DCC汽油加氢装置生产芳烃抽提原料的研究  

Study on the production of aromatics extraction feedstock in DCC gasoline hydrogenation unit

作　　者：杏长鑫 Xing Changxin(CNOOC Dongfang Petrochemical Co.,Ltd.,Dongfang 572600,China)

机构地区：[1]中海油东方石化有限责任公司,海南东方572600

出　　处：《炼油与化工》2023年第5期37-42,共6页Refining And Chemical Industry

摘　　要：介绍了DCC工艺技术特点及中海油东方石化有限责任公司DCC汽油全馏分选择性加氢脱硫(CDOS-FRCNII)工艺装置情况,分析了DCC汽油生产芳烃抽提原料的适应性,研究比选中国石化石油化工科学研究院的NHTDC、中国石油抚顺石油化工研究院的FHDO、壳牌公司、Axens公司等专利加氢技术在DCC汽油加氢生产芳烃抽提原料的应用情况,通过对DCC汽油加氢装置的少量改造,优选合理的催化剂及工艺方案,以硫质量分数为200~300μg/g、氮质量分数为40~60μg/g的DCC-Plus汽油为原料,能够生产出硫质量分数小于1μg/g、氮质量分数小于1μg/g、溴价小于0.5 gBr_(2)/(100 g)的产品,满足芳烃抽提装置进料要求。This paper introducedthe DCC process characteristics and the operation conditions of CDOS-FRCNII in CNOOC Dong⁃fang Petrochemical Co.,Ltd.,analyzed the adaptability of aromatics extraction feedstock for DCC gasoline production,studied and compared the application of patented hydrogenation technologies such as NHTDC of Sinopec Research Institute of Petroleum and Chemical Engineering,FHDO of Fushun Research Institute of Petroleum Engineering,Shell Company and Axens Company in DCC gasoline hydrogenation production of aromatics extraction feedstock,produced the products with sulfur mass fraction less than 1μg/g,nitrogen mass fraction less than 1μg/g,and bromine value less than 0.5 gBr_(2)/(100 g)through a small amount of renovation of DCC gasoline hydrogenation unit,selection of reasonable catalyst and process planto meet the feeding requirements of aromatics extraction plant.

关 键 词：催化裂解(DCC)汽油 国Ⅵ车用汽油标准 全馏分选择性加氢 芳烃抽提 

分 类 号：TE624.41[石油与天然气工程—油气加工工程]