甲醇在CM-3-1催化剂上脱水生成二甲醚的本征动力学  

STUDY ON INTRINSIC KINETICS OF METHANOL DEHYDRATION TO DIMETHYL ETHER ON CM-3-1 CATALYST

作　　者：房鼎业[1] 薛从军[1] 林荆[2] 陈鹏[2] 王小勤[2] 

机构地区：[1]华东理工大学化学工程系 [2]化工部西南化工研究院

出　　处：《燃料化学学报》1997年第3期271-276,共6页Journal of Fuel Chemistry and Technology

基　　金：国家科委"八.五"科技攻关滚动项目

摘　　要：采用等温积分反应器研究了常压下甲醇在ＣＭ３１催化剂上脱水生成二甲醚反应的本征动力学，得到Ｌａｎｇｍｉｕｒ均匀吸附双曲型动力学方程：ｒＭ＝１．５８７×１０１２ｅｘｐ１２２９８４ＲＴＰＭ１ＰＤＰＷＫＰ２Ｍ１＋１．１０３×１０９ｅｘｐ８１７６０ＲＴＰＭ２，ｍｏｌ／（ｇ·ｈ）Intrinsic kinetics of methanol dehydration to dimethyl ether on CM31 catalyst was studied in an isothermal integral reactor The reaction was conducted under normal pressure The temperature range was 240￣380℃ The space velocity of liquid methanol was 1￣10ml/(g·h) Methanol contents of the reaction material were between 50￣100% A Langmuir even absorbtion hyperbolical kinetic equation was obtained r M=1 587×10 12 exp122984RTP M1P DP WK PP 2 M1+1 103×10 9exp81760RTP M 2, mol/(g·h)

关 键 词：二甲醚 甲醇 动力学 催化剂 脱水 甲醚 

分 类 号：TQ223.24[化学工程—有机化工]