20万吨聚***乙烯生产工艺 学院: 专业: 班级: 姓名: 学号: 二00九年月 毕业设计(论文、专题实验)任务书 姓名 专业 班级 指导教师 题目 原始数据 说明书 (论文、实验) 主要内容 图纸要求 对学生 综合训 练方面 的要求 完成期限 自年月日至年月日 备注: 毕业论文的任务书可对原始数据及图纸要求两项不作要求、专题实验可对图纸一项不做要求。 签发: 日期: 年月 摘要 本设计是年产20万吨聚***乙烯(PVC)车间合成工段初步设计。本文对聚***乙烯的研究,生产和应用进行了详细的概述,阐述了其在化学工业中的作用和地位。确定了聚***乙烯的生产工艺。在确定聚***乙烯生产工艺的基础上进行了物料衡算,热量衡算,设备选型等。讨论了三废、供电、供水、采暖的处理方案。阐述了公用工程的自动控制水平。 关键词:聚***乙烯(PVC) ***乙烯物料衡算热量衡算聚合反应 Abstract The process design of synthesis section of twenty thousand tons Polyvinyl chloride polymer in workshop was designed. In this paper, firstly, synthesis method of Polyvinyl chloride polymer, production and application were outlined. Its effect and status was introducted in chemical industry. Secondly, process of Polyvinyl chloride polymer was selected in the design. Mass balance and heat balance were finished, and the size and type of key equipments were selected. And methods of treating “Three Wastes”, electrical power supply, feedwater supply, heating were discussed. Ventilation Control in public works was accounted. Keywords: Polyvinyl chloride polymer(PVC) Polyvinyl chloride Mass balance heat balance condensation reaction 目录 摘要………………………………………………………………………Ⅰ Abstract…………………………………………………………………Ⅰ 第1章总论……………………………………………………………1 ………………………………………………………………1 …………………………………………………1 …………………………………1 …………………………………………2 ………………………………………2 …………………………………………………………4 设计依据……………………………………………………………………………4 厂址选择………………………………………………………4 设计规模与及原料与产品规格……………………6 ……………………………………………………6 …………………………………7 ……………………………………………………6 第2章工艺设计与计算………………………………………………7 …………………………………………………………7 ………………………………………………8 ……………………………………………………10 …………………………………………11 …………………………………………… 11 …………………………………………… 12 ……………………………………………………………14 …………………………………………12 …………………………………………… 13 ………………