JP2006523598A - 合成ガスの製造方法 - Google Patents
合成ガスの製造方法 Download PDFInfo
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Abstract
(b)改質触媒を含んだ1以上の管を有する管状反応器を備えた対流水蒸気改質装置(44)において炭素質供給原料に対して水蒸気接触改質を行い、分離した生成物として水蒸気改質生成物(39)を得る工程であって、工程(b)への原料における炭素に対する水蒸気のモル比が1未満である工程、
(c)水蒸気改質装置の生成物を部分酸化反応器の上端部に供給し、工程(a)の流出物と水蒸気改質装置の生成物の混合物を得る工程、及び
(d)工程(c)で得られた混合物と水蒸気改質装置の反応器管との間での対流熱交換により工程(b)の水蒸気改質反応に必要な熱を提供して、温度が下げられた水素及び一酸化炭素を含有したガスを得る工程、
を実行することにより炭素質供給原料から水素及び一酸化炭素を含有したガスを製造する方法。
Description
この目的は以下の方法により達成される。
(a)バーナーを上端部に備え垂直に方向付けられた管状部分酸化反応器の容器内での炭素質供給原料の部分酸化により、水素と一酸化炭素からなる第1ガス状混合物を得る工程、
(b)改質触媒を含んだ1以上の管を有する管状反応器を備えた対流水蒸気改質装置において炭素質供給原料に対して水蒸気接触改質を行い、分離した生成物として水蒸気改質生成物を得る工程であって、工程(b)への原料における炭素に対する水蒸気のモル比が1未満である工程、
(c)水蒸気改質装置の生成物を部分酸化反応器の上端部に供給し、工程(a)の流出物と水蒸気改質装置の生成物の混合物を得る工程、及び
(d)工程(c)で得られた混合物と水蒸気改質装置の反応器管との間での対流熱交換により工程(b)の水蒸気改質反応に必要な熱を提供して、温度が下げられた水素及び一酸化炭素を含有したガスを得る工程、
を実行することにより炭素質供給原料から水素及び一酸化炭素を含有したガスを製造する方法。
工程(a)における炭素質供給原料は、好ましくはガス状炭化水素、適切にはメタン、天然ガス、付随ガス又はC1-4炭化水素の混合物である。ガス状炭化水素の例は、天然ガス、製油所ガス、付随ガス又は(石炭層)メタンなどである。適切には、ガス状炭化水素は、主に、すなわち90v/v%より多くの、特に94%より多くのC1-4炭化水素を含み、特に60v/v%以上のメタン、好ましくは75%以上、さらに好ましくは90%より多くのメタンを含む。好ましくは天然ガス又は付随ガスが使用される。好ましくは供給原料中の硫黄は除去される。
天然ガスと水蒸気が、炭素に対する水蒸気比が0.75にて図3による水蒸気改質装置の反応器に供給される。部分酸化反応器の高温の流出物はまた、27を介して前記反応器に供給される。マスフロー、温度及び得られた生成物流を表1に示す。
図3のCSR反応器への原料における炭素に対する水蒸気の比が1に等しいことを除いて例1と同じであった。
この例では、図2(線55)に示されているように反応器管の流出物をまず部分酸化反応器に送った。触媒床53は反応器51中には存在していなかった。
22 水蒸気改質触媒床
23 通路
32 第3の管板
33 下部空間
34 開口
35 出口開口
36 空間
38 容器入口
39 容器出口
40 管板
41 管板
42 容器出口
43 容器入口
44 CSR反応器
45 ガスの収集空間
46 入口空間
51 部分酸化反応器
52 バーナー
53 ポスト改質触媒床
61 水素回収装置
64 フィッシャー・トロプシュ合成プロセス装置
66 ハイドロコンバージョン(プロセッシング)装置
Claims (4)
- (a)バーナーを上端部に備え垂直に方向付けられた管状部分酸化反応器の容器内での炭素質供給原料の部分酸化により、水素と一酸化炭素からなる第1ガス状混合物を得る工程、
(b)改質触媒を含んだ1以上の管を有する管状反応器を備えた対流水蒸気改質装置において炭素質供給原料に対して水蒸気接触改質を行い、分離した生成物として水蒸気改質生成物を得る工程であって、工程(b)への原料における炭素に対する水蒸気のモル比が1未満である工程、
(c)水蒸気改質装置の生成物を部分酸化反応器の上端部に供給し、工程(a)の流出物と水蒸気改質装置の生成物の混合物を得る工程、及び
(d)工程(c)で得られた混合物と水蒸気改質装置の反応器管との間での対流熱交換により工程(b)の水蒸気改質反応に必要な熱を提供して、温度が下げられた水素及び一酸化炭素を含有したガスを得る工程、
を実行することにより炭素質供給原料から水素及び一酸化炭素を含有したガスを製造する方法。 - 工程(b)への原料における炭素に対する水蒸気のモル比が0.5〜0.9である請求項1に記載の方法。
- 工程(c)で得られた混合物の温度が800〜1050℃である請求項1又は2に記載の方法。
- 工程(c)で得られた混合物に自動熱改質装置の工程を行う請求項1〜3のいずれか一項に記載の方法。
