Meta-organizations / Göran Ahrne and Nils Brunsson

• Record Nr.: UNICASRML0315999
• Autore: Ahrne, Göran
• Pubbl/distr/stampa: Cheltenham, : Edward Elgar, ©2008
• Descrizione fisica: XI, 187 p. ; 23 cm.
• Altri autori (Persone): Brunsson, Nils
• Disciplina: 302.35
• Soggetti: Organizzazione
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia

CFD modeling and analysis of different novel designs of air-breathing PEM fuel cells [[electronic resource] /] / Maher A.R. Sadiq Al-Baghdadi

• Record Nr.: UNINA9910791849203321
• Autore: Al-Baghdadi Maher A. R. Sadiq
• Pubbl/distr/stampa: New York, : Nova Science Publishers, c2010
• ISBN: 1-61122-446-2
• Descrizione fisica: 1 online resource (253 p.)
• Collana: Energy science, engineering and technology series
• Disciplina: 621.31/2429
• Soggetti: Proton exchange membrane fuel cells - Mathematical models; Proton exchange membrane fuel cells - Computer simulation; Proton exchange membrane fuel cells - Design and construction - Mathematics; Computational fluid dynamics
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Note generali: Description based upon print version of record.
• Nota di bibliografia: Includes bibliographical references and index.
• Nota di contenuto: ""CFD MODELING AND ANALYSISOF DIFFERENT NOVEL DESIGNS OFAIR-BREATHING PEM FUELCELLS""; ""CONTENTS""; ""PREFACE""; ; ""ACKNOWLEDGMENTS""; ""NOMENCLATURE""; ""1. INTRODUCTION""; ""1.1. BACKGROUND""; ""1.2. TYPES OF FUEL CELL""; ""1.3. OPERATION PRINCIPLE OF A PEM FUEL CELL""; ""1.4. FUEL CELL COMPONENTS""; ""1.4.1. Polymer Electrolyte Membrane""; ""1.4.2. Catalyst Layer""; ""1.4.3. Gas Diffusion Layer""; ""1.5. FUEL CELL THERMODYNAMICS""; ""1.5.1. Gibbs Free Energy Change in Fuel Cell Reactions""; ""1.5.2. Electrode Potential""; ""1.5.3. Electrode Kinetics""; ""1.6. TRANSPORT PHENOMENA IN AIR-BREATHING PEMFUEL CELLS""""2. CFD MODEL""; ""2.1. INTRODUCTION""; ""2.2. MODEL DESCRIPTION""; ""2.3. MODELLING EQUATIONS""; ""2.3.1. Air and Fuel Flow""; ""2.3.2. Gas Diffusion Layers""; ""Implementation of Phase Change""; ""2.3.3. Catalyst Layers""; ""2.3.4. Membrane""; ""2.3.5. Potential Drop across the Cell""; ""2.3.5.1. Cell Potential""; ""2.3.5.2. Activation Overpotential""; ""2.3.5.3. Ohmic Overpotential in Gas Diffusion Layers""; ""2.3.5.4. Membrane Overpotential""; ""2.3.5.5. Diffusion Overpotential""; ""2.3.6. Cell Power and Efficiency""; ""2.4. SOLUTION ALGORITHM""""2.5. MODELLING PARAMETERS""; ""2.6. BOUNDARY CONDITIONS""; ""3. PLANAR AIR-BREATHING PEM FUEL CELL""; ""3.1. INTRODUCTION""; ""3.2. MODELLING DOMAIN AND GEOMETRY""; ""3.3. COMPUTATIONAL PROCEDURE""; ""3.4. RESULTS""; ""3.4.1. Velocity Profile""; ""3.4.2. Oxygen Distribution""; ""3.4.3. Hydrogen Distribution""; ""3.4.4. Current Density Distribution""; ""3.4.5. Cell Temperature Distribution""; ""3.4.6. Activation Overpotential Distribution""; ""3.4.7. Ohmic Overpotential Distribution""; ""3.4.8. Membrane Overpotential Distribution""; ""3.4.9. Diffusion Overpotential Distribution""""4. PLANAR MICRO-STRUCTURED AIRBREATHINGPEM FUEL CELL""; ""4.1. INTRODUCTION""; ""4.2. MODELLING DOMAIN AND GEOMETRY""; ""4.3. COMPUTATIONAL PROCEDURE""; ""4.4. RESULTS""; ""4.4.1. Velocity Profile""; ""4.4.2. Oxygen Distribution""; ""4.4.3. Hydrogen Distribution""; ""4.4.4. Current Density Distribution""; ""4.4.5. Cell Temperature Distribution""; ""4.4.6. Activation Overpotential Distribution""; ""4.4.7. Ohmic Overpotential Distribution""; ""4.4.8. Membrane Overpotential Distribution""; ""4.4.9. Diffusion Overpotential Distribution""; ""5. PLANAR COMPACTED-DESIGN MICROSTRUCTUREDAIR-BREATHING PEM FUELCELL""""5.1. INTRODUCTION""; ""5.2. MODELLING DOMAIN AND GEOMETRY""; ""5.3. COMPUTATIONAL PROCEDURE""; ""5.4.1. Velocity Profile""; ""5.4.2. Oxygen Distribution""; ""5.4.3. Hydrogen Distribution""; ""5.4.4. Current Density Distribution""; ""5.4.5. Cell Temperature Distribution""; ""5.4.6. Activation Overpotential Distribution""; ""5.4.7. Ohmic Overpotential Distribution""; ""5.4.8. Membrane Overpotential Distribution""; ""5.4.9. Diffusion Overpotential Distribution""; ""5.5. MICRO-SCALE FUEL CELLS""; ""6. TUBULAR AIR-BREATHING PEM FUELCELL""