الجمعية الدولية للعلوم والهندسة الجمعية الدولية للعلوم والهندسة
| Title | Wind Energy |
| Trainers | Prof. Dr. Mervat A. BadrProf. Dr. Karam Y. MaalawyDr. Mohamed F. NasrDr. Marwa M. Ibrahim |
| Duration | 5 days |
| Contents | 1- Introduction:– Renewable energy & Wind – Demand of electricity – Technological development.2- Historical Background:– Vertical axis wind turbines- Horizontal axis wind turbines.– Offshore & onshore turbines.– Technological innovations- The physics of utilizing wind energy.– Wind power- Drag & Lift devices.3- The Wind:* Nature of wind – Wind sources – Vertical wind speed gradient and surface roughness – Obstacles on the ground – Wind measurements – Wind Histograms – Weibull Distribution – Capacity factor – Site selection.4- Wind turbine components design:– Main issues of designing a wind turbine.– Design wind speed – Rotor blade design & materials – Types of hub attachment.– Yawing – Limiting power Output – Tower design.5- Aerodynamics & Aero-elasticity:– Aerodynamic shape Optimization of wind turbine blades.– Advanced blade airfoil sections.– Flutter optimization.6- Performance Characteristics:– Curves of the power & thrust coefficients versus tip-speed ratio.– Behavior of turbines with pitch changing – Limits of blade element theory.7- Structural Loads and strength calculations:Blade combined loading – Cyclic loads – Critical Loads on tower and nacelle.Material strength- Resonant frequencies – Fatigue limits.8- Power Transmission:– Types of gear box – Basic concepts– Wind Turbine Generators – A.C. machines and their construction – Synchronous A.C. machines.– Battery charging – Grid-connected operation – Induction generators.9- Controlling wind turbines:– Types of control (Yawing – Pitching) – Controlling turbines by centrifugal mechanisms– Passive control – Spoilers & braking flaps – Other control concepts.– Pitch and yaw control optimization.10- Design & fabrication of functionally graded composite blades:– Different types of materials – Structural analysis by lamination theory- Computer programs.– Methods of production (Hand Lay-Up Fabrication – Resin Transfer Molding,…..etc.). |
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