Process modeling of carbon-epoxy composites: residual stress development during cure and analysis of free edge effectsстатьяИсследовательская статья
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Дата последнего поиска статьи во внешних источниках: 17 июля 2019 г.
Аннотация:In the present study, the effect of free edge on residual stresses inherited during manufacturing of thermoset multilayered composites was investigated. In order to understand the stress-strain state in samples after free edge cut a simplified 2D plane strain finite element analysis was performed. Many phenomena, such as sensitivity of the results to the size of the numerical grid, stress redistribution and size of the area affected by free edge was analyzed.
DOI: https://doi.org/10.3846/aviation.2019.9745