED PHYSICS 2022
- 关键词：Damage detection - Deep learning - Differential equations - Discrete wavelet transforms - Inverse problems - Surface waves - Ultrasonic testing - Ultrasonic waves
- Discretized tensor-based model of total focusing method: A sparse regularization approach for enhanced ultrasonic phased array imaging被引量：8收藏
- 作者：Zhao, Zhiyuan Liu, Lishuai Liu, Wen Teng, Da Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：NDT & E INTERNATIONAL 2024
- 关键词：TFM FMC Discretized tensor-based model Sparse regularization ReLU-FISTA
- Health Monitoring of RTV Silicone Rubber Coating on Insulators Based on Multimode Features of Active Infrared Thermography被引量：8收藏
- 作者：Liu, Lishuai Guo, Chenjun Xiang, Yanxun Tu, Yanxin Mei, Hongwei Wang, Liming Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol;Yunnan Power Grid Co Ltd;Tsinghua Univ
- 来源：IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 2022
- 关键词：Coatings Photothermal effects Surface treatment Thickness measurement Inspection Frequency-domain analysis Transient analysis Active infrared thermography (AIT) electrical insulator frequency aliasing multimode features room-temperature vulcanized (RTV) coating thickness measurement
- A data augmentation approach for improving data-driven nonlinear ultrasonic characterization based on generative adversarial U-net被引量：8收藏
- 作者：Wu, Peng Liu, Lishuai Song, Ailing Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：APPLIED ACOUSTICS 2024
- 关键词：Nonlinear ultrasonic technology Deep learning Generative Adversarial Network
- Baseline-free damage localization in multilayer metallic spherical shell structures using guided wave tomography被引量：8收藏
- 作者：Liu, Wen Liu, Lishuai Wan, Qiang Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol;China Acad Engn Phys
- 来源：NDT & E INTERNATIONAL 2024
- 关键词：RAPID Multi-layer spherical shell structure Virtual time reversal Damage location Damage index
- Review of Non-Destructive Testing Methods for Defects in Insulating Polymers被引量：7收藏
- 作者：Wang, Liming Tu, Yanxin Cao, Bin Liu, Yuhao Mei, Hongwei Liu, Lishuai Yin, Fanghui
- 机构：Tsinghua Univ;Fuzhou Univ;East China Univ Sci & Technol
- 来源：CSEE JOURNAL OF POWER AND ENERGY SYSTEMS 2025
- 关键词：Defect generation electrical testing insulating polymers insulating polymers non-electrical testing non-electrical testing nondestructive testing nondestructive testing nondestructive testing
- A multiscale residual U-net architecture for super-resolution ultrasonic phased array imaging from full matrix capture data被引量：6收藏
- 作者：Liu, Lishuai Liu, Wen Teng, Da Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA 2023
- 关键词：Deep learning - Matrix algebra - Ultrasonic imaging - Ultrasonic testing
- Nondestructive Evaluation of Composite Bonding Structure Used in Electrical Insulation Based on Active Infrared Thermography被引量：5收藏
- 作者：Guo, Chenjun Liu, Lishuai Mei, Hongwei Tu, Yanxin Wang, Liming
- 机构：China Southern Power Grid Co;Tsinghua Univ;East China Univ Sci & Technol
- 来源：POLYMERS 2022
- 关键词：active infrared thermography live detection electrical equipment composite insulation silicone rubber fiber reinforced plastic differential thermal image frame difference thermal image
- Distance Effect in Transient Thermography for Internal Defects Detection in Composites被引量：5收藏
- 作者：Tu, Yanxin Mei, Hongwei Liu, Lishuai Sun, Rui Guo, Chenjun Shen, Zekai Wang, Liming
- 机构：Tsinghua Univ;East China Univ Sci & Technol;China Southern Power Grid Co
- 来源：IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 2022
- 关键词：Transient analysis Temperature measurement Cameras Heating systems Safety Inspection Feature extraction Composites detection effect transient thermography various distance
- Optimal configuration strategies for multiple active infrared thermography in defect detection of silicone rubber-epoxy bonded composite materials被引量：5收藏
- 作者：Tu, Yanxin Cao, Bin Jiang, Zhuojun Liu, Lishuai Mei, Hongwei Wang, Liming
