期刊
STRUCTURE AND INFRASTRUCTURE ENGINEERING
卷 10, 期 12, 页码 1547-1554出版社
TAYLOR & FRANCIS LTD
DOI: 10.1080/15732479.2013.835326
关键词
non-destructive tests; mapping; monitoring; assessment; concrete; damage; durability
To predict the degradation of concrete structures is extremely challenging. The typical approach combines periodic visual inspections with required non-destructive tests. However, this methodology only discretely evaluates few areas of the structure, being also time consuming and subject to human error. Therefore, a new method designated 'automatic concrete health monitoring' is herein presented which aims at automatically characterising and monitoring the state of conservation of concrete surfaces by combining photogrammetry, image processing and multi-spectral analysis. The method was designed to (i) characterise crack pattern, displacement and strain fields; (ii) map damages and (iii) assess and define restoration tasks.
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