JP2007022906A - 二酸化炭素の精製方法 - Google Patents
二酸化炭素の精製方法 Download PDFInfo
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- JP2007022906A JP2007022906A JP2006149112A JP2006149112A JP2007022906A JP 2007022906 A JP2007022906 A JP 2007022906A JP 2006149112 A JP2006149112 A JP 2006149112A JP 2006149112 A JP2006149112 A JP 2006149112A JP 2007022906 A JP2007022906 A JP 2007022906A
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- reaction
- carbon dioxide
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/50—Carbon dioxide
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
【解決手段】 二酸化炭素を主成分とする混合ガスを反応塔16に導入し、該混合ガス中の窒素酸化物を水素との還元反応で、一酸化炭素を酸素との酸化反応で、それぞれ同時に除去する二酸化炭素の精製方法であって、前記反応塔内での反応条件を、反応塔出口から導出される反応塔出口ガス中に未反応の酸素が残存する条件に設定する。
【選択図】 図1
Description
Claims (5)
- 二酸化炭素を主成分とする混合ガスを反応塔に導入し、該混合ガス中の窒素酸化物を水素との還元反応で、一酸化炭素を酸素との酸化反応で、それぞれ同時に除去する二酸化炭素の精製方法であって、前記反応塔内での反応条件を、反応塔出口から導出される反応塔出口ガス中に未反応の酸素が残存する条件に設定することを特徴とする二酸化炭素の精製方法。
- 前記反応塔での反応温度を110℃以下に設定することを特徴とする請求項1記載の二酸化炭素の精製方法。
- 前記反応塔入口における混合ガス中の水素量は、該混合ガス中の酸素を還元するのに必要な当量より少ない量に設定することを特徴とする請求項1又は2記載の二酸化炭素の精製方法。
- 前記反応塔入口における混合ガス中の水素量は、該反応塔に導入する前記混合ガスと前記反応塔出口ガスとを熱交換させて前記混合ガスを昇温するとともに前記反応塔出口ガスを降温する熱交換器から導出した降温後の反応塔出口ガス中の水蒸気圧力が飽和水蒸気圧力未満となる量に設定することを特徴とする請求項1乃至3のいずれか1項記載の二酸化炭素の精製方法。
- 前記酸素は、系外から前記混合ガスに添加されることを特徴とする請求項1乃至4のいずれか1項記載の二酸化炭素の精製方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006149112A JP4382770B2 (ja) | 2005-06-16 | 2006-05-30 | 二酸化炭素の精製方法 |
Applications Claiming Priority (2)
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---|---|---|---|
JP2005176353 | 2005-06-16 | ||
JP2006149112A JP4382770B2 (ja) | 2005-06-16 | 2006-05-30 | 二酸化炭素の精製方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007022906A true JP2007022906A (ja) | 2007-02-01 |
JP4382770B2 JP4382770B2 (ja) | 2009-12-16 |
Family
ID=37518615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2006149112A Active JP4382770B2 (ja) | 2005-06-16 | 2006-05-30 | 二酸化炭素の精製方法 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4382770B2 (ja) |
KR (1) | KR100751167B1 (ja) |
CN (1) | CN100503436C (ja) |
TW (1) | TWI330168B (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008201649A (ja) * | 2007-02-22 | 2008-09-04 | Osaka Gas Co Ltd | 排ガスを利用した植物育成用co2供給装置 |
WO2011007752A1 (ja) * | 2009-07-14 | 2011-01-20 | 財団法人地球環境産業技術研究機構 | 炭酸ガス中の不純物除去方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ID22518A (id) * | 1998-04-24 | 1999-10-28 | Praxair Technology Inc | Sistem pemurnian co2 |
WO2003033428A1 (en) * | 2001-10-17 | 2003-04-24 | Praxair Technology, Inc. | Recycle for supercritical carbon dioxide |
-
2006
- 2006-05-30 JP JP2006149112A patent/JP4382770B2/ja active Active
- 2006-06-07 TW TW095120178A patent/TWI330168B/zh not_active IP Right Cessation
- 2006-06-14 CN CNB200610087298XA patent/CN100503436C/zh not_active Expired - Fee Related
- 2006-06-14 KR KR1020060053447A patent/KR100751167B1/ko not_active IP Right Cessation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008201649A (ja) * | 2007-02-22 | 2008-09-04 | Osaka Gas Co Ltd | 排ガスを利用した植物育成用co2供給装置 |
WO2011007752A1 (ja) * | 2009-07-14 | 2011-01-20 | 財団法人地球環境産業技術研究機構 | 炭酸ガス中の不純物除去方法 |
JP2011020871A (ja) * | 2009-07-14 | 2011-02-03 | Research Institute Of Innovative Technology For The Earth | 炭酸ガス中の不純物除去方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1880219A (zh) | 2006-12-20 |
TWI330168B (en) | 2010-09-11 |
CN100503436C (zh) | 2009-06-24 |
KR100751167B1 (ko) | 2007-08-22 |
JP4382770B2 (ja) | 2009-12-16 |
TW200700315A (en) | 2007-01-01 |
KR20060131648A (ko) | 2006-12-20 |
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