ABSTRACT
OBJECTIVES: After studying this chapter, you will be able to
Name the principal components of a wind turbine
Understand that wind turbines can work in different ways based on the type of their generator
Describe how many ways solar energy can be utilized
Describe how solar energy is converted to electric energy
Understand that, like batteries, the electricity from solar panels is DC in nature
Explain what type of electric generators are used in wind turbines
Explain why most wind turbine generators are not similar to those in other power plants
Describe how frequency can be changed in AC electricity
Define DFIG
Describe how a variable speed wind turbine works
Understand the use of power converters in wind turbines and photovoltaic systems
Understand and use the terms direct drive, subsynchronous, and supersynchronous
