Numerical homogenization of cracking processes in thin fibre-epoxy layers

作者: M.V. Cid Alfaro , A.S.J. Suiker , C.V. Verhoosel , R. de Borst

DOI: 10.1016/J.EUROMECHSOL.2009.09.006

关键词: Finite element methodComposite materialVolume fractionMaterials scienceCrackingEpoxyCohesive zone modelMesoscale meteorologyMicroscale chemistryHomogenization (chemistry)

摘要: Discrete microscale fracture processes in thin fibre-epoxy layers are connected to a mesoscale traction-separation law through numerical homogenization framework. The studied with the finite element method, where cracking within epoxy and debonding between fibres is simulated by placing interface elements furnished mixed-mode damage model continuum modelling epoxy. It demonstrated how effective response corresponding patterns under tensile conditions depend on sample size, fibre volume fraction presence of imperfections.

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