JP2004190538A - Method and device for supplying hydrogen fuel - Google Patents

Method and device for supplying hydrogen fuel Download PDF

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Publication number
JP2004190538A
JP2004190538A JP2002357784A JP2002357784A JP2004190538A JP 2004190538 A JP2004190538 A JP 2004190538A JP 2002357784 A JP2002357784 A JP 2002357784A JP 2002357784 A JP2002357784 A JP 2002357784A JP 2004190538 A JP2004190538 A JP 2004190538A
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Japan
Prior art keywords
hydrogen
fuel
heat
reaction vessel
gas
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Pending
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JP2002357784A
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Japanese (ja)
Inventor
Kazuo Tsutsumi
香津雄 堤
Eiji Inoue
英二 井上
Kenichi Yajima
健一 矢島
Tadashi Nishimura
忠史 西村
Chikanori Kumagai
親徳 熊谷
Yasushi Sakakida
康史 榊田
Keiichi Komai
啓一 駒井
Shin Kojima
伸 小島
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Kawasaki Heavy Industries Ltd
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Kawasaki Heavy Industries Ltd
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Priority to JP2002357784A priority Critical patent/JP2004190538A/en
Publication of JP2004190538A publication Critical patent/JP2004190538A/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/36Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/50Fuel cells
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/30Use of alternative fuels, e.g. biofuels

Abstract

<P>PROBLEM TO BE SOLVED: To provide a technique applicable to a fuel for a vehicle by generating more hydrogen. <P>SOLUTION: An reactor 10 is charged with iron carbide (iron carbide Fe<SB>3</SB>C), and water or steam and heat are supplied to generate a fuel gas including hydrogen. The hydrogen fuel obtained from the iron carbide is supplied to a gas engine 12 to drive an engine, and exhaust heat of exhaust gas generated in the gas engine 12 is utilized as a heat to be supplied to the reactor 10. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

【0001】
【発明の属する技術分野】
本発明は、アイアンカーバイド(炭化鉄、FeC)を用いて水素を発生させ、エンジン、燃料電池を作動させる方法及び装置に関するものである。
【0002】
【従来の技術】
水素供給装置においては、従来、鉄粉に水を加えて以下の反応をさせ、水素を発生させてきた。すなわち、容器に鉄粉を充填し、水を注入して加熱し、場合によっては触媒を使用することで、水素発生速度を速め、あるいは反応温度を下げるようにしていた。
2Fe+3HO→Fe+3H
【0003】
一方、アイアンカーバイドは水と接触すると吸熱して、以下の反応が進行して金属鉄と水素と一酸化炭素に分解する。
FeC+HO→3Fe+H+CO
アイアンカーバイドと水蒸気を反応させて、水素、COガスと金属鉄を生成させる方法及び装置は、これまでも知られている(例えば、特許文献1、特許文献2参照)。
【0004】
【特許文献1】
特許第2954585号公報
【特許文献2】
特開2002−194411号公報
【0005】
【発明が解決しようとする課題】
例えば、水素供給装置を自動車(ガスエンジン車、燃料電池車)に搭載して、発生した水素を自動車用燃料に適用する場合、上述した鉄粉に水と熱を加えて水素を発生させる技術では、液体水素や圧縮水素より多くの燃料を積むことができ、さらに、水素吸蔵合金に貯蔵可能な水素量を超える量の水素を供給することができる。しかしながら、より多くの水素を発生させる技術の開発が望まれている。
【0006】
