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蔗糖水溶液双效蒸发装置的设计论文讲解

发布时间：2023-04-15 17:13:08 来源：文档文库

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食品工程原理课程设计说明书设计题目：蔗糖水溶液二效蒸发装置的设计设计者：班级姓名学号指导教师：设计成绩：日期
目录1.任务书.........................................................................................................................32.概述.............................................................................................................................32.1蒸发及蒸发流程..............................................................................................32.2蒸发操作的分类..............................................................................................32.3蒸发操作的特点..............................................................................................42.4蒸发操作的设备..............................................................................................43.双效蒸发的工艺计算.................................................................................................53.1蒸发器的设计步骤..........................................................................................63.2蒸发器的计算方法..........................................................................................63.2.1各效蒸发量和完成液浓度的估算：.....................................................63.2.2各效溶液沸点及有效总温差的估算.....................................................73.2.3蒸发器传热面积和有效温差在各效中的分配：...............................134.加热室结构尺寸的计算：.......................................................................................174.1加热管的选择和管数的初步估计.................................................................174.2循环管的选择.................................................................................................174.3加热室直径及加热管数目的确定.................................................................174.4分离室直径与高度的确定.............................................................................184.5接管尺寸：.....................................................................................................184.5.1溶液进口尺寸：...................................................................................194.5.2加热蒸汽与二次蒸汽出口：...............................................................194.5.3冷凝水出口：.......................................................................................195.蒸发装置的辅助设备...........................................................................................195.1气液分离器....................................................................................................195.2蒸汽冷凝器.....................................................................................................205.3泵的选型........................................................................................................20参考文献......................................................................................................................21

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