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Preface
Vocabularies
Notes
1 Scope of Wind Power
1.1 Historical Development
1.2 Modern Wind Turbines
1.3 Power Output Prediction
Vocabularies
Notes
Skills
Exercise
2 The Wind
2.1 The Source of Winds
2.2 Mean Wind Speed
2.3 Energy in the Wind
2.4 Turbulence
Vocabularies
Notes
Skills
Exercise
3 General Introductions to Wind Turbines
3.1 History of Wind Electric Generation
3.2 Horizontal Axis Wind Turbine Research in the United States
3.3 Darrieus Wind Turbines
3.4 Innovative Wind Turbines
Vocabularies
Notes
Skills
Exercise
4 The Wind Turbines
4.1 Introduction of Wind Turbines
4.2 Types of Rotors
4.3 Rotor Position with Respect to Tower
4.4 Wind Turbine Aerodynamics
Vocabularies
Notes
Skills
Exercise
5 Lift and Drag of Aerofoils
5.1 Definition of Drag
5.2 Drag Coefficient
5.3 The Boundary Layer
5.4 Boundary-layer Separation
5.5 Laminar and Turbulent Boundary Layers
5.6 Definition of Lift and its Relationship to Circulation
5.7 The Stalled Aerofoil
5.8 The Lift Coefficient
5.9 Aerofoil Drag Characteristics
5.10 Variation of Aerofoil Characteristics with Reynolds Number
5.11 Cambered Aerofoils
Vocabularies
Notes
Skills
Exercise
6 Wind-turbine Performance
6.1 The Performance Curves
6.2 Constant Rotational Speed Operation
Vocabularies
Notes
Skills
Exercise
7 The Transmission System
7.1 The Hub
7.2 Main Shaft
7.3 Main Bearings
7.4 The Clamping Unit
7.5 The Gearbox
7.6 The Coupling
Vocabularies
Notes
Skills
Exercise
8 Component Design
8.1 Blades
8.2 Pitch Bearings
8.3 Rotor Hub
8.4 Gearbox
Vocabularies
Notes
Skills
Exercise
9 Power Control
9.1 Passive Stall Control
9.2 Active Pitch Control
9.3 Passive Pitch Control
9.4 Active Stall Control
9.5 Yaw Control
Vocabularies
Notes
Skills
Exercise
10 Control and Safety Systems
10.1 Problem Description
10.2 The Controller
10.3 Hydraulics
10.4 Braking Systems
Vocabularies
Notes
Skills
Exercise
11 Control Strategies
11.1 Fixed-speed Fixed-pitch
11.2 Fixed-speed Variable-pitch
11.3 Variable-speed Fixed-pitch
11.4 Variable-speed Variable-pitch
Vocabularies
Notes
Skills
Exercise
12 Generator
12.1 Direct Current (DC)
12.2 Alternating Current (AC)
12.3 Three Phase Alternating Current
12.4 Induction and Electromagnetism
12.5 The Wind Turbine Generator as a Motor
12.6 Generator Operation
12.7 Cut-in
12.8 Closing Remarks
Vocabularies
Notes
Skills
Exercise
13 Integration of Wind Turbines into Power Systems
13.1 Requirements of Wind Turbine Grid Integration
13.2 Voltage Quality Assessment
Vocabularies
Notes
Skills
Exercise
14 Electrical Systems
14.1 Power-collection Systems
14.2 Earthing (Grounding) of Wind Farms
14.3 Lightning Protection
Vocabularies
Notes
Skills
Exercise
15 The Tower
15.1 Tower Configurations
15.2 Free- standing Steel Tubular Towers
15.3 Manufacturing Techniques and Construction
15.4 Climbing Aids and Internal Installation
15.5 The Foundation
Vocabularies
Notes
Skills
Exercise
16 Wind Power Plants
16.1 Visual and Landscape Assessment
16.2 Noise
16.3 Electromagnetic Interference
16.4 Ecological Assessment
16.5 Turbine Placement
16.6 Site Preparation
16.7 Windfarm Costs
Vocabularies
Notes
Skills
Exercise
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