Search Results - jingjing+(jack)+bao

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Identify Structural Defect Geometric Features from Acoustic Emission Waveforms

Reference #: 01199The University of South Carolina is offering licensing opportunities for a technology that identifies structural defect geometric features from acoustic emission waveforms.Background:Acoustic emissions (AE) waves are generated by a sudden redistribution of stress in a material or structure. AE techniques have many industrial applications,...

Published: 10/15/2020 | Inventor(s): Victor Giurgiutiu, Jingjing (jack) Bao, Banibrata Poddar

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Category(s): Engineering and Physical Sciences

Embedded-Ultrasonic Structural Radar (EUSR) with Piezoelectric Wafer Active Sensors (PWAS) for Wide-Area Nondestructive Evaluation of Thin-Wall Structures

Reference# 00327 Invention Description: The subject invention is a method and device for performing ultrasonic damage detection in a thin-wall structure using an array of embedded Piezoelectric Wafer Active Sensors (PWAS). Background: It has been recognized that there is a need to monitor the structural health of various types of equipment (i.e. vehicles,...

Published: 9/1/2022 | Inventor(s): Victor Giurgiutiu, Jingjing (jack) Bao

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Category(s): Engineering and Physical Sciences

Method and Sensor for the Detection of Active Carbon Filters Degradation with EMIS-ECIS PWAS

Reference #: 00872Background:Combined use of electromechanical impedance spectroscopy (EMIS) and electrochemical impedance spectroscopy (ECIS) with piezoelectric wafer active sensors (PWAS) for degradation detection in active carbon filters offers a revolutionary new approach to detect electrical and mechanical changes in active carbon filters. PWAS...

Published: 9/2/2022 | Inventor(s): Victor Giurgiutiu, Jingjing (jack) Bao, Glenn Rubel, Gregory Peterson

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Category(s): Engineering and Physical Sciences