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公开(公告)号:US07122073B1
公开(公告)日:2006-10-17
申请号:US09664390
申请日:2000-09-18
IPC分类号: B01D53/047
CPC分类号: B01D53/0431 , B01D53/0446 , B01D53/047 , B01D2253/1085 , B01D2256/12 , B01D2257/102 , B01D2259/40037 , B01D2259/40066 , B01D2259/402 , B01D2259/4533
摘要: A low void pressure swing adsorption system wherein flow movement and pressure pulse are influenced from the same source comprised of at least one hermetically sealed vessel containing an adsorbent bed with an inlet coupled to the adsorbent bed by way of an inlet header and an outlet coupled to the adsorbent bed by way of an outlet header. Void volume of the inlet and outlet headers can be limited to less than 20% of the adsorbent bed volume, preferably to less than 10%, and most preferably to less than 5%, by mounting high pressure source(s) and/or low pressure sink(s) proximate to, or nearly proximate to, the adsorbent bed/vessel. Low void volumes and reduced cycle times may be achieved in all bed configurations, including flat header beds, segmented beds, and vertical beds. Radial beds may be configured so that the void volume of the inlet and outlet headers is less than 50% of the volume of the radial adsorbent bed, preferably to less than 20%, and most preferably to less than 10%.
摘要翻译: 一种低空隙变压吸附系统,其中流动运动和压力脉冲受到来自同一源的影响,该源由至少一个密封容器组成,该容器包含吸附床,吸附床具有通过入口集管连接到吸附剂床的入口, 吸附床通过出口集管。 入口和出口集管的空隙体积可以通过安装高压源和/或低温限制在小于吸附剂床体积的20%,优选小于10%,最优选小于5% 接近或接近吸附剂床/容器的压力槽。 在所有床配置中可以实现低空隙体积和缩短的循环时间,包括平头床,分段床和垂直床。 径向床可以被配置成使得入口和出口集管的空隙体积小于径向吸附剂床体积的50%,优选小于20%,最优选小于10%。
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公开(公告)号:US06500235B2
公开(公告)日:2002-12-31
申请号:US09750083
申请日:2000-12-29
IPC分类号: B01D53047
CPC分类号: C01B23/0052 , B01D53/0446 , B01D53/047 , B01D2253/108 , B01D2256/18 , B01D2256/22 , B01D2257/102 , B01D2257/104 , B01D2259/41 , B01D2259/416 , C01B2210/0034 , C01B2210/0045 , C01B2210/0046 , Y02C10/08
摘要: An improved pressure swing adsorption process and system for producing a high recovery of a highly purified product gas, such as argon, from a feed gas stream containing the product gas and impurity gases employs first and second adsorption stages with beds for adsorbing impurity gases. The system and process provides for sequential steps of: feed pressurization; simultaneous feed pressurization and product pressurization; adsorption; adsorption and purge; adsorption in the absence of purge; pressure equalization between beds; evacuation and depressurization of adsorbent bed; evacuation with product purge; evacuation without purge; and pressure equalization between beds.
摘要翻译: 用于从含有产物气体和杂质气体的进料气流产生高纯度产物气体(例如氩)的高回收率的改进的变压吸附方法和系统使用具有用于吸附杂质气体的床的第一和第二吸附阶段。 系统和过程提供了以下顺序的步骤:进料加压; 同步进料加压和产品加压; 吸附; 吸附和吹扫; 在没有吹扫的情况下吸附; 床间压力均衡; 吸附床的撤离和减压; 撤离产品清洗; 疏散无吹扫; 和床之间的压力均衡。
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公开(公告)号:US06551384B1
公开(公告)日:2003-04-22
申请号:US09897960
申请日:2001-07-05
申请人: Mark William Ackley , Guoming Zhong
发明人: Mark William Ackley , Guoming Zhong
IPC分类号: B01D53047
CPC分类号: B01D53/0473 , B01D2253/1085 , B01D2253/30 , B01D2256/12 , B01D2257/102 , B01D2259/402 , B01D2259/4533 , B01D2259/4541
摘要: An advanced medical concentrator process and system is provided using fast cycle and advanced adsorbent. Significant improvements achieved results in a smaller, lighter and more efficient system in comparison with the current commercial stationary concentrators. Integrated with a conserver, a small portable concentrator is achieved.
