| Introduction | p. 1 |
| Theory of Non-homogeneous Shells | p. 15 |
| Preliminary Remarks | p. 15 |
| Fundamental Relations and Assumptions | p. 16 |
| Non-homogeneity of a Shell | p. 19 |
| Variational Equations | p. 20 |
| Equations of Motion | p. 26 |
| Boundary and Initial Conditions | p. 28 |
| Non-dimensional Form of Equations | p. 29 |
| Variable Parameters of Stiffness | p. 30 |
| Flexural Stiffness Coefficient of a Shell Element | p. 34 |
| Generalized Functions | p. 36 |
| Static Instability of Rectangular Plates | p. 41 |
| Fundamental Concepts of the Theory of Elastic Stability | p. 41 |
| Two Fundamental Forms of the Energetic Criterion of Bifurcational Stability Loss | p. 49 |
| Bubnov-Galerkin Methods Devoted to Shell Stability Investigations | p. 54 |
| Subdomains Method | p. 60 |
| Colocation Method | p. 60 |
| Least-Squares Method | p. 61 |
| Method of Moments | p. 61 |
| Galerkin Method | p. 62 |
| A Comparison of the Weighting Error Methods | p. 63 |
| Relations to Other Methods | p. 66 |
| Theoretical Properties | p. 70 |
| Computational Advantages of Galerkin Methods | p. 73 |
| Summary | p. 74 |
| Bubnov-Galerkin Method of High-Order Approximations and the Numerical Algorithm | p. 76 |
| Shells with Additions of Other Materials | p. 84 |
| Static Stability of a Shell | p. 85 |
| Central Square Element of Non-homogeneity | p. 88 |
| Central Cross Addition of Non-homogeneity | p. 90 |
| "Perforation"-Type Non-homogeneity | p. 92 |
| Vibrations of Rectangular Shells | p. 95 |
| Linear and Weakly Nonlinear Vibrations of Mechanical Systems | p. 95 |
| Natural Vibrations of Non-homogeneous Shells | p. 96 |
| The Solution Method | p. 96 |
| Description of Results | p. 100 |
| Free Nonlinear Vibrations of Plates and Shells | p. 106 |
| The Solution Method | p. 106 |
| Spectral Analysis of Solutions | p. 108 |
| Method Convergence | p. 118 |
| Spectral Analysis of Free Vibrations | p. 120 |
| Dynamic Loss of Stability of Rectangular Shells | p. 123 |
| Types of Dynamic Buckling | p. 123 |
| Perfect Constructions | p. 125 |
| The Concept of Finite-time Stability | p. 125 |
| Mathematical Models of Vibrating and Dynamic Systems | p. 128 |
| Synchronization, Chaos, and Quasi-Periodicity | p. 132 |
| Static Bifurcations and Catastrophe Theory | p. 135 |
| "Wrinkle-Type" Catastrophe or a Limit Point | p. 137 |
| A "Fold-Type" Catastrophe or Symmetric Bifurcation | p. 138 |
| Dynamic Bifurcations | p. 139 |
| Criteria for Practical Computations | p. 140 |
| Stability Loss of Homogeneous Shells under Transverse Loads | p. 141 |
| Feasibility of the Obtained Results | p. 141 |
| Buckling Load and Parameter k[subscript x] = k[subscript y] of a Homogeneous Shell | p. 144 |
| Stability Loss of Heterogeneous Shells Under Transverse Load | p. 144 |
| Relation Between Buckling Load and the Surface of an Extra Element | p. 145 |
| Relation Between the Buckling Load and Stiffness Coefficient of an Extra Element | p. 146 |
| Relation Between Buckling Load and the Number of Reinforcement Elements Situated Along One Side of a Shell | p. 147 |
| Relation Between Buckling Load and the Width of a Rib (Cross-Type Heterogeneity, Fig. 2.8b) | p. 147 |
| Stability of a Closed Cylindrical Shell Subjected to an Axially Non-symmetrical Load | p. 151 |
| Equations of Motion | p. 151 |
| The Influence of Imperfection on the Stability of Shells | p. 152 |
| The Load Resulting from a Wind-Type Flow | p. 156 |
| The Problem of Statics | p. 157 |
| Dynamics | p. 159 |
| Composite Shells | p. 163 |
| Equations | p. 163 |
| Static Stability of Composite Shells | p. 165 |
| Three-Layered Shell | p. 166 |
| Dynamic Stability | p. 168 |
| Interaction of Elastic Shells and a Moving Body | p. 171 |
| Vibration of Construction and Moving Lumped Body (One-Sided Constraint Case) | p. 171 |
| Moving Load Equations | p. 176 |
