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    • 3. 发明申请
    • Vehicular atmosphere cleansing system
    • 车载气体清洁系统
    • US20040020359A1
    • 2004-02-05
    • US10615811
    • 2003-07-08
    • ENGELHARD CORPORATION
    • Gerald S. KoermerJeffrey B. HokeRonald M. HeckTerence C. PolesEdward T. Wolynic
    • B01D053/06
    • B01D53/06B01D53/885B01D2257/106Y10S165/919
    • A vehicular atmosphere cleansing system utilizes a regenerative wheel having flow channels extending through the wheel coated with an adsorbant. An atmosphere stream passes through a first position dependent portion of the wheel where VOC's including HC's are adsorbed while a heated atmosphere stream passes through a second position dependent regenerative portion of the wheel whereat VOC's are desorbed. The adsorbant is activated carbon having particles of micropore size adhered to the substrate by a silicone binder producing high adsorption efficiencies while withstanding relatively high regenerative heat temperatures resulting from exhaust gas sensible heat. A hydrocarbon senses HC in the desorbed heated atmosphere stream to rotatively and sequentially index pie shaped, segmented portions of the wheel into the wheel's regenerative region while also functioning as the main component of an OBD device for the system.
    • 车辆气氛清洁系统利用具有延伸穿过涂覆有吸附剂的车轮的流动通道的再生轮。 大气流通过车轮的第一位置相关部分,其中包含HC的VOC被吸附,而加热的气流通过轮的第二位置依赖再生部分,VOC被解吸。 吸附剂是具有微孔尺寸的颗粒的活性炭,其通过具有高吸附效率的硅氧烷粘合剂附着到基材上,同时承受由废气显热导致的相对较高的再生热温度。 碳氢化合物感测解吸的加热气氛物流中的HC,以便将轮胎的饼形分段部分旋转并顺序地指向轮的再生区域,同时还用作系统的OBD装置的主要部件。
    • 4. 发明申请
    • Method and apparatus for removing vapor phase contaminants from a flue gas stream
    • 从烟道气流中除去气相污染物的方法和装置
    • US20020170431A1
    • 2002-11-21
    • US10124000
    • 2002-04-16
    • Ramsay ChangSharon Sjostrom
    • B01D053/06
    • B01D53/0407B01D53/64B01D2257/602B01D2259/40088F23J2215/60F23J2219/60
    • The present invention provides a method and apparatus for removing trace contaminants from a gas stream or flue gas. In one embodiment, the present invention an apparatus for removing a trace contaminant from a gas stream, comprising a gas duct configured to receive a gas stream comprising a trace contaminant; a plurality of substrates disposed within the gas duct; a trace contaminant sorbent disposed on at least a portion of each of the substrates; an isolation device for separating the portion of each of the substrates from the gas stream; and a regenerator for regenerating the trace contaminant sorbent. In another embodiment, the present invention provides a method for removing a trace contaminant from a gas stream.
    • 本发明提供一种从气流或烟道气中除去痕量污染物的方法和装置。 在一个实施方案中,本发明提供了一种用于从气流中除去痕量污染物的装置,包括构造成接收包含微量污染物的气流的气体管道; 设置在所述气体管道内的多个基板; 设置在每个基板的至少一部分上的痕量污染物吸附剂; 隔离装置,用于将每个基板的部分与气流分离; 以及用于再生痕量污染物吸附剂的再生器。 在另一个实施方案中,本发明提供了从气流中除去痕量污染物的方法。
    • 7. 发明申请
    • PSA with adsorbents sensitive to contaminants
    • 吸附剂PSA对污染物敏感
    • US20040261618A1
    • 2004-12-30
    • US10851755
    • 2004-05-20
    • QuestAir Technologies Inc.The BOC Group, Inc.