摘要翻译: 使用快速循环和先进的吸附剂提供先进的医疗浓缩器工艺和系统。 与目前的商业固定式集中器相比,实现的显着改进导致体积更小,更轻和更高效的系统。 集成了一个保守的小型便携式集中器。
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公开(公告)号:US20110017068A1
公开(公告)日:2011-01-27
申请号:US12896968
申请日:2010-10-04
IPC分类号: B01D53/047
CPC分类号: C01B3/06 , B01D53/0473 , B01D2253/108 , B01D2253/304 , B01D2256/12 , B01D2257/102 , C01B3/38 , C01B3/503 , C01B3/505 , C01B2203/0233 , C01B2203/0405 , C01B2203/066 , C01B2203/1047 , C01B2203/1064 , C01B2203/107 , C01B2203/1076 , C01B2203/1082 , C01B2203/1223 , Y02E60/36
摘要: An improved gas separation PSA process, more particularly for oxygen production, utilizing adsorbents of Type X characterized by high frequency (i.e., cycle times of less than 4 s), bed length to square of mean particle diameter ratio within 200 to 600 mm−1, bed size factor of less than 50 lb/TPDO. The bed length, mean particle size, and cycle time are selected in a range such that axial dispersion becomes an important factor. In this way, low product recovery and high pressure drop (high power consumption) disadvantages often associated with the use of small particles are overcome.
摘要翻译: 改进的气体分离PSA方法,更特别地用于氧气生产,利用以高频(即,小于4s的循环时间)为特征的X型吸附剂,平均粒径比在200至600mm -1内的床长与平方 ,床尺寸系数小于50 lb / TPDO。 床长,平均粒径和循环时间在使轴向分散成为重要因素的范围内选择。 以这种方式,克服了与使用小颗粒相关的低产品回收率和高压降(高功率消耗)缺点。
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公开(公告)号:US08192526B2
公开(公告)日:2012-06-05
申请号:US12896968
申请日:2010-10-04
IPC分类号: B01D53/02
CPC分类号: C01B3/06 , B01D53/0473 , B01D2253/108 , B01D2253/304 , B01D2256/12 , B01D2257/102 , C01B3/38 , C01B3/503 , C01B3/505 , C01B2203/0233 , C01B2203/0405 , C01B2203/066 , C01B2203/1047 , C01B2203/1064 , C01B2203/107 , C01B2203/1076 , C01B2203/1082 , C01B2203/1223 , Y02E60/36
摘要: An improved gas separation PSA process, more particularly for oxygen production, utilizing adsorbents of Type X characterized by high frequency (i.e., cycle times of less than 4 s), bed length to square of mean particle diameter ratio within 200 to 600 mm−1, bed size factor of less than 50 lb/TPDO. The bed length, mean particle size, and cycle time are selected in a range such that axial dispersion becomes an important factor. In this way, low product recovery and high pressure drop (high power consumption) disadvantages often associated with the use of small particles are overcome.
摘要翻译: 改进的气体分离PSA方法,更特别地用于氧气生产,利用以高频(即,小于4s的循环时间)为特征的X型吸附剂,平均粒径比在200至600mm -1内的床长与平方 ,床尺寸系数小于50 lb / TPDO。 床长,平均粒径和循环时间在使轴向分散成为重要因素的范围内选择。 以这种方式,克服了与使用小颗粒相关的低产品回收率和高压降(高功率消耗)缺点。
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公开(公告)号:US20160368772A1
公开(公告)日:2016-12-22
申请号:US15161163
申请日:2016-05-20
申请人: Yu-Chen Chen , Guoming Zhong
发明人: Yu-Chen Chen , Guoming Zhong
IPC分类号: C01B31/04 , C01G39/06 , C01B25/00 , C01B21/064
CPC分类号: C01B25/003 , B82Y30/00 , B82Y40/00 , C01B21/064 , C01B32/184 , C01B32/23 , C01G39/06 , Y02P20/124 , Y10S977/888
摘要: An efficient method has been invented to make or manufacture holey (or porous) nanomaterials such as 2D graphene by using microwave or similar efficient energy like infrared or halogen oven. The graphene can be put in microwave oven, as example but not limited to, without any catalysts or solvents used during the processes.
