Condition investigations of concrete cylinders using electromagnetic waves at microwave frequencies

Ummu Sahin Sener, Sebahattin Eker

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Microwave radar non-destructive testing (NDT) technique is used to simulate and measure concrete cylinder containing rebar and void. The interaction of electromagnetic wave and concrete has been observed both by simulation and by measurement. A Finite-Difference Time-Domain (FDTD) method with Perfectly Matched Layer (PML) Absorbing Boundary Condition (ABC) is used to simulate electromagnetic wave propagation in concrete cylinder 2D simulation of a wave generated from a point source at microwave frequencies. Using both TE and TM waves for simulation, which wave is more advantageous is compared. A concrete specimen is prepared in accordance with the simulation setup and measured using a Vivaldi antenna array and vector network analyzer. The reflection and transmission coefficient obtained from the measurement and the reflection and transmission coefficient obtained from the simulation are compared.

Original languageEnglish
Title of host publication2021 International Applied Computational Electromagnetics Society Symposium, ACES 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781733509626
DOIs
Publication statusPublished - 1 Aug 2021
Event2021 International Applied Computational Electromagnetics Society Symposium, ACES 2021 - Virtual, Hamilton, Canada
Duration: 1 Aug 20215 Aug 2021

Publication series

Name2021 International Applied Computational Electromagnetics Society Symposium, ACES 2021

Conference

Conference2021 International Applied Computational Electromagnetics Society Symposium, ACES 2021
Country/TerritoryCanada
CityVirtual, Hamilton
Period1/08/215/08/21

Bibliographical note

Publisher Copyright:
© 2021 Applied Computational Electromagnetics Society.

Keywords

  • Concrete cylinder
  • FDTD
  • Microwave radar NDT
  • Rebar
  • S-parameters

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