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EP03076114 | 2003-04-15 | ||
PCT/EP2004/050504 WO2004092063A1 (en) | 2003-04-15 | 2004-04-13 | Process to prepare synthesis gas |
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JP2006505545A Pending JP2006523595A (ja) | 2003-04-15 | 2004-04-13 | 水蒸気改質反応を行うための反応容器及び合成ガスの製造方法 |
JP2006505550A Pending JP2006523598A (ja) | 2003-04-15 | 2004-04-13 | 合成ガスの製造方法 |
JP2006505548A Pending JP2006523597A (ja) | 2003-04-15 | 2004-04-13 | 合成ガスの製造方法 |
JP2006505546A Pending JP2006523596A (ja) | 2003-04-15 | 2004-04-13 | 水素、及び水素と一酸化炭素との混合物の製造方法 |
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JP2006505546A Pending JP2006523596A (ja) | 2003-04-15 | 2004-04-13 | 水素、及び水素と一酸化炭素との混合物の製造方法 |
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US (5) | US7462209B2 (ja) |
EP (4) | EP1622827A1 (ja) |
JP (4) | JP2006523595A (ja) |
KR (1) | KR20050120719A (ja) |
CN (4) | CN1774391A (ja) |
WO (4) | WO2004092060A1 (ja) |
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JP2003520747A (ja) * | 2000-01-25 | 2003-07-08 | インペリアル・ケミカル・インダストリーズ・ピーエルシー | スチーム改質装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006160602A (ja) * | 2004-12-07 | 2006-06-22 | Sk Corp | 小型円筒状改質装置 |
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JP2006523597A (ja) | 2006-10-19 |
CN1774392A (zh) | 2006-05-17 |
CN1832900A (zh) | 2006-09-13 |
JP2006523596A (ja) | 2006-10-19 |
WO2004092060A1 (en) | 2004-10-28 |
US20070140954A1 (en) | 2007-06-21 |
US20090126272A1 (en) | 2009-05-21 |
EP1622827A1 (en) | 2006-02-08 |
CN1774393A (zh) | 2006-05-17 |
WO2004092063A1 (en) | 2004-10-28 |
US20060260194A1 (en) | 2006-11-23 |
US20060191201A1 (en) | 2006-08-31 |
JP2006523595A (ja) | 2006-10-19 |
CN1774391A (zh) | 2006-05-17 |
US20080028680A1 (en) | 2008-02-07 |
EP1622828A1 (en) | 2006-02-08 |
WO2004092062A1 (en) | 2004-10-28 |
WO2004092061A1 (en) | 2004-10-28 |
EP1613552A1 (en) | 2006-01-11 |
US7550635B2 (en) | 2009-06-23 |
CN100381353C (zh) | 2008-04-16 |
US8986631B2 (en) | 2015-03-24 |
US7462209B2 (en) | 2008-12-09 |
EP1622829A1 (en) | 2006-02-08 |
KR20050120719A (ko) | 2005-12-22 |
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