Patent ID: 6065223
Filing Date: 2000-05-23
Classification: A23B,A23L,F24S,F26B,Y02A,Y02B,Y02E,Y02P

Abstract:
A device utilizing solar energy for drying and roasting of agricultural and food processing products comprising:collectors fixed on a frame having a backside, each of said collectors being substantially planar;a moving mechanism on the backside of said frame for moving said collectors in both an East-West and a North-South direction to track direction of incoming solar radiation;said moving mechanism comprising plural supports for said frame, which supports move independently of each other;position monitoring means and moving mechanism control means designed and adapted to be pre-programmed with an established daily tracking path which is adjusted subject to position information from said position monitoring means;one end of each of said supports being attached to a fixed base surface;each of said collectors comprisingan absorbing plate with a surface comprising a plurality of one of a pyramidal and wedge shape,an insulating plate placed on said frame and supporting said absorbing plate,a translucent covering plate covering said absorbing plate,baffles extending from said absorbing plate to said covering plate to define air paths within said collector;a collector inlet opening at a beginning of the air paths; anda collector outlet with a filter opposite said collector inlet opening at an ending of the air paths;an air pump housing operatively connected to said collector outlet; anda drying device operatively connected to an output of said air pump housing to receive heated air from said collectors.