河北工业大学毕业设计说明书姓名：学号：064023院系：化工学院专业：过程装备与控制工程题目：年产2.0万吨碳酸钾蒸发车间设计指导教师：教授评阅者：年月日毕业设计中文摘要毕业设计外文摘要Title：Evaporationworkshopdesignofpotassiumcarbonateproducing4.0X107kg/yAbstractPotashcarbonatewasanimportantfoundationofinorganicchemicalrawmaterials,mainlyfortheTVglass-shells,chemical,pharmaceutical,decarburization,wirehydrogenperoxide,film,enamel,printinganddyeing,potassiumglassetc.Atpresentdomesticpotashproductionmainmethodsareionexchange.Thisdesignhasintroducedthepotashproductionanddemandathomeandabroadandalsointroducedexistingproductionprocessesandequipmentofthemaintrend.Then,thedesignhasintroducedthetechnologicalprocessandcraftcalculation.Inaddition,therawmaterialandpowerconsumption,workshoplayoutandenergy-savingdesignisanimportantpartofthedesign.Keywords：potassiumcarbonate；ionexchange；Processcalculation；1、引言...........................................................................61.1碳酸钾概况..................................................................61.2碳酸钾的生产现状............................................................71.3本次工艺设计流程及设备简介..................................................82、工艺流程描述..................................................................122.1离子交换法生产碳酸钾简介...................................................122.2碳酸钾的生产工艺流程.......................................................123、蒸发工段物料衡算与热量衡算....................................................133.1物料衡算...................................................................133.2热量衡算...................................................................134、蒸发器加热室结构设计及强度计算................................................184.1加热室中换热管的排布及壳体直径的计算.......................................184.2Ⅰ效加热室结构的设计.......................................................194.3Ⅱ效加热室的结构设计.......................................................244.4Ⅲ效加热室的结构设计.......................................................295.蒸发器分离室的结构设计和强度计算...............................................315.1Ⅰ效分离室尺寸的确定.......................................................315.2Ⅰ效分离室结构的设计.......................................................315.3Ⅱ效分离室尺寸的确定.......................................................355.4Ⅱ效分离室结构的设计.......................................................355.5Ⅲ效分离室尺寸的确定.......................................................355.6Ⅲ效分离室的结构设计.......................................................366.预热器的设计...................................................................396.1第一预热器的设计...........................................................396.2第二预热器的设计...........................................................397.直接冷凝器的设计...............................................................407.1需要的冷却水量W............................................................407.2直接冷凝器的筒体直径.......................................................407.3直接冷凝器各管口直径的确定.................................................407.4直接冷凝器壁厚的设计.......................................................417.5淋...
