(完整版)年产十万吨烧碱工艺设计毕业论文

年产十万吨烧碱工艺设计

The Process Design of Caustic Soda Based on

100kt/a

目 录

摘要 ..........................................................

Abstract ......................................................

引言 ..........................................................

第一章 工艺路线的选择 ........................................

第二章 精制盐水工段 ..........................................

2.1 精盐水指标.................................................................................................................

2.2 原盐质量.....................................................................................................................

2.3 淡盐水脱氯及过碱量控制 ........................................................................................

2.4 粗盐水含量、温度以及流量 ....................................................................................

2.5 精制剂的配制 ............................................................................................................

2.6 助沉剂配制.................................................................................................................

2.7 精制反应时间 ............................................................................................................

2.8 炭素管过滤器性质及工作要求 ................................................................................

2.9 树脂塔的操作要点 ....................................................................................................

2.9.1 树脂塔最大流量 .....................................................................................................

2.9.2 盐水温度..................................................................................................................

2.9.3 盐水pH值 ..............................................................................................................

2.9.4 树脂塔压差控制 .....................................................................................................

第三章 电解工段的物料衡算 ....................................

3.1离子膜交换原理 .........................................................................................................

3.2电解槽内物料衡算 .....................................................................................................

3.2.1计算依据...................................................................................................................

3.2.2计划任务...................................................................................................................

3.2.3电解槽选型...............................................................................................................

3.2.4物料衡算...................................................................................................................

第四章 电解液蒸发 ............................................

4.1蒸发概论......................................................................................................................

4.1.1碱液蒸发的基本概念 ..............................................................................................

4.1.2离子膜碱液蒸发的特点 ..........................................................................................

4.2蒸发流程及设备类型选择 .........................................................................................

4.2.1蒸发流程...................................................................................................................

4.2.2蒸发设备...................................................................................................................

4.3蒸发工艺计算 .............................................................................................................

4.3.1蒸发水量的计算 ......................................................................................................

4.3.2各效传热温度差的计算 ..........................................................................................

4.3.3各效物料、热量衡算 ..............................................................................................

4.3.4各效所需传热面积的计算 ......................................................................................

4.3.5试差计算...................................................................................................................

第五章 固碱工艺 ..............................................

5.1固碱流程选择 .............................................................................................................

5.2固碱热量、物料衡算 .................................................................................................

5.2.1降膜蒸发器...............................................................................................................

5.2.2降膜浓缩器...............................................................................................................

5.3离子膜固碱种类 .........................................................................................................

第六章 主要设备选型和设计 ....................................

6.1电解槽选型及依据 .....................................................................................................

6.2蒸发设备的计算 .........................................................................................................

6.2.1蒸发器加热管数及加热室直径的计算 ..................................................................

6.2.2蒸发器循环管的计算 ..............................................................................................

6.2.3蒸发器分离室的计算 ..............................................................................................

6.2.4接管尺寸的计算 ......................................................................................................

结论 ..........................................................

致谢 ........................................... 错误！未定义书签

参考文献 ......................................................

附录

A.....................................................................................................................38 附

录

B...........................................................................................................