高掺炼焦化蜡油催化裂化催化剂的工业应用  

Industrtial application of fluid catalytic cracking catalyst for high coker gas oil blending ratio

作　　者：刘小青 邵立建 王攀飞 王磊[1] LIU Xiao-qing;SHAO Li-jian;WANG Pan-fei;WANG Lei(Production Technology Department of Wulumuqi Petrochemical Company,PetroChina,Wulumuqi 830019,China)

机构地区：[1]中国石油乌鲁木齐石化公司生产技术处,新疆乌鲁木齐830019

出　　处：《石化技术与应用》2021年第1期44-46,共3页Petrochemical Technology & Application

基　　金：中国石油天然气股份有限公司科技管理部资助项目(项目编号:2016 B-2005)。

摘　　要：介绍了高掺炼焦化蜡油催化裂化催化剂LDO-70 C在中国石油乌鲁木齐石化公司1.40 Mt/a催化裂化装置上的工业应用情况。结果表明:与空白标定相比,在焦化蜡油掺炼比(质量分数)由25%提高至30%的条件下,液化气、汽油、总液体收率分别增加了0.30,2.86,1.50个百分点,干气、焦炭、柴油收率分别降低了0.06,0.51,1.67个百分点;汽油产品中饱和烃体积分数降低了2.1个百分点,烯烃和芳烃体积分数分别增加了0.5,1.6个百分点,研究法辛烷值增加了0.4个单位;柴油产品十六烷值相当;液化气中丙烯体积分数增加了1.3个百分点。The industrial application of fluid catalytic cracking(FCC)catalyst LDO-70 C for high coker gas oil blending ratio in 1.40 Mt/a FCC unit of Wulumuqi Petrochemical Company,PetroChina,was introduced.The results showed that compared with the blank calibration,under the condition of coker gas oil blending ratio increased from 25%to 30%(mass fraction),the yields of liquefied petroleum gas,gasoline and total liquid had increased by 0.30,2.86,1.50 percent points,while the dry gas,coke and diesel yields had decreased by 0.06,0.51,1.67 percent points.The volume fraction of saturated hydrocarbon gas in gasoline had been reduced by 2.1 percent points,the volume fraction of olefin and aromatic had increased by 0.5 and 1.6 percentage,research octane number had increased by 0.4 units;cetane value of diesel had no significant chang;and the volume fraction of propylene in liquefied petroleum gas had increased by 1.3 percent points.

关 键 词：催化裂化 催化剂 焦化蜡油 掺炼 产物分布 辛烷值 

分 类 号：TE624.91[石油与天然气工程—油气加工工程]