本発明は上記の諸点に鑑みなされたもので、本発明の目的は、鉄粉の代わりにアイアンカーバイドを用い、アイアンカーバイドに水と熱を加えて反応させることにより、さらに多くの水素を発生させることができ、自動車用燃料に適用した場合に、液体水素や圧縮水素よりはるかに多くの燃料を積むことができ、しかも、水素吸蔵合金に貯蔵可能な水素量を大きく超える量の水素を供給することができる方法及び装置を提供することにある。
【0007】
【課題を解決するための手段】
上記の目的を達成するために、本発明の水素燃料の供給方法は、反応容器にアイアンカーバイド(炭化鉄、FeC)を充填し、水又は水蒸気と熱を供給して水素を含む燃料ガスを発生させ、アイアンカーバイドから得た水素燃料をガスエンジンに供給してエンジンを駆動させ、ガスエンジンで発生した排ガスの排熱を前記反応容器に供給する熱として利用するように構成されている。
【0008】
また、本発明の方法は、反応容器にアイアンカーバイドを充填し、水又は水蒸気と熱を供給して水素を含む燃料ガスを発生させ、アイアンカーバイドから得た水素燃料を燃料電池に供給して発電を行い、燃料電池で発生した排ガスを燃焼させて得た排熱を前記反応容器に供給する熱として利用することを特徴としている。
【0009】
本発明の水素燃料の供給装置は、アイアンカーバイドを充填し、水又は水蒸気と熱を供給して水素を含む燃料ガスを発生させる反応容器を備え、該反応容器を燃料ガス供給手段を介してガスエンジンに接続し、アイアンカーバイドから得た水素燃料がガスエンジンに供給されるようにし、前記ガスエンジンを排熱供給手段を介して前記反応容器に接続し、ガスエンジンで発生した排ガスの排熱が反応容器の熱源として利用できるようにしたことを特徴としている。
【0010】
また、本発明の装置は、アイアンカーバイドを充填し、水又は水蒸気と熱を供給して水素を含む燃料ガスを発生させる反応容器を備え、該反応容器を燃料ガス供給手段を介して燃料電池に接続し、アイアンカーバイドから得た水素燃料が燃料電池に供給されるようにし、前記燃料電池からの排ガス導管を燃焼器に接続するとともに該燃焼器を排熱供給手段を介して前記反応容器に接続し、燃料電池で発生した排ガスを燃焼させて得た排熱が反応容器の熱源として利用できるようにしたことを特徴としている。
【0011】
【発明の実施の形態】
以下、本発明の実施の形態について説明するが、本発明は下記の実施の形態に何ら限定されるものではなく、適宜変更して実施することが可能なものである。
図1は、本発明の実施の第1形態による水素燃料の供給方法を実施する装置の概略構成を示している。図1に示すように、反応器10にアイアンカーバイドと水蒸気又は水蒸気を含むガスを供給する。反応器としては、例えば、流動層炉、移動層炉、シャフト炉などが用いられる。反応器10は後述する排熱を使って500〜1000℃、望ましくは550〜700℃、一例として600℃程度に加熱する。
【0012】
アイアンカーバイドは水と接触すると吸熱して、以下の反応が進行して金属鉄と水素と一酸化炭素に分解する。
FeC+HO→3Fe+H+CO
また、上記の反応で生成した鉄は、過剰の水蒸気で以下の反応により酸化鉄となる。
2Fe+3HO→Fe+3H
さらに、以下のシフト反応でHOがHとなる。
O+CO→H+CO
したがって、反応器10で起こる全体の反応は以下のようになる。
2FeC+13HO→3Fe+13H+2CO
【0013】
従来の技術で説明した2Fe+3HO→Fe+3Hの反応を用いる方法では、例えば、1kgの鉄から5.4%の重量である54gの水素を得ることができ、水素吸蔵合金に貯蔵できる1.4%を大きく超えている。
これに対して、本発明の方法では、例えば、1kgのアイアンカーバイドから7.2%の重量である72gの水素を得ることができ、さらに多くの水素を発生させることができる。
【0014】
反応器10で発生した水素(燃料ガス)は、ガスエンジン12に供給されてエンジンを作動させる。ガスエンジン12で発生した排ガスの排熱は、反応器10に供給して熱源として利用される。
この水素供給装置を自動車に搭載して、発生した水素を自動車用燃料に適用することによって、液体水素や圧縮水素より多くの燃料を積むことができる。
【0015】
図2は、本発明の実施の第2形態による水素燃料の供給方法を実施する装置の概略構成を示している。図2に示すように、反応器10にアイアンカーバイドと水蒸気又は水蒸気を含むガスを供給する。反応器10は後述する排熱を使って500〜1000℃、望ましくは550〜700℃、一例として600℃程度に加熱する。実施の第1形態の場合と同様、アイアンカーバイドを用いて以下の反応を行わせる。
2FeC+13HO→3Fe+13H+2CO
【0016】
反応器10で発生した水素(燃料ガス)は、燃料電池14に供給されて発電が行われる。燃料電池14で発生した排ガスは、燃焼器16に導入して燃焼させ、燃焼排ガスの排熱は反応器10に供給して熱源として利用される。
他の構成及び作用等は、実施の第1形態の場合と同様である。
【0017】
【発明の効果】
本発明は上記のように構成されているので、つぎのような効果を奏する。
(1) 鉄粉の代わりにアイアンカーバイドを用い、アイアンカーバイドに水(水蒸気)と熱を加えて反応させることにより、さらに多くの水素を発生させることができる。
(2) 水素供給装置を自動車(ガスエンジン車、燃料電池車)に搭載して、発生した水素を自動車用燃料に適用する場合、液体水素や圧縮水素より多くの燃料を積むことができ、しかも、水素吸蔵合金に貯蔵可能な水素量を超える量の水素を供給することができる。
【図面の簡単な説明】
【図1】本発明の実施の第1形態による水素燃料の供給方法を実施する装置の一例を示す概略構成説明図である。
【図2】本発明の実施の第2形態による水素燃料の供給方法を実施する装置の一例を示す概略構成説明図である。
【符号の説明】
10 反応器
12 ガスエンジン
14 燃料電池
16 燃焼器
[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a method and an apparatus for operating an engine or a fuel cell by generating hydrogen using an anchor carbide (iron carbide, Fe 3 C).
