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Dynamically structured flow in pulsed fluidised beds / / Kaiqiao Wu
Dynamically structured flow in pulsed fluidised beds / / Kaiqiao Wu
Autore Wu Kaiqiao
Pubbl/distr/stampa Cham, Switzerland : , : Springer, , [2021]
Descrizione fisica 1 online resource (172 pages)
Disciplina 660.284292
Collana Springer Theses
Soggetto topico Fluid dynamics
Gas-solid interfaces
Fluidization
ISBN 3-030-68752-X
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Intro -- Supervisor's Foreword -- Abstract -- Acknowledgements -- Impact Statement -- Contents -- 1 Introduction -- 1.1 Granular Flow and Fluidisation -- 1.2 Challenges to Engineering of Fluidised Beds -- 1.3 Multi-scale Modelling of Gas-Solid Flows -- 1.3.1 Discrete Element Model -- 1.3.2 Two-Fluid Model -- 1.4 Methods for Structuring Bed Hydrodynamics -- 1.5 Dynamic Patterns in Shallow Granular Layers -- 1.5.1 Vibro-Driven Patterns -- 1.5.2 Modelling of Pattern Formation in Vibrated Layers -- 1.5.3 Gas-Driven Patterns -- 1.5.4 Modelling of Pattern Formation in Pulsed Layers -- 1.6 Origin of Bubble Patterns in Pulsed Fluidised Beds -- 1.7 Thesis Objectives and Outline -- References -- 2 Bubbling Properties in Pulsed Fluidised Beds -- 2.1 Introduction -- 2.2 Experimental Implementation and Analysis Methodology -- 2.2.1 Design of Quasi-2D Fluidised Bed Setup -- 2.2.2 Generation of Oscillatory Gas Flow -- 2.2.3 Gas Distribution -- 2.2.4 Particle Properties -- 2.2.5 Image Analysis -- 2.3 Results and Discussion -- 2.3.1 Validation of Gas Distribution -- 2.3.2 Impacts of Pulsed Flow on Bubbling Properties -- 2.3.3 Influence of Structuring on Flow Properties -- 2.3.4 Discussion -- 2.4 Conclusions -- References -- 3 A Structuring Regime to Control Bubbling Beds -- 3.1 Introduction -- 3.2 Experimental Implementation and Analysis Methodology -- 3.2.1 Pattern Intensity -- 3.2.2 Measurement of Bubble Properties -- 3.3 Results and Discussion -- 3.3.1 Impact of Flow Conditions on Pattern Intensity -- 3.3.2 Impact of Bed Height on Pattern Intensity -- 3.3.3 Correlation Between Pattern Intensity and Flow Properties -- 3.3.4 Discussion -- 3.4 Conclusions -- References -- 4 Modelling Dynamically Structured Fluidisation -- 4.1 Introduction -- 4.2 Model Implementation -- 4.2.1 Governing Equations and Closures of Two-Fluid Model.
4.2.2 Governing Equations of Discrete Element Model -- 4.2.3 Interphase Momentum Exchange -- 4.2.4 Experimental Implementation -- 4.2.5 Computational Setup and Numerical Implementation -- 4.2.6 Analysis Methodology -- 4.3 Results and Discussion -- 4.3.1 Experimental and Computational Bed Dynamics -- 4.3.2 Description of the Bed Dynamics During a Patterned State -- 4.3.3 Modelling Larger Pulsed Beds Using Two-Fluid Models -- 4.3.4 Discussion -- 4.4 Conclusions -- References -- 5 The Role of Solid Mechanics in Stabilising Structured Flows -- 5.1 Introduction -- 5.2 Experimental Implementation -- 5.3 Numerical Implementation -- 5.4 Bubble Recognition and Analysis -- 5.5 Results and Discussion -- 5.5.1 Appearance of Structured Bubble Patterns -- 5.5.2 Evolution of Single-Array Bubble Patterns -- 5.5.3 Evolution of Double-Array Bubble Patterns -- 5.5.4 Flow Behaviour of Frictionless Particles in Pulsed Beds -- 5.5.5 Flow Behaviour of Frictional Particles in Pulsed Beds -- 5.5.6 Discussion -- 5.6 Conclusions -- References -- 6 Conclusions -- Appendix A -- A.1 Experimental Quasi-2D Fluidised Bed -- A.2 Gas Flow Calibration Setup -- A.3 Gas Supply Setup -- Appendix B -- B.1 Regularity of Triangle Tessellation -- B.2 Regularity of Bubble Pattern -- Appendix C -- Notation -- References.
