Compression-induced stiffness in the buckling of a one fiber composite

(整期优先)网络出版时间:2013-06-16
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Westudythebucklingofaonefibercompositewhosematrixstifnessisslightlydependentonthecompressiveforce.Weshowthattheequilibriumcurvesofthesystemexhibitalimitloadwhentheinducedstifnessparametergetsbiggerthanathreshold.Thislimitloadincreaseswhenthestifnessparameterisincreasinganditisrelatedtoapossiblelocalizedpathinthepost-bucklingdomain.Suchachangeinthemaximumloadmaybeverydesirablefromastructuralstandpoint.