[0002]
[Prior art]
In a hydrogen supply device, conventionally, water has been added to iron powder to cause the following reaction to generate hydrogen. That is, a container is filled with iron powder, water is injected and heated, and in some cases, a catalyst is used to increase the hydrogen generation rate or lower the reaction temperature.
2Fe + 3H 2 O → Fe 2 O 3 + 3H 2
[0003]
On the other hand, when the eye anchor hydride comes in contact with water, it absorbs heat and the following reaction proceeds to be decomposed into metallic iron, hydrogen, and carbon monoxide.
Fe 3 C + H 2 O → 3Fe + H 2 + CO
A method and an apparatus for generating hydrogen, a CO gas and metallic iron by reacting eye anchor hydride with water vapor have been known (for example, see Patent Documents 1 and 2).
[0004]
[Patent Document 1]
Japanese Patent No. 2954585 [Patent Document 2]
JP-A-2002-194411
[Problems to be solved by the invention]
For example, when a hydrogen supply device is mounted on a vehicle (gas engine vehicle, fuel cell vehicle) and the generated hydrogen is applied to a vehicle fuel, the above-described technology for generating hydrogen by adding water and heat to iron powder is used. Thus, more fuel can be loaded than liquid hydrogen or compressed hydrogen, and more hydrogen can be supplied than the amount of hydrogen that can be stored in the hydrogen storage alloy. However, development of a technique for generating more hydrogen is desired.
[0006]
The present invention has been made in view of the above-described points, and an object of the present invention is to generate more hydrogen by reacting by adding water and heat to eye anchor hydride by using iron anchor hydride instead of iron powder. When applied to automotive fuel, it can carry much more fuel than liquid hydrogen or compressed hydrogen, and supply hydrogen in an amount that greatly exceeds the amount of hydrogen that can be stored in the hydrogen storage alloy. To provide a method and an apparatus that can
[0007]
[Means for Solving the Problems]
In order to achieve the above object, a method for supplying hydrogen fuel according to the present invention comprises filling a reaction vessel with iron anchor hydride (iron carbide, Fe 3 C) and supplying water or steam and heat to supply a fuel gas containing hydrogen. Is generated, the hydrogen fuel obtained from the eye anchor hydride is supplied to the gas engine to drive the engine, and exhaust heat of exhaust gas generated by the gas engine is used as heat supplied to the reaction vessel.
[0008]
Further, the method of the present invention fills a reaction vessel with eye anchor hydride, supplies water or steam and heat to generate a fuel gas containing hydrogen, and supplies hydrogen fuel obtained from the eye anchor hydride to a fuel cell to generate power. And using exhaust heat obtained by burning exhaust gas generated in the fuel cell as heat supplied to the reaction vessel.
[0009]
The hydrogen fuel supply device of the present invention is provided with a reaction vessel filled with eye anchor hydride and supplying water or steam and heat to generate a fuel gas containing hydrogen, and the reaction vessel is supplied with gas through fuel gas supply means. Connected to an engine, hydrogen fuel obtained from the eye anchor hydride is supplied to the gas engine, and the gas engine is connected to the reaction vessel via exhaust heat supply means, and the exhaust heat of the exhaust gas generated by the gas engine is It is characterized in that it can be used as a heat source for the reaction vessel.
