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2. Photovoltaic system - Wikipedia

   en.wikipedia.org/wiki/Photovoltaic_system

   A photovoltaic system, also called a PV system or solar power system, is an electric power system designed to supply usable solar power by means of photovoltaics.It consists of an arrangement of several components, including solar panels to absorb and convert sunlight into electricity, a solar inverter to convert the output from direct to alternating current, as well as mounting, cabling, and ...

3. Solar power in the United States - Wikipedia

   en.wikipedia.org/wiki/Solar_power_in_the_United...

   The federal Residential Energy Efficient Property Credit (income tax credit on IRS Form 5695) for residential PV and solar thermal was extended in December 2015 to remain at 30% of system cost (parts and installation) for systems put into service by the end of 2019, then 26% until the end of 2020, and 22% until the end of 2021. It applies to a ...

4. Solar power - Wikipedia

   en.wikipedia.org/wiki/Solar_power

   Schematics of a grid-connected residential PV power system [12] A solar cell, or photovoltaic cell, is a device that converts light into electric current using the photovoltaic effect. The first solar cell was constructed by Charles Fritts in the 1880s. [13]

5. Solar energy - Wikipedia

   en.wikipedia.org/wiki/Solar_energy

   Solar power, also known as solar electricity, is the conversion of energy from sunlight into electricity, either directly using photovoltaics (PV) or indirectly using concentrated solar power. Solar panels use the photovoltaic effect to convert light into an electric current . [ 63 ]

6. Rooftop solar power - Wikipedia

   en.wikipedia.org/wiki/Rooftop_solar_power

   A rooftop solar power system, or rooftop PV system, is a photovoltaic (PV) ... The average installed cost of residential solar, meanwhile, dropped 21 percent to $2.84 ...

7. Net metering in the United States - Wikipedia

   en.wikipedia.org/wiki/Net_metering_in_the_United...

   Growth of net metering in the United States. Net metering is a policy by many states in the United States designed to help the adoption of renewable energy.Net metering was pioneered in the United States as a way to allow solar and wind to provide electricity whenever available and allow use of that electricity whenever it was needed, beginning with utilities in Idaho in 1980, and in Arizona ...