- 专利标题: Process For The Production Of Hydrogen And Carbon Dioxide
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申请号: US13169258申请日: 2011-06-27
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公开(公告)号: US20120291485A1公开(公告)日: 2012-11-22
- 发明人: Paul Terrien , Trapti Chaubey , Purushottam V. Shanbhag , Bhadra S. Grover , Dennis A. Vauk , Arthur Darde , Pascal Marty
- 申请人: Paul Terrien , Trapti Chaubey , Purushottam V. Shanbhag , Bhadra S. Grover , Dennis A. Vauk , Arthur Darde , Pascal Marty
- 申请人地址: US TX Houston FR Paris
- 专利权人: Air Liquide Large Industries U.S. LP,L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
- 当前专利权人: Air Liquide Large Industries U.S. LP,L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
- 当前专利权人地址: US TX Houston FR Paris
- 主分类号: F25J3/08
- IPC分类号: F25J3/08
摘要:
This present invention provides a method to more efficiently recover hydrogen and carbon dioxide, preferably at least 50%, even more preferably at least 75%, and most preferably at least 90% of the carbon dioxide. The present invention further provides the design for capture of at least 80%, carbon dioxide from syngas that allows for the simultaneous production of medium to high amounts of hydrogen in the syngas as a part of the production of hydrogen in a hydrogen generation plant. By using the process of the present invention, especially in terms of a hydrogen generation plant, it is possible to increase recovery of hydrogen and capture of the carbon dioxide in the syngas stream by balancing the recycle of the hydrogen rich permeate from the hydrogen membrane separation units to the process unit and/or the water gas shift as capacity allows when a carbon dioxide separation unit, a carbon dioxide membrane separation unit and two hydrogen membrane separation units are utilized.
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