AIR CLEANING PLANT Russian patent published in 2019 - IPC B01D47/05 B01D45/06 B01D45/16 B01D45/18 B01D5/00 

FIELD: food industry.

SUBSTANCE: invention relates to equipment for dust trapping and can be used in any branch of national economy where it is required to trap fine aerosols from air duct, in particular in food industry. Air cleaning unit comprises sucked air humidifier 1, compressor 2, compressed air humidifier 3, heater 4, different-temperature condensation chamber 5, moisture separator 6 connected in series. Multi-temperature condensation chamber 5 consists of housing, lower and upper bottoms with cleaned gas supply and discharge branch pipes arranged on housing, herein cold and hot walls with devices to provide temperature difference of their external surfaces forming gas channel for cleaned air are installed in the housing. Cold and hot walls are made in the form of turns of double-start cylindrical spiral, at that, on turns of one approach there installed are devices for its cooling, and on turns of the other approach there installed are devices for its heating.

EFFECT: technical result is more complete separation of condensate and mechanical impurities from gas stream subjected to cleaning.

1 cl, 2 dwg