4) "Steel Chemical material selection provisions" HG20581-1998
5) "Steel Chemical strength calculation provisions" HG20582-1998
6) "Steel Chemical container structure design requirements" HG20583-1998
7) "mechanical equipment installation construction and acceptance of universal norms" GB50231-98
8) "industrial automation instrumentation engineering construction and acceptance" GBJ93-86
9) "Steel Chemical Manufacturing Technical Requirements" HG20584-1998
10) "Design of Concrete Structures" GBJ10-89
11) "chemical plant piping layout design requirements" HG / T20549
12) "Steel tower vessel" JB / T4710-2005
The design principles are as follows:
1) energy efficient, simple distillation process designed to ensure the purification effect, minimize project investment and daily operating costs.
2) selection of quality, reliability, easy maintenance, low energy consumption of electrical and mechanical equipment and approved by the environmental protection department and recommend excellent performance, affordable equipment.
3) We utilization, decontamination triage, reasonably determine the design scale, to ensure compliance throughout the year.
4) distillation process layout to the reasonable layout, compact, process smooth, beautiful layout of the environment and conservation land.
Key words:2-phenylethanol；Distillation；Aspen Plus；Process Design；Distributor
目 录
1 概述 1
1.1 2-苯乙醇的性质及用途 1
1.1.1 2-苯乙醇的性质 1
1.1.2 2-苯乙醇的用途 1
1.2 2-苯乙醇的合成工艺 2
1.2.1 2-苯乙醇的合成方法 2
1.2.2 合成工艺的发展 2
1.3 2-苯乙醇的提纯工艺 3
1.3.1 提纯2-苯乙醇的方法 3
1.3.2 提纯2-苯乙醇工艺的比较 3
2 设计的主要任务和目标 5
2.1 设计任务 5
2.2 设计条件 5
2.2.1 操作条件 5
2.2.2 粗2-苯乙醇的原料来源及性质 5
2.2.3 2-苯乙醇工艺流程 5
2.3 设计内容 5
2.4 设计步骤 6
2.5 设计标准及原则 6
3 精馏工艺流程设计 8
3.1 精馏工艺方法 8
3.2 精馏设备 8
3.2.1 填料塔的性质 8
3.2.2 填料塔优点 8
3.3 流程确定和说明 9
3.3.1 加料方式 9
3.3.2 塔顶冷凝方式 9
3.3.3 加热方式与加热器 9
3.3.4 操作压力 9
4 设计计算 10
4.1 物料衡算 10
4.2 Aspen Plus 模拟 12
4.2.1 Aspen Plus 物性估算 12
4.2.2 精馏塔的简捷设计模块DSTWU 14
4.2.3 精馏塔的严格计算模块RadFrac 21
4.2.4 灵敏度分析及其优化分析 31
4.2.5 填料的设计与校核 35
4.3 分布器设计 38
4.3.1 液体分布器的选型 38
4.3.2 分布点密度计算 38
4.3.3 布液计算 39
5 工艺流程图和设备设计图 40 年产1000吨2-苯乙醇工艺设计+CAD图纸(3):http://www.751com.cn/huaxue/lunwen_34829.html