Record Nr. UNINA-9910483999503321
Wu Kaiqiao  
Cham, Switzerland : , : Springer, , [2021]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Molecule surface interactions [[electronic resource] /] / edited by K.P. Lawley
Molecule surface interactions [[electronic resource] /] / edited by K.P. Lawley
Pubbl/distr/stampa Chichester ; ; New York, : Wiley, 1989
Descrizione fisica 1 online resource (398 p.)
Disciplina 539.6
539/.6
541.305
541/.08
Altri autori (Persone) LawleyK. P
Collana Advances in chemical physics
Soggetto topico Molecules - Surfaces
Gas-solid interfaces
Soggetto genere / forma Electronic books.
ISBN 1-282-34681-4
9786612346811
0-470-14125-5
0-470-14186-7
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto ADVANCES IN CHEMICAL PHYSICS - VOLUME LXXVI; CONTENTS; INFRARED SPECTROSCOPY OF MOLECULES ADSORBED ON METAL SURFACES; MOLECULAR DESORPTION FROM SOLID SURFACES: LASER DIAGNOSTICS AND CHEMICAL DYNAMICS; MONTE CARLO CALCULATIONS ON PHASE TRANSITIONS IN ADSORBED LAYERS; MODEL STUDIES OF SURFACE CATALYZED REACTIONS; HELLIUM-SCATTERING STUDIES OF THE DYNAMICS AND PHASE TRANSITIONS OF SURFACES; GAS-SURFACE REACTIONS MOLECULAR DYNAMICS SIMULATIONS OF REAL SYSTEMS; THEORY OF RESONANT CHARGE TRANSFER IN ATOM-SURFACE SCATTERING; AUTHOR INDEX; COMPOUND INDEX; SUBJECT INDEX
Record Nr. UNINA-9910144272703321
Chichester ; ; New York, : Wiley, 1989
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Molecule surface interactions [[electronic resource] /] / edited by K.P. Lawley
Molecule surface interactions [[electronic resource] /] / edited by K.P. Lawley
Pubbl/distr/stampa Chichester ; ; New York, : Wiley, 1989
Descrizione fisica 1 online resource (398 p.)
Disciplina 539.6
539/.6
541.305
541/.08
Altri autori (Persone) LawleyK. P
Collana Advances in chemical physics
Soggetto topico Molecules - Surfaces
Gas-solid interfaces
ISBN 1-282-34681-4
9786612346811
0-470-14125-5
0-470-14186-7
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto ADVANCES IN CHEMICAL PHYSICS - VOLUME LXXVI; CONTENTS; INFRARED SPECTROSCOPY OF MOLECULES ADSORBED ON METAL SURFACES; MOLECULAR DESORPTION FROM SOLID SURFACES: LASER DIAGNOSTICS AND CHEMICAL DYNAMICS; MONTE CARLO CALCULATIONS ON PHASE TRANSITIONS IN ADSORBED LAYERS; MODEL STUDIES OF SURFACE CATALYZED REACTIONS; HELLIUM-SCATTERING STUDIES OF THE DYNAMICS AND PHASE TRANSITIONS OF SURFACES; GAS-SURFACE REACTIONS MOLECULAR DYNAMICS SIMULATIONS OF REAL SYSTEMS; THEORY OF RESONANT CHARGE TRANSFER IN ATOM-SURFACE SCATTERING; AUTHOR INDEX; COMPOUND INDEX; SUBJECT INDEX
Record Nr. UNINA-9910831071303321
Chichester ; ; New York, : Wiley, 1989
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Molecule surface interactions / / edited by K.P. Lawley
Molecule surface interactions / / edited by K.P. Lawley
Pubbl/distr/stampa Chichester ; ; New York, : Wiley, 1989
Descrizione fisica 1 online resource (398 p.)
Disciplina 539.6
539/.6
541.305
541/.08
Altri autori (Persone) LawleyK. P
Collana Advances in chemical physics
Soggetto topico Molecules - Surfaces
Gas-solid interfaces
ISBN 1-282-34681-4
9786612346811
0-470-14125-5
0-470-14186-7
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto ADVANCES IN CHEMICAL PHYSICS - VOLUME LXXVI; CONTENTS; INFRARED SPECTROSCOPY OF MOLECULES ADSORBED ON METAL SURFACES; MOLECULAR DESORPTION FROM SOLID SURFACES: LASER DIAGNOSTICS AND CHEMICAL DYNAMICS; MONTE CARLO CALCULATIONS ON PHASE TRANSITIONS IN ADSORBED LAYERS; MODEL STUDIES OF SURFACE CATALYZED REACTIONS; HELLIUM-SCATTERING STUDIES OF THE DYNAMICS AND PHASE TRANSITIONS OF SURFACES; GAS-SURFACE REACTIONS MOLECULAR DYNAMICS SIMULATIONS OF REAL SYSTEMS; THEORY OF RESONANT CHARGE TRANSFER IN ATOM-SURFACE SCATTERING; AUTHOR INDEX; COMPOUND INDEX; SUBJECT INDEX
Record Nr. UNINA-9910877705803321
Chichester ; ; New York, : Wiley, 1989
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Physical chemistry of solid-gas interfaces [[electronic resource] ] : concepts and methodology for gas sensors development / / Rene Lalauze
Physical chemistry of solid-gas interfaces [[electronic resource] ] : concepts and methodology for gas sensors development / / Rene Lalauze
Autore Lalauze René
Pubbl/distr/stampa London, : ISTE
Descrizione fisica 1 online resource (448 p.)
