| |
| |
| |
Introduction | |
| |
| |
The Study of Vibrations | |
| |
| |
Mathematical Modeling | |
| |
| |
Generalized Coordinates | |
| |
| |
Classification of Vibration | |
| |
| |
Dimensional Analysis | |
| |
| |
Simple Harmonic Motion | |
| |
| |
Review of Dynamics | |
| |
| |
| |
Modeling of SDOF Systems | |
| |
| |
Introduction | |
| |
| |
Springs | |
| |
| |
Springs in Combination | |
| |
| |
Other Sources of Potential Energy | |
| |
| |
Viscous Damping | |
| |
| |
Energy Dissipated By Viscous Damping | |
| |
| |
Inertia Elements | |
| |
| |
External Sources | |
| |
| |
Free-Body Diagram Method | |
| |
| |
Static Deflections and Gravity | |
| |
| |
Small Angle or Displacement Assumption | |
| |
| |
Equivalent Systems Method | |
| |
| |
| |
Free Vibrations of SDOF Systems | |
| |
| |
Introduction | |
| |
| |
Standard Form of Differential Equation | |
| |
| |
Free Vibrations of an Undamped System | |
| |
| |
Underdamped Free Vibrations | |
| |
| |
Critically Damped Free Vibrations | |
| |
| |
Overdamped Free Vibrations | |
| |
| |
Coulomb Damping | |
| |
| |
Hysteretic Damping | |
| |
| |
Other Forms of Damping | |
| |
| |
| |
Harmonic Excitation of SDOF Systems | |
| |
| |
Introduction | |
| |
| |
Forced Response of an Undamped System Due to a Single-Frequency Excitation | |
| |
| |
Forced Response of a Viscously Damped System Subject to a Single-Frequency Harmonic Excitation | |
| |
| |
Frequency-squared Excitations | |
| |
| |
Response Sue to Harmonic Excitation of Support | |
| |
| |
Vibration Isolation | |
| |
| |
Vibration Isolation from Frequency-Squared Excitations | |
| |
| |
Practical Aspects of Vibration Isolation | |
| |
| |
Multifrequency Excitations | |
| |
| |
General Periodic Excitations | |
| |
| |
Seismic Vibration Measuring Instruments | |
| |
| |
Complex Representations | |
| |
| |
Systems with Coulomb Damping | |
| |
| |
Systems with Hysteretic Damping | |
| |
| |
Energy Harvesting | |
| |
| |
| |
Transient Vibrations of One-Degree-Of-Freedom Systems | |
| |
| |
Introduction | |
| |
| |
Derivation of Convolution Integral | |
| |
| |
Response Due to a General Excitation | |
| |
| |
Excitations Whose Forms Change at Discrete Times | |
| |
| |
Transient Motion Due to Base Excitation | |
| |
| |
Laplace Transform Solutions | |
| |
| |
Transfer Functions | |
| |
| |
Numerical Methods | |
| |
| |
Shock Spectrum | |
| |
| |
Shock Isolation | |
| |
| |
| |
Two-Degree-Of-Freedom Systems | |
| |
| |
Introduction | |
| |
| |
Derivation of the Equations of Motion | |
| |
| |
Natural Frequencies and Made Shapes | |
| |
| |
Free Response of Undamped Systems | |
| |
| |
Free Vibrations of a System with Viscous Damping | |
| |
| |
Principal Coordinates | |
| |
| |
Harmonic Response of Two-Degree-of Freedom Systems | |
| |
| |
Transfer Functions | |
| |
| |
Sinusoidal Transfer Function | |
| |
| |
Frequency Response | |
| |
| |
Dynamic Vibration Absorbers | |
| |
| |
Damped Vibration Absorbers | |
| |
| |
Vibration Dampers | |
| |
| |
| |
Modeling of MDOF Systems | |
| |
| |
Introduction | |
| |
| |
Derivation of Differential Equations Using the Free-Body-Diagram Method | |
| |
| |
Lagrange�s Equations | |
| |
| |
Matrix Formulation of Differential Equations for Linear Systems | |
| |
| |
Stiffness Influence Coefficients | |
| |
| |
Flexibility Influence Coefficients | |
| |
| |
Inertia Influence Coefficients | |
| |
| |
Lumped-Mass Modeling of Continuous Systems | |
| |
| |
| |
Free Vibrations of MDOF Systems | |
| |
| |
Introduction | |
| |
| |
Normal-Mode Solution | |
| |
| |
Natural Frequencies and Mode Shapes | |
| |
| |
General Solution | |
| |
| |
Special Cases | |
| |
| |
Energy Scalar Products | |
| |
| |
Properties of Natural Frequencies and Mode Shapes | |
| |
| |
Normalized Mode Shapes | |
| |
| |
Rayleigh�s Quotient | |
| |
| |
Forced Vibrations of MDOF Systems | |
| |
| |
Vibrations of Continuous Systems | |
| |
| |
Finite Element Method | |
| |
| |
Nonlinear Vibrations | |
| |
| |
Random Vibrations | |