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Computational fluid dynamics : theory, analysis, and applications /
| Clasificación: | Libro Electrónico |
|---|---|
| Otros Autores: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
New York :
Nova Science Publishers,
©2011.
|
| Colección: | Mechanical engineering theory and applications.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- COMPUTATIONAL FLUID DYNAMICS THEORY, ANALYSIS AND APPLICATIONS ; COMPUTATIONAL FLUID DYNAMICS THEORY, ANALYSIS AND APPLICATIONS ; CONTENTS; PREFACE ; COMPUTATIONAL MODELING ASPECTS OF POLYMER ELECTROLYTE FUEL CELL DURABILITY ; ABSTRACT ; 1. INTRODUCTION ; 1.1. Background ; 1.2. Durability ; 2. MODEL DESCRIPTION; 2.1. Computational Domain ; 2.2. Model equations ; 2.2.1. Gas flow channels ; 2.2.2. Gas Diffusion Layers ; 2.2.3. Catalyst Layers ; 2.2.4. Membrane ; 2.2.5. Hygro-Thermal Stresses in Fuel Cell ; 3. RESULTS AND DISCUSSION ; 3.1. Base Case Operating Conditions; 3.2. Parametric Study.
- 3.2.1. Operating Parameters3.2.1.1. Effect of Temperature ; 3.2.1.2. Effect of Pressure ; 3.2.1.3. Effect of Stoichiometric Flow Ratio ; 3.2.2. Design Parameters ; 3.2.2.1. Effect of Gas Channels Width ; 3.2.2.2. Effect of GDL Thickness; 3.2.2.3. Effect of Membrane Thickness ; 3.2.3. Material Parameters ; 3.2.3.1. Effect of GDL Porosity ; 3.2.3.2. Effect of GDL Thermal Conductivity ; 3.2.3.3. Effect of Membrane Thermal Conductivity; 3.3. Optimal Conditions to Achieve Long Cell Life ; CONCLUSION ; REFERENCES ; A FRONT TRACKING METHOD FOR NUMERICAL SIMULATION OF INCOMPRESSIBLE TWO-PHASE FLOWS.
- ABSTRACT 1. INTRODUCTION ; 2. MATHEMATICAL FORMULATION FOR MULTIPHASE FLOW ; 2.1. Conservation Laws and Navier-Stokes Equation ; 2.2. Interfacial Conditions and Formulation for Multiphase Flow ; 2.3. Front Tracking Approach ; 3. NUMERICAL IMPLEMENTATION OF FRONT TRACKING ; 3.1. Geometrical Construction of the Fluid Interface ; 3.2. Geometrical Restructuring of the Phase Interface ; 3.3. Construction of the Phase Indicator Function and Fluid Property Distribution ; 3.4. Treatment of Surface Tension on the Interface ; 4. NUMERICAL SOLVERS AND INTERFACE ADVECTION.
- 4.1. Numerical Solvers for the "One-Fluid" Formulation 4.3. Interfacial Velocity Interpolation and Advection of the Front ; 4.4. Change of Interface Topology ; 5 VALIDATION OF FRONT TRACKING METHOD ; 5.1. Single Bubble Rising in Viscous Liquid ; 5.2. Bubble Pinch-off in Viscous Liquid; 6. APPLICATION TO TWO-PHASE FLOW PROBLEMS WITH DROPLETS AND BUBBLES ; 6.1. A Single Air Bubble Rising in Water at High Reynolds Number ; 6.2. Multiple Bubble Interaction and Bubbly Flow ; 6.3. Breakup of a Liquid Jet ; 7. EXTENSION TO COMPLEX TWO-PHASE FLOW PROBLEMS.
- 7.1. Phase Change
- Boiling or Evaporation 7.2. Effect of Surfactant on the Interface ; 7.3. Electrohydrodynamics Simulation ; CONCLUSION ; ACKNOWLEDGMENTS ; REFERENCES ; COMPUTATIONAL FLUID DYNAMICS IN BIOMEDICAL ENGINEERING ; ABSTRACT ; ABOUT COMPUTATIONAL FLUID DYNAMICS IN MEDICAL TECHNOLOGY ; I. SIMULATION OF CARDIOPULMONARY BYPASS CONDITIONS ; Introduction ; Methods ; Results and Conclusions; II. EMPLOYMENT OF COMPUTATIONAL FLUID DYNAMICS IN THE FIELD OF ROTARY BLOOD PUMPS ; Introduction and Medical Background; Fields of Application ; Methods ; Results and Conclusions.