Wind Turbine Optimization

MATHEMATICAL MODEL OF SIMULATION

CHAPTER 1 2 INTRODUCTION 2 1.1. Background 2 1.2. Renewable Energy Resources 4 1.2.1. Hydroelectric Power. 4 1.2.2. Geothermal Power 5 1.2.3. Nuclear Energy 5 1.2.4. Solar Energy 5 1.2.5. Wind Energy. 6 1.3. Wind Energy Growth 6 1.4. Wind Turbines’ Design Developments 7 1.5. Wind Turbine Optimization 8 1.5.1. Aerodynamic Performance of Wind Turbines 10 1.5.2. Structural Properties of Wind Turbine Blades 11 1.5.3. Optimization Algorithms 13 1.6. Problem Description 14 1.7. Thesis Outline 15 CHAPTER 2 17 LITERATURE SURVEY 17 2.1. Mathematical Modeling of FSI Problems 17 2.2. Dust accumulation and erosion of airfoils. 30 2.3. Optimization of Composites using Different GA Techniques 35 CHAPTER 3 40 MATHEMATICAL MODEL OF SIMULATION 40 3.1. Aerodynamic Model 40 3.1.1. Background 40 3.1.2. Blade Element Momentum (BEM) Theory 41 3.1.3. Wind Turbine Power Curve 45 3.1.4. Calculation of the Annual Energy Production (AEP) 46 3.1.5. Aerodynamic design of 5MW wind turbine 47 3.1.6. Low Sensitivity to Surface Contamination 48 3.1.7. Aerodynamic Optimization of Wind Turbine Blade 50 3.1.8. Bezier Curve 50 3.2. Structural Model 52 3.2.1. Background 52 3.2.2. Mechanical loads on wind turbine blades 52 3.2.3. Composite Materials 55 3.2.4. Stacking Sequence 57 3.2.5. Classical Lamination Theory (CLT) 58 3.2.6. Structural Design of the 5MW Wind Turbine 64 3.3. Software Used in Simulation Process. 65 3.3.1. Preprocessors 65 3.3.2. Simulators 67 3.4. Models Integration for Optimization 72 CHAPTER 4 74 OPTIMIZATION USING GENETIC ALGORITHM 74