SOLAR HEAT AND COLD SUPPLY SYSTEM Russian patent published in 2017 - IPC F24D15/00 F24J2/42 

FIELD: heating system.

SUBSTANCE: solar heat and cold supply system includes south and north air ducts located at the respective building sides, a heat collector, forming a subfloor air duct together with the building floor, the duct is connected to the south air duct; as well as and heat exchange and underground air ducts positioned one over the other below the heat collector; the system features a vortex tube in the heat collector, with vortex tube input connected to the subfloor air duct, cold channel connected to the room, and hot channel connected via the heat collector to the underground air duct, and the vortex tube outer surface ribs are made with distance between them decreasing in the hot stream direction.

EFFECT: comfortable air parameters in the cattle farm rooms.

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