1、本设计是根据江西某化工有限公司新建的年产 1200 吨乙酸叔丁酯生产项目进行的工艺设计。本设计采用酸烯酯化法直接合成乙酸叔丁酯,工艺采用间歇式反应工艺,通过二次蒸馏实现产物分离,得到高质量产品。该方法操作条件温和,收率相对较高,工艺比较成熟,是较为理想的生产工艺。本设计内容主要包括:产品简介,项目背景,设计依据,生产工艺方案,工艺流程设计,物料衡算与能量衡算,主要设备的选型和计算,车间布置设计,环境保护,安全设计及三废处理等内容。本设计还包括与本项目相关的工艺流程图和车间设备平面布置图等设计图纸。关键词:乙酸叔丁酯;工艺;设计IAbstractTert-butyl acetate is a k
2、ind of important organic chemical raw material, which is widely used in paint, detergent, electronics, solvents, pharmaceutical intermediates, and etc.This design is based on a 1200t/a Tert-butyl acetate newly production project of Jinxi xx Chemical Co. Ltd. We employ the olefinic acid esterificatio
3、n method of direct synthesis to tertiary butyl acetate, use intermittent reaction process, and finally, adopt secondary distillation to separate product for high quality products.This method has mild operating conditions, relatively higher yield, more mature technology, which is an ideal production
4、process.Content in the design mainly includes: product introduction, project background, design foundation, process program, process design, material balance and energy balance, the main equipments selection and calculation of workshop layout design, environmental protection, security design and con
5、tent of three wastes treatment etc. flow diagram, equipment layout design drawings, and etc related to this design are included.Key words: Tert-butyl acetate technology designII目录摘要.Abstract.录.III1 前言.11.1产品简介.1.1.1产品名称、化学结构及理化性质.1.1.2产品用途.1.2项目背景.21.3本项目的设计内容.1.4设计依据.32 生产方法与工艺流程.42.1生产工艺方案.2.1.1乙酸
6、叔丁酯的合成方法.2.1.2工艺方案的选择.62.2工艺流程设计.2.2.1反应流程.2.2.2反应原理.2.2.3工艺流程简图.73 物料衡算与能量衡算.83.1物料衡算.3.1.1衡算依据.3.1.2物料衡算过程.3.1.3衡算结果.133.2能量衡算1718.3.2.1衡算依据.3.2.2衡算过程.144 主要设备的选型和设计计算.344.1设备的选型与设计原则18.4.2容器类选型的依据1920.4.3主要设备的选型与计算2122.354.3.1酯化反应设备.4.3.2 粗蒸过程.364.3.3 精馏过程.394.3.4 精馏塔.414.3.5 主要设备一览表.655 车间布置20.665.1车间布置设计依据.5.2车间布置设计原则.5.3车间布置设计内容.685.3.1车间整体布置方案.5.3.2车间设备布置方案.6 公用工程.696.1供电工程.6.1.1供电电源选择.6.1.2负荷等级.6.1.3用电负荷计算.6.1.4生产车间供电.706.2防雷、防静电接地.6.3给排水系统.6.3.1给水水源.6.3.2给水系统方案.716.3.3排水工程.7 环境保护.727.1设计采用标准.
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