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5. Delamination damage detection of laminated composite beams using air-coupled ultrasonic transducers

Delamination damage detection of laminated composite beams using air-coupled ultrasonic transducers

来源 :中国科学：物理学、力学、天文学英文版 | 被引量 : 0次 | 上传用户：memory_prince

【摘 要】

：

Air-coupled ultrasonic transducers are used to generate and receive Lamb waves in quasi-isotropic laminated composite beams for delamination detection. The infl

【作 者】

：

LIU ZengHua YU HongTao HE CunF 

【机 构】

：

CollegeofMechanicalEngineeringandAppliedElectronicsTechnology

【出 处】

：

中国科学：物理学、力学、天文学英文版

【发表日期】

：

2013年7期

【关键词】

：

损伤检测 复合材料 空气耦合 层合梁 超声换能器 LAMB波 超声波换能器 三维有限元模型 delamination detection  composite 

【基金项目】

：

This work was supported by the National Natural Science Foundation of China （Grant Nos. 11272021 and 50975006）, Beijing Natural Science Foundation （Grant No. 1122007）, the Importation and Development

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Air-coupled ultrasonic transducers are used to generate and receive Lamb waves in quasi-isotropic laminated composite beams for delamination detection. The influence of incident angle on the excited mode is studied. Numerical calculation and experimental

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