<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Electrocoagulation makes an alternative method to chemical coagulation. This paper presents the results obtained during the electrocoagulation of the model wastewater using aluminum electrodes. The wastewater was treated by means of chronopotentiometric electrocoagulation process in a static system, at the constant current I = 0.3 A; therefore higher doses of electrocoagulant required longer electrocoagulation time. Changes in zeta potential, pH, turbidity, chemical oxygen demand (COD), suspended solids and total phosphorus concentrations in the treated wastewater were determined. A new method for determining the optimal dosage of the aluminum electrocoagulant was proposed through application of the third degree polynomial function rather than the parabolic equation. An increase in the electrocoagulant dose raised the share of sweep fl occulation in the studied treatment process, resulting in the effective removal over 90% of phosphorus compounds from the system.</p></abstract>

Electrocoagulation makes an alternative method to chemical coagulation. This paper presents the results obtained during the electrocoagulation of the model wastewater using aluminum electrodes. The wastewater was treated by means of chronopotentiometric electrocoagulation process in a static system, at the constant current I = 0.3 A; therefore higher doses of electrocoagulant required longer electrocoagulation time. Changes in zeta potential, pH, turbidity, chemical oxygen demand (COD), suspended solids and total phosphorus concentrations in the treated wastewater were determined. A new method for determining the optimal dosage of the aluminum electrocoagulant was proposed through application of the third degree polynomial function rather than the parabolic equation. An increase in the electrocoagulant dose raised the share of sweep fl occulation in the studied treatment process, resulting in the effective removal over 90% of phosphorus compounds from the system.

Electrocoagulation of model wastewater using aluminum electrodes

University of Warmia and Mazury in Olsztyn, Department of Chemistry, Faculty of Environmental Management and Agriculture, Plac Łódzki 4, 10-957 Olsztyn, Poland

Polish Journal of Chemical Technology

{"article-title":"Electrocoagulation of model wastewater using aluminum electrodes"}

Electrocoagulation makes an alternative method to chemical coagulation. This paper presents the results obtained during the electrocoagulation of the model...

Electrocoagulation of model wastewater using aluminum electrodes

Published Online: Oct 31, 2012

Page range: 66 - 70

DOI: https://doi.org/10.2478/v10026-012-0086-1

Keywords
model wastewater, dose of aluminum electrocoagulant.

This content is open access.

Electrocoagulation of model wastewater using aluminum electrodes

Published Online: Oct 31, 2012

Page range: 66 - 70

DOI: https://doi.org/10.2478/v10026-012-0086-1

Keywordsmodel wastewater, dose of aluminum electrocoagulant.

This content is open access.

Keywords
model wastewater, dose of aluminum electrocoagulant.