文档介绍：-0- 年产 20 万吨甲醇低压羰基化制醋酸工业设计摘要醋酸,又名乙酸,作为一种应用广泛的重要化工原料,醋酸主要被用于合成乙酸乙烯醋的单体 VAM 、合成乙酸醉的原料及生产精制对苯二甲酸(PTA) 的溶剂等。自20世纪 70年代美国 Monsanto( 孟山都)公司首创低压拨基合成醋酸工艺后,此方法已成为世界生产醋酸的主要方法。甲醇低压碳基合成醋酸工艺确立了碳一化学含氧化合物的产业优势,从此, 醋酸及其衍生物的工艺和技术创新成为研究人员研究的发展方向。甲醇低压羰基化法合成醋酸工艺主要包括 CO造气和醋酸生产两部分。造气工段主要包括造气、预硫、压缩、脱硫脱碳工序,醋酸生产又可分为反应工序和精制工序。反应工序包括:预处理、合成、转化等工段;精制工序包括:蒸发、脱轻、脱水、提馏、脱烷、成品等工段。关键词:醋酸; 甲醇; 合成-1- Abstract Acetate, also known asethanoic acid, iswidely used asakind ofimportant chemical raw materials, acetic acid ismainly used for vinyl acetate synthesis VAM vinegar ofmonomer, synthesis ofacetic acid raw materials and production of purified terephthalic acid (PTA) solvent, etc .Since the 1970sthe United States Monsanto, pany pioneering low-pressure dial base acetate synthesis process, the main method ofthis method has e the world's production ofacetic acetate synthesis low carbon technology established acarbon chemical oxygen pound industry advantage, since then, technology and technical innovation ofacetic acid and its derivatives e the development direction ofresearchers. Low pressure methanol carbonylation synthesis ofacetic acid process mainly includes COgasification and acetic acid production oftwo process ofsulfur mainly includes gasification, pressed, the decarburization desulfurization process, acetic acid can bedivided into the reaction process and refining production process .Reaction process includes: pretreatment, synthesis, transformation section, etc .Refining process including: evaporation, light, dehydration, stripping section, alkanes, finished products, etc. Key words :acetic acid; Methanol; synthetic -2- 目录第一章引言.................................................................................................................................... 1 醋酸性质和用途............................................................................................................... 1 醋酸的物理性质.........................................................................