化工原理课程设计(doc 37页)VIP专享VIP免费

本科生（化工原理）课程设计题 目 年产 10 万吨甲苯精馏塔的设计 学生姓名 张淑云 黄桂林 王泽尉 指导老师 徐琼 学 院 树达学院 专业班级 化学工程与工艺 完成时间 2014 年 12 月 目录.Ⅰ 设计任务书············································5.Ⅱ 设计说明书第一章 工艺流程的确定和说明······························6第二章 精馏塔的工艺计算2.1 操作条件的相关计算·······························7一、操作压力、塔顶温度、塔底温度的确定···················7二、相对挥发度的计算和最小回流比、操作回流比的确定·······102.2 全塔物料衡算和热量衡算····························10一、物料衡算·············································10二、热量衡算·············································112.3 理论塔板数和实际塔板数的计算······················16一、理论塔板数的计算·····································16二、全塔效率的估算·······································17三、实际塔板数···········································17第三章 精馏塔主要尺寸设计计算3.1 基础物性数据计算··································17一、液相平均密度及液相体积流量的计算·····················17二、气相平均密度及气相体积流量的计算·····················18三、液相平均表面张力的计算·······························183.2 塔径的计算········································193.3 塔高的计算········································20一、塔板间距的估算·······································20二、溢流装置...