flat plate collector
a solar collector whose aperture area is essentially identical to the area of the absorber surface, that employs no concentration, and in which the absorbing surface is essentially planar
GRM: n.
References:
GEN solar collector
GEN solar captor
SEE aperture area
SEE aperture
SEE collector aperture
SEE absorber
SEE absorber plate
SEE collector panel

ENERGY TERM COURTESY OF ENERGY.EU