Enhanced real-time crack monitoring and updating in welded structural components with limited measurement data
Mechanical Systems and Signal Processing(2023)
Abstract
•We present a new meta model for the relationship between strain data and crack size.•A bootstrap particle filtering is deployed to update the crack forecast algorithm.•The experimental test validates the proposed forecast and updating algorithm.•The sensitivity analyses examine the effect of limited data on the crack forecast.
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Key words
Crack sizing, Neural network, Bootstrap particle filtering, Strain relaxation, Welded plate joints
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