Deactivation kinetics for the conversion of dimethyl ether to olefins over a HZSM-5 zeolite catalyst
详细信息 查看全文
- 作者：Paula Pé ; rez-Uriarte ; paula.perez@ehu.es ; Ainara Ateka ; Ana G. Gayubo ; Tomá ; s Cordero-Lanzac ; André ; s T. Aguayo ; Javier Bilbao
- 关键词：DTO ; Olefins ; HZSM-5 zeolite ; Kinetic model ; Coke ; Deactivation
- 刊名：Chemical Engineering Journal
- 出版年：2017
- 出版时间：1 March 2017
- 年：2017
- 卷：311
- 期：Complete
- 页码：367-377
- 全文大小：1068 K
- 卷排序：311
文摘
A kinetic equation for coke deactivation has been established. An 11 lumps kinetic model and the deactivation equation allow reactor simulation. Coke is heterogeneous and it is distributed in the matrix and the zeolite channels. DME concentration favors deactivation whereas water attenuates it.