苏州科技学院天平学院本科生毕业设计（论文）年产25万吨煤制甲醇合成工段工艺设计摘要在有机合成工业中，甲醇是第四大基础原料，被广泛应用于人们的生活中，近几年，甲醇需求量高速增长。在工业生产中，甲醇合成工段在生产甲醇中占据重要的部分，因此，本设计是在低压下利用列管式等温反应器合成甲醇，对煤制甲醇过程中甲醇合成工段进行设计，并对甲醇合成工段进行物料衡算、热量衡算和合成工段所需的反应器及附属设备进行设计，确定甲醇反应器的类型、壳体直径、封头等结构及尺寸，编制设计说明书，绘制煤制甲醇合成工段工艺流程图、反应器结构图、设备平面布置图和设备立面布置图。关键词甲醇;合成工段;工艺设计；反应器I苏州科技学院天平学院本科生毕业设计（论文）Withanannualoutputof250000tonsofmethanolsynthesisprocessdesignAbstractInorganicsynthesisindustry,methanolisthefourthbigbasicrawmaterials,widelyusedinpeople'slife,inrecentyears,methanoldemandrapidgrowth.Inindustrialproduction,methanolsynthesissectionoccupyanimportantpartintheproductionofmethanol,asaresult,Themaincontentofthisdesignisintheprocessofcoalmethanolsynthesismethanolsynthesisprocessofdesign,andthemethanolsynthesisprocessofmaterialbalance,heatbalanceandreactorandancillaryequipmentneededforthesectiondesign,determinethetypeofmethanolreactor,shelldiameter,sealingthetopstructureandsize,preparationofdesignspecifications,processflowdiagramanddrawingcoalmethanolsynthesissectionprocessflowdiagram,reactorstructure,equipmentlayoutandelevationlayout.KeywordMethanol,synthesissection,processdesig,reactorII苏州科技学院天平学院本科生毕业设计（论文）目录第1章绪论....................................................................................................................................11.1甲醇的性质..................................................................................................................11.21.3甲醇的用途..................................................................................................................2甲醇的生产方法...........................................................................................................21.3.11.3.2高压法...............................................................................................................2低压法...............................................................................................................31.3.2中压法...............................................................................................................31.4设计任务......................................................................................................................41.4.11.4.21.4.31.4.4设计的依据.......................................................................................................4设计的内容.......................................................................................................4设计的条件.......................................................................................................4产品质量标准...................................................................................................4第2章工艺流程............................................................................................................................52.1催化剂..........................................................................................................................52.2甲醇反应器............................................................................
