Research on Sewage Treatment by Combined Two-Phase ABR and SBR

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Abstract:

This paper presents Two-phase Anaerobic Baffled Reactor (TAABR) and sequencing batch reactor (SBR) to remove N, P and COD of Sewage. The influence factors of temperature, volume load and different effects on the TAABR running process running were studied to obtain the optimum operation conditions. The results are as follows: 1. The experiment uses the start method that by shortening HRT to raise the load, after 53 days completes ABR start.2. Suggest the best HRT is 6 h when the craft processes sewage. 3. The temperature has an influence on clean effect of the system, when the temperature descends from 20 °C to 10 °C, system clean rate of average COD descends from 87.1% to 52.4%. 4. TN, TP and COD concentrations of the effluent all reach the level of the national standards for the discharge of GB18918-2002.

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193-197

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September 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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