JP2007253104A - 二酸化炭素ガス分離装置及び二酸化炭素ガス分離方法 - Google Patents
二酸化炭素ガス分離装置及び二酸化炭素ガス分離方法 Download PDFInfo
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Abstract
【解決手段】本発明の二酸化炭素ガス分離装置は、アルカノールアミンを含有する吸収液に二酸化炭素等を含有する混合ガスを接触させて、その吸収液に二酸化炭素を吸収させる手段と、二酸化炭素を吸収した吸収液を中空糸膜の膜壁に透過させて、その吸収液から二酸化炭素を放散させる手段と、二酸化炭素を放散した吸収液及び二酸化炭素の混合物から二酸化炭素を分別する手段と、第1の吸収液に吸収されなかったガスを、アルカノールアミンを含有する第2の吸収液に接触させて、第2の吸収液に二酸化炭素を吸収させる手段と、二酸化炭素を吸収した第2の吸収液を加熱して、第2の吸収液から二酸化炭素を放散させる手段とを備え、放散させる手段における中空糸膜の下流側から分別手段までの系内圧力が大気圧未満である。
【選択図】 図1
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Claims (2)
- 水素及び二酸化炭素を含有する混合ガスから二酸化炭素を分離するための二酸化炭素ガス分離装置であって、
アルカノールアミンを含有する第1の吸収液に前記混合ガスを接触させて、前記第1の吸収液に二酸化炭素を吸収させる第1吸収手段と、
二酸化炭素を吸収した前記第1の吸収液を中空糸膜の膜壁に透過させて、前記第1の吸収液から二酸化炭素を放散させる第1放散手段と、
二酸化炭素を放散した前記第1の吸収液及び前記二酸化炭素の混合物から前記二酸化炭素を分別する分別手段と、
前記混合ガスのうち、前記第1の吸収液に吸収されなかったガスを、アルカノールアミンを含有する第2の吸収液に接触させて、前記第2の吸収液に二酸化炭素を吸収させる第2吸収手段と、
二酸化炭素を吸収した前記第2の吸収液を加熱して、前記第2の吸収液から二酸化炭素を放散させる第2放散手段と、
を備え、
前記第1放散手段における前記中空糸膜の下流側から前記分別手段までの系内圧力が大気圧未満である二酸化炭素ガス分離装置。 - 水素及び二酸化炭素を含有する混合ガスから二酸化炭素を分離するための二酸化炭素ガス分離方法であって、
アルカノールアミンを含有する第1の吸収液に前記混合ガスを接触させて、前記第1の吸収液に二酸化炭素を吸収させる第1吸収工程と、
二酸化炭素を吸収した前記第1の吸収液を、下流側の系内圧力が大気圧未満に調整されている中空糸膜の膜壁に透過させて、前記第1の吸収液から二酸化炭素を放散させる第1放散工程と、
大気圧未満の圧力下、二酸化炭素を放散した前記第1の吸収液及び前記二酸化炭素の混合物から前記二酸化炭素を分別する分別工程と、
前記混合ガスのうち、前記第1の吸収液に吸収されなかったガスを、アルカノールアミンを含有する第2の吸収液に接触させて、前記第2の吸収液に二酸化炭素を吸収させる第2吸収工程と、
二酸化炭素を吸収した前記第2の吸収液を加熱して、前記第2の吸収液から二酸化炭素を放散させる第2放散工程と、
を有する二酸化炭素ガス分離方法。
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| JP2006083112A JP4486606B2 (ja) | 2006-03-24 | 2006-03-24 | 二酸化炭素ガス分離装置及び二酸化炭素ガス分離方法 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007297605A (ja) * | 2006-04-04 | 2007-11-15 | Taiyo Nippon Sanso Corp | メタン分離方法、メタン分離装置及びメタン利用システム |
| WO2008086812A1 (en) * | 2007-01-17 | 2008-07-24 | Union Engineering A/S | A method for recovery of high purity carbon dioxide |
| WO2010088269A3 (en) * | 2009-01-29 | 2010-11-25 | Chevron U.S.A. Inc. | Process for upgrading natural gas with improved management of co2 |
| WO2013036859A1 (en) * | 2011-09-07 | 2013-03-14 | Carbon Engineering Limited Partnership | Target gas capture |
| US9545595B2 (en) | 2008-07-29 | 2017-01-17 | Union Engineering A/S | Method for the removal of contaminants from a carbon dioxide feeding liquid stream |
| JP2023506680A (ja) * | 2019-10-01 | 2023-02-20 | コリア シップビルディング アンド オフショア エンジニアリング カンパニー リミテッド | 排気ガス処理装置 |
| CN116177549A (zh) * | 2022-11-25 | 2023-05-30 | 新疆敦华绿碳技术股份有限公司 | 基于双解吸单元的二氧化碳生产方法 |
