Structural health monitoring of aerospace composites / Victor Giurgiutiu.

Includes index.

Front Cover Structural Health Monitoring of Aerospace Composites Copyright Page Dedication Contents 1 Introduction 1.1 Preamble 1.2 Why Aerospace Composites? 1.3 What are Aerospace Composites? 1.3.1 Definition of Aerospace Composites 1.3.2 High-Performance Fibers for Aerospace Composites Applications 1.3.3 High-Performance Matrices for Aerospace Composites Applications 1.3.4 Advantages of Composites in Aerospace Usage 1.3.5 Fabrication of Aerospace Composites 1.4 Evolution of Aerospace Composites 1.4.1 Early Advances 1.4.2 Composite Growth in the 1960s and 1970s. 1.4.3 Composites Growth Since the 1980s1.5 Today's Aerospace Composites 1.5.1 Boeing 787 Dreamliner 1.5.2 Airbus A350 XWB 1.6 Challenges for Aerospace Composites 1.6.1 Concerns About the Aerospace Use of Composites 1.6.2 The November 2001 Accident of AA Flight 587 1.6.3 Fatigue Behavior of Composite Materials 1.6.4 The Future of Composites in Aerospace 1.7 About This Book References 2 Fundamentals of Aerospace Composite Materials 2.1 Introduction 2.2 Anisotropic Elasticity 2.2.1 Basic Notations 2.2.2 Stresses-The Stress Tensor. 2.2.3 Strain-Displacement Relations-The Strain Tensor2.2.4 Stress-Strain Relations 2.2.4.1 Stiffness Tensor Compliance Tensor 2.2.4.2 From Tensor Notations to Voigt Matrix Notation 2.2.4.3 Stiffness Matrix 2.2.4.4 Compliance Matrix 2.2.4.5 Stress-Strain Relations for an Isotropic Material 2.2.5 Equation of Motion in Terms of Stresses 2.2.6 Equation of Motion in Terms of Displacements 2.3 Unidirectional Composite Properties 2.3.1 Elastic Constants of a Unidirectional Composite 2.3.2 Compliance Matrix of a Unidirectional Composite. 2.4.4 Rotated 2D Compliance Matrix2.4.5 Proof of RTR-1=T-t 2.5 Fully 3D Elastic Properties of a Composite Layer 2.5.1 Orthotropic Stiffness Matrix 2.5.2 Rotated Stiffness Matrix 2.5.3 Equations of Motion for a Monoclinic Composite Layer 2.5.4 Rotated Compliance Matrix 2.5.5 Note on the Use of Closed-Form Expression in the C and S matrices 2.5.6 Proof of RTR-1=T-t in 3D 2.6 Problems and Exercises References 3 Vibration of Composite Structures 3.1 Introduction 3.1.1 Displacements for Axial-Flexural Vibration of Composite Plates 3.1.2 Stress Resultants.