年产10万吨二甲醚的初步工艺设计

湖南科技大学本科生毕业设计（论文）年产10万吨二甲醚的初步工艺设计专业：化学工程与工艺姓名：陆应文指导老师：黄念东（湖南科技大学化学化工学院，湘潭411201）摘要：本设计为年产10万吨二甲醚的初步工艺设计，在设计说明书中，简单介绍了二甲醚的性能、主要用途、生产现状和发展趋势，本设计结合了湖南雪纳新能源有限公司的生产现状，确定以甲醇脱水法作为本设计的工艺生产方法。在设计过程中，根据设计任务书的要求，通过物料衡算和热量衡算，以确定设备工艺参数和消耗工艺指标，同时对二甲醚生产过程中的安全注意事项及“三废”治理作了相关说明，对整个装置进行了简单的初步技术经济评价。绘制了相应的设计图纸，设计图纸包括工艺流程图、主要设备图的装配图、设备的平面布置图等。关键词：二甲醚；甲醇；工艺设计PrimaryfortheManufacturingProcessofDimethlether100,000TonPeryearSpecialty:ChemicalEngineering﹠technologyAuthor:LuyingwenDirector:HuangNiandong(PartyofChemicalEngineering,SchoolofChemistryandChemicalEngineering,HunanUniversityofScienceandTechnology,Xiangtan411201,P.R.ofChina)Abstract:Thisisthefirststepprocessdesignforannualoutputof100,000tonsofdimethlether,Inthedesignedspecifications,developingtrend,functionandmainuse,combinedtheproductionstatusofHunanXuenaNewEnergyCo.,Ltd.andfinallywithmethanoldehydrationmethodsasprocessproductionmethodsofthedesigns.Inthedesignprocess,inaccordancewiththerequirementsofthemissiondesign,Throughthematerialbalanceandenergybalance,todeterminetheequipmentandtechnicalparametersofconsumptionindicators,whiletheproductionofdimethyletherintheprocessofattentiontosecuritymattersandThreewastesManagementmadeanoteoftheentiredevicetoasimpletechnicalandeconomicevaluation.Drawingthecorrespondingdesigndrawings,designdrawings,includingprocessmaps,plansofmajorequipmentassembly,equipmentsuchasthelayoutplans.Keywords:dimethlether;methanol;processdesign.湖南科技大学本科生毕业设计（论文）1目录摘要前言1文献综述.......................................................................................................................................................11.1二甲醚概述........................................................................................................................................11.1.1二甲醚的发展现状.................................................................................................................11.1.2二甲醚的传统领域的应用及其拓展.....................................................................................11.2国内二甲醚市场简况.........................................................................................................................21.2.1现状..........................................................................................................................................21.2.2国内市场预测.........................................................................................................................41.3国外二甲醚市场简况.........................................................................................................................51.3.1现状..........................................................................................................................................51.3.2国外市场预测.........................................................................................................................61.4原料说明............................................................................................................................................71.6二甲醚的主要技术指标....................................................................................................................81.6.1技术要求..................................................................................................................................81.6.2试验方法..................................................................................................................................92DME产品方案及生产规模.......................................................................................................................112.1产品品种、规格、质量指标及拟建规模......................................................................................112.2产品规格、质量指标......................................................................................................................112.3产品方案分析及生产规模分析......................................................................................................123工艺流程介绍.............................................................................................................................................123.1生产方法简述...................................................................................................................................123.2工艺流程说明...................................................................................................................................143.3生产工艺特点...................................................................................................................................163.4主要工艺指标...................................................................................................................................163.4.1二甲醚产品指标...................................................................................................................163.4.2催化剂的使用.......................................................................................................................174主要塔设备计算及选型..............................................................................................................................174.1汽化塔及其附属设备的计算选型..........