Detecting Impact Damage in Carbon Fabric/epoxy-matrix Composites by Ultrasonic F-scan and Electrical Resistance Measurement-中国期刊网

摘要 Thestatusandthevariationofelectricalresistanceofimpactedcarbonfiber/epoxy-matrixcompositeswerestudiedbyultrasonicF-scanandelectricalresistancemeasurementTheexperimentalresultsshowsthatimpactdamageenergythresholdvalueofcarbonfabric/epoxy-matrixcompositescandeterminebyusingultrasonicF-scan.Whentheimpactenergyexceedsthethresholdvalue,damageisgeneratedincomposites.Electricalresistanceofimpactedcompositesischangedowingtothecontactofeachcarbonfiberunitincomposites,whichcauseachangeoftheseries-parallelinconductors.Theveracityofdetectingimpactdamageincompositescanbeimprovedinthiscase.

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Detecting Impact Damage in Carbon Fabric/epoxy-matrix Composites by Ultrasonic F-scan and Electrical Resistance Measurement

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Detecting Impact Damage in Carbon Fabric/epoxy-matrix Composites by Ultrasonic F-scan and Electrical Resistance Measurement

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