<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In this present work, vinasse, a by-product of sugarcane industry, was examined using combined treatment methods to purify it. Electrocoagulation/flocculation, ultrafiltration were applied as pre-treatment and post-treatment, respectively. The effectiveness of combined process was evaluated based on colour, turbidity and chemical oxygen demand (COD) removal. The efficiency of electrochemical reactor was investigated according to process variables such as retention time, electrode distance and electrolyte dose. From the results, the price to treat unit vinasse is found to be 2.5 US$/m<sup>3</sup> under optimum conditions. FT-IR analysis of sludge obtained shows the results of electro-coagulation process. Ultrafiltration as post treatment experiments showed the enhanced removal efficiency of colour (91%), turbidity (88%) and COD (85%). The results showed that electrocoagulation followed by ultrafiltration is a suitable combined technique to reduce the colour, turbidity and COD from vinasse liquid.</p></abstract>

In this present work, vinasse, a by-product of sugarcane industry, was examined using combined treatment methods to purify it. Electrocoagulation/flocculation, ultrafiltration were applied as pre-treatment and post-treatment, respectively. The effectiveness of combined process was evaluated based on colour, turbidity and chemical oxygen demand (COD) removal. The efficiency of electrochemical reactor was investigated according to process variables such as retention time, electrode distance and electrolyte dose. From the results, the price to treat unit vinasse is found to be 2.5 US$/m3 under optimum conditions. FT-IR analysis of sludge obtained shows the results of electro-coagulation process. Ultrafiltration as post treatment experiments showed the enhanced removal efficiency of colour (91%), turbidity (88%) and COD (85%). The results showed that electrocoagulation followed by ultrafiltration is a suitable combined technique to reduce the colour, turbidity and COD from vinasse liquid.

Treatment of vinasse liquid from sugarcane industry using electro-coagulation/flocculation followed by ultra filtration

Guangdong Provincial Key Laboratory of Environmental Pollution Control and Remediation Technology

School of Environmental Science and Engineering

Polish Journal of Chemical Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

In this present work, vinasse, a by-product of sugarcane industry, was examined using combined treatment methods to purify it. Electrocoagulation/flocculation,...

Treatment of vinasse liquid from sugarcane industry using electro-coagulation/flocculation followed by ultra filtration

Pubblicato online: 31 dic 2019

Pagine: 40 - 47

DOI: https://doi.org/10.2478/pjct-2019-0037

Parole chiave
Vinasse, Sugar industry, Electro coagulation, FT-IR analysis, Ultra-filtration, Zero Discharge

© 2019 Thirugnanasambandham Karchiyappan et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Treatment of vinasse liquid from sugarcane industry using electro-coagulation/flocculation followed by ultra filtration

Pubblicato online: 31 dic 2019

Pagine: 40 - 47

DOI: https://doi.org/10.2478/pjct-2019-0037

Parole chiaveVinasse, Sugar industry, Electro coagulation, FT-IR analysis, Ultra-filtration, Zero Discharge

© 2019 Thirugnanasambandham Karchiyappan et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
Vinasse, Sugar industry, Electro coagulation, FT-IR analysis, Ultra-filtration, Zero Discharge