DEVICE FOR HUMIDIFICATION OF AIR IN REFRIGERATOR CHAMBERS AT NEGATIVE TEMPERATURES

摘要

FIELD: air conditioning in refrigerating chambers loaded with products not kept in containers at negative temperatures. SUBSTANCE: device has air blower, Laval nozzle connected with blower and mounted in refrigerating chamber; Laval nozzle is provided with swirler at inlet and injection unit at outlet. Injection unit is made in form of ultrasound source with rod-type longitudinal oscillation concentrator whose body is provided with axial passage brought in communication with last pipe union located in line of zero displacement of concentrator and connected with water reservoir through proportioner. EFFECT: enhanced efficiency. 2 cl, 2 dwg