Ultrasound frequency analysis for identification of aggregates and cement paste in concrete
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- 作者：Mario F. Cosmes-Ló ; pez mcosmesl1200@alumno.ipn.mx" class="auth_mail" title="E-mail the corresponding author ; Francisco Castellanos ; fcastellanos@ipn.mx" class="auth_mail" title="E-mail the corresponding author ; Prisciliano F. de J. Cano-Barrita pcano@ipn.mx" class="auth_mail" title="E-mail the corresponding author
- 关键词：Ultrasound ; Fourier analysis ; Frequency bands ; Cement paste ; Aggregates ; Hydration
- 刊名：Ultrasonics
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：73
- 期：Complete
- 页码：88-95
- 全文大小：1552 K
文摘
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Identification of cement paste and aggregates in concrete by ultrasound.
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Frequency bands selection was based on frequency domain analysis of ultrasound signals.
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The method assumes two distinct behaviors of aggregates and cement paste during hydration.
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Transversal and longitudinal wave transducers ranging from 50 to 500 kHz were used.