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Fracture Properties of Fiber Reinforced Concrete Subjected to Impulsive Loading

Published online by Cambridge University Press:  16 February 2011

Farhad Ansari
Affiliation:
New Jersey Institute of Technology, Civil & Environmental Engrg., 323 king Blvd., Newark, NJ 07102
Rajendra K. Navalurkar
Affiliation:
New Jersey Institute of Technology, Civil & Environmental Engrg., 323 king Blvd., Newark, NJ 07102
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Abstract

The need to accurately predict the response of structures under impact loadings has led to an interest in the mechanical properties of component materials at high rates of loading. The mechanism of cracking and its propagation play an important role in evaluation of the response of fiber reinforced concrete structures subjected to impulsive loading. In the present study, single–edge notched beams were tested under high velocity impact loads. A computer assisted instrumented Charpy test system was employed in performing the impact tests. Development and testing of a new fiber optic sensor, for the determination of internal Crack Opening Displacements (COD) in fiber reinforced concrete is described.

Type
Research Article
Copyright
Copyright © Materials Research Society 1991

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