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Numerical study on two circle void flaws in cylinders

Numerical study on two circle void flaws in cylinders

作     者:Gang-feng ZHENG~(1,*),Bin WU~2 Cun-fu HE~3 1 College of Materials Science and Engineering,Anhui University of Science and Technology.Huainan 232001,China 2,3 College of Mechanical Engineering & Applied Electronics Technology,Beijing University of Technology,Beijing 100022,China 

会议名称:《2011年全国压电和声波理论及器件应用研讨会》

会议日期:2011年

学科分类:0810[工学-信息与通信工程] 08[工学] 080401[工学-精密仪器及机械] 0804[工学-仪器科学与技术] 080402[工学-测试计量技术及仪器] 0835[工学-软件工程] 081002[工学-信号与信息处理] 

基  金:the support provided by the National Natural Science Foundation of China(Grant No.10872001) Science and Technological Fund of Anhui Province for Outstanding Youth(Grant No.l0040606Y26) Key Project of Chinese Ministry of Education(Grant No.211076) Huainan Science and Technology Planning Project(Grant No.2010A03117) 

关 键 词:Finite element Kirchhoff approximation Shape reconstruction Scattering 

摘      要:正In this article,three-dimensional Kirchhoff inverse scattering method is modified to convenient form for a cylindrical specimen that includes three-dimensional defects including two-circle *** measurements are carried *** measurement area in the modified methods is restricted in the plane perpendicular to the axis of

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