Study on Iron Filings Combined with Biological Carbon Derived from Chicken Manure Forming Internal Electrolysis to Treat Dyeing Wastewater of Disperse Blue E-4R

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Abstract:

Aiming at the difficulty of treating dyeing wastewater, the limitation of the traditional electrolysis method, the high cost of active carbon and the environmental pollution of the chicken manure in farms, the paper put forward a new method of using iron combined with biological carbon derived from chicken manure forming internal electrolysis to treat dyeing wastewater. It discussed the effects of mass ratio of iron and biological carbon derived from chicken manure, pH, reaction time, the particle size of iron filings, the aeration rate, circulation velocity and the circling liquid volume on the removal rate of the organic matter in wastewater. The result showed that iron combined with biological carbon derived from chicken manure forming internal electrolysis to treat dyeing wastewater could "using waste to treat waste" and the effect was better. The removal rate of COD was over 85% and the decolorization rate was over 95% when the mass ratio of iron and biological carbon derived from chicken manure was 1:1, the PH was 6, reaction time was was 60min, the particle size of iron filings was 0.9~2.0mm, the aeration rate was 10mL/min, circulation velocity was 50r/min and the circling liquid volume was 2000mL.

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Periodical:

Advanced Materials Research (Volumes 955-959)

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2205-2211

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June 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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