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Acoustic particle velocity measurements using laser : principles, signal processing and applications / / Jean-Christophe Valière
| Acoustic particle velocity measurements using laser : principles, signal processing and applications / / Jean-Christophe Valière |
| Autore | Valière Jean-Christophe |
| Pubbl/distr/stampa | London, England ; ; Hoboken, New Jersey : , : ISTE Ltd : , : John Wiley & Sons, , 2014 |
| Descrizione fisica | 1 online resource (157 p.) |
| Disciplina | 534.42 |
| Collana | Focus Series |
| Soggetto topico |
Sound - Measurement
Electro-acoustics |
| ISBN |
1-118-64933-8
1-118-64934-6 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Cover; Title Page; Contents; Preface; Chapter 1. Summary Of Acoustic Equations; 1.1. Basic equations; 1.1.1. Fluid- and thermodynamics; 1.1.2. Hypothesis of linear acoustics without losses; 1.2. Acoustic equations; 1.2.1. Linear acoustic equations with sources; 1.2.2. Some remarks on acoustic sources; 1.2.3. Without sources; 1.2.4. Acoustic intensity and source power; 1.2.5. Acoustic impedance and border conditions; 1.3. Constants, units and magnitude orders of linear acoustics; 1.4. Acoustic velocity measurement and applications; 1.4.1. Velocity estimation from pressure gradient
1.4.2. Intensity estimation 1.4.3. Application to impedance estimation; 1.5. Beyond linear equations; 1.5.1. Acoustic equations with mean flow; 1.5.2. High acoustic displacement; 1.5.3. Acoustic streaming; 1.6. Bibliography; Chapter 2. Some Topics On Signal Processing; 2.1. Measurement signal; 2.1.1. Random signals; 2.1.2. Statistical averages; 2.1.3. Time averages; 2.1.4. Acoustic signal model; 2.2. Reminder of Fourier analysis tools; 2.2.1. Fourier transform; 2.2.2. Uniform sampling and recovery of signals; 2.2.3. Fourier transform of discrete signals; 2.2.4. Discrete Fourier transform 2.3. Correlations and spectra 2.3.1. Definitions; 2.3.2. Stationary and ergodic process; 2.3.3. Properties of correlation functions and examples; 2.3.4. PSD and cross-spectral density properties; 2.4. Basis of estimation theory; 2.4.1. Definition and properties of an estimation method; 2.4.2. Mean estimator; 2.4.3. Correlation estimators; 2.4.4. Spectrum estimators; 2.4.5. Spectrum estimator by synchronous detection approach; 2.5. Non-uniform sampling; 2.5.1. Poisson processes; 2.5.2. Empirical estimators; 2.5.3. Comparison of spectrum estimation of random sampling sequences; 2.6. Bibliography 2.7. Appendix 2.7.1. Properties of the Fourier transform; 2.7.2. Fourier transforms of typical functions; 2.7.3. Properties of the discrete Fourier transform (DFT); Chapter 3. Ldv For Acoustics; 3.1. Bases of LDV; 3.1.1. Optical principles; 3.1.2. Signal processing of burst analyses in the context of fluid mechanics; 3.2. Models for acoustics; 3.2.1. Model of the Doppler signal; 3.2.2. Model of the sampling in the context of acoustics; 3.2.3. Case of low acoustic displacement with few mean flows; 3.2.4. Case of high acoustic displacement with few mean flows; 3.2.5. Other cases 3.3. Estimation method for low acoustic displacement 3.3.1. Theoretical limitations; 3.3.2. Estimation methods based on IF detection; 3.3.3. Estimation based on parametrical models; 3.3.4. Simultaneous detection of flow velocity and small acoustic velocity; 3.3.5. Comparison between methods for low-level acoustics; 3.4. Estimation method for high displacement; 3.4.1. Experimental condition; 3.4.2. Theoretical limitations; 3.4.3. Estimation for SPP; 3.4.4. Estimation for highly NSPP; 3.5. Bibliography; Chapter 4. Piv For Acoustics; 4.1. Principle of PIV; 4.1.1. Setting up 4.1.2. Model of the 2D signal and image processing |
