Combination ozone / UV degradation of endocrine substances.

摘要

Process for water treatment in the simultaneous presence of - on the one hand, pathogens and - on the other hand, at least one poorly degradable materials from the group comprising the following: persistent substances, endocrine substances, odorous substances, dyes, especially waste water or drinking water, with ozone feed and UV irradiation, with the following process steps: a) addition of ozone at a concentration of 0, 1 g / m3 to 15 g / m3; b) degassing of water; c) irradiating the degassed water with UV radiation at a wavelength in the range of 200 nm to 300 nm and a dose of 50 J / m2 to 2000 J / m2, characterized in that between the feeding device and the UV disinfection is planning a sand filtration or sand filtration / gravel.