Parabolic trough
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A parabolic trough collector is a type of solar thermal collector that is straight in one dimension and curved as a parabola in the other two, lined with a polished metal mirror. The sunlight which en
Parabolic trough at a plant near Harper Lake, California
Inside an enclosed trough system
Andasol Solar Power Station in Spain.
A 1917 patent drawing for Shuman's parabolic trough solar energy system
Solar thermal collector
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A solar thermal collector collects heat by absorbing sunlight. The term "solar collector" commonly refers to a device for solar hot water heating, but may also refer to large power generating installa
Parabolic trough
…A parabolic trough collector (PTC) is a type of solar thermal collector that is straight in one dimension and curved as a parabola in the other two, lined with a polished metal mirror. The sunlight which enters the mirror…
Water heating system deployed on a flat roof. The pipes that carry the heat away can be seen embedded in the absorber, a flat plate painted black. In this example the heat is stored in the tank above the panels.
Evacuated tube collector
An array of evacuated tube collectors on a roof
An array of evacuated flat plate collectors next to compact solar concentrators