Solid-oxide fuel cell operated on in situ catalytic decomposition products of liquid hydrazine

Hydrazine was examined as a fuel for a solid-oxide fuel cell (SOFC) that employed a typical nickel-based anode. An in situ catalytic decomposition of hydrazine at liquid state under room temperature and ambient pressure before introducing to the fuel cell was developed by applying a Ba0.5Sr0.5Co0.8F...

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Main Authors: Gu, H., Ran, R., Zhou, W., Shao, Zongping, Jin, W., Xu, N., Ahn, J.
Format: Journal Article
Published: Elsevier SA 2008
Online Access:http://hdl.handle.net/20.500.11937/8650
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author Gu, H.
Ran, R.
Zhou, W.
Shao, Zongping
Jin, W.
Xu, N.
Ahn, J.
author_facet Gu, H.
Ran, R.
Zhou, W.
Shao, Zongping
Jin, W.
Xu, N.
Ahn, J.
author_sort Gu, H.
building Curtin Institutional Repository
collection Online Access
description Hydrazine was examined as a fuel for a solid-oxide fuel cell (SOFC) that employed a typical nickel-based anode. An in situ catalytic decomposition of hydrazine at liquid state under room temperature and ambient pressure before introducing to the fuel cell was developed by applying a Ba0.5Sr0.5Co0.8Fe0.2O3-d (BSCF) oxide catalyst. Catalytic testing demonstrated that liquid N2H4 can be decomposed to gaseous NH3 and H2 at a favorable rate and at a temperature as low as 20 °C and H2 selectivity reaching values as high as 10% at 60 °C. Comparable fuel cell performance was observed using either the in situ decomposition products of hydrazine or pure hydrogen as fuel. A peak power density of ~850 mW cm-2 at 900 °C was obtained with a typical fuel cell composed of scandia-stabilized zirconia and La0.8Sr0.2MnO3 cathode. The high energy and power density, easy storage and simplicity in fuel delivery make it highly attractive for portable applications. © 2007 Elsevier B.V. All rights reserved.
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institution Curtin University Malaysia
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publishDate 2008
publisher Elsevier SA
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spelling curtin-20.500.11937-86502017-09-13T14:49:28Z Solid-oxide fuel cell operated on in situ catalytic decomposition products of liquid hydrazine Gu, H. Ran, R. Zhou, W. Shao, Zongping Jin, W. Xu, N. Ahn, J. Hydrazine was examined as a fuel for a solid-oxide fuel cell (SOFC) that employed a typical nickel-based anode. An in situ catalytic decomposition of hydrazine at liquid state under room temperature and ambient pressure before introducing to the fuel cell was developed by applying a Ba0.5Sr0.5Co0.8Fe0.2O3-d (BSCF) oxide catalyst. Catalytic testing demonstrated that liquid N2H4 can be decomposed to gaseous NH3 and H2 at a favorable rate and at a temperature as low as 20 °C and H2 selectivity reaching values as high as 10% at 60 °C. Comparable fuel cell performance was observed using either the in situ decomposition products of hydrazine or pure hydrogen as fuel. A peak power density of ~850 mW cm-2 at 900 °C was obtained with a typical fuel cell composed of scandia-stabilized zirconia and La0.8Sr0.2MnO3 cathode. The high energy and power density, easy storage and simplicity in fuel delivery make it highly attractive for portable applications. © 2007 Elsevier B.V. All rights reserved. 2008 Journal Article http://hdl.handle.net/20.500.11937/8650 10.1016/j.jpowsour.2007.11.062 Elsevier SA restricted
spellingShingle Gu, H.
Ran, R.
Zhou, W.
Shao, Zongping
Jin, W.
Xu, N.
Ahn, J.
Solid-oxide fuel cell operated on in situ catalytic decomposition products of liquid hydrazine
title Solid-oxide fuel cell operated on in situ catalytic decomposition products of liquid hydrazine
title_full Solid-oxide fuel cell operated on in situ catalytic decomposition products of liquid hydrazine
title_fullStr Solid-oxide fuel cell operated on in situ catalytic decomposition products of liquid hydrazine
title_full_unstemmed Solid-oxide fuel cell operated on in situ catalytic decomposition products of liquid hydrazine
title_short Solid-oxide fuel cell operated on in situ catalytic decomposition products of liquid hydrazine
title_sort solid-oxide fuel cell operated on in situ catalytic decomposition products of liquid hydrazine
url http://hdl.handle.net/20.500.11937/8650