| Record Nr. | UNINA-9910139118203321 |
Valière Jean-Christophe
|
||
| London, England ; ; Hoboken, New Jersey : , : ISTE Ltd : , : John Wiley & Sons, , 2014 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Acoustic particle velocity measurements using laser : principles, signal processing and applications / / Jean-Christophe Valière
| Acoustic particle velocity measurements using laser : principles, signal processing and applications / / Jean-Christophe Valière |
| Autore | Valière Jean-Christophe |
| Pubbl/distr/stampa | London, England ; ; Hoboken, New Jersey : , : ISTE Ltd : , : John Wiley & Sons, , 2014 |
| Descrizione fisica | 1 online resource (157 p.) |
| Disciplina | 534.42 |
| Collana | Focus Series |
| Soggetto topico |
Sound - Measurement
Electro-acoustics |
| ISBN |
1-118-64933-8
1-118-64934-6 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Cover; Title Page; Contents; Preface; Chapter 1. Summary Of Acoustic Equations; 1.1. Basic equations; 1.1.1. Fluid- and thermodynamics; 1.1.2. Hypothesis of linear acoustics without losses; 1.2. Acoustic equations; 1.2.1. Linear acoustic equations with sources; 1.2.2. Some remarks on acoustic sources; 1.2.3. Without sources; 1.2.4. Acoustic intensity and source power; 1.2.5. Acoustic impedance and border conditions; 1.3. Constants, units and magnitude orders of linear acoustics; 1.4. Acoustic velocity measurement and applications; 1.4.1. Velocity estimation from pressure gradient
1.4.2. Intensity estimation 1.4.3. Application to impedance estimation; 1.5. Beyond linear equations; 1.5.1. Acoustic equations with mean flow; 1.5.2. High acoustic displacement; 1.5.3. Acoustic streaming; 1.6. Bibliography; Chapter 2. Some Topics On Signal Processing; 2.1. Measurement signal; 2.1.1. Random signals; 2.1.2. Statistical averages; 2.1.3. Time averages; 2.1.4. Acoustic signal model; 2.2. Reminder of Fourier analysis tools; 2.2.1. Fourier transform; 2.2.2. Uniform sampling and recovery of signals; 2.2.3. Fourier transform of discrete signals; 2.2.4. Discrete Fourier transform 2.3. Correlations and spectra 2.3.1. Definitions; 2.3.2. Stationary and ergodic process; 2.3.3. Properties of correlation functions and examples; 2.3.4. PSD and cross-spectral density properties; 2.4. Basis of estimation theory; 2.4.1. Definition and properties of an estimation method; 2.4.2. Mean estimator; 2.4.3. Correlation estimators; 2.4.4. Spectrum estimators; 2.4.5. Spectrum estimator by synchronous detection approach; 2.5. Non-uniform sampling; 2.5.1. Poisson processes; 2.5.2. Empirical estimators; 2.5.3. Comparison of spectrum estimation of random sampling sequences; 2.6. Bibliography 2.7. Appendix 2.7.1. Properties of the Fourier transform; 2.7.2. Fourier transforms of typical functions; 2.7.3. Properties of the discrete Fourier transform (DFT); Chapter 3. Ldv For Acoustics; 3.1. Bases of LDV; 3.1.1. Optical principles; 3.1.2. Signal processing of burst analyses in the context of fluid mechanics; 3.2. Models for acoustics; 3.2.1. Model of the Doppler signal; 3.2.2. Model of the sampling in the context of acoustics; 3.2.3. Case of low acoustic displacement with few mean flows; 3.2.4. Case of high acoustic displacement with few mean flows; 3.2.5. Other cases 3.3. Estimation method for low acoustic displacement 3.3.1. Theoretical limitations; 3.3.2. Estimation methods based on IF detection; 3.3.3. Estimation based on parametrical models; 3.3.4. Simultaneous detection of flow velocity and small acoustic velocity; 3.3.5. Comparison between methods for low-level acoustics; 3.4. Estimation method for high displacement; 3.4.1. Experimental condition; 3.4.2. Theoretical limitations; 3.4.3. Estimation for SPP; 3.4.4. Estimation for highly NSPP; 3.5. Bibliography; Chapter 4. Piv For Acoustics; 4.1. Principle of PIV; 4.1.1. Setting up 4.1.2. Model of the 2D signal and image processing |
