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Performance of Electrocoagulation Process in Removing Cod from Various Types of Industrial Wastewater

The reuse of treated industrial wastewater can be a valuable alternative to freshwater resources especially in regions facing shortage of freshwater supply. The main objectives of this study are to determine the efficiency of COD removal from different types of industrial wastewater using the contin...

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Main Authors: Norilhamiah, Yahya, Ahmad Najie, Zulkifli, Suhaini, Mamat, Law, Jeng Yeh
Format: E-Article
Published: ENCON 2013 2013
Subjects:
Q Science (General)
Online Access:http://ir.unimas.my/id/eprint/8175/
http://rpsonline.com.sg/proceedings/9789810760595/html/037.xml
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spelling my.unimas.ir.81752015-07-02T06:48:57Z http://ir.unimas.my/id/eprint/8175/ Performance of Electrocoagulation Process in Removing Cod from Various Types of Industrial Wastewater Norilhamiah, Yahya Ahmad Najie, Zulkifli Suhaini, Mamat Law, Jeng Yeh Q Science (General) The reuse of treated industrial wastewater can be a valuable alternative to freshwater resources especially in regions facing shortage of freshwater supply. The main objectives of this study are to determine the efficiency of COD removal from different types of industrial wastewater using the continuous-flow electrocoagulation (EC) process and to identify its optimum operational conditions. The wastewaters were taken from the petroleum, photovoltaic cell manufacturing and palm oil mill industry. Six monopolar electrodes of iron/aluminum combination were set up as a baffle at a distance of 25 mm and placed in a designated acrylic reactor with a wastewater flowrate of 100 ml/min. Several process parameters, such as voltage from 0 to 70 V and operating time from 0 to 30 min were investigated to achieve higher removal COD reduction efficiency. Average results from the experiments demonstrated that the Aluminium-Aluminium electrodes combination achieved the highest COD removal up to 99.97%, followed by Aluminium-Ferum 97.8% and Ferum-Ferum 95.97% at 25 V, 0.8 A and operating time of 30 min. In terms of power rating, Aluminium-Aluminium electrodes appeared to be the lowest 20 W with the highest removal of COD. Due to the extensive treatment capabilities of EC process in this study coupled with its simple operation, EC process can be one of the solutions for wastewater treatment in the future. ENCON 2013 2013 E-Article PeerReviewed Norilhamiah, Yahya and Ahmad Najie, Zulkifli and Suhaini, Mamat and Law, Jeng Yeh (2013) Performance of Electrocoagulation Process in Removing Cod from Various Types of Industrial Wastewater. ENCON 2013. http://rpsonline.com.sg/proceedings/9789810760595/html/037.xml doi: 10.3850/978-981-07-6059-5_037
institution Universiti Malaysia Sarawak
building Centre for Academic Information Services (CAIS)
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Sarawak
content_source UNIMAS Institutional Repository
url_provider http://ir.unimas.my/
topic Q Science (General)
spellingShingle Q Science (General)
Norilhamiah, Yahya
Ahmad Najie, Zulkifli
Suhaini, Mamat
Law, Jeng Yeh
Performance of Electrocoagulation Process in Removing Cod from Various Types of Industrial Wastewater
description The reuse of treated industrial wastewater can be a valuable alternative to freshwater resources especially in regions facing shortage of freshwater supply. The main objectives of this study are to determine the efficiency of COD removal from different types of industrial wastewater using the continuous-flow electrocoagulation (EC) process and to identify its optimum operational conditions. The wastewaters were taken from the petroleum, photovoltaic cell manufacturing and palm oil mill industry. Six monopolar electrodes of iron/aluminum combination were set up as a baffle at a distance of 25 mm and placed in a designated acrylic reactor with a wastewater flowrate of 100 ml/min. Several process parameters, such as voltage from 0 to 70 V and operating time from 0 to 30 min were investigated to achieve higher removal COD reduction efficiency. Average results from the experiments demonstrated that the Aluminium-Aluminium electrodes combination achieved the highest COD removal up to 99.97%, followed by Aluminium-Ferum 97.8% and Ferum-Ferum 95.97% at 25 V, 0.8 A and operating time of 30 min. In terms of power rating, Aluminium-Aluminium electrodes appeared to be the lowest 20 W with the highest removal of COD. Due to the extensive treatment capabilities of EC process in this study coupled with its simple operation, EC process can be one of the solutions for wastewater treatment in the future.
format E-Article
author Norilhamiah, Yahya
Ahmad Najie, Zulkifli
Suhaini, Mamat
Law, Jeng Yeh
author_facet Norilhamiah, Yahya
Ahmad Najie, Zulkifli
Suhaini, Mamat
Law, Jeng Yeh
author_sort Norilhamiah, Yahya
title Performance of Electrocoagulation Process in Removing Cod from Various Types of Industrial Wastewater
title_short Performance of Electrocoagulation Process in Removing Cod from Various Types of Industrial Wastewater
title_full Performance of Electrocoagulation Process in Removing Cod from Various Types of Industrial Wastewater
title_fullStr Performance of Electrocoagulation Process in Removing Cod from Various Types of Industrial Wastewater
title_full_unstemmed Performance of Electrocoagulation Process in Removing Cod from Various Types of Industrial Wastewater
title_sort performance of electrocoagulation process in removing cod from various types of industrial wastewater
publisher ENCON 2013
publishDate 2013
url http://ir.unimas.my/id/eprint/8175/
http://rpsonline.com.sg/proceedings/9789810760595/html/037.xml
_version_ 1644510474050469888
score 13.235796

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