PhotoVoltaics

Amir Soutehkeshan

And Solar Powers

photovoltaics |ˌfōtəvōlˈtāiks, ˌfōtōväl-| pl. noun [ treated as sing. ]the branch of technology concerned with the production of electric current at the junction of two substances.• [ treated as pl. ] devices having a photovoltaic junction.

Alexandre-Edmond Becquerel

Born: March 24, 1820, Paris, France

Died: May 11, 1891, Paris, France

Field Of Study: solar spectrum, magnetism, electricity and optics

Diagram of apparatus described by Becquerel (1839)

“For His Services to

theoretical physics , and especially for his

discovery of the law of

photoelectric effect…”

First Solar Cell

Charles Fritts

First Solar Cell

efficiently = 1%

Bell Labs

1954

Efficiently = 6%

The solar power industry began to come of age

Grid Connected

Solar Power Plant

5 Types :

• Parabolic Trough• CRS

• Parabolic Dish• Solar Chimney

• Fresnel Collector

Parabolic Trough

CRS

Parabolic Dish

Solar Chimney

Fresnel Collector

References http://www.solar-power-made-affordable.com

http://www.schott.comhttp://www.suna.org.ir

http://www.dlr.de