Material forces in anelastic materials

Author(s):  
Gérard A. Maugin
Keyword(s):  
Author(s):  
Dan Pornhagen ◽  
Konrad Schneider ◽  
Markus Stommel

AbstractMost concepts to characterize crack propagation were developed for elastic materials. When applying these methods to elastomers, the question is how the inherent energy dissipation of the material affects the cracking behavior. This contribution presents a numerical analysis of crack growth in natural rubber taking energy dissipation due to the visco-elastic material behavior into account. For this purpose, experimental tests were first carried out under different load conditions to parameterize a Prony series as well as a Bergström–Boyce model with the results. The parameterized Prony series was then used to perform numerical investigations with respect to the cracking behavior. Using the FE-software system ANSYS and the concept of material forces, the influence and proportion of the dissipative components were discussed.


PAMM ◽  
2011 ◽  
Vol 11 (1) ◽  
pp. 549-550
Author(s):  
Sarah Ricker ◽  
Julia Mergheim ◽  
Paul Steinmann ◽  
Ralf Müller
Keyword(s):  

PAMM ◽  
2004 ◽  
Vol 4 (1) ◽  
pp. 274-275 ◽  
Author(s):  
Dominik Zimmermann ◽  
Christian Miehe

2004 ◽  
Vol 27 (6) ◽  
pp. 891-898
Author(s):  
James D. Lee ◽  
Youping Chen ◽  
Shiu‐Wei Yin

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