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Civil and Environmental Engineering

Cleveland State University

Coagulation

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Full-Text Articles in Engineering

Comparison Of Dye Wastewater Treatment Methods: A Review., Bukola M. Adesanmi, Yung-Tse Hung, Howard Paul, Christopher Huhnke Feb 2022

Comparison Of Dye Wastewater Treatment Methods: A Review., Bukola M. Adesanmi, Yung-Tse Hung, Howard Paul, Christopher Huhnke

Civil and Environmental Engineering Faculty Publications

Wastewater is produced by numerous dyes producing and dye consuming industries in their process activities especially the textile industry. These effluents become toxic and harmful to the living things and the environment if not properly treated before being discharged to the environment. In recent decades dye wastewater has been becomes a growing water pollution problem because it is one of the most difficult to treat. To put an end to this problem, viable, efficient, and sustainable method of treatment of dye wastewater and color removal needs to be established. Several research papers have been done over the years on various …


Reduction Of Cod And Highly Coloured Mature Landfill Leachate By Tin Tetrachloride With Rubber Seed And Polyacrylamide, Siti Fatihah Ramli, Hamidi Abdul Aziz, Fatehah Mohd Omar, Mohd Suffian Yusoff, Herni Halim, Mohamad Anuar Kamaruddin, Kamar Shah Ariffin, Yung-Tse Hung Nov 2021

Reduction Of Cod And Highly Coloured Mature Landfill Leachate By Tin Tetrachloride With Rubber Seed And Polyacrylamide, Siti Fatihah Ramli, Hamidi Abdul Aziz, Fatehah Mohd Omar, Mohd Suffian Yusoff, Herni Halim, Mohamad Anuar Kamaruddin, Kamar Shah Ariffin, Yung-Tse Hung

Civil and Environmental Engineering Faculty Publications

Tin tetrachloride (SnCl4 ) as a coagulant and rubber seed (Hevea brasiliensis) (RS), and polyacrylamide (PAM) as the coagulant aid were investigated in this work to treat matured and stabilised landfill leachate rich in COD and colour. A standard jar test was conducted at different pH values and dosages of coagulant/coagulant aid. When SnCl4 acted as the primary coagulant, the optimum conditions occurred at pH 8 and 10,000 mg/L dosages, with 97.3% and 81% reductions of colour and COD, respectively. Both RS and PAM were not effective when used alone. When RS was used as the coagulant aid, the dosage …


Color Removal From Dye And Sugar Wastewater Using Coagulation And Microfiltration Processes, Saketh Thanneeru Jan 2014

Color Removal From Dye And Sugar Wastewater Using Coagulation And Microfiltration Processes, Saketh Thanneeru

ETD Archive

The water is widely used in process industries, but its use is not always made in a rational way. Due to the growing demand for water by the people and industries, it is necessary to consider the new problem of water supply. Water contamination by organic and inorganic compounds is of great public concern. The textile and sugar industry are the major producers of the wastewater with a varying parameters. Even though there are new technologies for color removal till this date coagulation is seen as the most economical alternative to all technologies present now. In this thesis we study …