Impedance based service life assessment of corroded structures with Cross correlation analysis

Electro mechanical impedance technique has garnered major significance in structural health monitoring field by integrating with information and sensing technology. Technical advancements automated smart devices improved the diagnostic evaluation of this method incorporating piezoelectric materials. The optimistic coupling property these materials enhanced life span members detecting damages at incipient stage. intervention transducers created potential applications for approach assessing performance high feasibility. present work aims estimating service simply supported beam using sensors Abaqus Simulia software. Corrosion is deployed a uniform rate reinforced concrete impressed current flow loss diameter rebar calculated Faraday’s electrochemical equation. With frequency domain based numerical analysis conducted on modeled beams exciting sensor an external harmonic force output electric responses different locations are captured. steady state dynamic cases compared quantified statistical damage algorithm MATLAB. resulted cross correlation indices analyzed to prevent further deterioration corroded setting limit value. proposed simulation technology capable residual structures analysis.