Multiphase catalytic reactors : theory, design, manufacturing, and applications /: theory, design, manufacturing, and applications. ([2016])

• Record Type: Book
• Further Information: Note: Edited by Zeynep Ilsen Önsan, Ahmet Kerim Avci.
• Editors: Önsan, Zeynep Ilsen; Avci, Ahmet Kerim
• Contents: Contributors Preface PART 1. PRINCIPLES OF CATALYTIC REACTION ENGINEERING Chapter 1. Catalytic Reactor Types and Their Industrial Significance; Zeynep Ilsen Önsan and Ahmet K. Avci 1.1. Introduction 1.2. Reactors with fixed bed of catalysts 1.2.1. Packed-bed reactors 1.2.2. Monolith reactors 1.2.3. Radial flow reactors 1.2.4. Trickle bed reactors 1.2.5. Short contact time reactors 1.3. Reactors with moving bed of catalysts 1.3.1. Fluidized-bed reactors 1.3.2. Slurry reactors 1.3.3. Moving bed reactors 1.4. Reactors without catalyst bed 1.5. Summary References Chapter 2. Microkinetic Analysis of Heterogeneous Catalytic Systems; Zeynep Ilsen Onsan 2.1. Heterogeneous catalytic systems 2.1.1. Chemical and physical characteristics of solid catalysts 2.1.2. Activity, selectivity and stability 2.2. Intrinsic kinetics of heterogeneous reactions 2.2.1. Kinetic models and mechanisms 2.2.2. Analysis and correlation of rate data 2.3. External (Interphase) transport processes 2.3.1. External mass transfer – Isothermal conditions 2.3.2. External temperature effects 2.3.3. Nonisothermal conditions – Multiple steady states 2.3.4. External effectiveness factors 2.4. Internal (Intraparticle) transport processes 2.4.1. Intraparticle mass and heat transfer 2.4.2. Mass transfer with chemical reaction – Isothermal effectiveness 2.4.3. Heat and mass transfer with chemical reaction 2.4.4. Impact of internal transport limitations on kinetic studies 2.5. Combination of external and internal transport effects 2.5.1. Isothermal overall effectiveness 2.5.2. Nonisothermal conditions 2.6. Summary Nomenclature References PART 2. TWO-PHASE CATALYTIC REACTORS Chapter 3. Fixed-Bed Gas-Solid Catalytic Reactors; João P. Lopes and Alírio E. Rodrigues 3.1. Introduction and outline 3.2. Modeling of fixed-bed reactors 3.2.1. Description of transport-reaction phenomena 3.2.2. Mathematical model 3.2.3. Model reduction and selection 3.3. Averaging over the catalyst particle 3.3.1. Chemical regime 3.3.2. Diffusional regime 3.4. Dominant fluid-solid mass transfer 3.4.1. Isothermal axial flow bed 3.4.2. Non-Isothermal Non-Adiabatic axial flow bed 3.5. Dominant fluid-solid mass and heat transfer 3.6. Negligible mass and thermal dispersion 3.7. Conclusions Nomenclature References Chapter 4. Fluidized-Bed Catalytic Reactors; John R. Grace 4.1. Introduction 4.1.1. Advantages and disadvantages of fluidized bed reactors 4.1.2. Pre-conditions for successful fluidized bed processes 4.1.3. Industrial catalytic processes employing fluidized bed reactors 4.2. Key hydrodynamic features of gas-fluidized beds 4.2.1. Minimum fluidization velocity 4.2.2. Powder group and minimum bubbling velocity 4.2.3. Flow regimes and transitions 4.2.4. Bubbling fluidized beds 4.2.5. Turbulent fluidization flow regime 4.2.6. Fast fluidization and dense suspension upflow 4.3. Key properties affecting reactor effectiveness 4.3.1. Particle mixing 4.3.2. Gas mixing 4.3.3. Heat transfer and temperature uniformity 4.3.4. Mass transfer 4.3.5. Entrainment 4.3.6. Attrition 4.3.7. Wear 4.3.8. Agglomeration and fouling 4.3.9. Electrostatics and other interparticle forces 4.4. Reactor modeling 4.4.1. Basis for reactor modeling 4.4.2. Modeling of bubbling and slugging flow regimes 4.4.3. Modeling of reactors operating in high-velocity flow regimes 4.5. Scale-up, pilot testing and practical issues 4.5.1. Scale-up issues 4.5.2. Laboratory