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周期层状复合材料中弹性波传播的动态均匀化研究

Acknowledgements第5-6页
Abstract第6-7页
中文摘要第8-12页
Chapter 1.Introduction第12-28页
    1.1 Wave propagation in inhomogeneous layered composites第12-13页
    1.2 Review of homogenization theories for wave propagation in composites第13-27页
        1.2.1 Effective modulus theories第15页
        1.2.2 Effective stiffness theories第15-16页
        1.2.3 Mixture theories and interacting-continuum theories第16-18页
        1.2.4 Variational methods第18-20页
        1.2.5 Theory of elasticity with microstructure第20-21页
        1.2.6 Floquet or Bloch theory第21-22页
        1.2.7 Multiple scattering theory第22-24页
        1.2.8 Self-consistent scheme第24-25页
        1.2.9 Asymptotic homogenization method(AHM)第25-26页
        1.2.10 Other methods第26-27页
    1.3 The study purpose and organization of the work第27-28页
        1.3.1 The study purpose第27页
        1.3.2 Organization of the work第27-28页
Chapter 2.Asymptotic Homogenization Method第28-40页
    2.1 Introduction第28-29页
    2.2 Asymptotic homogenization for periodic structures第29-35页
    2.3 Homogenization of the linear elastic problem第35-38页
    2.4 Summary第38-40页
Chapter 3.A methodology of dynamic homogenization第40-54页
    3.1 Introduction第40页
    3.2 The Problem formulation第40-42页
    3.3 Displacement formulation第42-45页
    3.4 Asymptotic homogenization up to O(ε~0)第45-48页
    3.5 Higher-order homogenization第48-51页
    3.6 A dynamic effective medium第51-53页
    3.7 Summary第53-54页
Chapter 4.Anti-plane problem:perfectly contact interface第54-70页
    4.1 Introduction第54页
    4.2 Statement of the problem第54-55页
    4.3 Local problems第55-56页
    4.4 Dynamic effective medium第56-57页
    4.5 Dispersion relation and group velocity第57-58页
    4.6 Numerical results and discussion第58-68页
        4.6.1 Dispersive behavior for wave propagation in direction normal to thelayers第59-61页
        4.6.2 Dispersion and velocity group of a two-dimensional bi-laminatecomposite第61-64页
        4.6.3 Solution for the average model第64-68页
    4.7 Summary第68-70页
Chapter 5.In-plane problem:perfectly contact interface第70-86页
    5.1 Introduction第70-71页
    5.2 Statement of the problem第71-72页
    5.3 Local problems第72-73页
    5.4 Dynamic effective medium第73页
    5.5 Dispersion relation and group velocity第73-74页
    5.6 Numerical results and discussion第74-83页
        5.6.1 Dispersion relations of longitudinal and transverse shear wavespropagating in direction normal to the layers第75-78页
        5.6.2 Dispersive behavior for in-plane wave traveling obliquely in aperiodically bi-laminate medium第78-83页
    5.7 Summary第83-86页
Chapter 6.Anti-plane and in-plane problems: imperfectly contact interface第86-104页
    6.1 Introduction第86-87页
    6.2 Statement of the Problem第87-88页
    6.3 Local problems第88-89页
        6.3.1 Anti-plane problem第88-89页
        6.3.2 In-plane problem第89页
    6.4 Dynamic effective medium第89-90页
    6.5 Dispersion relation and group velocity第90-91页
        6.5.1 Anti-plane problem第90-91页
        6.5.2 In-plane problem第91页
    6.6 Numerical results and discussion第91-103页
        6.6.1 Anti-plane problem第91-97页
        6.6.2 In-plane problem第97-103页
    6.7 Summary第103-104页
Chapter 7.Conclusions and further work第104-108页
    7.1 Conclusions第104-105页
    7.2 Main contributions第105-106页
    7.3 Further work第106-108页
References第108-122页
Appendix A.Linear elasticity第122-132页
Appendix B.The wave equations and types of elastic waves第132-136页
Appendix C.Imperfect interface conditions第136-138页
Appendix D.Solutions of local problems:anti-plane wave mode第138-142页
Appendix E.Dispersion relation:anti-plane wave mode第142-144页
Appendix F.Closed-form expression of η_1~k and η_1第144-146页
Appendix G. Solutions of the local problems:in-plane wave mode第146-152页
Appendix H.Dispersion relation:in-plane wave mode 第152-156页
Appendix I.closed-form expression of η_2~k and η_2第156-158页
Author Biography第158-162页
学位论文数据集第162页

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