Disciplina 620.1
681/.2
Collana ISTE
Soggetto topico Gas-solid interfaces
Gas detectors
Soggetto genere / forma Electronic books.
ISBN 1-282-68892-8
9786612688928
0-470-61129-4
0-470-39391-2
Classificazione UP 7630
VE 7000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Physical Chemistry of Solid-Gas Interfaces; Table of Contents; Preface; Chapter 1. Adsorption Phenomena; 1.1. The surface of solids: general points; 1.2. Illustration of adsorption; 1.2.1. The volumetric method or manometry; 1.2.2. The gravimetric method or thermogravimetry; 1.3. Acting forces between a gas molecule and the surface of a solid; 1.3.1. Van der Waals forces; 1.3.2. Expression of the potential between a molecule and a solid; 1.3.3. Chemical forces between a gas species and the surface of a solid; 1.3.4. Distinction between physical and chemical adsorption
1.4. Thermodynamic study of physical adsorption1.4.1. The different models of adsorption; 1.4.2. The Hill model; 1.4.3. The Hill-Everett model; 1.4.4. Thermodynamics of the adsorption equilibrium in Hill's model; 1.4.4.1. Formulating the equilibrium; 1.4.4.2. Isotherm equation; 1.4.5. Thermodynamics of adsorption equilibrium in the Hill-Everett model; 1.5. Physical adsorption isotherms; 1.5.1. General points; 1.5.2. Adsorption isotherms of mobile monolayers; 1.5.3. Adsorption isotherms of localized monolayers; 1.5.3.1. Thermodynamic method; 1.5.3.2. The kinetic model
1.5.4. Multilayer adsorption isotherms1.5.4.1. Isotherm equation; 1.6. Chemical adsorption isotherms; 1.7. Bibliography; Chapter 2. Structure of Solids: Physico-chemical Aspects; 2.1. The concept of phases; 2.2. Solid solutions; 2.3. Point defects in solids; 2.4. Denotation of structural members of a crystal lattice; 2.5. Formation of structural point defects; 2.5.1. Formation of defects in a solid matrix; 2.5.2. Formation of defects involving surface elements; 2.5.3. Concept of elementary hopping step; 2.6. Bibliography; Chapter 3. Gas-Solid Interactions: Electronic Aspects
3.1. Introduction3.2. Electronic properties of gases; 3.3. Electronic properties of solids; 3.3.1. Introduction; 3.3.2. Energy spectrum of a crystal lattice electron; 3.3.2.1. Reminder about quantum mechanics principles; 3.3.2.2. Band diagrams of solids; 3.3.2.3. Effective mass of an electron; 3.4. Electrical conductivity in solids; 3.4.1. Full bands; 3.4.2. Partially occupied bands; 3.5. Influence of temperature on the electric behavior of solids; 3.5.1. Band diagram and Fermi level of conductors; 3.5.2. Case of intrinsic semiconductors; 3.5.3. Case of extrinsic semiconductors
3.5.4. Case of materials with point defects3.5.4.1. Metal oxides with anion defects, denoted by MO1-x; 3.5.4.2. Metal oxides with cation vacancies, denoted by M1-xO; 3.5.4.3. Metal oxides with interstitial cations, denoted by M1+xO; 3.5.4.4. Metal oxides with interstitial anions, denoted by MO1+x; 3.6. Bibliography; Chapter 4. Interfacial Thermodynamic Equilibrium Studies; 4.1. Introduction; 4.2. Interfacial phenomena; 4.3. Solid-gas equilibriums involving electron transfers or electron holes; 4.3.1. Concept of surface states; 4.3.2. Space-charge region (SCR); 4.3.3. Electronic work function
4.3.3.1. Case of a semiconductor in the absence of surface states
Record Nr. UNINA-9910139500603321
Lalauze René  
London, : ISTE
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Physical chemistry of solid-gas interfaces [[electronic resource] ] : concepts and methodology for gas sensors development / / Rene Lalauze
Physical chemistry of solid-gas interfaces [[electronic resource] ] : concepts and methodology for gas sensors development / / Rene Lalauze
Autore Lalauze René
Pubbl/distr/stampa London, : ISTE
Descrizione fisica 1 online resource (448 p.)
