JP5895241B2 - 水素生成装置及び燃料電池システム - Google Patents
水素生成装置及び燃料電池システム Download PDFInfo
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- JP5895241B2 JP5895241B2 JP2013517827A JP2013517827A JP5895241B2 JP 5895241 B2 JP5895241 B2 JP 5895241B2 JP 2013517827 A JP2013517827 A JP 2013517827A JP 2013517827 A JP2013517827 A JP 2013517827A JP 5895241 B2 JP5895241 B2 JP 5895241B2
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- hydrodesulfurizer
- raw material
- reducer
- material gas
- hydrogen
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims description 98
- 229910052739 hydrogen Inorganic materials 0.000 title claims description 98
- 239000001257 hydrogen Substances 0.000 title claims description 98
- 239000000446 fuel Substances 0.000 title claims description 31
- 239000007789 gas Substances 0.000 claims description 183
- 239000002994 raw material Substances 0.000 claims description 92
- 239000003638 chemical reducing agent Substances 0.000 claims description 89
- 239000003054 catalyst Substances 0.000 claims description 46
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 10
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 10
- 150000003464 sulfur compounds Chemical class 0.000 claims description 9
- 238000006057 reforming reaction Methods 0.000 claims description 7
- 238000002407 reforming Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 description 22
- 239000000463 material Substances 0.000 description 16
- 230000004048 modification Effects 0.000 description 11
- 238000012986 modification Methods 0.000 description 11
- 238000005984 hydrogenation reaction Methods 0.000 description 7
- 239000007800 oxidant agent Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000000629 steam reforming Methods 0.000 description 3
- 229910002535 CuZn Inorganic materials 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 235000012489 doughnuts Nutrition 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
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Description
第1実施形態にかかる水素生成装置は、原料ガスを用いて改質反応により水素含有ガスを生成する筒状の改質器と、改質器で生成された水素含有ガス中の一酸化炭素を低減するCO低減器と、改質器の外周に設けられ、原料ガス中の硫黄化合物を除去する筒状の水添脱硫器と、水添脱硫器に供給される原料ガスが流れる原料ガス供給路とを備え、原料ガス供給路は、CO低減器と熱交換可能に構成され、水添脱硫器の原料ガス入口は、CO低減器に近い方の端面に設けられる。
図1は、第1実施形態にかかる水素生成装置の概略構成の一例を示す概念図である。
以下、水素生成装置1の動作について説明する。
第2実施形態の水素生成装置は、第1実施形態の水素生成装置であって、水添脱硫器は、CO低減器に対して鉛直方向に沿って下方に設けられると共に、その内部において、水添脱硫触媒と、水添脱硫触媒を貫通してその下端が水添脱硫器の内部に開放された開口を有する流路とを備え、該流路は、その上端が水添脱硫器の原料ガス入口及び水添脱硫器の原料ガス出口のいずれか一方に接続されている。
図3は、第2実施形態における水添脱硫器の概略構成の一例を示す断面図である。以下、図3を参照しつつ、本実施形態における水添脱硫器の構成について詳細に説明する。
図4は、第2実施形態における水添脱硫器の概略構成の一例を示す斜視図である。以下、図4を参照しつつ、本実施形態の水添脱硫器における、CO低減器と水添脱硫器の軸方向から見た形状について説明する。
図5は、第2実施形態の第1変形例における水添脱硫器の概略構成の一例を示す断面図である。
図6は、第2実施形態の第2変形例における水添脱硫器の概略構成の一例を示す斜視図である。以下、図6を参照しつつ、本変形例における、CO低減器と水添脱硫器の軸方向から見た形状について説明する。
第3実施形態にかかる燃料電池システムは、第1実施形態、第2実施形態及びそれらの変形例のいずれかの水素生成装置と、水素生成装置より供給される水素含有ガスを用いて発電する燃料電池とを備える。
2 改質器
3 水添脱硫器
4 CO低減器
5 変成器
6 選択酸化器
7 断熱材
8 燃料電池
9 燃料電池システム
10 水素生成装置
301 外筒
302 内筒
303 上面板
304 下面板
306 仕切り材
307 仕切り材
310 水添脱硫触媒
321 上側ヘッダー
322 下側ヘッダー
331 原料ガス供給路
332 原料ガス排出路
341 原料ガス入口
342 原料ガス出口
343 原料ガス入口
Claims (8)
- 原料ガスを用いて改質反応により水素含有ガスを生成する筒状の改質器と、前記改質器で生成された水素含有ガス中の一酸化炭素を低減するCO低減器と、前記改質器の外周に設けられ、前記原料ガス中の硫黄化合物を除去する筒状の水添脱硫器と、前記水添脱硫器に供給される原料ガスが流れる原料ガス供給路とを備え、前記原料ガス供給路は、前記CO低減器と熱交換可能に構成され、前記水添脱硫器の原料ガス入口は、前記CO低減器に近い方の端面に設けられる、水素生成装置。
- 前記改質器への原料ガス入口は、筒状の前記改質器の2つの端面のうち、前記CO低減器に近い側の端面に設けられており、前記水添脱硫器の原料ガス出口は、筒状の前記水添脱硫器の2つの端面のうち、前記CO低減器に近い側の端面に設けられている、請求項1記載の水素生成装置。
- 前記水添脱硫器の前記原料ガス入口が設けられている端面の少なくとも一部は、前記水添脱硫器の軸方向から見て前記CO低減器と重ならない部分を有するよう配設されている、請求項1または2記載の水素生成装置。
- 前記重ならない部分に前記水添脱硫器の前記原料ガス入口が設けられている、請求項3記載の水素生成装置。
- 前記重ならない部分に前記水添脱硫器の原料ガス出口が設けられている、請求項4記載の水素生成装置。
- 前記CO低減器は、筒状であり、前記水添脱硫器の外径は、前記CO低減器の外径よりも大きい、請求項3〜5のいずれかに記載の水素生成装置。
- 前記水添脱硫器は、前記CO低減器に対して鉛直方向に沿って下方に設けられると共に、その内部において、水添脱硫触媒と、前記水添脱硫触媒を貫通してその下端が水添脱硫器内部に開放された開口を有する流路とを備え、
前記流路は、その上端が前記水添脱硫器の前記原料ガス入口及び前記水添脱硫器の原料ガス出口のいずれか一方に接続されている、請求項1〜6のいずれかに記載の水素生成装置。 - 請求項1〜7に記載の水素生成装置と、前記水素生成装置より供給される水素含有ガスを用いて発電する燃料電池とを備える、燃料電池システム。
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GB201514216D0 (en) | 2015-08-12 | 2015-09-23 | Ihod Ltd | An apparatus for generating hydrogen |
FR3040313B1 (fr) * | 2015-08-24 | 2017-08-25 | Air Liquide | Echangeur-reacteur integrant les reactions de vaporeformage et de gaz a l'eau pour la production d'hydrogene |
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GB2549470A (en) * | 2016-04-15 | 2017-10-25 | Ihod Ltd | A portable generator apparatus |
US11608266B2 (en) | 2020-03-17 | 2023-03-21 | Bayotech, Inc. | Hydrogen generation systems |
US10894244B1 (en) | 2020-03-17 | 2021-01-19 | Bayotech, Inc. | Hydrogen generation systems |
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