FIELD: water treatment.
SUBSTANCE: invention describes a plant for cleaning contaminated industrial water, which comprises in series installed receiving reservoir, device for cleaning water from mechanical impurities, an electric flotator, an ultrafiltration unit, a desalination unit comprising a first-stage reverse-osmosis module and a second-stage permeate reverse osmosis module, and a filter for cleaning from ammonium ions, as well as a device for feeding chemical reagents, wherein between device for cleaning from mechanical impurities and electric flotator tubular coagulator is installed, and between the electric flotator and ultrafiltration unit there is an ozonisation unit, which includes two serially installed labyrinth columns and an ozone generator.
EFFECT: technical result consists in increase of overall hydraulic efficiency, increase of degree of contaminated water purification and decrease of total amount of utilized concentrate.
6 cl, 2 dwg
