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عدد المساهمات : 18928 التقييم : 35294 تاريخ التسجيل : 01/07/2009 الدولة : مصر العمل : مدير منتدى هندسة الإنتاج والتصميم الميكانيكى
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تذكير بمساهمة فاتح الموضوع :أخوانى فى الله أحضرت لكم كتاب Mechanical Vibrations Theory and Applications by Kelly SI Edittion
![كتاب Mechanical Vibrations Theory And Applications - صفحة 3 0c34424c63f702](https://2img.net/h/img01.arabsh.com/uploads/image/2013/08/15/0c34424c63f702.png) ويتناول الموضوعات الأتية : CHAPTER INTRODUCTION The Study of Vibrations Mathematical Modeling Problem Identification Assumptions Basic Laws of Nature Constitutive Equations Geometric Constraints Diagrams Mathematical Solution Physical Interpretation of Mathematical Results Generalized Coordinates Classification of Vibration Dimensional Analysis Simple Harmonic Motion Review of Dynamics Kinematics Kinetics Principle of Work-Energy Principle of Impulse and Momentum Two Benchmark Examples Machine on the Floor of an Industrial Plant Suspension System for a Golf Cart Further Examples Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER MODELING OF SDOF SYSTEMS Introduction Springs Introduction Helical Coil Springs Elastic Elements as Springs Static Deflection Springs in Combination Parallel Combination Series Combination General Combination of Springs Other Sources of Potential Energy Gravity Buoyancy Viscous Damping Energy Dissipated by Viscous Damping Inertia Elements Equivalent Mass Inertia Effects of Springs Added Mass External Sources Free-Body Diagram Method Static Deflections and Gravity Small Angle or Displacement Assumption Equivalent Systems Method Benchmark Examples Machine on a Floor in an Industrial Plant Simplified Suspension System Further Examples Chapter Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER 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 Benchmark Examples Machine on the Floor of an Industrial Plant Simplified Suspension System Further Examples Chapter Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER 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 General Theory Rotating Unbalance Vortex Shedding from Circular Cylinders Response Due to Harmonic Excitation of Support Vibration Isolation Vibration Isolation from Frequency-Squared Excitations Practical Aspects of Vibration Isolation Multifrequency Excitations General Periodic Excitations Fourier Series Representation Response of Systems Due to General Periodic Excitation Vibration Isolation for Multi-Frequency and Periodic Excitations Seismic Vibration Measuring Instruments Seismometers Accelerometers Complex Representations Systems with Coulomb Damping Systems with Hysteretic Damping Energy Harvesting Benchmark Examples Machine on Floor of Industrial Plant Simplified Suspension System Further Examples Chapter Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER TRANSIENT VIBRATIONS OF SDOF SYSTEMS Introduction Derivation of Convolution Integral Response Due to a Unit Impulse 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 Numerical Evaluation of Convolution Integral Numerical Solution of Differential Equations Shock Spectrum Vibration Isolation for Short Duration Pulses Benchmark Examples Machine on Floor of Industrial Plant Simplified Suspension System Further Examples Chapter Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER TWO DEGREE-OF-FREEDOM SYSTEMS Introduction Derivation of the Equations of Motion Natural Frequencies and Mode 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 Benchmark Examples Machine on Floor of Industrial Plant Simplified Suspension System Further Examples Chapter Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER 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 Benchmark Examples Machine on Floor of an Industrial Plant Simplified Suspension System Further Examples Summary Important Concepts Important Equations CHAPTER FREE VIBRATIONS OF MDOF SYSTEMS Introduction Normal-Mode Solution Natural Frequencies and Mode Shapes General Solution Special Cases Degenerate Systems Unrestrained Systems Energy Scalar Products Properties of Natural Frequencies and Mode Shapes Normalized Mode Shapes Rayleigh’s Quotient Principal Coordinates Determination of Natural Frequencies and Mode Shapes Proportional Damping General Viscous Damping Benchmark Examples Machine on Floor of an Industrial Plant Simplified Suspension System Further Examples Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER FORCED VIBRATIONS OF MDOF SYSTEMS Introduction Harmonic Excitations Laplace Transform Solutions Modal Analysis for Undamped Systems and Systems with Proportional Damping Modal Analysis for Systems with General Damping Numerical Solutions Benchmark Examples Machine on Floor of Industrial Plant Simplified Suspension System Further Examples Chapter Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER VIBRATIONS OF CONTINUOUS SYSTEMS Introduction General Method Second-Order Systems: Torsional Oscillations of a Circular Shaft Problem Formulation Free-Vibration Solutions Forced Vibrations Transverse Beam Vibrations Problem Formulation Free Vibrations Forced Vibrations Energy Methods Benchmark Examples Chapter Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER FINITE-ELEMENT METHOD Introduction Assumed Modes Method General Method The Bar Element Beam Element Global Matrices Benchmark Example Further Examples Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER NONLINEAR VIBRATIONS Introduction Sources of Nonlinearity Qualitative Analysis of Nonlinear Systems Quantitative Methods of Analysis Free Vibrations of SDOF Systems Forced Vibrations of SDOF Systems with Cubic Nonlinearities MDOF Systems Free Vibrations Forced Vibrations Continuous Systems Chaos Chapter Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems CHAPTER RANDOM VIBRATIONS Introduction Behavior of a Random Variable Ensemble Processes Stationary Processes Ergodic Processes Functions of a Random Variable Probability Functions Expected Value, Mean, and Standard Deviation Mean Square Value Probability Distribution for Arbitrary Function of Time Gaussian Process Rayleigh Distribution Central Limit Theorem Joint Probability Distributions Two Random Variables Autocorrelation Function Cross Correlations Fourier Transforms Fourier Series In Complex Form Fourier Transform for Nonperiodic Functions Transfer Functions Fourier Transform in Terms of f Parseval’s Identity Power Spectral Density Mean Square Value of the Response Benchmark Example Summary Important Concepts Important Equations Problems Short Answer Problems Chapter Problems APPENDIX A UNIT IMPULSE FUNCTION AND UNIT STEP FUNCTION APPENDIX B LAPLACE TRANSFORMS B Definition B Table of Transforms B Linearity B Transform of Derivatives B First Shifting Theorem B Second Shifting Theorem B Inversion of Transform B Convolution B Solution of Linear Differential Equations APPENDIX C LINEAR ALGEBRA C Definitions C Determinants C Matrix Operations C Systems of Equations C Inverse Matrix C Eigenvalue Problems C Scalar Products APPENDIX D DEFLECTION OF BEAMS SUBJECT TO CONCENTRATED LOADS APPENDIX E INTEGRALS USED IN RANDOM VIBRATIONS APPENDIX F VIBES REFERENCES INDEX أتمنى أن تستفيدوا منه وأن ينال إعجابكم[/size] رابط تنزيل كتاب Mechanical Vibrations Theory and Applications by Kelly SI Edittion رابط أخر لتنزيل كتاب Mechanical Vibrations Theory and Applications by Kelly SI Edittion ![](https://i.servimg.com/u/f61/15/36/74/14/sign_110.gif)
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