Extended efficient convolutional neural network for concrete crack detection with illustrated merits

R Fu, M Cao, D Novák, X Qian, NF Alkayem - Automation in Construction, 2023 - Elsevier
An efficient convolutional neural network (CNN), called EfficientNetV2, was recently
developed. The early blocks of EfficientNetV2 have structural characteristics that lead to …

Identification of modal parameters of a model turbine blade with a curved surface under random excitation with a three-dimensional continuously scanning laser …

K Yuan, WD Zhu - Measurement, 2023 - Elsevier
Modal parameters of a model turbine blade with a curved surface excited by white noise are
identified by a novel general-purpose 3D continuously scanning laser Doppler vibrometer …

A novel general-purpose three-dimensional continuously scanning laser Doppler vibrometer system for full-field vibration measurement of a structure with a curved …

K Yuan, WD Zhu - Journal of Sound and Vibration, 2022 - Elsevier
Abstract Three-dimensional (3D) full-field vibration measurement is significant to structures,
especially those with curved surfaces. A triaxial accelerometer and a commercial non …

Estimation of modal parameters of a beam under random excitation using a novel 3D continuously scanning laser Doppler vibrometer system and an extended …

K Yuan, WD Zhu - Mechanical Systems and Signal Processing, 2021 - Elsevier
A novel three-dimensional (3D) continuously scanning laser Doppler vibrometer (CSLDV)
system that contains three CSLDVs and an external controller is developed to measure 3D …

Damage identification of beams using a continuously scanning laser Doppler vibrometer system

DM Chen, YF Xu, WD Zhu - … of Vibration and …, 2016 - asmedigitalcollection.asme.org
A continuously scanning laser Doppler vibrometer (CSLDV) system is capable of rapidly
obtaining spatially dense operating deflection shapes (ODSs) by continuously sweeping a …

In-plane operating deflection shape measurement of an aluminum plate using a three-dimensional continuously scanning laser Doppler vibrometer system

K Yuan, WD Zhu - Experimental Mechanics, 2022 - Springer
Background In-plane vibration is significant to a structure and has been accurately solved by
many numerical methods; however, there are still not enough studies on its experimental …

A baseline-free structural damage indicator based on node displacement of structural mode shapes

T Huang, M Chaves-Vargas, J Yang… - Journal of sound and …, 2018 - Elsevier
Abstract Most widely studied Structural Health Monitoring methods need baseline data from
the undamaged state and a high number of sensors attached to the structure, which makes …

Nonlinear pseudo-force in “breathing” delamination to generate harmonics: a mechanism and application study

M Cao, Z Su, T Deng, W Xu - International Journal of Mechanical Sciences, 2021 - Elsevier
Subject to coupled vibro-acoustic excitation, the opening–closing motion of a “breathing”
delamination in a composite laminate can create nonlinear harmonics, ie, higher and …

Characterizing the influence of impeller exit recirculation on centrifugal compressor work input

C Stuart, S Spence, D Filsinger… - Journal of …, 2018 - asmedigitalcollection.asme.org
Impeller recirculation is a loss which has long been considered in one-dimensional (1D)
modeling; however, the full extent of its impact on stage performance has not been …

Non-model-based identification of delamination in laminated composite plates using a continuously scanning laser Doppler vibrometer system

DM Chen, YF Xu, WD Zhu - … of Vibration and …, 2018 - asmedigitalcollection.asme.org
Delamination frequently occurs in a laminated composite structure and can cause prominent
local anomalies in curvature vibration shapes associated with vibration shapes of the …