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  5. An Impact Imaging Method for Composite Structures Based on Virtual Time Reversal

An Impact Imaging Method for Composite Structures Based on Virtual Time Reversal

来源 :The 2nd International Conference on Structural Health Monito | 被引量 : 0次 | 上传用户：lintso1101
【摘 要】
：
Impact identification is an important but challenging work in practical applications of composite structures.To efficiently monitoring impacts,virtual time reveal(VTR)is introduced in this paper.In VT
【作 者】
：
CAI Jian QING Xin-lin YUAN Shen-fang LU Ming-yu GAO Li-min 
【机 构】
：
Beijing Aeronautical Science and Technology Research Institute of COMAC,Beijing,China;The State Key
【出 处】
：
The 2nd International Conference on Structural Health Monito
【发表日期】
：
2014年5期
【关键词】
：
structural health monitoring impact imaging time reversal composite dispersion 
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　　Impact identification is an important but challenging work in practical applications of composite structures.To efficiently monitoring impacts,virtual time reveal(VTR)is introduced in this paper.In VTR,the changing-element exciting and receiving mechanism(CERM)is selected to partially compensate the dispersive impact responses.
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