| Record Nr. | UNINA-9910819717303321 |
|
Valière Jean-Christophe
|
||
| London, England ; ; Hoboken, New Jersey : , : ISTE Ltd : , : John Wiley & Sons, , 2014 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Business models for the circular economy : opportunities and challenges for policy / / Organisation for Economic Co-operation and Development
| Business models for the circular economy : opportunities and challenges for policy / / Organisation for Economic Co-operation and Development |
| Pubbl/distr/stampa | Paris, France : , : OECD Publishing, , [2019] |
| Descrizione fisica | 1 online resource (114 pages) |
| Disciplina | 534.42 |
| Soggetto topico |
Adaptation (Biology)
Finance Force and energy Ecology Euthenics Nature and nurture Power (Mechanics) Power resources |
| ISBN |
92-64-31142-4
92-64-69144-8 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910793909203321 |
| Paris, France : , : OECD Publishing, , [2019] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Business models for the circular economy : opportunities and challenges for policy / / Organisation for Economic Co-operation and Development
| Business models for the circular economy : opportunities and challenges for policy / / Organisation for Economic Co-operation and Development |
| Pubbl/distr/stampa | Paris, France : , : OECD Publishing, , [2019] |
| Descrizione fisica | 1 online resource (114 pages) |
| Disciplina | 534.42 |
| Soggetto topico |
Adaptation (Biology)
Finance Force and energy Ecology Euthenics Nature and nurture Power (Mechanics) Power resources |
| ISBN |
92-64-31142-4
92-64-69144-8 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910826252803321 |
| Paris, France : , : OECD Publishing, , [2019] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Stabilization of Kelvin-Voigt damped systems / / Kaïs Ammari and Fathi Hassine
| Stabilization of Kelvin-Voigt damped systems / / Kaïs Ammari and Fathi Hassine |
| Autore | Ammari Kaïs |
| Pubbl/distr/stampa | Cham, Switzerland : , : Birkhäuser, , [2022] |
| Descrizione fisica | 1 online resource (156 pages) |
| Disciplina | 534.42 |
| Collana | Advances in Mechanics and Mathematics |
| Soggetto topico |
Damping (Mechanics)
Estabilitat Mecànica |
| Soggetto genere / forma | Llibres electrònics |
| ISBN | 3-031-12519-3 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Intro -- Preface -- Contents -- 1 Preliminaries -- 1.1 Semigroups of Bounded Linear Operators -- 1.1.1 Basic Properties -- 1.2 Stability -- 1.2.1 Strong Stability -- 1.2.2 Exponential Stability -- 1.2.3 Polynomial Stability -- 1.2.4 Logarithmic Stability -- 2 Stability of Elastic Transmission Systems with a Local Kelvin-Voigt Damping -- 2.1 Introduction -- 2.2 Transversal Motion -- 2.3 Longitudinal Motion -- 3 Stabilization for the Wave Equation with Singular Kelvin-Voigt Damping -- 3.1 Introduction and Main Results -- 3.2 Well-posedness and Strong Stability -- 3.3 Carleman Estimate -- 3.4 Stabilization Result -- 4 Logarithmic Stabilization of the Euler-Bernoulli Transmission Plate Equation with Locally Distributed Kelvin-Voigt Damping -- 4.1 Introduction -- 4.2 Model and Statement of Results -- 4.3 Existence and Uniqueness -- 4.4 