Damage detection based on the propagation of longitudinal guided wave in a bimetal composite pipe-中国期刊网

摘要 Thispaperinvestigatesthedamagedetectionbasedonthepropagationofguidedwaveinbimetalcompositepipes,whichcanidentifydamagelocationsinbothaxialandcircumferentialdirections.ThefeasibilityofthemethodisshowedbynumericalsimulationsusingFEMcodeANSYS.Modeanalysisisusedtoevaluatetheguidedwavemodeanditsstructure,whichcanprovidethebasisofthemodeselectioninmeasurementsscheme.Theguidedwavepropagationinadamagedpipeiscomputedbytransientanalysis.16...

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Damage detection based on the propagation of longitudinal guided wave in a bimetal composite pipe

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Damage detection based on the propagation of longitudinal guided wave in a bimetal composite pipe

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