Table of Contents

Cover image

Title page

Copyright

List of Contributors

Preface

Part I: Introduction

Chapter 1. Why Wind Energy?

Abstract

1.1 Introduction

1.2 Climate Change

1.3 Background

1.4 Advantages of Wind Energy

1.5 Challenges Facing the Wind Turbine Industry

1.6 The Potential of Wind Energy Worldwide

References

Part II: Wind Resource and Wind Energy Worldwide

Chapter 2. Wind Power Fundamentals

Abstract

2.1 Wind Physics Basics: What Is Wind and How Wind Is Generated

2.2 Wind Types: Brief Overview of Wind Power Meteorology

2.3 Fundamental Equation of Wind Power: Kinetic Energy Flux and Wind Power Density

2.4 Wind Power Capture: Efficiency in Extracting Wind Power

2.5 Conclusion

References

Chapter 3. Estimation of Wind Energy Potential and Prediction of Wind Power

Abstract

3.1 Introduction

3.2 Principles for Successful Development for a Wind Assessment Program

3.3 Main Aspects of a Wind Assessment Program

3.4 Estimating Wind Power Based on Wind Speed Measurements

3.5 Wind Resource Estimation Project: Scope and Methods

3.6 Further Considerations for Wind Speed Assessment

3.7 Wind Speed and Power Forecasting

3.8 Conclusions

References

Chapter 4. Global Potential for Wind-Generated Electricity

Abstract

4.1 Introduction

4.2 Methodology

4.3 Results

4.4 Concluding Remarks

Acknowledgments

References

Chapter 5. The Future of Wind Energy Development in China

Abstract

5.1 Introduction

5.2 Wind Energy Development in China

5.3 Wind Energy Development in China: Barriers and Drivers

5.4 The Future of Wind Energy Development in China

5.5 Conclusion

Acknowledgment

References

Chapter 6. Wind Power in the German System—Research and Development for the Transition Toward a Sustainable Energy Future

Abstract

6.1 Integration of Renewables in Germany and Europe

6.2 Onshore and Offshore Wind Development

6.3 Network Operation and Grid Development

6.4 Further Research and Development for Wind Power Integration

6.5 Summary

References

Part III: Wind Turbine Technology

Chapter 7. History of Harnessing Wind Power

Abstract

7.1 Introduction

7.2 Wind Machines in Antiquity

7.3 Islamic Civilization Windmills

7.4 Medieval European Windmills

7.5 Aegean and Mediterranean Windmills

7.6 Dutch and European Windmills

7.7 The American Windmill

7.8 Historical Developments

7.9 Windmills Applications

7.10 Discussion

References

Chapter 8. Wind Turbine Technologies

Abstract

8.1 Introduction

8.2 Overview of Wind Turbine Components

8.3 Contemporary Wind Turbine Technologies

8.4 Conclusions

References

Chapter 9. Aerodynamics and Design of Horizontal-Axis Wind Turbines

Abstract

9.1 Introduction

9.2 A Short Description on How a Wind Turbine Works

9.3 1D Momentum Equations

9.4 Blade Element Momentum Method

9.5 Use of Steady Blade Element Momentum Method

9.6 Aerodynamic Blade Design

9.7 Unsteady Loads and Fatigue

9.8 Brief Description of Design Process

References

Chapter 10. Vertical Axis Wind Turbines: Farm and Turbine Design

Abstract

10.1 Vertical Axis Wind Turbines History

10.2 Vertical Axis Wind Farms

10.3 Design Guidelines

10.4 Summary

References

Chapter 11. Multielement Airfoils for Wind Turbines

Abstract

11.1 Introduction

11.2 Transportation Benefits

11.3 Structural Benefits

11.4 Multielement Wind Turbine Blades

11.5 Other Multielement Wind Turbine Research

11.6 Discussion

Acknowledgments

References

Chapter 12. Civil Engineering Aspects of a Wind Farm and Wind Turbine Structures

Abstract

12.1 Energy Challenge

12.2 Wind Farm and Fukushima Nuclear disaster

12.3 Wind Farm Site Selection

12.4 General Arrangement of a Wind Farm

12.5 Choice of Foundations for a Site

12.6 Foundation Types

12.7 Site Layout, Spacing of Turbines, and Geology of the Site

References

Chapter 13. Civil Engineering Challenges Associated With Design of Offshore Wind Turbines With Special Reference to China

Abstract

13.1 Offshore Wind Potential in China

13.2 Dynamic Sensitivity of OWT Structures

13.3 Dynamic Issues in Support Structure Design

13.4 Types and Nature of the Loads Acting on the Foundations

13.5 Ground Conditions in Chinese Waters

13.6 A Note on SLS Design Criteria

13.7 Challenges in Analysis of Dynamic Soil–Structure Interaction

13.8 Foundation Design

13.9 Concluding Remarks

References

Chapter 14. Numerical Methods for SSI Analysis of Offshore Wind Turbine Foundations

