JP2021015674A - 燃料電池システム - Google Patents
燃料電池システム Download PDFInfo
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- JP2021015674A JP2021015674A JP2019128235A JP2019128235A JP2021015674A JP 2021015674 A JP2021015674 A JP 2021015674A JP 2019128235 A JP2019128235 A JP 2019128235A JP 2019128235 A JP2019128235 A JP 2019128235A JP 2021015674 A JP2021015674 A JP 2021015674A
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- 239000000446 fuel Substances 0.000 title claims abstract description 160
- 239000007789 gas Substances 0.000 claims abstract description 245
- 239000007800 oxidant agent Substances 0.000 claims abstract description 90
- 230000001590 oxidative effect Effects 0.000 claims abstract description 89
- 239000002737 fuel gas Substances 0.000 claims abstract description 32
- 230000005611 electricity Effects 0.000 claims abstract description 6
- 239000000567 combustion gas Substances 0.000 claims description 88
- 239000002994 raw material Substances 0.000 claims description 36
- 239000007787 solid Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 3
- 238000002407 reforming Methods 0.000 abstract description 52
- 238000005056 compaction Methods 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 43
- 238000010248 power generation Methods 0.000 description 25
- 238000006243 chemical reaction Methods 0.000 description 15
- 230000002093 peripheral effect Effects 0.000 description 14
- 238000011144 upstream manufacturing Methods 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 8
- 239000012535 impurity Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 238000000629 steam reforming Methods 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003487 electrochemical reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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- H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
- H01M8/2425—High-temperature cells with solid electrolytes
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- H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
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- H01M8/0618—Reforming processes, e.g. autothermal, partial oxidation or steam reforming
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- C01B2203/0205—Processes for making hydrogen or synthesis gas containing a reforming step
- C01B2203/0227—Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step
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Abstract
Description
22 改質器
23 セルスタック
24 排ガス燃焼器
25 圧力容器
225 供給ポート
231 セルスタック群
242 燃焼ガス流路
250 (圧力容器の)内部空間
732 酸化剤ガス流路
733 排ガス流路
J1 中心軸
Claims (10)
- 燃料電池システムであって、
軸方向に延びる筒状であり、原燃料を改質して燃料ガスを生成する改質器と、
前記改質器の径方向外側において周方向に並べて配置されて前記改質器と径方向に対向し、前記燃料ガスおよび酸化剤ガスを用いて発電を行う複数のセルスタックと、
前記改質器の径方向内側に配置されて前記改質器と径方向に対向し、前記複数のセルスタックからの排ガスに含まれる未利用の前記燃料ガスを燃焼させる排ガス燃焼器と、
を備え、
前記複数のセルスタックはそれぞれ、径方向に積層される複数の平板状のセルを備えることを特徴とする燃料電池システム。 - 請求項1に記載の燃料電池システムであって、
前記排ガス燃焼器は、前記改質器のうち前記原燃料が供給される供給ポート近傍の部位と径方向に対向することを特徴とする燃料電池システム。 - 請求項1または2に記載の燃料電池システムであって、
前記複数のセルスタックは、前記軸方向に3段以上に亘って配列される複数段のセルスタック群を備え、
前記複数段のセルスタック群のうち前記軸方向の両端を除く少なくとも1段のセルスタック群が、前記改質器のうち前記原燃料が供給される供給ポート近傍の部位と径方向に対向することを特徴とする燃料電池システム。 - 請求項1ないし3のいずれか1つに記載の燃料電池システムであって、
前記排ガス燃焼器から排出された燃焼ガスを、前記改質器の内部を通過させる燃焼ガス流路をさらに備えることを特徴とする燃料電池システム。 - 請求項4に記載の燃料電池システムであって、
前記燃焼ガス流路は、前記改質器内において前記軸方向に延びるU字状であることを特徴とする燃料電池システム。 - 請求項4または5に記載の燃料電池システムであって、
前記燃焼ガス流路内における前記燃焼ガスの流れ方向は、前記改質器内におけるガスの流れ方向と反対向きであることを特徴とする燃料電池システム。 - 請求項1ないし6のいずれか1つに記載の燃料電池システムであって、
前記改質器、前記複数のセルスタックおよび前記排ガス燃焼器を、密閉された内部空間に収容する圧力容器をさらに備え、
前記複数のセルスタックはそれぞれ、正極排ガスを前記圧力容器の前記内部空間へと排出する正極排出口を備えることを特徴とする燃料電池システム。 - 請求項1ないし7のいずれか1つに記載の燃料電池システムであって、
前記改質器、前記複数のセルスタックおよび前記排ガス燃焼器を、密閉された内部空間に収容する圧力容器と、
前記圧力容器の周囲に配置されて前記圧力容器と対向するとともに前記複数のセルスタックに供給される前記酸化剤ガスが流れる酸化剤ガス流路と、
をさらに備えることを特徴とする燃料電池システム。 - 請求項8に記載の燃料電池システムであって、
前記酸化剤ガス流路に隣接して配置され、前記圧力容器から排出された正極排ガスまたは前記排ガス燃焼器から排出された燃焼ガスが流れる排ガス流路をさらに備えることを特徴とする燃料電池システム。 - 請求項1ないし9のいずれか1つに記載の燃料電池システムであって、
前記複数のセルスタックはそれぞれ、固体酸化物形の燃料電池であることを特徴とする燃料電池システム。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019128235A JP7144369B2 (ja) | 2019-07-10 | 2019-07-10 | 燃料電池システム |
US17/625,581 US11799118B2 (en) | 2019-07-10 | 2020-06-15 | Fuel cell system |
EP20836491.9A EP3998228A4 (en) | 2019-07-10 | 2020-06-15 | FUEL CELL SYSTEM |
PCT/JP2020/023396 WO2021005973A1 (ja) | 2019-07-10 | 2020-06-15 | 燃料電池システム |
CN202080046280.3A CN114026721B (zh) | 2019-07-10 | 2020-06-15 | 燃料电池系统 |
TW109120995A TWI820336B (zh) | 2019-07-10 | 2020-06-20 | 燃料電池系統 |
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JP2019128235A JP7144369B2 (ja) | 2019-07-10 | 2019-07-10 | 燃料電池システム |
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JP2021015674A true JP2021015674A (ja) | 2021-02-12 |
JP7144369B2 JP7144369B2 (ja) | 2022-09-29 |
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US (1) | US11799118B2 (ja) |
EP (1) | EP3998228A4 (ja) |
JP (1) | JP7144369B2 (ja) |
CN (1) | CN114026721B (ja) |
TW (1) | TWI820336B (ja) |
WO (1) | WO2021005973A1 (ja) |
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KR102336581B1 (ko) * | 2020-07-01 | 2021-12-07 | 연세대학교 산학협력단 | 열량 제어가 가능한 열 관리형 연료전지 핫박스 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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TWI820336B (zh) | 2023-11-01 |
EP3998228A4 (en) | 2023-09-13 |
CN114026721A (zh) | 2022-02-08 |
WO2021005973A9 (ja) | 2022-09-01 |
WO2021005973A1 (ja) | 2021-01-14 |
EP3998228A1 (en) | 2022-05-18 |
JP7144369B2 (ja) | 2022-09-29 |
US11799118B2 (en) | 2023-10-24 |
US20220293992A1 (en) | 2022-09-15 |
CN114026721B (zh) | 2024-09-03 |
TW202103363A (zh) | 2021-01-16 |
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