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    • 1. 发明授权
    • Quench nozzle
    • 淬火喷嘴
    • US06626424B2
    • 2003-09-30
    • US10123716
    • 2002-04-16
    • Daniel Yuk-Kwan NganLouis Edward SteinRichard Addison SanbornRaul Jasso Garcia, Sr.
    • Daniel Yuk-Kwan NganLouis Edward SteinRichard Addison SanbornRaul Jasso Garcia, Sr.
    • C10G916
    • C10G9/002F28F13/06Y10S261/54
    • A quench nozzle design introduces quench oil tangentially into the quench tube which cools the hot gaseous pyrolysis products coming out of the hot radiant tubes in a pyrolysis furnace (in ethylene manufacture). Besides cooling the hot gases, the quench oil introduced into the quench tube by this nozzle design keeps the wall of the quench tube wetted, which is necessary to prevent coke deposition on the quench tube. The nozzle has one quench oil entry, which eliminates the need for any restriction orifice required to evenly distribute quench oil flows that would otherwise be required with several nozzle entries. Also, the one-nozzle oil introduction has a larger diameter than that required where more than one nozzle is employed in this service. The replacement of multiple nozzles with a single larger diameter nozzle eliminates plugging problems caused by coke solids or, coke solid precursors, present in the quench oil.
    • 淬火喷嘴设计将淬火油切向地引入淬火管中,淬火管冷却热解炉(在乙烯制造中)从热辐射管出来的热气体热解产物。 除了冷却热气体之外,通过这种喷嘴设计引入淬火管的骤冷油也可以使淬火管的壁湿润,这是防止焦化沉积在淬火管上所必需的。 喷嘴具有一个骤冷油入口,这样就不需要均匀分配淬火油流所需的任何限制孔,否则这些流量将是多个喷嘴入口所必需的。 此外,单喷嘴油引入具有比在该服务中使用多于一个喷嘴所需的直径更大的直径。 使用单个较大直径的喷嘴替换多个喷嘴消除了存在于骤冷油中的焦炭固体或焦炭固体前体引起的堵塞问题。
    • 4. 发明授权
    • FCC reactor
    • FCC反应器
    • US07250140B2
    • 2007-07-31
    • US10475400
    • 2002-04-11
    • Ye-Mon ChenThomas Shawn DewitzHendricus Arien DirkseHubertus Wilhelmus Albertus DriesRichard Addison Sanborn
    • Ye-Mon ChenThomas Shawn DewitzHendricus Arien DirkseHubertus Wilhelmus Albertus DriesRichard Addison Sanborn
    • B32B5/02
    • C10G11/18B01J8/0055B01J8/18B01J2208/00761B04C5/26
    • A fluid catalytic reactor vessel having at its upper end a single centrally positioned primary cyclone having a gas-solids inlet fluidly connected to the downstream end of a fluid catalytic riser, which riser is positioned externally from a fluid catalytic reactor vessel. The primary cyclone is further provided with a gas outlet conduit at its upper end fluidly connected to one or more secondary cyclone separators, which secondary cyclone separators are positioned in the space between the centrally positioned primary cyclone and the wall of the reactor vessel and which secondary cyclones have means to discharge solids to the lower end of the reactor vessel and means to discharge a gaseous stream poor in solids to a gas outlet of the reactor vessel. The primary cyclone is further provided with a primary stripping zone at its lower end and means to discharge pre-stripped solids from the primary cyclone to the lower end of the reactor vessel. The reactor vessel further comprises at the lower end of reactor vessel a secondary stripping zone is and means to discharge stripped solids from the reactor vessel.
    • 流体催化反应器容器在其上端具有单个中心定位的主旋流器,其具有流体连接到流体催化提升管的下游端的气体 - 固体入口,该提升管位于流体催化反应器容器的外部。 第一旋风分离器还在其上端设有气体出口导管,其流体连接到一个或多个次级旋风分离器,该二次旋风分离器位于中心定位的主旋风分离器与反应器容器的壁之间的空间中, 旋风分离器具有将固体排出到反应器容器的下端的装置,并且将固体中不良的气流排放到反应器容器的气体出口的装置。 第一旋风分离器还在其下端设置有初级汽提区,以及将预汽提的固体从主旋流器排放到反应器容器的下端的装置。 反应器容器还包括在反应器容器的下端,二次汽提区为从反应器容器排出汽提固体的装置。