High strain rate behaviour of fiber reinforced concrete

Autor: Popovič Miloslav, Buchar Jaroslav, Drdlová Martina
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: EPJ Web of Conferences, Vol 183, p 02012 (2018)
Druh dokumentu: article
ISSN: 2100-014X
DOI: 10.1051/epjconf/201818302012
Popis: The results of dynamic compression and tensile-splitting tests of concrete reinforced by randomly distributed short non – metallic fibres are presented. A Split Hopkinson Pressure Bar combined with a high-speed photographic system, was used to conduct dynamic Brazilian tests. Quasi static test show that the reinforcement of concrete by the non-metallic fibres leads to the improvement of mechanical properties at quasi static loading. This phenomenon was not observed at the high strain rate loading .Some explanation of this result is briefly outlined.
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