Modeling of the mechanical behavior of fiber-reinforced ceramic composites using finite element method (FEM)
Author(s) -
M. Dimitrijević,
Nataša Tomić,
Bojan Medjo,
Radmila Jančić Heinemann,
Marko Rakin,
Tatjana VolkovHusović
Publication year - 2014
Publication title -
science of sintering
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.309
H-Index - 25
eISSN - 1820-7413
pISSN - 0350-820X
DOI - 10.2298/sos1403385d
Subject(s) - materials science , composite material , finite element method , fiber , ceramic matrix composite , composite number , modulus , ceramic , matrix (chemical analysis) , elastic modulus , substructure , fiber reinforced composite , structural engineering , engineering
Modeling of the mechanical behavior of fiber-reinforced ceramic matrix composites (CMC) is presented by the example of Al2O3 fibers in an alumina based matrix. The starting point of the modeling is a substructure (elementary cell) which includes on a micromechanical scale the statistical properties of the fiber, matrix and fiber-matrix interface and their interactions. The numerical evaluation of the model is accomplished by means of the finite element method. The numerical results of calculating the elastic modulus of the composite dependance on the quantity of the fibers added and porosity was compared to experimental values of specimens having the same composition. [Projekat Ministarstva nauke Republike Srbije, br. ON174004 i TVH to project III45012
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