    • Matthew L. BabickiBowie G. KeeferAndrea C. GibbsAlberto I. laCavaFrank Fitch
    • B01D053/06
    • B01D53/0476B01D53/0423B01D53/0431B01D53/0438B01D53/0446B01D53/0462B01D53/047B01D53/053B01D53/06B01D53/261B01D2253/104B01D2253/108B01D2253/25B01D2253/342B01D2256/12B01D2257/102B01D2257/104B01D2257/80B01D2259/40005B01D2259/40077B01D2259/40086B01D2259/40088B01D2259/402B01D2259/403B01D2259/404B01D2259/4143C01B13/0259C01B2210/0046C01B2210/0062
    • Disclosed embodiments address contaminant management challenges that arise during production of desirably contaminant free product fluid in the operation of PSA equipment, and further address the more serious challenges that arise under intermittent operation of PSA equipment. One disclosed embodiment of a PSA apparatus, intended primarily for normal operating cycle speeds of at least 3 cycles per minute, includes a breather fluidly coupled to a feed end of an adsorber with a contaminant-sensitive adsorbent. The breather can be coupled to the feed end through a shutoff valve closed during production and open during shutdown. Other disclosed embodiments of the PSA apparatus used particular sealing strategies for additional sealing of the apparatus, or at least components thereof, from contaminant ingress. For example, one embodiment comprises a buffer seal for receiving a buffer gas having a contaminant vapor content substantially the same as or less than a product gas produced by a pressure swing adsorption process over the adsorbers. The buffer chamber may have flushing circulation provided by delivered product flow. As a second example of sealing strategy, a parking seal can be used that typically is engaged when the apparatus is parked. The parking seal can be used alone, or in combination with other contaminant management features. Embodiments of a method for reducing adsorbent degradation by contaminant adsorption while producing a product gas also are described comprising providing described embodiments of the PSA apparatus or system, and operating such PSA apparatus or system to produce a product gas. Various embodiments for operating a PSA apparatus and system during normal product delivery, shutdown, park and start up modes also are described.
    • 公开的实施例解决了在PSA设备的操作中生产期望的无污染物质流体期间产生的污染物管理挑战,并且进一步解决了在PSA设备的间歇操作下出现的更严重的挑战。 主要用于每分钟至少3个循环的正常操作循环速度的PSA装置的一个公开实施例包括与吸附器的进料端流体耦合的通气器,其具有污染物敏感性吸附剂。 呼吸器可以通过在生产期间关闭的截止阀与关闭时关闭时打开相连接。 PSA设备的其它公开的实施例使用特定的密封策略来附加地密封设备,或至少其组件,以免污染物进入。 例如,一个实施例包括用于接收缓冲气体的缓冲密封件,该缓冲气体的污染物蒸汽含量基本上等于或小于通过吸附器上的变压吸附过程产生的产物气体。 缓冲室可以具有由输送的产品流提供的冲洗循环。 作为密封策略的第二示例,可以使用通常在设备停放时接合的停车密封件。 停车密封件可以单独使用,也可以与其他污染物管理功能结合使用。 还描述了在制造产品气体的同时通过污染物吸附降低吸附剂降解的方法的实施方案,其包括提供PSA装置或系统的所述实施方案,以及操作这种PSA装置或系统以产生产物气体。 还描述了在正常产品递送,关闭,停放和启动模式期间操作PSA装置和系统的各种实施例。
    • 10. 发明申请
    • Method of species exchange and an apparatus therefore
    • 因此,物种交换方法和装置
    • US20020071979A1
    • 2002-06-13
    • US09975870
    • 2001-10-12
    • Ronald Arthur DuBoseCraig HansonPeter J. FehlRobert Matus
    • H01M008/04B01D053/06F28C003/02
    • H01M8/04007B01D53/06B01D53/261B01D2253/106B01D2253/108B01D2253/25B01D2257/502B01D2257/80B01D2258/0208B01D2259/40005B01D2259/657H01M8/0625H01M8/0662
    • A species transfer device in communication with at least two streams, one stream having a higher potential of a species than a lower potential stream. The species transfer device is capable of removing a portion of the species from the high potential stream, and transferring the removed species into the low potential stream. The species transfer device incorporates a housing assembly, exchange matrix and optionally, a sorbent. The housing assembly contains both the exchange matrix and optionally a sorbent inside a housing enclosure and between a sealing enclosure, and provides for the entrance and exhaust of the first and second streams therethrough. The exchange matrix can be, but need not be, in the form of a wheel having an average linear coefficient of thermal expansion at 25 to 800null C. of less than about 20null10null7/null C. The housing assembly with the housing and sealing enclosures enables the species transfer device to run efficiently through a range of pressures. The sealing enclosure can include drive hex spoke plates that cap the ends of the exchange matrix wheel, and a compression subassembly to maintain the hex spoke plates in compressive communication with the ends of the wheel.
    • 与至少两股流连通的物种转移装置,一种具有比较低电位流更高的物质潜力的物流。 物种转移装置能够从高电位流中除去一部分物种,并将去除的物质转移到低电位流中。 物种转移装置包括壳体组件,交换基质和任选的吸附剂。 壳体组件包含交换矩阵和任选地在壳体壳体内部和密封外壳之间的吸附剂,并且提供通过其中的第一和第二流的进入和排出。 交换矩阵可以是但不是必须是在25至800℃的平均线性热膨胀系数小于约20×10 -7 /℃的轮的形式。壳体组件具有壳体和 密封外壳使物种转移装置能够在一定范围的压力下有效运行。 密封外壳可以包括盖住交换矩阵轮的端部的驱动六角辐条板和压缩子组件,以保持六角辐条板与轮的端部压缩连通。