...Proceedings of the ASME 2023 International Mechanical Engineering Congress and Exposition IMECE2023 October 29-November 2, 2023, New Orleans, Louisiana IMECE2023-116852 OPERATIONAL MODAL ANALYSIS AND BASELINE-FREE DAMAGE DETECTION OF A BEAM UNDER RANDOM EXCITATION VIA A NOVEL DEMODULATION METHOD...

... for the development of ultrasonic phased array technique for non-destructive evaluation (NDE) of bulky materials. This paper ends with a summary, concluding remarks, and suggestions for future work. nondestructive evaluation damage detection ultrasound phased array reverse time migration Proceedings...

... evaluation damage detection Proceedings of the ASME 2022 International Mechanical Engineering Congress and Exposition IMECE2022 October 30-November 3, 2022, Columbus, Ohio IMECE2022-95007 VIBRATION-BASED NONDESTRUCTIVE EVALUATION OF BIO-PRINTED CONSTRUCTS USING PHASE-BASED MOTION ESTIMATION Rayanne...

... Abstract This paper presents a vibration data-driven study for damage detection in a physical cylindrical shell made of carbon fiber reinforced polymeric plies. The manufacturing method followed for the synthesis of this structure introduces numerous fault sites as potential initiators...

...Proceedings of the ASME 2021 International Mechanical Engineering Congress and Exposition IMECE2021 November 1-5, 2021, Virtual, Online IMECE2021-70986 AN ULTRA-COMPLIANT AND FLEXIBLE STRUCTURAL SENSING NEURAL SYSTEM FOR DAMAGE DETECTION IN WIND TURBINE BLADES Junzhen Wang UM-SJTU Joint Institute...

.... Wavelet entropy time series was able to identify patterns in the complexity of signals making the method suitable for other signal processing applications, outside the scope of non-destructive testing. non-destructive testing damage detection wavelet entropy time series transient signal...

... with a relatively high probability. Evaluation of the results demonstrates that the probabilistic optimization approach provides significant advantages over conventional deterministic methods for damage detection in structural health monitoring. damage detection optimization algorithm probabilistic...

... Abstract This study presents the modeling and experimental investigation of damage detection and evaluation methods based on the linear and nonlinear features of ultrasonic guided waves while they interact with possible structural damage sites. Such wave damage interaction features...

... damage detection nonlinear ultrasonics structural health monitoring NUMERICAL INVESTIGATION OF NONLINEAR LAMB WAVE TIME REVERSING FOR FATIGUE CRACK DETECTION Junzhen Wang, Yanfeng Shen1 University of Michigan-Shanghai Jiao Tong University Joint Institute, Shanghai Jiao Tong University Shanghai...

..., and suggestions for future work. delamination composite scanning laser doppler vibrometry damage detection structural health monitoring nondestructive evaluation nonlinear ultrasonics DELAMINATION DETECTION IN COMPOSITE PLATES USING LINEAR AND NONLINEAR ULTRASONIC GUIDED WAVES Yanfeng Shen1...

... for detecting simple and distinct defects. Implementation complexity increases when detecting multiple or more variable, less-easily quantifiable defects. In its general form, the method shows promise for damage detection when a specific type of consistent defect is known to occur or for applications...

... the effect of side robes so that EUSR produces better images. The improvement of EUSR detectability is concluded through the comparison to the previous results, followed by the experiments to verify the multi-damage detection of EUSR. Finally, we present the results of how EUSR can distinguish different...

... convergence to the different solutions is observed depending on the initial estimate used. Keywords: Uniqueness, System Identification, Damage Detection INTRODUCTION The structural engineering community has made significant efforts in the development of dam- age detection techniques that allow to monitor...