| Non-dimensional Form of Lumped Body Equations | p. 177 |
| Boundary and Initial Problem for a Shell | p. 178 |
| Shell Rise | p. 181 |
| Shell Vibrations with Two-Sided Moving Lumped Body Constraints | p. 182 |
| Shell Subjected to Transversal Rigid Body Impact | p. 190 |
| Shells with Constant Velocity Moving Load | p. 193 |
| Shell and Load Moving with Constant Acceleration | p. 198 |
| Shell and Load Moving with Constant Negative Acceleration | p. 200 |
| Conclusions | p. 202 |
| Chaotic Vibrations of Sectorial Shells | p. 205 |
| Introduction | p. 205 |
| Statement of the Problem | p. 205 |
| Static Problems and Reliability of Results | p. 209 |
| Convergence of a Finite Difference Method | p. 210 |
| Investigation of Chaotic Vibrations of Spherical Sector-Type Shells | p. 216 |
| Boundary Conditions | p. 216 |
| The Influence of Sector Angle | p. 216 |
| Vibrations of Sector-Type Shells Versus Sloping Parameter | p. 217 |
| Transitions from Harmonic to Chaotic Vibrations | p. 218 |
| Control of Chaotic Vibrations of Flexible Spherical Sector-Type Shells | p. 220 |
| Scenarios of Transition from Harmonic to Chaotic Motion | p. 225 |
| Historical Background | p. 225 |
| Landau-Hopf Scenario (LH) | p. 226 |
| Scenario by Ruelle, Takens, and Newhouse | p. 228 |
| Scenario by Feigenbaum | p. 230 |
| Scenario by Pomeau-Manneville | p. 231 |
| Synchronization of Frequencies | p. 232 |
| Dynamics of Closed Flexible Cylindrical Shells | p. 235 |
| Introduction | p. 235 |
| Fundamental Equations | p. 237 |
| Bubnov-Galerkin Method and Fourier Representation | p. 240 |
| Static Problems of Closed Cylindrical Shell Theory | p. 245 |
| Dynamics of Closed Cylindrical Shells | p. 248 |
| Convergence of the Fourier Representation for a Non-stationary Problem | p. 248 |
| Vibrations of Closed Cylindrical Shells Subjected to Transversal Sinusoidal Load | p. 254 |
| Dependence of Vibration Character on Width of the Pressure Zone | p. 255 |
| Dependence of Vibration Character on the Linear Shell Dimension | p. 256 |
| Scenarios of Shell Vibration Transition into Chaos Versus [lambda] | p. 262 |
| Feigenbaum Scenario | p. 266 |
| The Ruelle-Takens-Feigenbaum Scenarios | p. 269 |
| Conclusions | p. 270 |
| Controlling Time-Spatial Chaos of Cylindrical Shells | p. 271 |
| Introduction | p. 271 |
| Mathematical Model | p. 272 |
| Bubnov-Galerkin Method and Fourier Transformation | p. 273 |
| Control of Chaos | p. 274 |
| Conclusions | p. 279 |
| Chaotic Vibrations of Flexible Rectangular Shells | p. 281 |
| Fundamental Equations | p. 281 |
| Bubnov-Galerkin Method with Higher Approximations | p. 283 |
| Method of Finite Differences | p. 288 |
| Comparison of Results Obtained | p. 291 |
| Conclusions | p. 295 |
| Determination of Three-layered Nonlinear Uncoupled Beam Dynamics with Constraints | p. 297 |
| Introduction | p. 297 |
| Fundamental Relations | p. 298 |
| Formulation of the Problem and Computational Algorithm | p. 300 |
| Structurally Nonlinear Problems | p. 305 |
| Structurally and Physically Nonlinear Problems | p. 313 |
| Special Case | p. 316 |
| Conclusions | p. 317 |
| Bifurcation and Chaos of Sandwich Beams | p. 319 |
| Introduction | p. 319 |
| Problem Formulation and Computational Algorithm | p. 320 |
| Numerical Results | p. 323 |
| All Three Beams are Linearly Elastic | p. 325 |
| All Three Beams are Nonlinearly Elastic | p. 349 |
| Conclusions | p. 355 |
| Nonlinear Vibrations of the Euler-Bernoulli Beam | p. 357 |
| Introduction | p. 357 |
| Problem Formulation | p. 358 |
| Finite Differences Method | p. 360 |
| Influence of Damping Coefficients on the Frequency Characteristics | p. 361 |
| Power Spectra | p. 362 |
| Waves Generated by a Longitudinal Impact | p. 369 |
| Conclusions | p. 372 |
| Bibliography | p. 375 |
| Index | p. 391 |
| Table of Contents provided by Ingram. All Rights Reserved. |