Structural Analysis Lab.STRANA · Dong-A University

Structural Analysis Lab., Dong-A University

Reading the state of structures through wave and vibration mechanics, sensing, and AI

We study wave scattering in cracked beams, PZT-based structural health monitoring, physics-informed machine learning, and measurement-driven calibration of prestressed concrete structures.

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Research Topics

Modal and wave behaviors of a Timoshenko beam with an edge crack

Closed-form wave scattering and vibration of edge-cracked Timoshenko beams.

Physics-informed machine learning for engineering structures

Embedding mechanics in learning to assess cracks and predict behavior from sparse data.

Prestressed concrete (PSC) structures: time-dependent behavior and measurement-driven calibration

Estimating prestress, friction and camber of PSC members from field measurements.

Guided wave propagation using surface-bonded piezoelectric wafers

Guided-wave sensing and damage diagnosis with surface-bonded PZT wafers.

Statistical damage diagnosis for structural health monitoring

Extreme-value statistics and outlier analysis for damage decisions.

Inverse problems and system identification

Regularized inverse analysis and system identification from measurements.

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We are looking for graduate students and undergraduate researchers

Combine mechanics, experiments and AI in one research program. M.S., Ph.D. and integrated M.S.–Ph.D. positions are available.

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