and pilot testing 4.5.3. Instrumentation 4.5.4. Other practical issues 4.6. Concluding remarks Nomenclature References PART 3. THREE-PHASE CATALYTIC REACTORS Chapter 5. Three-Phase Fixed Bed Reactors; Ion Iliuta and Faïçal Larachi 5.1. Introduction 5.2. Hydrodynamic aspects of three-phase fixed bed reactors 5.2.1. General aspects: flow regimes, liquid holdup, two-phase pressure drop, wetting efficiency 5.2.2. Standard two-fluid models for two-phase downflow and upflow in three-phase fixed bed reactors 5.2.3. Non-equilibrium thermomechanical models for two-phase flow in three-phase fixed bed reactors 5.3. Mass and heat transfer in three-phase fixed bed reactors 5.3.1. Gas-liquid mass transfer 5.3.2. Liquid-solid mass transfer 5.3.3. Heat transfer 5.4. Scale-up and scale-down of trickle-bed reactors 5.4.1. Scaling-up trickle-bed reactors 5.4.2. Scaling-down trickle-bed reactors 5.4.3. Salient conclusions 5.5. Trickle-bed reactors/bioreactors modeling 5.5.1. Catalytic hydrodesulfurization and bed clogging in hydrotreating trickle-bed reactors 5.5.2. Biomass accumulation and clogging in trickle-bed bioreactors for phenol biodegradation 5.5.3. Integrated aqueous-phase glycerol reforming and dimethyl ether synthesis into an autothermal dual-bed reactor Nomenclature References Chapter 6. Three Phase Slurry Reactors; Vivek V. Buwa, Shantanu Roy and Vivek V. Ranade 6.1. Introduction 6.2. Reactor design, scale-up methodology and reactor selection 6.2.1. Practical aspects of reactor design and scale-up 6.2.2. Transport effects at particle level 6.3. Reactor models for design and scale-up 6.3.1. Lower order models 6.3.2. Tank-in-series/mixing cell models 6.4. Estimation of transport and hydrodynamic parameters 6.4.1. Estimation of transport parameters 6.4.2. Estimation of hydrodynamic parameters 6.5. Advanced computational fluid dynamics (CFD) based models 6.6. Summary and closing remarks Nomenclature References Chapter 7. Bioreactors; Pedro Fernandes and Joaquim M.S. Cabral 7.1 Introduction 7.2. Basic concepts, configurations and modes of operation 7.2.1. Basic concepts 7.2.2. Reactor configurations and modes of operation 7.3. Mass balances and reactor equations 7.3.1. Operation with enzymes 7.3.2. Operation with living cells 7.4. Immobilized enzymes and cells 7.4.1. Mass transfer effects 7.4.2. Deactivation effects 7.5. Aeration 7.6. Mixing 7.7. Heat transfer 7.8. Scale-up 7.9. Bioreactors for animal cell culture 7.10. Monitoring and control of bioreactors Nomenclature References PART 4. STRUCTURED REACTORS Chapter 8. Monolith Reactors; João P. Lopes and Alírio E. Rodrigues 8.1. Introduction 8.1.1. Design concepts 8.1.2. Applications 8.2. Design of wall-coated monolith channels 8.2.1. Flow in monolithic channels 8.2.2. Mass transfer and wall reaction 8.2.3. Reaction and diffusion in the catalytic washcoat 8.2.4. Non-isothermal operation 8.3. Mapping and evaluation of operating regimes 8.3.1. Diversity in the operation of a monolith reactor 8.3.2. Definition of operating regimes 8.3.3. Operating d
• Publisher Details: Hoboken, New Jersey : John Wiley & Sons Inc
• Publication Date: 2016
• Extent: 1 online resource
• Subjects: 660/.2832; Phase-transfer catalysis; Chemical reactors; Chemical reactors; Phase-transfer catalysis; SCIENCE / Chemistry / Industrial & Technical; TECHNOLOGY & ENGINEERING / Chemical & Biochemical; Electronic books
• Languages: English
• ISBNs: 9781119248477; 1119248477; 1119248469; 9781119248460; 9781119248491; 1119248493; 9781118115763; 1118115767
• Related ISBNs: 1118115767
• Notes: Note: Includes bibliographical references and index.; Note: Print version record.
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