FIELD: cryogenic engineering and air-conditioning system; cleaning and thermal and humidification treatment of air in pressurized rooms, special fortifications, submarines, orbital stations, etc. SUBSTANCE: plant includes room to be air-conditioned with gills and air distributor, electric fan, dust filter, filter with activated carbon, unit for removal of carbon dioxide and other toxic admixtures contained in ambient air; unit is made in form of cryogenic system; plant includes also humidifier, air heater, absorber mounted after activated carbon filter, cryogenic Stirling machine. Liquid air drain line, heat-insulated reservoir for storage of liquid air, line feeding liquid air to absorber with high-pressure pump and check valve included in cryogenic system, Stirling cryogenic machine cooling loop passing in succession through air heater and humidifier including pump and heat exchanger mounted between air heater and humidifier through which service water cooling main runs; humidifier is made in form of reservoir whose upper portion is provided with injectors for spraying liquid of cryogenic machine cooling loop and lower portion is provided with sump and replenishing line fitted with adjusting valve. EFFECT: enhanced efficiency of cleaning air; increased refrigerating factor of Stirling machine. 1 dwg
