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Progressive Damage and Failure Analysis of Bonded Composite Joints at High Energy Dynamic Impacts [PDF]
Both wing and fuselage structures utilize bonded composite joints for structural efficiency in modern commercial and military aircraft. To ensure compliance with certification requirements mechanical fasteners are typically used as a failsafe mechanism ...
Bhasin, Akhil +5 more
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Texture Evolution of AZ31 Magnesium Alloy Sheet at High Strain Rates [PDF]
, 2010 In the current contribution the mechanical behaviour at high strain rates of AZ31 magnesium alloy sheet is studied. Uniaxial deformation properties were studied by means of tensile split Hopkinson pressure bar (SHPB) at different temperatures.
Dudamell, N.V. +6 more
core +2 more sources
Journal of Materials Research and TechnologyThe Split-Hopkinson Pressure Bar (SHPB) apparatus is extensively used in rock mechanics to conduct dynamic research, with continuous advancements in the SHPB testing system leading to significant progress in understanding the dynamic properties of ...
Shizhuo Zou +5 more
doaj +1 more source
Dynamic tests on a cohesive and frictional material. Influence of high pressure and high strain rate on compaction and shear. [PDF]
, 2009 International audienceMany of aggregate composites are made of small size particles mixed with a highly compliant rubbery polymer. When the loading leads to high pressures, the behaviour gets closer to this of cohesive, frictional, and compactable ...
Bailly, Patrice +3 more
core +3 more sources
EPJ Web of Conferences, 2012 In this work, various tensile tests, including Brazilian disc test (BDT), flattened Brazilian disc (FBD) test and semi-circular bending (SCB) test, were carried out on a highly particle-filled composite by using a split Hopkinson pressure bar (SHPB ...
Huang F., Guo B., Chen P., Zhou Z.
doaj +1 more source
A Machine Learning-based Approach for Classifying Waveform Distortion Due to Misalignment in SHPB Experiments [PDF]
한국정밀공학회지The Split Hopkinson Pressure Bar (SHPB) experiment is commonly employed to assess the dynamic mechanical properties of materials under high strain-rate conditions (10²-10⁴ s-¹) through the propagation of elastic stress waves via pressure bars.
Hyo Sung Hwang, Jeong Kim
doaj +1 more source
, 2001 International audienceWhen using a classical SHPB (Split Hopkinson Pressure Bar) set-up, the useful measuring time is limited by the need of separating the waves propagating in opposite directions.
Bussac, Marie-Noëlle +3 more
core +4 more sources
Advances in Civil Engineering, 2018 To investigate the influence of nonparallel end-surface on stress uniformity during loading process in rock SHPB test, SHPB numerical simulations have been carried out by LS-DYNA when end-face nonparallelism is within 0.40% and Young’s modulus ranges ...
Pu Yuan, Qin-yong Ma, Dong-dong Ma
doaj +1 more source
A Methodology for Characterization of the Strain Rate-Dependent Behavior of PU Foam [PDF]
, 2014 Polymeric foams are known to be sensitive to strain rate under dynamic loads. Mechanical characterization of such materials would not thus be complete without capturing the effect of strain rate on their stress-strain behaviors.
Anindya Deb, . +3 more
core +1 more source
High Strain Rate Response of Adhesively Bonded Fiber-Reinforced Composite Joints A Computational Study to Guide Experimental Design [PDF]
Adhesively bonded carbon fiber-reinforced epoxy composite laminates are widely used in aerospace applications. During a high energy impact event, these laminates are often subjected to high strain rate loading.
Justusson, Brian +5 more
core +1 more source