[0010]
Further, the apparatus of the present invention is provided with a reaction vessel filled with eye anchor hydride and supplying water or steam and heat to generate a fuel gas containing hydrogen, and the reaction vessel is connected to a fuel cell via fuel gas supply means. So that hydrogen fuel obtained from the eye anchor hydride is supplied to the fuel cell, an exhaust gas conduit from the fuel cell is connected to a combustor, and the combustor is connected to the reaction vessel via exhaust heat supply means. In addition, exhaust heat generated by burning exhaust gas generated in the fuel cell can be used as a heat source of the reaction vessel.
[0011]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described. However, the present invention is not limited to the following embodiments, and can be implemented with appropriate modifications.
FIG. 1 shows a schematic configuration of an apparatus for performing a hydrogen fuel supply method according to a first embodiment of the present invention. As shown in FIG. 1, eye anchor hydride and steam or a gas containing steam are supplied to a reactor 10. As the reactor, for example, a fluidized bed furnace, a moving bed furnace, a shaft furnace, or the like is used. The reactor 10 is heated to 500 to 1000 ° C., preferably 550 to 700 ° C., for example, about 600 ° C. by using exhaust heat described below.
[0012]
When an anchor carbide comes in contact with water, it absorbs heat and the following reaction proceeds to be decomposed into metallic iron, hydrogen and carbon monoxide.
Fe 3 C + H 2 O → 3Fe + H 2 + CO
In addition, iron generated by the above reaction becomes iron oxide by excess water vapor by the following reaction.
2Fe + 3H 2 O → Fe 2 O 3 + 3H 2
Further, H 2 O becomes H 2 by the following shift reaction.
H 2 O + CO → H 2 + CO 2
Thus, the overall reaction taking place in reactor 10 is as follows.
2Fe 3 C + 13H 2 O → 3Fe 2 O 3 + 13H 2 + 2CO 2
[0013]
In the method using the reaction of 2Fe + 3H 2 O → Fe 2 O 3 + 3H 2 described in the prior art, for example, it is possible to obtain hydrogen of 54g 5.4% of the weight from 1kg of iron, the hydrogen storage alloy It greatly exceeds 1.4% that can be stored.
On the other hand, in the method of the present invention, for example, 72 g of hydrogen having a weight of 7.2% can be obtained from 1 kg of eye anchor carbide, and more hydrogen can be generated.
[0014]
Hydrogen (fuel gas) generated in the reactor 10 is supplied to the gas engine 12 to operate the engine. The exhaust heat of the exhaust gas generated by the gas engine 12 is supplied to the reactor 10 and used as a heat source.
By mounting this hydrogen supply device on a vehicle and applying the generated hydrogen to vehicle fuel, more fuel can be loaded than liquid hydrogen or compressed hydrogen.
[0015]
FIG. 2 shows a schematic configuration of an apparatus for performing a hydrogen fuel supply method according to a second embodiment of the present invention. As shown in FIG. 2, eye anchor hydride and steam or a gas containing steam are supplied to the reactor 10. The reactor 10 is heated to 500 to 1000 ° C., preferably 550 to 700 ° C., for example, about 600 ° C. by using exhaust heat described below. As in the case of the first embodiment, the following reaction is carried out using eye anchor carbide.
2Fe 3 C + 13H 2 O → 3Fe 2 O 3 + 13H 2 + 2CO 2
[0016]
The hydrogen (fuel gas) generated in the reactor 10 is supplied to the fuel cell 14 to generate power. The exhaust gas generated by the fuel cell 14 is introduced into a combustor 16 and burned, and exhaust heat of the combustion exhaust gas is supplied to a reactor 10 and used as a heat source.
Other configurations, operations, and the like are the same as those in the first embodiment.
[0017]
【The invention's effect】
The present invention is configured as described above, and has the following effects.
(1) More hydrogen can be generated by using eye anchor hydride instead of iron powder, and reacting the eye anchor hydride with water (steam) and heat.
(2) When the hydrogen supply device is mounted on a vehicle (gas engine vehicle, fuel cell vehicle) and the generated hydrogen is applied to vehicle fuel, more fuel can be loaded than liquid hydrogen or compressed hydrogen, and In addition, hydrogen can be supplied in an amount exceeding the amount of hydrogen that can be stored in the hydrogen storage alloy.
[Brief description of the drawings]
FIG. 1 is a schematic configuration explanatory view showing an example of an apparatus for performing a hydrogen fuel supply method according to a first embodiment of the present invention.
