甲醇制汽油工艺及催化剂制备的研究进展.pdf

学兔兔 化 工 进 展 · 1014· CHEMICAL INDUSTRY AND ENGINEERING PROGRESS 20 1 3年第32卷第5期 甲醇制汽油工艺及催化剂制备的研究进展 庞小文，孟凡会，卢建军，邹佩良，李 忠 (太原理工大学煤化工研究所，煤科学与技术教育部和山西省重点实验室，山西 太原 030024) 摘 要：甲醇制汽油既能缓解国内油品短缺又能解决甲醇产能过剩。本文综述了甲醇制汽油工艺技术，包括固 定床和流化床技术，简要说明了这些工艺的技术特点。同时介绍了甲醇制汽油催化剂的研究现状，着重说明了 碱处理和金属改性处理对ZSM．5结构和催化性能的影响，指出了高比表面积催化剂的研制和高稳定性催化剂的 开发是甲醇制汽油催化剂的研究方向，并对甲醇制汽油催化剂失活的原因及催化机理进行了初步的探讨。 关键词：甲醇制汽油；固定床工艺；反应机理：ZSM．5催化剂 中图分类号：TQ 53 文献标志码：A 文章编号：1000—6613(2013)05—1014—06 DoI：lO．3969／j．issn．1000—66l3．2013．05．009 Recent advances in Methanol--to--Gasoline technology and related catalysts PANGXiaowen，MENGFanhui，LUJianj“，z，ZOUPeiliang，LIZhong (Key Laboratory of Coal Science and Technology of Ministry of Education and Shanxi Province，Taiyuan University of Technology，Taiyuan 030024，Shanxi，China) Abstract：The technology of Methanol·-to--Gasoline can alleviate the shortage of domestic oil and the overcapacity of methanol production．This paper was aimed to introduce the process of Methanol—to—Gasoline，including fixed bed and fluidized bed technology．The technology features were described briefly．Present situation of catalyst was introduced．The effect of alkali treatment and metal modification on the structure and catalytic properties of ZSM一5 was highlighted．The development goal of Methanol--to·-Gasoline catalyst is to obtain higher specific surface area and higher stability．The reasons for deactivation of the catalyst and catalytic mechanism of Methano1．．to—-Gasoline were also discussed． Key words：Methanol··to--Gasoline；fixed bed technology；reaction mechanism；ZSM--5 catalyst