Membrane Reactors

Abstract

Preface BASIC PROBLEMS OF CHEMICAL REACTION ENGINEERING AND POTENTIAL OF MEMBRANE REACTORS Challenges in Chemical Reaction Engineering Concepts of Membrane Reactors Available Membranes Illustration of the Selectivity Problem Reaction Rate, Conversion, Selectivity and Yield Distributed Dosing in Packed-Bed and Membrane Reactors Kinetic Compatibility in Membrane Reactors Current Status of Membrane Reactors of the Distributor Type MODELING OF MEMBRANE REACTORS Introduction Momentum, Mass and Heat Balances Transport Kinetics Reduced Models Solvability, Discretization Methods and Fast Solution Implementation in FLUENT, MooNMD, COMSOL and ProMoT Conclusion CATALYSIS AND REACTION KINETICS OF A MODEL REACTION Introduction The Reaction Network of the Oxidative Dehydrogenation of Ethane Catalysts and Structure-Activity Relations Derivation of a Kinetic Model TRANSPORT PHENOMENA IN POROUS MEMBRANES AND MEMBRANE REACTORS Introduction Aspects of Discretizing Convection-Diffusion Equations Velocity Fields in Membrane Reactors Determination of Transport Coefficients and Validation of Models Analysis of Convective and Diffusive Transport Phenomena in a CMR Parametric Study of a CMR Conclusion PACKED-BED MEMBRANE REACTORS Introduction Principles and Modeling Model-Based Analysis of a Distributed Dosing via Membranes Experimental Results for the Oxidative Dehydrogenation of Ethane to Ethylene Results for the Oxidative Dehydrogenation of Propane Summary and Conclusions FLUIDIZED-BED MEMBRANE REACTORS Introduction Modeling of the Distributed Reactant Dosage in Fluidized Beds Experimental Conclusions SOLID ELECTROLYTE MEMBRANE REACTORS Introduction Operational and Material Aspects in Solid Electrolyte Membrane Reactors Modeling of Solid Electrolyte Membrane Reactors Membrane Reactors Applying Ion-Conducting Materials Conclusions NONLINEAR DYNAMICS OF MEMBRANE REACTORS Introduction Limit of Chemical Equilibrium Pattern Formation Conclusions COMPARISON OF DIFFERENT MEMBRANE REACTORS General Aspects Regarding Membrane Reactors of the Distributor Type Oxidative Dehydrogenation of Ethane in Different Types of Membrane Reactors General Conclusion