Approximate elastic-plastic analysis of the static and impact behaviour of polymer composite sandwich beams

Composites ◽  
1995 ◽  
Vol 26 (12) ◽  
pp. 803-814 ◽  
Author(s):  
R.A.W. Mines ◽  
Norman Jones
Composites ◽  
1994 ◽  
Vol 25 (2) ◽  
pp. 95-110 ◽  
Author(s):  
R.A.W. Mines ◽  
C.M. Worrall ◽  
A.G. Gibson

Author(s):  
R. A. W. Mines ◽  
Q. M. Li ◽  
R. S. Birch ◽  
R. Rigby ◽  
M. Al-Khalil ◽  
...  

1995 ◽  
Vol 29 (18) ◽  
pp. 2423-2445 ◽  
Author(s):  
R. A. Shenoi ◽  
S. D. Clark ◽  
H. G. Allen

2004 ◽  
Vol 1-2 ◽  
pp. 211-216 ◽  
Author(s):  
S. McKown ◽  
Robert A.W. Mines

Material properties are required for the numerical simulation of the impact progressive collapse of metal foam cored polymer composite sandwich beams, using LS-DYNA. As far as the metal foam, Alporas, is concerned, multi-axial tension and compression data is required. This includes large scale crush and tensile rupture. An Arcan test fixture was developed, in which a sample of foam can be subject to tensile and shear deformation simultaneously. The data was also used to calibrate the crushable foam material model in LS-DYNA. For the skin, tensile and compression data was generated for a cross ply glass fibre thermoplastic laminate. The data was then used to calibrate the composite damage material model in LS-DYNA. Inclusion of calibrated material models into the simulation of the progressive collapse of metal foam cored composite sandwich beams will be briefly discussed.


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