摘要翻译: 已经发明了一种有效的方法来通过使用微波或类似的有效能量如红外线或卤素炉来制造或制造多孔(或多孔)纳米材料,例如2D石墨烯。 石墨烯可以放置在微波炉中,例如但不限于在工艺期间没有使用任何催化剂或溶剂。
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公开(公告)号:US07828878B2
公开(公告)日:2010-11-09
申请号:US11717388
申请日:2007-03-13
IPC分类号: B01D53/02
CPC分类号: C01B3/06 , B01D53/0473 , B01D2253/108 , B01D2253/304 , B01D2256/12 , B01D2257/102 , C01B3/38 , C01B3/503 , C01B3/505 , C01B2203/0233 , C01B2203/0405 , C01B2203/066 , C01B2203/1047 , C01B2203/1064 , C01B2203/107 , C01B2203/1076 , C01B2203/1082 , C01B2203/1223 , Y02E60/36
摘要: An improved gas separation PSA process, more particularly for oxygen production, utilizing adsorbents of Type X characterized by high frequency (i.e., cycle times of less than 4 s), bed length to square of mean particle diameter ratio within 200 to 600 mm−1, bed size factor of less than 50 lb/TPDO. The bed length, mean particle size, and cycle time are selected in a range such that axial dispersion becomes an important factor. In this way, low product recovery and high pressure drop (high power consumption) disadvantages often associated with the use of small particles are overcome.
摘要翻译: 改进的气体分离PSA方法,更特别地用于氧气生产,利用以高频(即,小于4s的循环时间)为特征的X型吸附剂,平均粒径比在200至600mm -1内的床长与平方 ,床尺寸系数小于50 lb / TPDO。 床长,平均粒径和循环时间在使轴向分散成为重要因素的范围内选择。 以这种方式,克服了与使用小颗粒相关的低产品回收率和高压降(高功率消耗)缺点。
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公开(公告)号:US20080134889A1
公开(公告)日:2008-06-12
申请号:US11717388
申请日:2007-03-13
IPC分类号: B01D53/02
CPC分类号: C01B3/06 , B01D53/0473 , B01D2253/108 , B01D2253/304 , B01D2256/12 , B01D2257/102 , C01B3/38 , C01B3/503 , C01B3/505 , C01B2203/0233 , C01B2203/0405 , C01B2203/066 , C01B2203/1047 , C01B2203/1064 , C01B2203/107 , C01B2203/1076 , C01B2203/1082 , C01B2203/1223 , Y02E60/36
摘要: An improved gas separation PSA process, more particularly for oxygen production, utilizing adsorbents of Type X characterized by high frequency (i.e., cycle times of less than 4 s), bed length to square of mean particle diameter ratio within 200 to 600 mm−1, bed size factor of less than 50 lb/TPDO. The bed length, mean particle size, and cycle time are selected in a range such that axial dispersion becomes an important factor. In this way, low product recovery and high pressure drop (high power consumption) disadvantages often associated with the use of small particles are overcome.
摘要翻译: 改进的气体分离PSA方法,更特别地用于氧气生产,利用以高频(即,小于4s的循环时间)为特征的X型吸附剂,平均粒径比的平均长度在200至600mm之内 -1 SUP>,床尺寸系数小于50lb / TPDO。 床长,平均粒径和循环时间在使轴向分散成为重要因素的范围内选择。 以这种方式,克服了与使用小颗粒相关的低产品回收率和高压降(高功率消耗)缺点。
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