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Offshore wind energy

Offshore wind energy

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Renewable Energy from the Oceans: From wave, tidal and gradient systems to offshore wind and solar — Recommend this title to your library

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The book chapter reviews the development of offshore wind energy systems. The author primarily focuses on the technology innovations and its contribution as a driver of rapid cost reduction. Offshore wind power provides tangible evidence of ocean energies' ability to contribute to our future energy mix.

Chapter Contents:

  • 5.1 Offshore wind characterisation
  • 5.1.1 The random nature of wind
  • 5.1.2 Long-term offshore wind speed characteristics
  • 5.1.3 Turbulence
  • 5.1.4 Wake flow effects
  • 5.1.5 Other offshore-specific conditions
  • 5.2 Wind turbine technology development: a historical perspective
  • 5.3 Basic principles of wind turbine operation
  • 5.3.1 Energy conversion and concentration
  • 5.3.2 One-dimensional momentum and Betz
  • 5.3.3 1D momentum with rotational wake
  • 5.3.4 Basic aerofoil principles
  • 5.3.5 BEM theory
  • 5.3.6 Basic corrections to BEM
  • 5.3.6.1 Tip loss correction
  • 5.3.6.2 High-induction factor correction
  • 5.3.6.3 Corrections for skewed wake effects under yawed rotor conditions
  • 5.3.6.4 Corrections for dynamic inflow and dynamic stall
  • 5.3.6.5 Corrections for 3D stall delay
  • 5.3.6.6 Summary of BEM correction terms
  • 5.4 Offshore wind turbine control systems
  • 5.4.1 Control system fundamentals
  • 5.4.2 Steady-state control
  • 5.4.3 Dynamic control
  • 5.4.4 Advanced control for load suppression
  • 5.4.4.1 Load measurements as input for advanced control
  • 5.4.4.2 Wind measurements as input for advanced control
  • 5.4.4.3 Synthetic damping of wave-induced structural excitation
  • 5.5 The future of offshore wind turbine technology
  • Acknowledgements
  • References

Inspec keywords: offshore installations; technological forecasting; wind power; power generation economics; innovation management; cost reduction

Other keywords: rapid cost reduction; technology innovations; offshore wind energy systems

Subjects: Power system management, operation and economics; Energy and environmental policy, economics and legislation; Wind energy; Energy resources; Wind power plants

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