PART IINPROCESSNNDUSTRY Unit 15 Chemical Reaction Engineering 化学反应工程
化学反应工程 PART Ⅲ PROCESS INDUSTRY Unit 15 Chemical Reaction Engineering
>甲醇(Methanol,dried,CH4O)系结构最为简单的 饱和一元醇，分子量32.04，沸点64.7℃。又称“木醇” 或“木精”。是无色有酒精气味易挥发的液体。人口 服中毒最低剂量约为100mg/g体重，经口摄入0.3~ 1gkg可致死。用于制造甲醛和农药等，并用作有机物 的萃取剂和酒精的变性剂等。 >甲醇的生产，主要是合成法，尚有少量从木材干馏 作为副产回收。合成的化学反应式为： 2H2+CO→CH3OH
甲醇（Methanol，dried,CH4O）系结构最为简单的 饱和一元醇，分子量32.04，沸点64.7℃。又称“木醇” 或“木精”。是无色有酒精气味易挥发的液体。人口 服中毒最低剂量约为100mg/kg体重，经口摄入0.3～ 1g/kg可致死。用于制造甲醛和农药等，并用作有机物 的萃取剂和酒精的变性剂等。 甲醇的生产，主要是合成法，尚有少量从木材干馏 作为副产回收。合成的化学反应式为： 2H2 + CO → CH3OH
Words and Expressions 1、succession n.连续（连续发生），系列sequence,.series The act or process of following in order or sequence. 连续，接续在时间上或次序上一个接一个的行为或过程 the succession of the seasons in succession 2、purification n.净化，提纯 air purification空气净化 3、inconsequential a.Lacking importance无关紧要 的，微不足道的 4、more often than not常常，通常，多半（是）
Words and Expressions 1、succession n.连续(连续发生), 系列 sequence, series The act or process of following in order or sequence. 连续，接续在时间上或次序上一个接一个的行为或过程 the succession of the seasons in succession 2、purification n.净化, 提纯 air purification 空气净化 3、inconsequential a. Lacking importance 无关紧要 的 , 微不足道的 4、more often than not 常常, 通常, 多半 (是)
Words and Expressions 5、routine adi,常规的（定期的） n.例行公事，常规，日常事务，程序 daily routine a routine medical examination常规的体检 6、optimum a;n.最优（的，值），最有利的 pl.optima vt.optimize climatic optimum气候适宜期 7、invariably in-不+variable可变的+-y.地ad.一定，必 定，不变地，永恒地 All things invariably divide into two. 事物都是一分为二的
5、routine adj.常规的(定期的) n.例行公事, 常规, 日常事务, 程序 daily routine a routine medical examination 常规的体检 6、optimum a.; n. 最优 (的, 值), 最有利的 pl. optima vt. optimize climatic optimum 气候适宜期 7、invariably in-不+variable可变的+-y…地 ad. 一定, 必 定, 不变地, 永恒地 All things invariably divide into two. 事物都是一分为二的。 Words and Expressions
Words and Expressions 8、endothermic a.吸热的，吸热反应的 endo-or end- pref.Inside;within:在..内；在..里 9、exothermic a.放热的，发热的 exo-pref.outside;external外面的；外部的 10、estimable a.可估价的，可估计的 estimable assets;an estimable distance 可估计的财产；可估算的距离 11、moler.摩尔mole of metal
8、endothermic a. 吸热的, 吸热反应的 endo- or endpref. Inside; within:在…内；在…里 9、exothermic a. 放热的, 发热的 exo- pref. outside; external 外面的；外部的 10、estimable a. 可估价的, 可估计的 estimable assets; an estimable distance. 可估计的财产；可估算的距离 11、mole n. 摩尔 mole of metal Words and Expressions
Words and Expressions 12、thermochemical a.热化学的 13、interrelate v.相互有关，（使）互相联系 All things are interrelated and interact on each other. 一切事物互相联系并互相作用。 14、constituent a.构成的，组成的n.成分，要素 cell constituent细胞成分 combustible constituent可燃组分 15 simplify v.To make simple or simpler,as 简化，使单纯
12、thermochemical a. 热化学的 13、interrelate v. 相互有关, (使)互相联系 All things are interrelated and interact on each other. 一切事物互相联系并互相作用。 14、constituent a. 构成的, 组成的 n. 成分, 要素 cell constituent 细胞成分 combustible constituent 可燃组分 15、simplify v. To make simple or simpler, as 简化, 使单纯 Words and Expressions
Unit 15 Chemical Reaction Engineering Every industrial chemical process is designed to produce economically a desired product from a variety of starting materials through a succession of treatment steps
Every industrial chemical process is designed to produce economically a desired product from a variety of starting materials through a succession of treatment steps. Unit 15 Chemical Reaction Engineering
industrial chemical process 98.3% mineral combustor Contact chamber Reaction chamber Sulfuric acid production flow chart
Sulfuric acid production flow chart combustor Contact chamber Reaction chamber mineral industrial chemical process
Unit 15 Chemical Reaction Engineering Fig.3.I shows a typical situation.The raw materials undergo a number of physical treatment steps to put them in the form in which they can be reacted chemically.They then pass through the reactor.The products of the reaction must then undergo further physical treatment-separations,purifications. etc.-for the final desired product to be obtained Physical Chemical Physical Raw treatment Treatment treatment products materials steps steps steps Recycle Fig.3.1 Typical chemical process
Fig.3.l shows a typical situation. The raw materials undergo a number of physical treatment steps to put them in the form in which they can be reacted chemically. They then pass through the reactor. The products of the reaction must then undergo further physical treatment-separations, purifications, etc. -for the final desired product to be obtained. Physical treatment steps Chemical Treatment steps Physical treatment steps Raw materials products Recycle Fig.3.l Typical chemical process Unit 15 Chemical Reaction Engineering
Unit 15 Chemical Reaction Engineering Design of equipment for the physical treatment steps is studied in the unit operations.Here we are concerned with the chemical treatment steps vt.探讨，研究 of a process
Design of equipment for the physical treatment steps is studied in the unit operations. Here we are concerned with the chemical treatment steps vt. 探讨，研究 of a process. Unit 15 Chemical Reaction Engineering