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    • 3. 发明授权
    • Process for small-scale testing of FCC catalysts
    • FCC催化剂小规模试验方法
    • US07445936B2
    • 2008-11-04
    • US11057507
    • 2005-02-14
    • Paul O'ConnorEdwin Mark BerendsMartinus Johannes Maria BaasEelko Brevoord
    • Paul O'ConnorEdwin Mark BerendsMartinus Johannes Maria BaasEelko Brevoord
    • G01N31/10B01J8/18
    • G01N31/10C10G11/18
    • The present invention pertains to A cyclic process for testing FCC catalysts with resid feedstock on a small scale wherein in a first cycle: a) the feed to be cracked is heated to a temperature between 50 and 500° C., b) the heated feed is injected into a riser reactor containing the FCC catalyst to be tested having a temperature between 500 and 800° C., the injection time being less than 2 seconds, c) an inert gas is injected into the lower end of said reactor riser together in the vicinity of the feed injection in a volume ratio of inert gas to vaporized feed of about 0.03 and 10, the mixing of feed and inert gas occurring in said riser reactor; d) the feed is contacted with the FCC catalyst under fluidized conditions for a contact time of less than 8 seconds; e) the feed is stripped from the FCC catalyst and the properties of the product are analyzed; and in a second cycle a quench liquid is injected into said riser reactor in an amount of up to about 20 wt. % of said feed so as to reduce the temperature in said riser reactor and minimize undesirable secondary reactions. The invention also comprises the apparatus employed to carry out the process. With the process of the invention the mass transfer and diffusion limitations of commercial FCC units are properly simulated.
    • 本发明涉及一种用于以小规模检测具有残留原料的FCC催化剂的循环方法,其中在第一循环中:a)待裂化的进料被加热至50-500℃的温度,b)加热的进料 被注入到含有待测试的FCC催化剂的提升管反应器中,温度在500-800℃之间,注入时间小于2秒,c)将惰性气体一起注入所述反应器提升管的下端 惰性气体与蒸发进料的体积比约为0.03和10的进料注入附近,在所述提升管反应器中发生的进料和惰性气体的混合; d)在流化条件下使进料与FCC催化剂接触,接触时间小于8秒; e)从FCC催化剂中剥离进料,分析产物的性质; 并且在第二循环中,骤冷液体以高达约20重量%的量注入所述提升管反应器。 %的所述进料,以便降低所述提升管反应器中的温度并使不期望的次级反应最小化。 本发明还包括用于执行该过程的装置。 通过本发明的方法,适当地模拟商业FCC装置的传质和扩散限制。
    • 9. 发明申请
    • Process for small-scale testing of FCC catalysts
    • FCC催化剂小规模试验方法
    • US20050145542A1
    • 2005-07-07
    • US11057507
    • 2005-02-14
    • Paul O'ConnorEdwin BerendsMartinus BaasEelko Brevoord
    • Paul O'ConnorEdwin BerendsMartinus BaasEelko Brevoord
    • C10G11/18G01N31/10C10G11/00
    • G01N31/10C10G11/18
    • The present invention pertains to A cyclic process for testing FCC catalysts with resid feedstock on a small scale wherein in a first cycle: a) the feed to be cracked is heated to a temperature between 50 and 500° C., b) the heated feed is injected into a riser reactor containing the FCC catalyst to be tested having a temperature between 500 and 800° C., the injection time being less than 2 seconds, c) an inert gas is injected into the lower end of said reactor riser together in the vicinity of the feed injection in a volume ratio of inert gas to vaporized feed of about 0.03 and 10, the mixing of feed and inert gas occurring in said riser reactor; d) the feed is contacted with the FCC catalyst under fluidized conditions for a contact time of less than 8 seconds; e) the feed is stripped from the FCC catalyst and the properties of the product are analyzed; and in a second cycle a quench liquid is injected into said riser reactor in an amount of up to about 20 wt.% of said feed so as to reduce the temperature in said riser reactor and minimize undesirable secondary reactions. The invention also comprises the apparatus employed to carry out the process. With the process of the invention the mass transfer and diffusion limitations of commercial FCC units are properly simulated.
    • 本发明涉及一种用于以小规模检测具有残留原料的FCC催化剂的循环方法,其中在第一循环中:a)待裂化的进料被加热至50-500℃的温度,b)加热的进料 被注入到含有待测试的FCC催化剂的提升管反应器中,温度在500-800℃之间,注入时间小于2秒,c)将惰性气体一起注入所述反应器提升管的下端 惰性气体与蒸发进料的体积比约为0.03和10的进料注入附近,在所述提升管反应器中发生的进料和惰性气体的混合; d)在流化条件下使进料与FCC催化剂接触,接触时间小于8秒; e)从FCC催化剂中剥离进料,分析产物的性质; 并且在第二循环中,将淬灭液体以所述进料的至多约20重量%的量注入所述提升管反应器中,以便降低所述提升管反应器中的温度并使不期望的次要反应最小化。 本发明还包括用于执行该过程的装置。 通过本发明的方法,适当地模拟商业FCC装置的传质和扩散限制。