Wind turbine design with emphasis on Darrieus concept

Chapter 1 - Wind Energy

Wind Definition and Characteristics. Wind Turbines. Wind Energy Applications. Benefits and Obstacles in Wind Energy Development. Overview of Wind Energy Development. Wind Energy Developed in the World. Cost of Wind Energy. Social cost of Wind Energy.

Chapter 2 - State-of-the-Art of Vertical-Axis Wind Turbines

The Madaras Rotor Concept. Savonius Rotor. Drag-Driven Device. Lift-Driven Device. Giromill. Vortex Modelling Cross-Wind Axis Machine. Aerodynamic Characteristics.

Chapter 3 - The Darrieus Wind-Turbine Concept

Introduction. Geometry of the Darrieus Rotor.

Chapter 4 - Aerodynamic Performance Prediction Models

Single Streamtube Model. Multiple Streamtubes Model. Vortex Models. A High Speed Lifting Line Model for Darrieus Turbines. Local-Circulation Model.

Chapter 5 - Unsteady Aerodynamics CFD Models

Introduction. Numerical Procedure. Turbulence Modelling. Results and Discussion. Conclusions and Recommendations.

Chapter 6 - Double-Multiple-Streamtube : A Practical Design Model

Double Actuator Disk Theory. Double Actuator Disk Momentum Theory. Blade Element Theory. Double-Multiple-Streamtube Model for Studying Darrieus Turbine. Aerodynamic Analysis of the Darrieus Wind Turbines Including Dynamic-Stall Effects. Darrieus Rotor Aerodynamics in Turbulent Wind. Comparison between DMS Model and Other Computer Codes. Blade Tip and Finite Aspect Ratio Effects on the Darrieus Rotor. Performance Predictions of VAWTs with SNL Airfoil Blades. CARDAAV Software.

Chapter 7 - Aerodynamic Loads and Performance Tests

Water Channel Experiments. Wind Tunnel Experiments. Field Test of Darrieus Wind Turbines. Commercial Prototype Wind Turbines. Measurements and Prediction of Aerodynamic Torques for a Darrieus Wind Turbine.

Chapter 8 - Innovative Aerodynamic Devices for Darrieus Rotor

Natural Laminar Flow (NLF) Airfoils and Tapered Blades. Aerobrakes. Vortex Generators. Pumped Spoiling. Toe-in-Angle Effects. Blade Camber. Blade Roughness (Soiling), Blade Icing and Parasite Drag Effects.

Chapter 9 - Future Trends Design of Darrieus Wind Turbine

Wind Turbine Design Parameters. Darrieus Wind Turbine Design. Comparison between Horizontal-Axis and Vertical-Axis Wind Turbines.

Chapter 10 - Acceptability, Environmental and Social Aspects of Wind Energy

Introduction. Environmental Aspects. Gas Emissions : Wind and Other Energy Sources. Public Attitude in Different Countries

Social Impact. Wind Power and Traditional Power Sources.

Appendix A - Aerodynamic Characteristics of Symmetrical Airfoils

Appendix B - Canada and Worldwide Wind Energy Production

Appendix C - Wind Energy on the World Web

Index

This book will be of great interest to students in Mechanical and Aeronautical Engineering field, professional engineers, university professors end researchers in universities, government and industry. It will also be of interest to all researchers involved in theoretical, computational and experimental methods used in wind turbine design and wind energy development.