SES_2008_presentation-Pour-Ghaz et al. 2008.pdf - Central Concrete

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Using Acoustic EmissionTo Assess Damage at Macroscale• Strain Measurementon Steel• Acoustic EmissionEnergyHossain and Weiss 2003Society of Engineering Science Oct 12-15, 2008, Slides Developed by Jason Weiss Slide 8 of 29
Stress (MPa)Cumulative AcousticEnergy ( VS)Stages of Crack Propagation3.214Residual Stress122.8StableMicrocrackingDamageLocalization102.482.0Acoustic EnergyPropagationOf Crack7 8 9 10Time (Days)Society of Engineering Science Oct 12-15, 2008, Slides Developed by Jason Weiss Slide 9 of 2964Hossain et al., TRB, 2003
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