年产50万吨PET工艺设计VIP专享VIP免费

年产50万吨PET生产车间的工艺设计摘要本设计是年产50万吨聚对苯二甲酸乙二醇酯（PET）车间合成工段初步设计。本文对PET的研究，生产和应用进行了详细的概述，阐述了其在化学工业中的作用和地位。并介绍了PET的制备方法和确定了PET的生产工艺。在确定PET生产工艺的基础上进行了物料衡算，设备选型和车间设计等过程。文中还对供电、供水、采暖等方案进行了简单的阐述。关键词：聚对苯二甲酸乙二醇酯，PET，酯交换法，反应釜选型I目录摘要......................................................I1.概述..................................................11.1聚对苯二甲酸乙二醇酯（ＰＥＴ）的概述...............11.2聚酯生产技术进展...................................11.3中国生产消费现状...................................21.4产品构成.........................................31.5中国聚酯工业及与国外先进水平的差距.................42.聚对苯二甲酸乙二醇酯（PET）的特性与应用.................62.1特性...............................................62.2应用...............................................82.3聚对苯二甲酸乙二醇酯的改性品种.....................82.3.1增强改性PET.................................82.3.2共混改性PET.................................92.3.3结晶改性PET.................................92.4聚对苯二甲酸乙二醇酯的成型加工.....................92.4.1PET的加工特性.................................92.4.2PET的加工方法...............................103.PET制备方法的简介和选取...............................113.1酯交换缩聚法......................................113.2直接酯化缩聚法....................................113.3环氧乙烷法........................................12I3.4PET合成方法的选取................................124.物料衡算...............................................144.1酯交换阶段........................................144.1.1第一酯交换器R101物料衡算.....................144.1.2第二酯交换器R102物料衡算.....................154.1.3第三酯交换器R102物料衡算.....................154.1.4BHET储槽物料衡算............................164.2缩聚阶段..........................................164.2.1第一聚合釜R201物料衡算.......................174.2.2第二聚合釜R202物料衡算.......................174.2.3第二聚合釜R203物料衡算.......................184.3切粒包装..........................................185关键设备的选型.........................................195.1釜的选型..........................................195.2其他设备的选型....................................196.车间设备布置设计.......................................206.1车间设备布置的原则................................206.1.1车间设备布置的原则...........................206.1.2车间设备平面布置的原则.......................206.1.3车间设立面布置的原则.........................206.2车间设备布置......................................216.2.1车间设备平面布置.............................21II6.2.2车间设备立面布置.............................217.公用工程..............................................227.1供水..............................................227.2供电..............................................227.3供暖..............................................227.4通风..............................................22参考文献.................................................23致谢.....................................................24III第1页共46页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共46页1.概述1.1聚对苯二甲酸乙二醇酯（ＰＥＴ）的概述聚对苯二甲酸...