Latam Workshop 2023

Probability of Detection: A Reliability Assessment Approach for Structural Health Monitoring Systems in Civil Engineering

  • Kanzler, Daniel (Applied Validation of NDT)
  • Rentala, Vamsi (Applied Validation of NDT)
  • Jaelani, Yogi (Helmut Schmidt University)
  • Keßler, Sylvia (Helmut Schmidt University)

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Transitioning from periodic maintenance to condition-based maintenance in safety-critical sectors hinges on the effective application of Structural Health Monitoring (SHM) methods. While SHM techniques have seen widespread implementation across various industrial domains, unlocking their full potential necessitates a deep comprehension of its reliability. In the realm of Non-Destructive Testing (NDT), the estimation of reliability often relies on Probability of Detection (POD) models. However, transferring these models from NDT to SHM proves challenging due to the myriad of variables and the inherent complexity of the structures involved. Consequently, adopting POD methods, as used in NDT techniques, fails to yield accurate reliability assessments for SHM systems. This study endeavors to fill this gap by developing POD models tailored for SHM, specifically focusing on their applicability in vibration-based monitoring for civil engineering bridges. This presentation serves as a comprehensive introduction to the field of reliability assessment within SHM, catering to both individuals interested in the subject and seasoned SHM experts.