This chapter introduced photovoltaic (PV) systems, sometimes called solar electric systems.
These systems are for generating electrical power for homes and businesses. The chapter
reviewed the components of PV systems.
This chapter also discussed the benefits of solar electric systems; reasons why people buy
solar energy; its costs; appropriate use of solar systems; and the history of solar power. Also
reviewed were world energy resources and availability; the PV industry and recent global
market growth; and the advantages and applications of a PV system.
KEY CONCEPTSAND TERMS
Alternating current (AC)
Boules
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