Use of loofah electrodes coated with rice husk smoked charcoal and Japanese ink in a microbial fuel cell for muddy water treatment

Recently, it has become increasingly difficult for many people to obtain fresh water. Microbial fuel cells (MFCs) have attracted attention as a technology that can simultaneously purify water and generate electricity. The challenge facing MFC is to fabricate inexpensive electrodes. In this study, el...

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Main Authors: Soichiro Hirose, Kentaro Inukai, Dang Trang Nguyen, Kozo Taguchi
格式: 文件
语言:English
出版: Elsevier 2023-05-01
丛编:Energy Reports
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在线阅读:http://www.sciencedirect.com/science/article/pii/S2352484722027202
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author Soichiro Hirose
Kentaro Inukai
Dang Trang Nguyen
Kozo Taguchi
author_facet Soichiro Hirose
Kentaro Inukai
Dang Trang Nguyen
Kozo Taguchi
author_sort Soichiro Hirose
collection DOAJ
description Recently, it has become increasingly difficult for many people to obtain fresh water. Microbial fuel cells (MFCs) have attracted attention as a technology that can simultaneously purify water and generate electricity. The challenge facing MFC is to fabricate inexpensive electrodes. In this study, electrodes made of loofah sponges coated with Japanese ink and rice husk smoked charcoal was developed and examined for use in microbial fuel cells (MFCs). Japanese inks are mainly made from carbon black and are conductive. The MFC, which utilizes electrodes that are simply loofah coated with Japanese ink, decomposes organic matter in muddy water and obtains a power density of 0.30 μW/cm 2. However, coating the loofah with Japanese ink to which was added rice husk smoked charcoal doubled the decomposition of organic matter in the muddy water and improved the power density by about 5260%. Since rice husks are industrial waste and smoked carbonization increases their microbiological affinity, they can cheaply improve the performance of MFC as described above.
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spelling doaj.art-df2a47c3de8645ecbd2302091f15de812023-06-07T04:48:40ZengElsevierEnergy Reports2352-48472023-05-019160167Use of loofah electrodes coated with rice husk smoked charcoal and Japanese ink in a microbial fuel cell for muddy water treatmentSoichiro Hirose0Kentaro Inukai1Dang Trang Nguyen2Kozo Taguchi3Department of Electrical and Electronic Engineering, Ritsumeikan University, Kusatsu 525-8577, JapanDepartment of Electrical and Electronic Engineering, Ritsumeikan University, Kusatsu 525-8577, JapanDepartment of Electrical and Electronic Engineering, Ritsumeikan University, Kusatsu 525-8577, JapanCorresponding author.; Department of Electrical and Electronic Engineering, Ritsumeikan University, Kusatsu 525-8577, JapanRecently, it has become increasingly difficult for many people to obtain fresh water. Microbial fuel cells (MFCs) have attracted attention as a technology that can simultaneously purify water and generate electricity. The challenge facing MFC is to fabricate inexpensive electrodes. In this study, electrodes made of loofah sponges coated with Japanese ink and rice husk smoked charcoal was developed and examined for use in microbial fuel cells (MFCs). Japanese inks are mainly made from carbon black and are conductive. The MFC, which utilizes electrodes that are simply loofah coated with Japanese ink, decomposes organic matter in muddy water and obtains a power density of 0.30 μW/cm 2. However, coating the loofah with Japanese ink to which was added rice husk smoked charcoal doubled the decomposition of organic matter in the muddy water and improved the power density by about 5260%. Since rice husks are industrial waste and smoked carbonization increases their microbiological affinity, they can cheaply improve the performance of MFC as described above.http://www.sciencedirect.com/science/article/pii/S2352484722027202Microbial fuel cellLoofaJapanese inkRice husk smoked charcoalMuddy water
spellingShingle Soichiro Hirose
Kentaro Inukai
Dang Trang Nguyen
Kozo Taguchi
Use of loofah electrodes coated with rice husk smoked charcoal and Japanese ink in a microbial fuel cell for muddy water treatment
Energy Reports
Microbial fuel cell
Loofa
Japanese ink
Rice husk smoked charcoal
Muddy water
title Use of loofah electrodes coated with rice husk smoked charcoal and Japanese ink in a microbial fuel cell for muddy water treatment
title_full Use of loofah electrodes coated with rice husk smoked charcoal and Japanese ink in a microbial fuel cell for muddy water treatment
title_fullStr Use of loofah electrodes coated with rice husk smoked charcoal and Japanese ink in a microbial fuel cell for muddy water treatment
title_full_unstemmed Use of loofah electrodes coated with rice husk smoked charcoal and Japanese ink in a microbial fuel cell for muddy water treatment
title_short Use of loofah electrodes coated with rice husk smoked charcoal and Japanese ink in a microbial fuel cell for muddy water treatment
title_sort use of loofah electrodes coated with rice husk smoked charcoal and japanese ink in a microbial fuel cell for muddy water treatment
topic Microbial fuel cell
Loofa
Japanese ink
Rice husk smoked charcoal
Muddy water
url http://www.sciencedirect.com/science/article/pii/S2352484722027202
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AT dangtrangnguyen useofloofahelectrodescoatedwithricehusksmokedcharcoalandjapaneseinkinamicrobialfuelcellformuddywatertreatment
AT kozotaguchi useofloofahelectrodescoatedwithricehusksmokedcharcoalandjapaneseinkinamicrobialfuelcellformuddywatertreatment