Development of an acquisition system for high deformation barriers using low-cost IMU sensors and Image Analysis

Marco Previtali (Lead / Corresponding author), Matteo Ciantia, Riccardo Castellanza, Giovanni Crosta

Research output: Chapter in Book/Report/Conference proceedingConference contribution

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Abstract

Meso and full-scale impact tests have historically been used to assess the capacity of high-deformation barriers used against natural hazards and to validate numerical models. However, the data acquired from such experiments is typically limited to peak barrier elongation and occasionally force-time-displacement curves acting on specific structural elements. In rare occasions, complex and expensive procedures such as 4D photogrammetry are employed. Herein, a procedure is developed to obtain a barrier deformation data in three dimensions using low-cost MEMS sensors and consumer-grade cameras. The procedure is validated against LIDAR data for both quasi-static and dynamic conditions.
Original languageEnglish
Title of host publicationGeo-Resilience 2023
Subtitle of host publicationProceedings of the Geo-Resilience 2023 Conference
EditorsD. G. Toll, M. G. Winter
Place of PublicationLondon
PublisherBritish Geotechnical Association
Chapter7.7
Number of pages9
DOIs
Publication statusPublished - Mar 2023
EventGeo-Resilience 2023 - Centre for Student Life, Cardiff University, Cardiff , United Kingdom
Duration: 28 Mar 202329 Mar 2023
Conference number: 3
https://georesilience2023.org/

Conference

ConferenceGeo-Resilience 2023
Country/TerritoryUnited Kingdom
CityCardiff
Period28/03/2329/03/23
Internet address

Keywords

  • Natural hazard
  • Physical model
  • Low-cost sensor
  • Model validation

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