Renewable and Efficient Electric Power Systems

6.6 Wind Turbine Generators 328 6.6.1 Synchronous Generators 328 6.6.2 The Asynchronous Induction Generator 329 6.7 Speed Control for Maximum Power 335 6.7.1 Importance of Variable Rotor Speeds 335 6.7.2 Pole-Changing Induction Generators 336 6.7.3 Multiple Gearboxes 337 6.7.4 Variable-Slip Induction Generators 337

  Turbine, Generators, Pole, Turbine generator, 2 pole