05099nam 22007334a 450 991014331390332120200520144314.01-280-51060-997866105106031-84704-475-10-470-61243-60-470-39456-01-84704-575-8(CKB)1000000000335557(EBL)700735(SSID)ssj0000159816(PQKBManifestationID)11946962(PQKBTitleCode)TC0000159816(PQKBWorkID)10158805(PQKB)10389529(MiAaPQ)EBC700735(MiAaPQ)EBC261403(Au-PeEL)EBL261403(PPN)158737067(OCoLC)501313834(EXLCZ)99100000000033555720060504d2006 uy 0engur|n|---|||||txtccrFundamentals of acoustics /Michel Bruneau ; Thomas Scelo, translator and contributorLondon ;Newport Beach, CA ISTE Ltd20061 online resource (638 p.)ISTE ;v.99Description based upon print version of record.1-905209-25-8 Includes bibliographical references (p. [631]-632) and index.Fundamentals of Acoustics; Table of Contents; Preface; Chapter 1. Equations of Motion in Non-dissipative Fluid; 1.1. Introduction; 1.1.1. Basic elements; 1.1.2. Mechanisms of transmission; 1.1.3. Acoustic motion and driving motion; 1.1.4. Notion of frequency; 1.1.5. Acoustic amplitude and intensity; 1.1.6. Viscous and thermal phenomena; 1.2. Fundamental laws of propagation in non-dissipative fluids; 1.2.1. Basis of thermodynamics; 1.2.2. Lagrangian and Eulerian descriptions of fluid motion; 1.2.3. Expression of the fluid compressibility: mass conservation law1.2.4. Expression of the fundamental law of dynamics: Euler's equation1.2.5. Law of fluid behavior: law of conservation of thermomechanic energy; 1.2.6. Summary of the fundamental laws; 1.2.7. Equation of equilibrium of moments; 1.3. Equation of acoustic propagation; 1.3.1. Equation of propagation; 1.3.2. Linear acoustic approximation; 1.3.3. Velocity potential; 1.3.4. Problems at the boundaries; 1.4. Density of energy and energy flow, energy conservation law; 1.4.1. Complex representation in the Fourier domain; 1.4.2. Energy density in an "ideal" fluid1.4.3. Energy flow and acoustic intensity1.4.4. Energy conservation law; Chapter 1: Appendix. Some General Comments on Thermodynamics; A.1. Thermodynamic equilibrium and equation of state; A.2. Digression on functions of multiple variables (study case of two variables); A.2.1. Implicit functions; A.2.2. Total exact differential form; Chapter 2. Equations of Motion in Dissipative Fluid; 2.1. Introduction; 2.2. Propagation in viscous fluid: Navier-Stokes equation; 2.2.1. Deformation and strain tensor; 2.2.2. Stress tensor; 2.2.3. Expression of the fundamental law of dynamics2.3. Heat propagation: Fourier equation2.4. Molecular thermal relaxation; 2.4.1. Nature of the phenomenon; 2.4.2. Internal energy, energy of translation, of rotation and of vibration of molecules; 2.4.3. Molecular relaxation: delay of molecular vibrations; 2.5. Problems of linear acoustics in dissipative fluid at rest; 2.5.1. Propagation equations in linear acoustics.; 2.5.2. Approach to determine the solutions; 2.5.3. Approach of the solutions in presence of acoustic sources; 2.5.4. Boundary conditionsChapter 2: Appendix. Equations of continuity and equations at the thermomechanic discontinuities in continuous mediaA.1. Introduction; A.1.1. Material derivative of volume integrals; A.1.2. Generalization; A.2. Equations of continuity; A.2.1. Mass conservation equation; A.2.2. Equation of impulse continuity; A.2.3. Equation of entropy continuity; A.2.4. Equation of energy continuity; A.3. Equations at discontinuities in mechanics; A.3.1. Introduction; A.3.2. Application to the equation of impulse conservation; A.3.3. Other conditions at discontinuitiesA.4. Examples of application of the equations at discontinuities in mechanics: interface conditionsThe central theme of the chapters is acoustic propagation in fluid media, dissipative or non-dissipative, homogeneous or nonhomogeneous, infinite or limited, placing particular emphasis on the theoretical formulation of the problems considered.ISTESoundAcoustical engineeringFluidsAcoustic propertiesSoundTransmissionSound.Acoustical engineering.FluidsAcoustic properties.SoundTransmission.534Bruneau Michel1937-927359MiAaPQMiAaPQMiAaPQBOOK9910143313903321Fundamentals of acoustics2083585UNINA