Disciplina 620.1
681/.2
Collana ISTE
Soggetto topico Gas-solid interfaces
Gas detectors
ISBN 1-282-68892-8
9786612688928
0-470-61129-4
0-470-39391-2
Classificazione UP 7630
VE 7000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Physical Chemistry of Solid-Gas Interfaces; Table of Contents; Preface; Chapter 1. Adsorption Phenomena; 1.1. The surface of solids: general points; 1.2. Illustration of adsorption; 1.2.1. The volumetric method or manometry; 1.2.2. The gravimetric method or thermogravimetry; 1.3. Acting forces between a gas molecule and the surface of a solid; 1.3.1. Van der Waals forces; 1.3.2. Expression of the potential between a molecule and a solid; 1.3.3. Chemical forces between a gas species and the surface of a solid; 1.3.4. Distinction between physical and chemical adsorption
1.4. Thermodynamic study of physical adsorption1.4.1. The different models of adsorption; 1.4.2. The Hill model; 1.4.3. The Hill-Everett model; 1.4.4. Thermodynamics of the adsorption equilibrium in Hill's model; 1.4.4.1. Formulating the equilibrium; 1.4.4.2. Isotherm equation; 1.4.5. Thermodynamics of adsorption equilibrium in the Hill-Everett model; 1.5. Physical adsorption isotherms; 1.5.1. General points; 1.5.2. Adsorption isotherms of mobile monolayers; 1.5.3. Adsorption isotherms of localized monolayers; 1.5.3.1. Thermodynamic method; 1.5.3.2. The kinetic model
1.5.4. Multilayer adsorption isotherms1.5.4.1. Isotherm equation; 1.6. Chemical adsorption isotherms; 1.7. Bibliography; Chapter 2. Structure of Solids: Physico-chemical Aspects; 2.1. The concept of phases; 2.2. Solid solutions; 2.3. Point defects in solids; 2.4. Denotation of structural members of a crystal lattice; 2.5. Formation of structural point defects; 2.5.1. Formation of defects in a solid matrix; 2.5.2. Formation of defects involving surface elements; 2.5.3. Concept of elementary hopping step; 2.6. Bibliography; Chapter 3. Gas-Solid Interactions: Electronic Aspects
3.1. Introduction3.2. Electronic properties of gases; 3.3. Electronic properties of solids; 3.3.1. Introduction; 3.3.2. Energy spectrum of a crystal lattice electron; 3.3.2.1. Reminder about quantum mechanics principles; 3.3.2.2. Band diagrams of solids; 3.3.2.3. Effective mass of an electron; 3.4. Electrical conductivity in solids; 3.4.1. Full bands; 3.4.2. Partially occupied bands; 3.5. Influence of temperature on the electric behavior of solids; 3.5.1. Band diagram and Fermi level of conductors; 3.5.2. Case of intrinsic semiconductors; 3.5.3. Case of extrinsic semiconductors
3.5.4. Case of materials with point defects3.5.4.1. Metal oxides with anion defects, denoted by MO1-x; 3.5.4.2. Metal oxides with cation vacancies, denoted by M1-xO; 3.5.4.3. Metal oxides with interstitial cations, denoted by M1+xO; 3.5.4.4. Metal oxides with interstitial anions, denoted by MO1+x; 3.6. Bibliography; Chapter 4. Interfacial Thermodynamic Equilibrium Studies; 4.1. Introduction; 4.2. Interfacial phenomena; 4.3. Solid-gas equilibriums involving electron transfers or electron holes; 4.3.1. Concept of surface states; 4.3.2. Space-charge region (SCR); 4.3.3. Electronic work function
4.3.3.1. Case of a semiconductor in the absence of surface states
Record Nr. UNINA-9910829887603321
Lalauze René  
London, : ISTE
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Physico-chemistry of solid-gas interfaces : concepts and methodology for gas sensors development / / Rene Lalauze
Physico-chemistry of solid-gas interfaces : concepts and methodology for gas sensors development / / Rene Lalauze
Autore Lalauze Rene
Pubbl/distr/stampa London, : ISTE
Descrizione fisica 1 online resource (448 p.)