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| JPS63111919A (ja) * | 1986-10-30 | 1988-05-17 | Toho Chem Ind Co Ltd | ポリエチレングリコ−ルジメチルエ−テル組成物 |
| JPH05146625A (ja) * | 1991-11-28 | 1993-06-15 | Hitachi Ltd | 燃焼排ガスからの酸性ガスの除去方法 |
| JP2005270814A (ja) * | 2004-03-25 | 2005-10-06 | Research Institute Of Innovative Technology For The Earth | ガス分離方法及び装置 |
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Patent Citations (4)
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| JPS63111918A (ja) * | 1986-10-30 | 1988-05-17 | Toho Chem Ind Co Ltd | 酸性ガス吸収剤用組成物 |
| JPS63111919A (ja) * | 1986-10-30 | 1988-05-17 | Toho Chem Ind Co Ltd | ポリエチレングリコ−ルジメチルエ−テル組成物 |
| JPH05146625A (ja) * | 1991-11-28 | 1993-06-15 | Hitachi Ltd | 燃焼排ガスからの酸性ガスの除去方法 |
| JP2005270814A (ja) * | 2004-03-25 | 2005-10-06 | Research Institute Of Innovative Technology For The Earth | ガス分離方法及び装置 |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007297605A (ja) * | 2006-04-04 | 2007-11-15 | Taiyo Nippon Sanso Corp | メタン分離方法、メタン分離装置及びメタン利用システム |
| WO2008086812A1 (en) * | 2007-01-17 | 2008-07-24 | Union Engineering A/S | A method for recovery of high purity carbon dioxide |
| EA016189B1 (ru) * | 2007-01-17 | 2012-03-30 | Юнион Инджиниринг А/С | Способ выделения высокочистого диоксида углерода |
| US8652236B2 (en) | 2007-01-17 | 2014-02-18 | Union Engineering A/S | Method for recovery of high purity carbon dioxide |
| US9545595B2 (en) | 2008-07-29 | 2017-01-17 | Union Engineering A/S | Method for the removal of contaminants from a carbon dioxide feeding liquid stream |
| AU2010208382B2 (en) * | 2009-01-29 | 2015-03-05 | Chevron U.S.A. Inc. | Process for upgrading natural gas with improved management of CO2 |
| WO2010088269A3 (en) * | 2009-01-29 | 2010-11-25 | Chevron U.S.A. Inc. | Process for upgrading natural gas with improved management of co2 |
| US8871008B2 (en) | 2011-09-07 | 2014-10-28 | Carbon Engineering Limited Partnership | Target gas capture |
| WO2013036859A1 (en) * | 2011-09-07 | 2013-03-14 | Carbon Engineering Limited Partnership | Target gas capture |
| JP2023506680A (ja) * | 2019-10-01 | 2023-02-20 | コリア シップビルディング アンド オフショア エンジニアリング カンパニー リミテッド | 排気ガス処理装置 |
| JP7413517B2 (ja) | 2019-10-01 | 2024-01-15 | コリア シップビルディング アンド オフショア エンジニアリング カンパニー リミテッド | 排気ガス処理装置 |
| CN116177549A (zh) * | 2022-11-25 | 2023-05-30 | 新疆敦华绿碳技术股份有限公司 | 基于双解吸单元的二氧化碳生产方法 |
| CN116177549B (zh) * | 2022-11-25 | 2024-05-10 | 新疆敦华绿碳技术股份有限公司 | 基于双解吸单元的二氧化碳生产方法 |
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