碳四裂解制MTBE,丙烯.pdfVIP

论文题目：乌石化年产 30 万吨碳四裂解工艺的系统设计 专 业：化学工程与工艺 本 科 生： 万 旋 (签名) 指导教师： 郭晓滨 (签名) 摘 要 本设计是利用炼厂碳四裂解生产丙烯,主要内容包括工艺的选择,工艺的模拟,工艺的控制. 工艺选择方案是先醚化后裂解,先醚化回收异丁烯生产 MTBE,再利用醚化后的碳四为原 料经 OCC 工艺裂解生产聚合级丙烯;工艺经过 ASPEN 模拟计算,并对 MTBE 反应器进行 了较为细致的模拟优化;工艺控制方面,着重对丙烯精馏塔做了控制设计,对其他设备提供 了控制方案。 关键字:碳四利用,碳四裂解,MTBE,0CC工艺,反应器模拟,精馏塔模拟,工艺控制 1 Subject: System design of C4 cracking process Specialty: Chemical Engineering and Technology Name: Wanxuan （Signature ） Advisor: Guo Xiaobin （Signature ） ABSTRACT This design is that use carbon four of refinery cracking to product propylene,.The main contents include the selection of process, process simulation, process control .Process options is first etherification and then lysis, the first is to product MTBE for recycling isobutene, re-use carbon four of etherification to pyrolysis and product polymer grade propylene by process of OCC; process after ASPEN simulation, and MTBE reactor for a more detailed simulation and optimization; process control, focusing on the control design of propylene fractionator ,and for other device providing a control program. KEY WORDS: the use of carbon four,carbon four cleavage,MTBE,process of OCC,process Design,ASPEN simulation,Reactor,Distillation,Process control 2 目 录 第一章 工艺方案的选择 1 1.1 概述 1 1.2 现有碳四资源的利用概况 1 1.2.1 碳四利用概述1 1.2.2 碳四的综合利