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  • Error loading Modules:Can't create/write to file '/var/lib/mysql/tmp/#sql_bd4_0.MYI' (Errcode: 30) SQL=SELECT id, title, module, position, content, showtitle, control, params FROM jos_modules AS m LEFT JOIN jos_modules_menu AS mm ON mm.moduleid = m.id WHERE m.published = 1 AND m.access <= 0 AND m.client_id = 0 AND ( mm.menuid = 8 OR mm.menuid = 0 ) ORDER BY position, ordering

DESIGNING AND DETAILING OF BUILDING SYSTEMS. MECHANICS IN CIVIL ENGINEERING

Optimization of water-air regeneration of aerotank-bioreactor synthetic loading

Vestnik MGSU 7/2014
  • Kul'kov Viktor Nikolaevich - Irkutsk State Technical University (IrGTU) Doctor of Technical Sciences, Professor, Department of Utility Lines and Life Support Systems, Irkutsk State Technical University (IrGTU), 83 Lermontova str., Irkutsk, 664074, Russian Federation; This e-mail address is being protected from spambots. You need JavaScript enabled to view it .
  • Solopanov Eugeniy Yur'evich - Irkutsk State Technical University (IrGTU) Candidate of Technical Sciences, Associate Professor, Department of Information Technologies, Irkutsk State Technical University (IrGTU), 83 Lermontova str., Irkutsk, 664074, Russian Federation; This e-mail address is being protected from spambots. You need JavaScript enabled to view it .
  • Zelenin Aleksandr Matveevich - Irkutsk State Technical University (IrGTU) Postgraduate Student, Department of Utility Lines and Life Support Systems, Irkutsk State Technical University (IrGTU), 83 Lermontova str., Irkutsk, 664074, Russian Federation; This e-mail address is being protected from spambots. You need JavaScript enabled to view it .

Pages 41-50

The article deals with water-air regeneration of immobilized sludge on aerotank-bioreactor brush loading. The researches of inert loading regeneration with water-air method were performed on a physical model of bioreactor representing a planar vertical cross section of the aeration tank volume-bioreactor. Water-air regeneration torch was provided through the ejection nozzles located under brush loading. The dependence of air flow inducing from the nozzles of the specific water flow delivered by the pump in the water circuit with a fixed number of nozzles from one to six is extreme. Increasing the number of nozzles led to an increase in specific water consumption and, accordingly, to an increase in water-air regeneration torch inducing. The authors obtained mathematical equations describing their interdependence with high degree of accuracy. They also determined the efficiency of inert loading regeneration depending on the number of working nozzles. Changing the number of nozzles with up to six units lead to increase of regeneration efficiency from 80 to 95 %. The resulting dependence allows us to calculate the number of nozzles on the projected volume of the aeration tank-bioreactor from the following relationship: one nozzle on the volume of water consumption equal to 0.04 m
3 with a fairly high efficiency air-water regeneration reaching 85 %.

DOI: 10.22227/1997-0935.2014.7.41-50

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