年产30万吨苯乙烯车间粗苯乙烯精馏工段的工艺设计本科生毕业(设计)论文.doc

年产30 万吨苯乙烯车间粗苯乙烯精馏工段的工艺设计 The Process Design of Distillation section of Thick Styrene for Annual Output 300000 Tons of Styrene Workshop 目录摘要........................................................................................................................... I A bstract ................................................................................................................................. II 引言........................................................................................................................................... 1 第1章苯乙烯生产工艺简介.......................................................................... 2 乙苯催化脱氢工艺......................................................................................... 2 乙苯氧化脱氢法............................................................................................. 2 环氧丙烷-苯乙烯联产法............................................................................... 3 热解汽油抽提蒸馏回收法............................................................................. 3 丁二烯合成法................................................................................................. 4 其它生产方法................................................................................................. 4 第2章世界苯乙烯的生产和发展前景....................................................... 5 世界供需分析及预测................................................................................... 5 国内外苯乙烯生产与发展状况..................................................................... 7 国内生产企业供应分析.......................................................................... 7 产品供需现状及预测.............................................................................. 7 第3章生产工艺的反应历程.......................................................................... 9 生产工艺的反应历程...................................................................................... 9 生产过程.....................................................................................