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Title: | Influence of biological filtration media on the ammonium removal rates from groundwater sources | Authors: | Patroescu, Viorel Ion Jinescu, Gherghita Cosma, Cristiana Dinu, Laurentiu Razvan Bumbac, Costel |
Keywords: | Groundwater;Ammonium nitrogen;Biological aerated filter;Filter media;Hydrodynamic configuration | Issue Date: | 2015 | Publisher: | University Politehnica of Bucharest | Abstract: | The paper investigates the influence of the filter media (Leca, Kaldnes) and hydrodynamic configuration (Kaldnes, aeration within the filter media; Kaldnes, pre-aeration of influent and effluent recycle) on the removal performances of ammonium nitrogen (NH4+ -N) from groundwater sources in biological aerated filters. The results showed that the volumetric removal rates of NH4+ -N were higher for the Leca media (97-261 kg N/m3/day) than for Kaldnes media (30-135 kg N/m3/day), and also for the biofilter with pre-aeration (30-135 kg N/m3/day) than for the aeration within the filter media (13-66 kg N/m3/ day). |
Description: | U.P.B. Scientific Bulletin, Series B. Chemistry and Materials Science Volume 77 Issue 4 |
URI: | http://hdl.handle.net/123456789/646 | ISSN: | 1454-2331 |
Appears in Collections: | Articles |
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File | Description | Size | Format | |
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INFLUENCE OF BIOLOGICAL FILTRATION MEDIA.pdf | 128.54 kB | Adobe PDF | View/Open |
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