Use of thermal water as a natural coagulant for domestic wastewater sustainable treatment

In the last several years, the interest on domestic wastewater treatment has increased due to the rise of water consumption resulted from the world population growth. The excessive use of inorganic coagulants, such as aluminum sulphate, in domestic wastewater treatment processes contributes to gener...

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Main Authors: Quintero-Jaramillo, Javier Andrés, Murillo-Arango, Walter, Cerón-Salazar, Ivonne Ximena
Format: Online
Language:eng
Published: Universidad Pedagógica y Tecnológica de Colombia 2017
Subjects:
Online Access:https://revistas.uptc.edu.co/index.php/ingenieria/article/view/5770
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author Quintero-Jaramillo, Javier Andrés
Murillo-Arango, Walter
Cerón-Salazar, Ivonne Ximena
author_facet Quintero-Jaramillo, Javier Andrés
Murillo-Arango, Walter
Cerón-Salazar, Ivonne Ximena
author_sort Quintero-Jaramillo, Javier Andrés
collection OJS
description In the last several years, the interest on domestic wastewater treatment has increased due to the rise of water consumption resulted from the world population growth. The excessive use of inorganic coagulants, such as aluminum sulphate, in domestic wastewater treatment processes contributes to generate high negative environmental impacts and risks to living organisms. Besides its low biodegradability, as aluminum sulphate increases metal content in discharged effluents rises, generating toxic sludge. Therefore, searching for clean and sustainable processes for domestic wastewater treatment is important in order to reduce the pollutant discharges into fresh water bodies. In this paper, the potential use of thermal water as a natural coagulant for the domestic wastewater treatment from Manizales city (department of Caldas, Colombia), was studied. The effect of coagulant dose was analyzed and compared with the results of the conventional coagulants. Applying different doses of coagulants in domestic wastewater showed that the best coagulation activity was achieved by adding 35 ml/l of thermal water, and 140 mg/l of aluminum sulphate. In both cases, high turbidity removal efficiency (98.1 %) was achieved. The removal efficiency of Chemical Oxygen Demand (COD) using aluminum sulphate was 81.5 %, and using thermal water was 75.4 %. In conclusion, thermal water has positive coagulation properties; therefore, it is a promising alternative to aluminum sulphate as a natural coagulant on the treatment of domestic wastewater.
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spelling oai:oai.revistas.uptc.edu.co:article-57702022-06-15T16:19:59Z Use of thermal water as a natural coagulant for domestic wastewater sustainable treatment Quintero-Jaramillo, Javier Andrés Murillo-Arango, Walter Cerón-Salazar, Ivonne Ximena coagulation domestic wastewater pollutant removal thermal water water treatment In the last several years, the interest on domestic wastewater treatment has increased due to the rise of water consumption resulted from the world population growth. The excessive use of inorganic coagulants, such as aluminum sulphate, in domestic wastewater treatment processes contributes to generate high negative environmental impacts and risks to living organisms. Besides its low biodegradability, as aluminum sulphate increases metal content in discharged effluents rises, generating toxic sludge. Therefore, searching for clean and sustainable processes for domestic wastewater treatment is important in order to reduce the pollutant discharges into fresh water bodies. In this paper, the potential use of thermal water as a natural coagulant for the domestic wastewater treatment from Manizales city (department of Caldas, Colombia), was studied. The effect of coagulant dose was analyzed and compared with the results of the conventional coagulants. Applying different doses of coagulants in domestic wastewater showed that the best coagulation activity was achieved by adding 35 ml/l of thermal water, and 140 mg/l of aluminum sulphate. In both cases, high turbidity removal efficiency (98.1 %) was achieved. The removal efficiency of Chemical Oxygen Demand (COD) using aluminum sulphate was 81.5 %, and using thermal water was 75.4 %. In conclusion, thermal water has positive coagulation properties; therefore, it is a promising alternative to aluminum sulphate as a natural coagulant on the treatment of domestic wastewater. Universidad Pedagógica y Tecnológica de Colombia 2017-01-25 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion investigation application/pdf application/xml https://revistas.uptc.edu.co/index.php/ingenieria/article/view/5770 10.19053/01211129.v26.n44.2017.5770 Revista Facultad de Ingeniería; Vol. 26 No. 44 (2017); 35-45 Revista Facultad de Ingeniería; Vol. 26 Núm. 44 (2017); 35-45 2357-5328 0121-1129 eng https://revistas.uptc.edu.co/index.php/ingenieria/article/view/5770/4713 https://revistas.uptc.edu.co/index.php/ingenieria/article/view/5770/6391
spellingShingle coagulation
domestic wastewater
pollutant removal
thermal water
water treatment
Quintero-Jaramillo, Javier Andrés
Murillo-Arango, Walter
Cerón-Salazar, Ivonne Ximena
Use of thermal water as a natural coagulant for domestic wastewater sustainable treatment
title Use of thermal water as a natural coagulant for domestic wastewater sustainable treatment
title_full Use of thermal water as a natural coagulant for domestic wastewater sustainable treatment
title_fullStr Use of thermal water as a natural coagulant for domestic wastewater sustainable treatment
title_full_unstemmed Use of thermal water as a natural coagulant for domestic wastewater sustainable treatment
title_short Use of thermal water as a natural coagulant for domestic wastewater sustainable treatment
title_sort use of thermal water as a natural coagulant for domestic wastewater sustainable treatment
topic coagulation
domestic wastewater
pollutant removal
thermal water
water treatment
topic_facet coagulation
domestic wastewater
pollutant removal
thermal water
water treatment
url https://revistas.uptc.edu.co/index.php/ingenieria/article/view/5770
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AT ceronsalazarivonneximena useofthermalwaterasanaturalcoagulantfordomesticwastewatersustainabletreatment