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催化裂化汽油醚化的实验研究
EXPERIMENT ON ETHERIFICATION OF CATALYTIC CRACKING GASOLINE
【摘要】 以异丁烯酸化实验研究为基础,在小型醚化实验装置上进行了催化裂化汽油全馏分的醚化实验研究。结果发现,70℃时C7以下活性烯烃的总转化率为49.22%,醚化效果很明显。同时,各种活性烯烃的醚化转化率随着温度的升高先升高而后降低,相同碳数的活性烯烃异构体中。烯烃的转化率比相应的β烯烃高。在催化裂化汽油醚化中用过的催化剂的H+交换容量明显降低。
【Abstract】 On the basis of etherifying experiment of isobutene, the etherification of FCC gasoline was studied on a smallscale etherification unit. The results show that the total conversion of the active olefins below C7 is 49. 22%. The conversion of active olefins rises first and then falls down with the temperature growing, and the exchange capacity of H+ of the catalyst decreases. The conversion of a olefins in isomers with the same carbon numbers is bigger than that of olefins.
【关键词】 催化裂化;
汽油;
醚化;
活性烯烃;
异丁烯;
实验;
【Key words】 catalytic cracking; gasoline; etherification; active olefin; isobutene; experiment;
【Key words】 catalytic cracking; gasoline; etherification; active olefin; isobutene; experiment;
【基金】 石油大学基金
- 【文献出处】 石油大学学报(自然科学版) ,JOURNAL OF THE UNIVERSITY OF PETROLEUM,CHINA , 编辑部邮箱 ,1999年06期
- 【分类号】TE626.21
- 【被引频次】8
- 【下载频次】87