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

• Record Nr.: UNINA9910963440303321
• Autore: Al-Baghdadi Maher A. R. Sadiq
• Pubbl/distr/stampa: New York, : Nova Science Publishers, c2010
• ISBN: 1-61122-446-2
• Edizione: [1st ed.]
• 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""
• Sommario/riassunto: Fuel cell system is an advanced power system for the future that is sustainable, clean and environmental friendly. The CFD models in this book would allow the creation of powerful computational fuel cell engineering tools that lead to dramatic reductions in lead times and development costs, and spur innovative design.

Medical science monitor : international medical journal for experimental and clinical research

• Record Nr.: UNINA9910147104903321
• Pubbl/distr/stampa: Warsaw, Poland : , : Medical Science International; Smithtown, NY : , : International Scientific Information
• ISSN: 1643-3750
• Soggetti: Clinical medicine; Medicine - Research; Clinical Laboratory Techniques; Laboratory Techniques and Procedures; Clinical Medicine; Research; Médecine clinique; Médecine - Recherche; Recherche; research (function); Periodical; Periodicals.
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Periodico
• Note generali: Refereed/Peer-reviewed