Nitrogen removal from wastewater of the chemical company Duslo
Autor: | J. Buday, Igor Bodík, L. Halász, M. Buday, Miloslav Drtil, Peter Németh |
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Rok vydání: | 2000 |
Předmět: | |
Zdroj: | Water Science and Technology. 41:259-264 |
ISSN: | 1996-9732 0273-1223 |
DOI: | 10.2166/wst.2000.0220 |
Popis: | The results of laboratory scale modelling and real scale performance of the pre- and post-denitrification of a wastewater from the production of industrial fertilizers, pesticides and rubber additives are presented. As a substrate for the pre-denitrification, the biologically degradable organic compounds present in the influent were used. Selected wastewaters from chemical industry were used as a substrate for the post-denitrification. The results of the laboratory scale research of the pre-denitrification were successfully verified in real scale, an efficiency of 97% and 88% was reached for the removal of NO 2 – –N and NO 3 – –N respectively. The efficiency of the post-denitrification in real scale was 15% from the entering amount of NO x – –N (NO 2 – –NO 3 – –N). Pre-denitrification removed about 190 kg NO x – –N and post-denitrification about 85 kg NO x – –N daily. |
Databáze: | OpenAIRE |
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