Carleman Estimate and Construction of the Weight Functions -- 4.4.1 Carleman Estimate -- 4.4.2 Construction of the Weight Functions -- 4.5 Resolvent Estimate -- 5 Energy Decay Estimates of Elastic Transmission Wave/Beam Systems with a Local Kelvin-Voigt Damping -- 5.1 Introduction and Motivation -- 5.2 Preliminary and Main Results -- 5.3 Damping Arising from the Transversal Motion -- 5.4 Damping Arising from the Longitudinal Motion -- 5.5 Non-exponential Stability -- 5.5.1 Case When the Damping Arising from the Wave Equation -- 5.5.2 Case When the Damping Arising from the Beam Equation -- 6 Asymptotic Behavior of the Transmission Euler-Bernoulli Plate and Wave Equation with a Localized Kelvin-Voigt Damping -- 6.1 Introduction -- 6.1.1 The Method of Analysis -- 6.2 Existence and Uniqueness -- 6.3 Carleman Estimate Near the Surface -- 6.4 Resolvent Estimate -- 7 Conclusion and Perspectives -- References. |
| Record Nr. | UNISA-996490343603316 |
|
Ammari Kaïs
|
||
| Cham, Switzerland : , : Birkhäuser, , [2022] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. di Salerno | ||
| ||
Stabilization of Kelvin-Voigt damped systems / / Kaïs Ammari and Fathi Hassine
| Stabilization of Kelvin-Voigt damped systems / / Kaïs Ammari and Fathi Hassine |
| Autore | Ammari Kaïs |
| Pubbl/distr/stampa | Cham, Switzerland : , : Birkhäuser, , [2022] |
| Descrizione fisica | 1 online resource (156 pages) |
| Disciplina | 534.42 |
| Collana | Advances in Mechanics and Mathematics |
| Soggetto topico |
Damping (Mechanics)
Estabilitat Mecànica |
| Soggetto genere / forma | Llibres electrònics |
| ISBN | 3-031-12519-3 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Intro -- Preface -- Contents -- 1 Preliminaries -- 1.1 Semigroups of Bounded Linear Operators -- 1.1.1 Basic Properties -- 1.2 Stability -- 1.2.1 Strong Stability -- 1.2.2 Exponential Stability -- 1.2.3 Polynomial Stability -- 1.2.4 Logarithmic Stability -- 2 Stability of Elastic Transmission Systems with a Local Kelvin-Voigt Damping -- 2.1 Introduction -- 2.2 Transversal Motion -- 2.3 Longitudinal Motion -- 3 Stabilization for the Wave Equation with Singular Kelvin-Voigt Damping -- 3.1 Introduction and Main Results -- 3.2 Well-posedness and Strong Stability -- 3.3 Carleman Estimate -- 3.4 Stabilization Result -- 4 Logarithmic Stabilization of the Euler-Bernoulli Transmission Plate Equation with Locally Distributed Kelvin-Voigt Damping -- 4.1 Introduction -- 4.2 Model and Statement of Results -- 4.3 Existence and Uniqueness -- 4.4 Carleman Estimate and Construction of the Weight Functions -- 4.4.1 Carleman Estimate -- 4.4.2 Construction of the Weight Functions -- 4.5 Resolvent Estimate -- 5 Energy Decay Estimates of Elastic Transmission Wave/Beam Systems with a Local Kelvin-Voigt Damping -- 5.1 Introduction and Motivation -- 5.2 Preliminary and Main Results -- 5.3 Damping Arising from the Transversal Motion -- 5.4 Damping Arising from the Longitudinal Motion -- 5.5 Non-exponential Stability -- 5.5.1 Case When the Damping Arising from the Wave Equation -- 5.5.2 Case When the Damping Arising from the Beam Equation -- 6 Asymptotic Behavior of the Transmission Euler-Bernoulli Plate and Wave Equation with a Localized Kelvin-Voigt Damping -- 6.1 Introduction -- 6.1.1 The Method of Analysis -- 6.2 Existence and Uniqueness -- 6.3 Carleman Estimate Near the Surface -- 6.4 Resolvent Estimate -- 7 Conclusion and Perspectives -- References. |
| Record Nr. | UNINA-9910595044403321 |
|
Ammari Kaïs
|
||
| Cham, Switzerland : , : Birkhäuser, , [2022] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||