On site electrochemical production of sodium hypochlorite disinfectant for a power plant utilizing seawater
This investigation deals with the application of electrochemical technology for the onsite generation of sodium hypochlorite (NaOCl) from seawater for utilization in the power industry. The interaction at different levels of several variables namely, the electrode type and their surface area ratio,...
Saved in:
Main Authors: | , , , , , , , , |
---|---|
Format: | Article |
Published: |
Electrochemical Science Group
2012
|
Subjects: | |
Online Access: | http://eprints.um.edu.my/6984/ http://www.electrochemsci.org/papers/vol7/7053929.pdf |
Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
id |
my.um.eprints.6984 |
---|---|
record_format |
eprints |
spelling |
my.um.eprints.69842021-01-20T07:55:48Z http://eprints.um.edu.my/6984/ On site electrochemical production of sodium hypochlorite disinfectant for a power plant utilizing seawater Saleem, Muhammad Chakrabarti, Mohammed Harun Hasan, Diya'uddeen Basheer Islam, Md. Sakinul Yusoff, Rozita Hajimolana, Sayed Ahmad Hussain, Mohd Azlan Khan, G.M.A. Ali, Brahim Si TA Engineering (General). Civil engineering (General) TP Chemical technology This investigation deals with the application of electrochemical technology for the onsite generation of sodium hypochlorite (NaOCl) from seawater for utilization in the power industry. The interaction at different levels of several variables namely, the electrode type and their surface area ratio, current density, and inter-electrode spacing were monitored. A laboratory scale reactor having two electrodes was fabricated and implemented to achieve the objective. The highest production of NaOCl was obtained using a titanium electrode coated with a dimensionally stable anode (DSA) that gave high-current efficiency and superior durability. Maximum production was achieved using titanium under conditions of 72.4 mA/cm 2 current density, 7 cm inter-electrode spacing and a value of 1 for the anode to cathode surface area ratio. Although at higher surface area ratios, more NaOCl production was observed, the increase in its production was marginal for ratios above unity in comparison to ratios below unity. Hence, a ratio of unity was chosen as a practical value which also reduced the costs of the process. This was found to be similar to, if not better than, results reported in the literature. Optimization studies using design of experiments are recommended in the future. Electrochemical Science Group 2012 Article PeerReviewed Saleem, Muhammad and Chakrabarti, Mohammed Harun and Hasan, Diya'uddeen Basheer and Islam, Md. Sakinul and Yusoff, Rozita and Hajimolana, Sayed Ahmad and Hussain, Mohd Azlan and Khan, G.M.A. and Ali, Brahim Si (2012) On site electrochemical production of sodium hypochlorite disinfectant for a power plant utilizing seawater. International Journal of Electrochemical Science, 7 (5). pp. 3929-3938. ISSN 1452-3981 http://www.electrochemsci.org/papers/vol7/7053929.pdf |
institution |
Universiti Malaya |
building |
UM Library |
collection |
Institutional Repository |
continent |
Asia |
country |
Malaysia |
content_provider |
Universiti Malaya |
content_source |
UM Research Repository |
url_provider |
http://eprints.um.edu.my/ |
topic |
TA Engineering (General). Civil engineering (General) TP Chemical technology |
spellingShingle |
TA Engineering (General). Civil engineering (General) TP Chemical technology Saleem, Muhammad Chakrabarti, Mohammed Harun Hasan, Diya'uddeen Basheer Islam, Md. Sakinul Yusoff, Rozita Hajimolana, Sayed Ahmad Hussain, Mohd Azlan Khan, G.M.A. Ali, Brahim Si On site electrochemical production of sodium hypochlorite disinfectant for a power plant utilizing seawater |
description |
This investigation deals with the application of electrochemical technology for the onsite generation of sodium hypochlorite (NaOCl) from seawater for utilization in the power industry. The interaction at different levels of several variables namely, the electrode type and their surface area ratio, current density, and inter-electrode spacing were monitored. A laboratory scale reactor having two electrodes was fabricated and implemented to achieve the objective. The highest production of NaOCl was obtained using a titanium electrode coated with a dimensionally stable anode (DSA) that gave high-current efficiency and superior durability. Maximum production was achieved using titanium under conditions of 72.4 mA/cm 2 current density, 7 cm inter-electrode spacing and a value of 1 for the anode to cathode surface area ratio. Although at higher surface area ratios, more NaOCl production was observed, the increase in its production was marginal for ratios above unity in comparison to ratios below unity. Hence, a ratio of unity was chosen as a practical value which also reduced the costs of the process. This was found to be similar to, if not better than, results reported in the literature. Optimization studies using design of experiments are recommended in the future. |
format |
Article |
author |
Saleem, Muhammad Chakrabarti, Mohammed Harun Hasan, Diya'uddeen Basheer Islam, Md. Sakinul Yusoff, Rozita Hajimolana, Sayed Ahmad Hussain, Mohd Azlan Khan, G.M.A. Ali, Brahim Si |
author_facet |
Saleem, Muhammad Chakrabarti, Mohammed Harun Hasan, Diya'uddeen Basheer Islam, Md. Sakinul Yusoff, Rozita Hajimolana, Sayed Ahmad Hussain, Mohd Azlan Khan, G.M.A. Ali, Brahim Si |
author_sort |
Saleem, Muhammad |
title |
On site electrochemical production of sodium hypochlorite disinfectant for a power plant utilizing seawater |
title_short |
On site electrochemical production of sodium hypochlorite disinfectant for a power plant utilizing seawater |
title_full |
On site electrochemical production of sodium hypochlorite disinfectant for a power plant utilizing seawater |
title_fullStr |
On site electrochemical production of sodium hypochlorite disinfectant for a power plant utilizing seawater |
title_full_unstemmed |
On site electrochemical production of sodium hypochlorite disinfectant for a power plant utilizing seawater |
title_sort |
on site electrochemical production of sodium hypochlorite disinfectant for a power plant utilizing seawater |
publisher |
Electrochemical Science Group |
publishDate |
2012 |
url |
http://eprints.um.edu.my/6984/ http://www.electrochemsci.org/papers/vol7/7053929.pdf |
_version_ |
1690371488590331904 |
score |
13.160551 |