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    • 1. 发明授权
    • Method and apparatus for quenching a hot gaseous stream
    • 淬火热气流的方法和设备
    • US09175229B2
    • 2015-11-03
    • US13574810
    • 2011-01-25
    • Arthur James BaumgartnerA. Haluk BilgicDanny Yuk Kwan Ngan
    • Arthur James BaumgartnerA. Haluk BilgicDanny Yuk Kwan Ngan
    • C10G9/00
    • C10G9/002C10G2300/1022C10G2300/1059C10G2400/20
    • The invention comprises a process for cracking liquid hydrocarbon feed to produce cracked gaseous hydrocarbons comprising feeding a liquid hydrocarbon feed stream to an olefins furnace; cracking the liquid hydrocarbon feed stream in the olefins furnace to produce a gaseous cracked effluent stream; feeding the cracked effluent from the olefins furnace to a primary transfer line heat exchanger (TLE) having two sections; injecting a first wetting fluid in a weight ratio of wetting fluid to hot gaseous effluent tangentially into the hot gaseous effluent stream at a particular location in the second section of the primary TLE; feeding the hot gaseous effluent stream exiting from the TLE to a separator; separating a separator bottoms stream comprising tar and heavier hydrocarbons and a separator product stream comprising an olefin product; and recovering an olefin product from the separator product stream.
    • 本发明包括裂化液态烃进料以产生裂化气态烃的方法,包括将液态烃进料流送入烯烃炉; 在烯烃炉中裂解液态烃进料流以产生气态裂化流出物流; 将来自烯烃炉的破裂流出物供给具有两个部分的一次传输线热交换器(TLE); 将润湿流体与热气体流出物的重量比率的第一润湿流体相切地注入到主TLE的第二部分中的特定位置处的热气态流出物流中; 将从TLE排出的热的气态流出物流送入分离器; 分离包含焦油和较重烃的分离器底部料流和包含烯烃产物的分离器产物流; 并从分离器产物流中回收烯烃产物。
    • 4. 发明授权
    • Method for determining the hydrogen-to-carbon ratio in a liquid
hydrocarbon fraction and use thereof
    • 用于确定液体烃馏分中氢碳比的方法及其用途
    • US5840582A
    • 1998-11-24
    • US479746
    • 1995-06-07
    • Danny Yuk-Kwan Ngan
    • Danny Yuk-Kwan Ngan
    • G01N21/33G01N33/28G01N35/08G01N33/22
    • G01N21/33G01N33/28Y10T436/12Y10T436/21
    • In a first embodiment of the invention, a method for determining the hydrogen-to-carbon ratio of a liquid hydrocarbon fraction is presented. A sample of the liquid fraction is subjected to an ultra-violet absorption analysis. The results of the analysis correlate directly to the hydrogen-to-carbon ratio of the hydrocarbon fraction and, with a knowledge of this correlation, the hydrogen-to-carbon ratio of the sample under analysis may be determined. Another embodiment provides a method for monitoring the performance of a process for the preparation of olefins by the thermal cracking of a hydrocarbon feedstock. A liquid fraction is recovered from the product of the thermal cracking and subjected to an ultra-violet absorption analysis. The result of the analysis correlates directly to the hydrogen-to-carbon ratio of the product, which in turn correlates to the cracking severity being applied in the thermal cracking process. Thus, the analytical result may by employed in a system to control the thermal cracking process. Further, when the result of the analysis is corrected for the nature of the hydrocarbon feedstock and the yield of the liquid fraction, the result correlates directly to the rate of formation of quench exchanger coke in the thermal cracking process. The corrected result may thus be used to monitor and control the coking rate.
    • 在本发明的第一个实施方案中,提出了确定液体烃馏分的氢碳比的方法。 对液体馏分的样品进行紫外吸收分析。 分析结果与烃馏分的氢碳比直接相关,并且根据该相关性的知识可以确定分析中的样品的氢碳比。 另一个实施方案提供了通过烃原料的热裂解来监测用于制备烯烃的方法的性能的方法。 从热裂解产物回收液体馏分并进行紫外吸收分析。 分析结果与产品的氢碳比直接相关,这又与在热裂解过程中应用的裂化严重程度相关。 因此,分析结果可以用于控制热裂解过程的系统中。 此外,当根据烃原料的性质和液体馏分的产率来校正分析结果时,其结果与热裂解过程中的骤冷交换剂焦炭的形成速率直接相关。 因此,校正后的结果可用于监测和控制焦化率。
    • 5. 发明申请
    • METHOD AND APPARATUS FOR QUENCHING A HOT GASEOUS STREAM
    • 用于焚烧热气流的方法和装置
    • US20130001132A1
    • 2013-01-03
    • US13574810
    • 2011-01-25
    • Arthur James BaumgartnerA. Haluk BilgicDanny Yuk Kwan Ngan
    • Arthur James BaumgartnerA. Haluk BilgicDanny Yuk Kwan Ngan
    • C10G9/00B01J19/00
    • C10G9/002C10G2300/1022C10G2300/1059C10G2400/20
    • The invention comprises a process for cracking liquid hydrocarbon feed to produce cracked gaseous hydrocarbons comprising feeding a liquid hydrocarbon feed stream to an olefins furnace; cracking the liquid hydrocarbon feed stream in the olefins furnace to produce a gaseous cracked effluent stream; feeding the cracked effluent from the olefins furnace to a primary transfer line heat exchanger (TLE) having two sections; injecting a first wetting fluid in a weight ratio of wetting fluid to hot gaseous effluent tangentially into the hot gaseous effluent stream at a particular location in the second section of the primary TLE; feeding the hot gaseous effluent stream exiting from the TLE to a separator; separating a separator bottoms stream comprising tar and heavier hydrocarbons and a separator product stream comprising an olefin product; and recovering an olefin product from the separator product stream.
    • 本发明包括裂化液态烃进料以产生裂化气态烃的方法,包括将液态烃进料流送入烯烃炉; 在烯烃炉中裂解液态烃进料流以产生气态裂化流出物流; 将来自烯烃炉的破裂流出物供给具有两个部分的一次传输线热交换器(TLE); 将润湿流体与热气体流出物的重量比率的第一润湿流体相切地注入到主TLE的第二部分中的特定位置处的热气态流出物流中; 将从TLE排出的热的气态流出物流送入分离器; 分离包含焦油和较重烃的分离器底部料流和包含烯烃产物的分离器产物流; 并从分离器产物流中回收烯烃产物。