Short description This edited volume presents a series of fundamental topics that define the new area of Damage Prognosis (DP). It brings together fundamental information in each of the basic technologies necessary to perform damage prognosis.
From the contents Preface.
1. SINGLE DEGREE OF FREEDOM SYSTEMS.
Introduction.
Spring-Mass System.
Spring-Mass-Damper System.
Forced Response.
Transfer Functions and Frequency Methods.
Measurement and Testing.
Stability.
Design and Control of Vibrations.
Nonlinear Vibrations.
Computing and Simulation in Matlab.
Chapter Notes.
References.
Problems.
2. LUMPED PARAMETER MODELS.
Introduction.
Classifications of Systems.
Feedback Control Systems.
Examples.
Experimental Models.
Influence Methods.
Nonlinear Models and Equilibrium.
Chapter Notes.
References.
Problems.
3. MATRICES AND THE FREE RESPONSE.
Introduction.
Eigenvalues and Eigenvectors.
Natural Frequencies and Mode Shapes.
Canonical Forms.
Lambda Matrices.
Oscillation Results.
Eigenvalue Estimates.
Computational Eigenvalue Problems in Matlab.
Numerical Simulation of the Time Response in Matlab.
Chapter Notes.
References.
Problems.
4. STABILITY.
Introduction.
Lyapunov Stability.
Conservative Systems.
Systems with Damping.
Semidefinite Damping .
Gyroscopic Systems.
Damped Gyroscopic Systems.
Circulatory Systems.
Asymmetric Systems.
Feedback Systems.
Stability in the State Space.
Stability Boundaries.
Chapter Notes.
References.
Problems.
5. FORCED RESPONSE OF LUMPED PARAMETER SYSTEMS.
Introduction.
Response via State Space Methods.
Decoupling Conditions and Modal Analysis.
Response of Systems with Damping.
Bounded-Input, Bounded-Output Stability.
Response Bounds.
Frequency Response Methods.
Numerical Simulations in Matlab.
Chapter Notes.
References.
Problems.
6. DESIGN CONSIDERATIONS.
Introduction.
Isolators and Absorbers.
Optimization Methods.
Damping Design.
Design Sensitivity and Redesign.
Passive and Active Control.
Design Specifications.
Model Reduction.
Chapter Notes.
References.
Problems.
7. CONTROL OF VIBRATIONS.
Introduction.
Controllability and Observability.
Eigenstructure Assignment.
Optimal Control.
Observers (Estimators).
Realization.
Reduced-Order Modeling.
Modal Control in State Space.
Modal Control in Physical Space.
Robustness.
Positive Position Feedback Control.
Matlab Commands for Control Calculations.
Chapter Notes.
References.
Problems.
8. VIBRATION MEASUREMENT.
Introduction.
Measurement Hardware.
Digital Signal Processing.
Random Signal Analysis.
Modal Data Extraction (Frequency Domain).
Modal Data Extraction (Time Domain).
Model Identification.
Model Updating.
Chapter Notes.
References.
Problems.
9. DISTRIBUTED PARAMETER MODELS.
Introduction.
Vibrations of Strings.
Rods and Bars.
Vibration of Beams.
Membranes and Plates.
Layered Materials.
Viscous Damping.
Chapter Notes.
References.
Problems.
10. FORMAL METHODS OF SOLUTION.
Introduction.
Boundary Value Problems and Eigenfunctions.
Modal Analysis of the Free Response.
Modal Analysis in Damped Systems.
Transform Methods.
Green's Functions.
Chapter Notes.
References.
Problems.
11. OPERATORS AND THE FREE RESPONSE.
Introduction.
Hilbert Spaces.
Expansion Theorems.
Linear Operators.
Compact Operators.
Theoretical Modal Analysis.
Eigenvalue Estimates.
Enclosure Theorems.
Oscillation Theory.
Chapter Notes.
References.
Problems.
12. FORCED RESPONSE AND CONTROL.
Introduction.
Response by Modal Analysis.
Modal Design Criteria.
Combined Dynamical Systems.
Passive Control and Design.
Distribution Modal Control.
Nonmodal Distributed Control.
State Space Control Analysis.
Chapter Notes.
References.
Problems.
13. APPROXIMATIONS OF DISTRIBUTED PARAMETER MODELS.
