Wall-climbing robot for non-destructive evaluation using impact-echo and metric learning SVM
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Intelligent Robotics and Applications"
DOI: 10.1007/s41315-017-0028-4
Abstract: The impact-echo (IE) acoustic inspection method is a non-destructive evaluation technique, which has been widely applied to detect the defects, structural deterioration level, and thickness of plate-like concrete structures. This paper presents a novel climbing… read more here.
Keywords: metric learning; climbing robot; non destructive; robot ... See more keywords
Evaluation of bridge decks with overlays using impact echo, a deep learning approach
Sign Up to like & getrecommendations! Published in 2020 at "Automation in Construction"
DOI: 10.1016/j.autcon.2020.103133
Abstract: Abstract In this paper, the feasibility of using deep learning models (DLMs) for evaluation of bridges with overlay systems is investigated. Several laboratory-made concrete specimens with artificial subsurface defects and overlay systems (bonded and debonded)… read more here.
Keywords: using impact; deep learning; evaluation; impact echo ... See more keywords
Recognition of rebars and cracks based on impact-echo phase analysis
Sign Up to like & getrecommendations! Published in 2017 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2017.02.102
Abstract: Abstract The impact-echo test is often used to detect defects or inclusions in concrete structures. Applying Fourier transform to the surface response of the target structure due to an impact, the depth of the interface… read more here.
Keywords: impact; echo frequency; phase spectrum; impact echo ... See more keywords
Air-coupled impact-echo damage detection in reinforced concrete using wavelet transforms
Sign Up to like & getrecommendations! Published in 2017 at "Smart Materials and Structures"
DOI: 10.1088/1361-665x/26/2/025018
Abstract: Internal damage detection of reinforced concrete (RC) structures is a challenging field that has garnered increasing attention over the past decades due to a decline in the state of infrastructure in North America. As a… read more here.
Keywords: wavelet; damage detection; wavelet transforms; impact echo ... See more keywords
Application of Tooth Gear Impact-Echo System for Repeated and Rapid Data Acquisition
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DOI: 10.3390/app10144784
Abstract: Developments in air-coupled testing hardware in impact-echo (IE) tests have enabled new levels of scanning tests for concrete bridge decks. A tooth gear IE system has been developed using tooth gears as impactors and microelectromechanical… read more here.
Keywords: tooth gear; system; frequency; application tooth ... See more keywords
Study on Impact–Echo Response of Concrete Column near the Edge
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DOI: 10.3390/app13095590
Abstract: The impact–echo method is a superior method for detecting the health of concrete structures, but it has the disadvantage of significant errors when identifying structural boundaries. In order to overcome this limitation, this paper proposes… read more here.
Keywords: impact echo; near edge; echo method; method ... See more keywords
Concrete Object Anomaly Detection Using a Nondestructive Automatic Oscillating Impact-Echo Device
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DOI: 10.3390/app9050904
Abstract: The goal of this study was to develop an impact-echo device that can conduct automatic oscillation tests, process signals rapidly, and apply it to concrete object anomaly analysis. The system presented in this study comprises… read more here.
Keywords: concrete object; impact echo; echo device; device ... See more keywords