FIG. 2 is a schematic configuration explanatory view showing an example of an apparatus for performing a hydrogen fuel supply method according to a second embodiment of the present invention.
[Explanation of symbols]
10 reactor 12 gas engine 14 fuel cell 16 combustor

Claims (4)

反応容器にアイアンカーバイドを充填し、水又は水蒸気と熱を供給して水素を含む燃料ガスを発生させ、アイアンカーバイドから得た水素燃料をガスエンジンに供給してエンジンを駆動させ、ガスエンジンで発生した排ガスの排熱を前記反応容器に供給する熱として利用することを特徴とする水素燃料の供給方法。Filling the reaction vessel with eye anchor hydride, supplying water or steam and heat to generate a fuel gas containing hydrogen, supplying hydrogen fuel obtained from the eye anchor hydride to the gas engine, driving the engine, and generating the gas engine A method for supplying hydrogen fuel, wherein the exhaust heat of the exhaust gas is used as heat supplied to the reaction vessel. 反応容器にアイアンカーバイドを充填し、水又は水蒸気と熱を供給して水素を含む燃料ガスを発生させ、アイアンカーバイドから得た水素燃料を燃料電池に供給して発電を行い、燃料電池で発生した排ガスを燃焼させて得た排熱を前記反応容器に供給する熱として利用することを特徴とする水素燃料の供給方法。Filling the reaction vessel with eye anchor hydride, supplying water or steam and heat to generate a fuel gas containing hydrogen, supplying hydrogen fuel obtained from the eye anchor hydride to the fuel cell to generate power, and generating power in the fuel cell A method for supplying hydrogen fuel, wherein exhaust heat obtained by burning exhaust gas is used as heat supplied to the reaction vessel. アイアンカーバイドを充填し、水又は水蒸気と熱を供給して水素を含む燃料ガスを発生させる反応容器を備え、該反応容器を燃料ガス供給手段を介してガスエンジンに接続し、アイアンカーバイドから得た水素燃料がガスエンジンに供給されるようにし、前記ガスエンジンを排熱供給手段を介して前記反応容器に接続し、ガスエンジンで発生した排ガスの排熱が反応容器の熱源として利用できるようにしたことを特徴とする水素燃料の供給装置。It is provided with a reaction vessel which is filled with eye anchor hydride and supplies water or steam and heat to generate a fuel gas containing hydrogen, and the reaction vessel is connected to a gas engine via a fuel gas supply means, and is obtained from the eye anchor hydride. Hydrogen fuel is supplied to the gas engine, and the gas engine is connected to the reaction vessel via exhaust heat supply means, so that exhaust heat of exhaust gas generated by the gas engine can be used as a heat source of the reaction vessel. A hydrogen fuel supply device, characterized in that: アイアンカーバイドを充填し、水又は水蒸気と熱を供給して水素を含む燃料ガスを発生させる反応容器を備え、該反応容器を燃料ガス供給手段を介して燃料電池に接続し、アイアンカーバイドから得た水素燃料が燃料電池に供給されるようにし、前記燃料電池からの排ガス導管を燃焼器に接続するとともに該燃焼器を排熱供給手段を介して前記反応容器に接続し、燃料電池で発生した排ガスを燃焼させて得た排熱が反応容器の熱源として利用できるようにしたことを特徴とする水素燃料の供給装置。A reaction vessel filled with eye anchor hydride and supplying water or steam and heat to generate a fuel gas containing hydrogen is provided.The reaction vessel is connected to a fuel cell via a fuel gas supply means, and is obtained from the eye anchor hydride. Hydrogen fuel is supplied to the fuel cell, an exhaust gas conduit from the fuel cell is connected to a combustor, and the combustor is connected to the reaction vessel via exhaust heat supply means, and the exhaust gas generated in the fuel cell is connected. A hydrogen fuel supply device characterized in that exhaust heat obtained by combusting hydrogen can be used as a heat source of a reaction vessel.
JP2002357784A 2002-12-10 2002-12-10 Method and device for supplying hydrogen fuel Pending JP2004190538A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108217654A (en) * 2018-01-31 2018-06-29 杨汉玉 A kind of preparation method of catalyst for preparing hydrogen and catalyzing manufacturing of hydrogen method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108217654A (en) * 2018-01-31 2018-06-29 杨汉玉 A kind of preparation method of catalyst for preparing hydrogen and catalyzing manufacturing of hydrogen method

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