Abstract

14.1 Introduction

14.2 Types of Numerical Analysis

14.3 Example Application of Numerical Analysis to Study SSI of Monopile

References

Chapter 15. Reliability of Wind Turbines

Abstract

15.1 Introduction

15.2 Fundamentals

15.3 Current Status

15.4 Reliability Engineering

15.5 Case Studies

15.6 Conclusions

Acknowledgments

References

Chapter 16. Practical Method to Estimate Foundation Stiffness for Design of Offshore Wind Turbines

Abstract

16.1 Introduction

16.2 Methods to Estimate Foundation Stiffness

16.3 Obtaining Foundation Stiffness From Standard and Advanced Method

16.4 Discussion and Application of Foundation Stiffness

Nomenclature

References

Chapter 17. Physical Modeling of Offshore Wind Turbine Model for Prediction of Prototype Response

Abstract

17.1 Introduction

17.2 Physical Modeling of OWTs

17.3 Scaling Laws for OWTs Supported on Monopiles

17.4 Scaling Laws for OWTs Supported on Multipod Foundations

17.5 Conclusions

References

Part IV: Generation of Electricity

Chapter 18. Energy and Carbon Intensities of Stored Wind Energy

Abstract

18.1 The Need for Storage

18.2 Key Characteristics for Storage

18.3 Net Energy Analysis of Storing and Curtailing Wind Resources

18.4 The Carbon Footprint of Storing Wind Energy

18.5 Conclusions

References

Chapter 19. Small-Scale Wind Turbines

Abstract

19.1 Introduction

19.2 The Fundamental Concern for Micro-Wind: The Wind Resource

19.3 Building Mounted Turbines

19.4 The Future for Micro-Wind

19.5 Conclusions

Acknowledgments

References

Chapter 20. Integration Into National Grids

Abstract

20.1 Wind Integration: What it Means and Why We Need it

20.2 Current/Standard Measures for Wind Integration

20.3 The Future of Wind Integration

20.4 Conclusions

References

Part V: Environmental Impacts of Wind Energy

Chapter 21. Life Cycle Assessment: Meta-analysis of Cumulative Energy Demand for Wind Energy Technologies

Abstract

21.1 Introduction

21.2 Wind Energy Technologies

21.3 Life-Cycle Assessment

21.4 Meta-analysis

21.5 Results and Discussion

21.6 Conclusions

Acknowledgments

References

Appendix A

Appendix B

Chapter 22. Environmental and Structural Safety Issues Related to Wind Energy

Abstract

22.1 Introduction

22.2 Wind-Energy-Induced Environmental Issues and Countermeasures

22.3 Structural Safety Studies for Wind Turbine Towers

22.4 Summary

Acknowledgments

References

Chapter 23. Wind Turbines and Landscape

Abstract

23.1 A Passion for Landscape

23.2 What Is Landscape?

23.3 Changing Landscape

23.4 Technological Advancement

23.5 The Perception of Wind Farms

23.6 Landscapes With Power Generation Objects

23.7 What Are the Effects of wind Farms on our Landscape?

23.8 Mitigation

23.9 Conclusion

References

Chapter 24. Global Rare Earth Supply, Life Cycle Assessment, and Wind Energy

Abstract

24.1 Background of Rare Earth Elements

24.2 Global REE Supply

24.3 REE Permanent Magnets

24.4 Life Cycle Assessment of the Use of REE Magnets in Wind Turbines

24.5 Global Wind Energy Projections

24.6 Implications for Future REE Supply

24.7 Conclusion

References

Part VI: Financial Modeling/Wind Economics

Chapter 25. Economics of Wind Power Generation

Abstract

25.1 Introduction

25.2 Economic Considerations

25.3 Wind Energy Cost Analysis

25.4 Levelized Cost of Electricity

25.5 Net Present Value

25.6 Straight Line Depreciation

25.7 Price and Cost Concepts

25.8 Wind Turbines Prices

25.9 Intermittence Factor

25.10 Land Rents, Royalties, and Project Profitability

25.11 Project Lifetime

25.12 Benchmark Wind Turbine Present Value Cost Analysis

25.13 Incentives and Subsidies

25.14 Wind Turbine Present Value Cost Analysis Accounting for the PTC

25.15 Accounting for the PTC as Well as Depreciation and Taxes

25.16 Transmission and Grid Issues

25.17 Discussion

References

Part VII: Investment, Growth Trends, and the Future of Wind Energy

Chapter 26. Growth Trends and the Future of Wind Energy

Abstract

26.1 Introduction: Global Status of Wind Power (on- and Offshore) in 2015

26.2 Offshore Wind Energy

26.3 The Future: Market Forecast (On- and Offshore) to 2020

References

Index

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