- 机构：Tsinghua Univ;East China Univ Sci & Technol
- 来源：MEASUREMENT 2025
- 关键词：Multiple active infrared thermography Feature excitation Composite materials Frequency modulation Thermal wave frequency
- Hierarchical Energy Distribution-Based Lamb Wave Tomography for Damage Localization in Multilayer Heterogeneous Metallic Bonded Structures被引量：5收藏
- 作者：Liu, Wen Liu, Lishuai Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol;Shanghai Inst Aircraft Mech & Control
- 来源：IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 2024
- 关键词：Aluminum Nonhomogeneous media Acoustics Copper Accuracy Wave energy conversion Inspection Indexes Surface waves Location awareness Damage index (DI) damage location energy distribution frequency band multilayer heterogeneous metallic-bonded structures reconstruction algorithm for probabilistic inspection of defects (RAPID)
- Lamb Wave Visualization of Microcrack Growth Based on Acoustic Nonlinearity Aware-Dictionary and Gradient Projection Sparse Representation被引量：4收藏
- 作者：Xu, Haiming Liu, Lishuai Zhou, Jiachen Peng, Siyuan Li, Xuan Hu, Zheng Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol
- 来源：IEEE TRANSACTIONS ON INDUSTRIAL INFORMATICS 2025
- 关键词：Fatigue Dictionaries Harmonic analysis Feature extraction Acoustics Lead zirconate titanate Imaging Visualization Phased arrays Dispersion Lamb wave phased array microcrack growth nonlinear ultrasonic sparse representation structural health monitoring (SHM)
- Adaptive Spatial Wavenumber Estimation: A Computationally Efficient Laser Scanning Ultrasonic Guided Wavefield Imaging for Depth-Resolved Inspection被引量：2收藏
- 作者：Li, Xuan Liu, Lishuai Zhang, Yuncheng Lu, Jiang Xiang, Yanxun
- 机构：East China Univ Sci & Technol
- 来源：IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 2025
- 关键词：Imaging Three-dimensional displays Estimation Accuracy Inspection Fast Fourier transforms Vibrometers Measurement by laser beam Filter banks Dispersion Adaptive spatial wavenumber estimation (ASWE) depth-resolved inspection laser scanning full wavefield ultrasonic guided wavefield imaging (UGWI) wavenumber spectrum analysis
- Nonlinear ultrasonic Lamb wave phased array imaging based on hybrid array and time-reversal of harmonic被引量：2收藏
- 作者：Li, Xuan Liu, Lishuai Xu, Haiming Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol;Shanghai Inst Aircraft Mech & Control
- 来源：STRUCTURAL HEALTH MONITORING-AN INTERNATIONAL JOURNAL 2025
- 关键词：Nonlinear Lamb wave phased array contact acoustic nonlinearity time-reversal fatigue crack imaging
- Infrared-Induced Laser Shearography: Enhanced Multimodal Features Recognition for Interfacial Defects in SIR/GFRP Composite Structures被引量：2收藏
- 作者：Tu, Yanxin Liu, Lishuai Cao, Bin Mei, Hongwei Wang, Liming
- 机构：Tsinghua Univ;East China Univ Sci & Technol
- 来源：IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 2024
- 关键词：Deformation Speckle Optical interferometry Surface morphology Mathematical models Feature extraction Optical surface waves Dynamic deformation feature extraction infrared-induced laser shearography (IILS) non-destructive testing (NDT) tensor decomposition
- An online data-driven method for predicting crack propagation and remaining fatigue life via combining linear and nonlinear ultrasonic被引量：2收藏
- 作者：Zhou, Jiachen Liu, Lishuai Xu, Haiming Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol;Shanghai Inst Aircraft Mech & Control
- 来源：ULTRASONICS 2025
- 关键词：Ultrasonic features Fatigue crack Remaining useful life Long short-term memory (LSTM)
- A Simple Coil Design Scheme of Narrow-Magnet EMAT for Correction of Waveform Distortion被引量：2收藏
- 作者：Lin, Junjie Hu, Zheng Guo, Xinfeng Liu, Lishuai Wan, Qiang Xiang, Yanxun Xuan, Fu-Zhen
- 机构：East China Univ Sci & Technol;China Special Equipment Inspect & Res Inst;Tsinghua Univ;China Acad Engn Phys
- 来源：IEEE SENSORS JOURNAL 2024
- 关键词：Electromagnetic acoustic transducer (EMAT) narrow magnet Rayleigh waves waveform distortion
