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Offshore Wind Energy Generation : Control, Protection, and Integration to Electrical Systems.
The offshore wind sector's trend towards larger turbines, bigger wind farm projects and greater distance to shore has a critical impact on grid connection requirements for offshore wind power plants. This important reference sets out the fundamentals and latest innovations in electrical systems...
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Otros Autores: | , , |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Hoboken :
Wiley,
2014.
©2014 |
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Offshore Wind Energy Generation; OFFSHORE WINDENERGY GENERATIONCONTROL, PROTECTION, ANDINTEGRATION TO ELECTRICALSYSTEMS; Contents; Preface; About the Authors; Acronyms and Symbols; 1 Offshore Wind Energy Systems; 1.1 Background; 1.2 Typical Subsystems; 1.3 Wind Turbine Technology; 1.3.1 Basics; 1.3.2 Architectures; 1.3.3 Offshore Wind Turbine Technology Status; 1.4 Offshore Transmission Networks; 1.5 Impact on Power System Operation; 1.5.1 Power System Dynamics and Stability; 1.5.2 Reactive Power and Voltage Support; 1.5.3 Frequency Support; 1.5.4 Wind Turbine Inertial Response.
- 1.6 Grid Code Regulations for the Connection of Wind GenerationAcknowledgement; Acknowledgements; References; References; 2 DFIG Wind Turbine; 2.1 Introduction; 2.1.1 Induction Generator (IG); 2.1.2 Back-to-Back Converter; 2.1.3 Gearbox; 2.1.4 Crowbar Protection; 2.1.5 Turbine Transformer; 2.2 DFIG Architecture and Mathematical Modelling; 2.2.1 IG in the abc Reference Frame; 2.2.2 IG in the dq0 Reference Frame; 2.2.3 Mechanical System; 2.2.4 Crowbar Protection; 2.2.5 Modelling of the DFIG B2B Power Converter; 2.2.6 Average Modelling of Power Electronic Converters; 2.2.7 The dc Circuit.
- 2.3 Control of the DFIG WT2.3.1 PI Control of Rotor Speed; 2.3.2 PI Control of DFIG Reactive Power; 2.3.3 PI Control of Rotor Currents; 2.3.4 PI Control of dc Voltage; 2.3.5 PI Control of Grid-side Converter Currents; 2.4 DFIG Dynamic Performance Assessment; 2.4.1 Three-phase Fault; 2.4.2 Symmetrical Voltage Dips; 2.4.3 Asymmetrical Faults; 2.4.4 Single-Phase-to-Ground Fault; 2.4.5 Phase-to-Phase Fault; 2.4.6 Torque Behaviour under Symmetrical Faults; 2.4.7 Torque Behaviour under Asymmetrical Faults; 2.4.8 Effects of Faults in the Reactive Power Consumption of the IG.
- 2.5 Fault Ride-Through Capabilities and Grid Code Compliance2.5.1 Advantages and Disadvantages of the Crowbar Protection; 2.5.2 Effects of DFIG Variables over Its Fault Ride-Through Capabilities; 2.6 Enhanced Control Strategies to Improve DFIG Fault Ride-Through Capabilities; 2.6.1 The Two Degrees of Freedom Internal Model Control (IMC); 2.6.2 IMC Controller of the Rotor Speed; 2.6.3 IMC Controller of the Rotor Currents; 2.6.4 IMC Controller of the dc Voltage; 2.6.5 IMC Controller of the Grid-Side Converter Currents; 2.6.6 DFIG IMC Controllers Tuning for Attaining Robust Control.
- 2.6.7 The Robust Stability TheoremReferences; 3 Fully-Rated Converter Wind Turbine (FRC-WT); 3.1 Synchronous Machine Fundamentals; 3.1.1 Synchronous Generator Construction; 3.1.2 The Air-Gap Magnetic Field of the Synchronous Generator; 3.2 Synchronous Generator Modelling in the dq Frame; 3.2.1 Steady-State Operation; 3.2.2 Synchronous Generator with Damper Windings; 3.3 Control of Large Synchronous Generators; 3.3.1 Excitation Control; 3.3.2 Prime Mover Control; 3.4 Fully-Rated Converter Wind Turbines; 3.5 FRC-WT with Synchronous Generator; 3.5.1 Permanent Magnets Synchronous Generator.