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Effect of relative density and velocity towards dynamic response of metal foam
Mohd Azman, Y1, Juri, S2, Hazran, H3, NorHafiez, M.N4, Dong, R5.
Dynamic response of ALPORAS aluminium foam has been investigated experimentally and
numerically. The dynamic response is quantified by the force produced as the foam
deforms as a function of time. Quasi-static tests are conducted to determine the quasistatic
properties of the foam. In the impact test, the aluminium foams are fired towards a
rigid load-cell and the force signals developed are recorded. Experimental dynamic stress
is also compared with theoretical prediction using existing theory. Finite element model is
constructed using LS-DYNA to simulate the impact test. Results from the experiment, finite
element analysis and theoretical prediction are in acceptable agreement. Finally,
parametric studies have been conducted using the verified model to investigate the
effect of impact velocity and relative density towards the dynamic response of the foam
projectile. It is found that the dynamic response of the foam is more sensitive towards
impact velocity as compare with the foam relative density.
Affiliation:
- Universiti Teknologi MARA, Malaysia
- Universiti Teknologi MARA, Malaysia
- Universiti Teknologi MARA, Malaysia
- Universiti Teknologi MARA, Malaysia
- University of Technology Hawthorn, Australia
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Indexation |
Indexed by |
MyJurnal (2021) |
H-Index
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6 |
Immediacy Index
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0.000 |
Rank |
0 |
Indexed by |
Scopus 2020 |
Impact Factor
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CiteScore (1.4) |
Rank |
Q3 (Engineering (all)) |
Additional Information |
SJR (0.191) |
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