Disciplina 681/.2
Collana ISTE
Soggetto topico Gas-solid interfaces
Gas detectors
ISBN 1-282-68892-8
9786612688928
0-470-61129-4
0-470-39391-2
Classificazione UP 7630
VE 7000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Physical Chemistry of Solid-Gas Interfaces; Table of Contents; Preface; Chapter 1. Adsorption Phenomena; 1.1. The surface of solids: general points; 1.2. Illustration of adsorption; 1.2.1. The volumetric method or manometry; 1.2.2. The gravimetric method or thermogravimetry; 1.3. Acting forces between a gas molecule and the surface of a solid; 1.3.1. Van der Waals forces; 1.3.2. Expression of the potential between a molecule and a solid; 1.3.3. Chemical forces between a gas species and the surface of a solid; 1.3.4. Distinction between physical and chemical adsorption
1.4. Thermodynamic study of physical adsorption1.4.1. The different models of adsorption; 1.4.2. The Hill model; 1.4.3. The Hill-Everett model; 1.4.4. Thermodynamics of the adsorption equilibrium in Hill's model; 1.4.4.1. Formulating the equilibrium; 1.4.4.2. Isotherm equation; 1.4.5. Thermodynamics of adsorption equilibrium in the Hill-Everett model; 1.5. Physical adsorption isotherms; 1.5.1. General points; 1.5.2. Adsorption isotherms of mobile monolayers; 1.5.3. Adsorption isotherms of localized monolayers; 1.5.3.1. Thermodynamic method; 1.5.3.2. The kinetic model
1.5.4. Multilayer adsorption isotherms1.5.4.1. Isotherm equation; 1.6. Chemical adsorption isotherms; 1.7. Bibliography; Chapter 2. Structure of Solids: Physico-chemical Aspects; 2.1. The concept of phases; 2.2. Solid solutions; 2.3. Point defects in solids; 2.4. Denotation of structural members of a crystal lattice; 2.5. Formation of structural point defects; 2.5.1. Formation of defects in a solid matrix; 2.5.2. Formation of defects involving surface elements; 2.5.3. Concept of elementary hopping step; 2.6. Bibliography; Chapter 3. Gas-Solid Interactions: Electronic Aspects
3.1. Introduction3.2. Electronic properties of gases; 3.3. Electronic properties of solids; 3.3.1. Introduction; 3.3.2. Energy spectrum of a crystal lattice electron; 3.3.2.1. Reminder about quantum mechanics principles; 3.3.2.2. Band diagrams of solids; 3.3.2.3. Effective mass of an electron; 3.4. Electrical conductivity in solids; 3.4.1. Full bands; 3.4.2. Partially occupied bands; 3.5. Influence of temperature on the electric behavior of solids; 3.5.1. Band diagram and Fermi level of conductors; 3.5.2. Case of intrinsic semiconductors; 3.5.3. Case of extrinsic semiconductors
3.5.4. Case of materials with point defects3.5.4.1. Metal oxides with anion defects, denoted by MO1-x; 3.5.4.2. Metal oxides with cation vacancies, denoted by M1-xO; 3.5.4.3. Metal oxides with interstitial cations, denoted by M1+xO; 3.5.4.4. Metal oxides with interstitial anions, denoted by MO1+x; 3.6. Bibliography; Chapter 4. Interfacial Thermodynamic Equilibrium Studies; 4.1. Introduction; 4.2. Interfacial phenomena; 4.3. Solid-gas equilibriums involving electron transfers or electron holes; 4.3.1. Concept of surface states; 4.3.2. Space-charge region (SCR); 4.3.3. Electronic work function
4.3.3.1. Case of a semiconductor in the absence of surface states
Record Nr. UNINA-9910876664803321
Lalauze Rene  
London, : ISTE
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Quantum theory of a particle-oscillator collision applied to gas-surface interactions at cryogenic temperatures / / by Jerry D. Smith
Quantum theory of a particle-oscillator collision applied to gas-surface interactions at cryogenic temperatures / / by Jerry D. Smith
Autore Smith Jerry D (Scientist)
Pubbl/distr/stampa Washington, D.C. : , : National Aeronautics and Space Administration, , December 1968
Descrizione fisica 1 online resource (ii, 40 pages) : illustrations
Collana NASA/TN
Soggetto topico Gas-solid interfaces
Collisions (Nuclear physics) - Mathematical models
Low temperature
Harmonic oscillators
Schrödinger equation
Differential equations, Partial - Numerical solutions
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910716030403321
Smith Jerry D (Scientist)  
Washington, D.C. : , : National Aeronautics and Space Administration, , December 1968
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui