声发射
材料科学
复合材料
钢筋
弯曲
断裂(地质)
三点弯曲试验
结构工程
表征(材料科学)
工程类
纳米技术
作者
D.V. Soulioti,N.‐M. Barkoula,Alkiviadis S. Paipetis,Theodore E. Matikas,Tomoki Shiotani,D. G. Aggelis
标识
DOI:10.1016/j.conbuildmat.2009.06.042
摘要
The present paper describes the acoustic emission (AE) behavior of concrete under four-point bending. Steel fibres of varying content were used as reinforcement in concrete slabs and their influence on the fracture process and the acoustic activity was investigated. The total acoustic emission (AE) activity was found to be directly proportional to the fibre content. Analysis revealed that particular AE parameters change monotonically with the progress of damage and can be used for the characterization of the failure process.
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