基于声学超材料的加筋板振动与声辐射控制

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1、分类号TH113.1学号14033038ＵＤＣ密级公开工学硕士学位论文基于声学超材料的加筋板振动与声辐射控制硕士生姓名朱席席学科专业机械工程研究方向振动与噪声控制指导教师温激鸿研究员国防科学技术大学研究生院二〇一六年十月VibrationandSoundRadiationControlofStiffenedPlatesBasedonAcousticMetamaterialsCandidate：ZhuXixiAdvisor：WenJihongAdissertationSubmittedinpartialfulfill

2、mentoftherequirementsforthedegreeofMasterofEngineeringinMechanicalEngineeringGraduateSchoolofNationalUniversityofDefenseTechnologyChangsha,Hunan,P.R.China（October,2016）国防科学技术大学研究生院硕士学位论文目录摘要......................................................................

3、.........................................................iABSTRACT....................................................................................................................iii第一章绪论......................................................................

4、............................................11.1研究背景及意义.............................................................................................11.2研究现状........................................................................................................

5、.21.2.1加筋板结构的振动与声辐射特性计算方法......................................21.2.2加筋板结构的振动与声辐射控制......................................................41.2.3声学超材料研究概况..........................................................................61.2.4总结评述........................

6、......................................................................91.3课题来源及研究内容.....................................................................................91.3.1课题来源..................................................................................

7、............91.3.2研究思路..............................................................................................91.3.3论文内容及章节安排........................................................................10第二章弯曲波带隙和声振特性计算方法......................................

8、..........................122.1引言...............................................................................................................122.2局域共振加筋板结构有限元建模.................