JP2015022926A - 燃料電池モジュール - Google Patents
燃料電池モジュール Download PDFInfo
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- JP2015022926A JP2015022926A JP2013150804A JP2013150804A JP2015022926A JP 2015022926 A JP2015022926 A JP 2015022926A JP 2013150804 A JP2013150804 A JP 2013150804A JP 2013150804 A JP2013150804 A JP 2013150804A JP 2015022926 A JP2015022926 A JP 2015022926A
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- 239000000446 fuel Substances 0.000 title claims abstract description 283
- 238000001704 evaporation Methods 0.000 claims abstract description 63
- 230000008020 evaporation Effects 0.000 claims abstract description 62
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 205
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 119
- 239000007800 oxidant agent Substances 0.000 claims description 109
- 230000001590 oxidative effect Effects 0.000 claims description 107
- 239000000567 combustion gas Substances 0.000 claims description 64
- 239000002737 fuel gas Substances 0.000 claims description 59
- 238000002407 reforming Methods 0.000 claims description 29
- 238000002485 combustion reaction Methods 0.000 claims description 9
- 229930195733 hydrocarbon Natural products 0.000 claims description 8
- 150000002430 hydrocarbons Chemical class 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 6
- 238000003487 electrochemical reaction Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 abstract description 33
- 238000005192 partition Methods 0.000 description 35
- 238000004891 communication Methods 0.000 description 20
- 238000003466 welding Methods 0.000 description 17
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 239000003792 electrolyte Substances 0.000 description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 239000003350 kerosene Substances 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000011084 recovery Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000008016 vaporization Effects 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000006200 vaporizer Substances 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000010416 ion conductor Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- AHKZTVQIVOEVFO-UHFFFAOYSA-N oxide(2-) Chemical compound [O-2] AHKZTVQIVOEVFO-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000012495 reaction gas Substances 0.000 description 2
- 239000007784 solid electrolyte Substances 0.000 description 2
- 229910002076 stabilized zirconia Inorganic materials 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000000629 steam reforming Methods 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
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Abstract
Description
14…原燃料供給装置 16…酸化剤ガス供給装置
18…水供給装置 20…制御装置
22…燃料電池 24…燃料電池スタック
26…電解質 28…カソード電極
30…アノード電極 32…電解質・電極接合体
38、142…FC周辺機器 40…改質器
42…蒸発器 44…熱交換器
46…排ガス燃焼器 48…起動用燃焼器
50…筐体 52…筒部
52a…孔部 54a…酸化剤排ガス通路
54b…燃料排ガス通路 56…空気供給管
58…原燃料供給管 60…スリーブ部材
62…多段筒部材 64…筒部材
66…閉塞リング 68…バイパス通路
70、72、74、76、78…仕切り板
80…燃焼ガス通路 82…改質管路
88…連結通路 90…蒸発管路
94a…混合ガス供給室 94b…燃料ガス排出室
98a…水供給室 98b…水蒸気排出室
102…燃料ガス通路 104…水通路
106…蒸発リターン管路 107、144…原燃料管路
107a、144a…原燃料供給口 108…熱交換管路
114a…酸化剤ガス供給室 114b…酸化剤ガス排出室
116…熱回収領域 118…酸化剤ガス供給管
120…排ガス配管 122…酸化剤ガス配管
146…開口寸法調整部 154…弁部材
Claims (8)
- 燃料ガスと酸化剤ガスとの電気化学反応により発電する燃料電池を複数積層した燃料電池スタックと、
炭化水素を主体とする原燃料と水蒸気との混合ガスを改質し、前記燃料電池スタックに供給される前記燃料ガスを生成する改質器と、
水を蒸発させるとともに、前記水蒸気を前記改質器に供給する蒸発器と、
燃焼ガスとの熱交換により前記酸化剤ガスを昇温させるとともに、前記燃料電池スタックに前記酸化剤ガスを供給する熱交換器と、
前記燃料電池スタックから排出される前記燃料ガスである燃料排ガスと前記酸化剤ガスである酸化剤排ガスとを燃焼させ、前記燃焼ガスを発生させる排ガス燃焼器と、
前記原燃料と前記酸化剤ガスとを燃焼させて前記燃焼ガスを発生させる起動用燃焼器と、
を備える燃料電池モジュールであって、
前記蒸発器は、前記水が供給される環状の水供給室、前記水蒸気が排出される環状の水蒸気排出室、一端が前記水供給室に連通し且つ他端が前記水蒸気排出室に連通する複数本の蒸発管路、及び前記蒸発管路間に前記燃焼ガスを供給する燃焼ガス通路を備え、
少なくとも前記蒸発管路の1本以上は、前記水蒸気排出室と前記改質器の入口側とを連通し、前記水蒸気を流通させる蒸発リターン管路を構成するとともに、
前記蒸発リターン管路内には、該蒸発リターン管路の下流から上流に向かって前記原燃料が流通するように、原燃料管路が挿入されることを特徴とする燃料電池モジュール。 - 請求項1記載の燃料電池モジュールにおいて、前記原燃料管路は、該原燃料管路内と前記蒸発リターン管路内とを連通する原燃料供給口を設けることを特徴とする燃料電池モジュール。
- 請求項2記載の燃料電池モジュールにおいて、前記原燃料管路は、前記蒸発リターン管路内を前記水蒸気排出室に近接する位置まで延在して設けられるとともに、
前記原燃料供給口は、前記水蒸気排出室に近接する位置に開口することを特徴とする燃料電池モジュール。 - 請求項2又は3記載の燃料電池モジュールにおいて、前記原燃料供給口の開口断面積を調整するために、開口寸法調整部を備えることを特徴とする燃料電池モジュール。
- 請求項1〜4のいずれか1項に記載の燃料電池モジュールにおいて、前記改質器は、前記混合ガスが供給される環状の混合ガス供給室、生成された前記燃料ガスが排出される環状の燃料ガス排出室、一端が前記混合ガス供給室に連通し且つ他端が前記燃料ガス排出室に連通する複数本の改質管路、及び前記改質管路間に前記燃焼ガスを供給する燃焼ガス通路を備えることを特徴とする燃料電池モジュール。
- 請求項5記載の燃料電池モジュールにおいて、前記熱交換器は、前記酸化剤ガスが供給される環状の酸化剤ガス供給室、昇温された前記酸化剤ガスが排出される環状の酸化剤ガス排出室、一端が前記酸化剤ガス供給室に連通し且つ他端が前記酸化剤ガス排出室に連通する複数本の熱交換管路、及び前記熱交換管路間に前記燃焼ガスを供給する燃焼ガス通路を備えることを特徴とする燃料電池モジュール。
- 請求項6記載の燃料電池モジュールにおいて、前記燃料ガス排出室、前記水蒸気排出室及び前記酸化剤ガス排出室は、前記燃料電池スタックに近接する一方の端部側に設けられるとともに、
前記混合ガス供給室、前記水供給室及び前記酸化剤ガス供給室は、前記燃料電池スタックとは反対の他方の端部側に設けられることを特徴とする燃料電池モジュール。 - 請求項1〜7のいずれか1項に記載の燃料電池モジュールにおいて、前記燃料電池モジュールは、固体酸化物形燃料電池モジュールであることを特徴とする燃料電池モジュール。
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PCT/JP2014/068968 WO2015008806A1 (en) | 2013-07-19 | 2014-07-10 | Fuel cell module |
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