Photovoltaic (pv), by the light to produce electricity. Light is the sun (mainly the energy from the sun). Fu is v, the voltage of the unit.
On September 24, 2015, the national energy bureau issued "about increase in parts of the photovoltaic power station in 2015 the construction scale of the notice, decided to the new photovoltaic power station construction scale of 5.3 million kilowatts, and require the project in principle should start construction within 2015 years, built hooked up to June 30, 2016. [1]