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Development and CommercialApplication of RSDS-II Technology for Selective Hydrodesulfurization of FCC Naphtha

查看全文 作　　者：Qu [1]Jinhua;Xi [1]Yuanbing;Li [1]Mingfeng;Pan [1]Guangcheng;Jin [1]Xin;Gao [1]Xiaodong;Nie [1]Hong 高影响力作者 机构地区：[1]Research Institute of Petroleum Processing,SINOPEC高影响力机构 出　　处：《China Petroleum Processing & Petrochemical Technology》索引2013年第15卷第3期,共6页高影响力期刊 基　　金：financially supported bu the Nationol Key Technology R&D Program of China(2007BAE43B01)and SINOPEC Corporation(contact No.106076) 摘　　要：The FCC naphtha selective hydrodesulfurization technology(RSDS-II)has been tested with different feedstocks in pilot scale.The results show that RSDS-II technology is viable in terms of its adaptability to different feedstocks.To produce gasoline with a sulfur content of less than 50μg/g by the RSDS-II technology,the gasoline RON loss is less than 1.8,0.9and 0.2 units,respectively,upon processing the conventional high-sulfur and high-olefin FCC naphtha,the high-sulfur MIP naphtha,and the medium-sulfur or low-sulfur MIP naphtha.Upon using the naphtha produced from pre-hydrotreated FCC feedstock as the RSDS-II feedstock to manufacture gasoline with a sulfur content of lower than 10μg/g,the RON loss does not exceed 1.0 unit.The RSDS-II technology has been commercialized successfully at many refineries.The result of operating commercial RSDS-II unit at the Shanghai Petrochemical Company has revealed that upon processing a feedstock containing 38.7 v% —43.3 v% of olefins and 250—470 mg/g of sulfur,the sulfur content in the treated gasoline ranges from 33μg/g to 46μg/g and the RON loss is equal to only 0.3—0.6 units.Till now this RSDS-II unit has been operating smoothly over 30 months.Thanks to its high HDS activity and good selectivity,the RSDS-II technology can meet the refinery’s needs for adequate upgrading of gasoline. 关 键 词：选择性加氢脱硫技术 汽油选择 催化裂化 FCC原料 FCC汽油 上海石化公司 α-烯烃 HDS活性
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