AIR (GAS) INDIRECT EVAPORATIVE COOLING DEVICE Russian patent published in 1999 - IPC

FIELD: deep cooling of air or gas irrespective of its composition. SUBSTANCE: device has housing with flow inlet branch pipes, fans for delivery of main and auxiliary flows, water reservoir, heat exchange sections with dry and wet passages, gas distributing chamber located at outlet of dry passages of heat exchange sections of auxiliary flow which is gas-dynamically communicated with inlets of wet passages of all sections. EFFECT: enhanced efficiency of cooling main flow irrespective of moisture content of this flow at fraction of auxiliary flow reduced to 25-30 % of total flow. 3 cl, 7 dwg