目录1引言...................................................................11.1氨的性质.........................................................11.2氨的用途.........................................................21.3合成氨的发展历史.................................................21.3.1氨气的发现..................................................21.3.2合成氨的发现及其发展........................................21.3.3国外合成氨工业发展..........................................31.3.4国内合成氨工业发展..........................................31.3.5国内合成氨工业的发展趋势....................................41.4合成氨工段设计主要参数计算的主要内容.............................52工艺计算...............................................................62.1生产流程简述.....................................................62.2原始条件.........................................................62.3物料衡算.........................................................82.3.1合成塔物料衡算..............................................82.3.2氨分离器气液平衡计算........................................92.3.3冷交换器气、液平衡计算.....................................112.3.4液氨贮槽气、液平衡计算.....................................112.3.5液氨贮槽物料计算...........................................132.3.6合成系统物料计算...........................................142.3.7进出合成塔物料计算.........................................152.3.8进出水冷器物料计算.........................................162.3.9进出氨分离器物料计算.......................................162.3.10冷交换器物料计算...........................................172.3.11氨冷器物料计算：...........................................182.3.12冷交换器物料衡算...........................................202.3.13液氨贮槽物料计算...........................................212.3.14物料计算结果汇总...........................................212.4热量核算........................................................222.4.1交换器热量核算.............................................222.4.2氨冷器热量核算.............................................252.4.3循环机热量核算.............................................272.4.4合成塔热量核算.............................................282.4.5废热锅炉热量核算...........................................312.4.6热交换器热量核算...........................................322.4.7水冷器热量核算.............................................332.4.8氨分离器热量核算...........................................343氨合成过程中的绿色化学化工............................................353.1绿色化学化工的基本概念..........................................353.2合成氨工段的原子经济性..........................................353.3合成氨工段的热能综合利用........................................353.4合成氨工段的“三废”处理........................................364设备选型..............................................................374.1合成塔催化剂层设计..............................................374.2换热器：........................................................424.3废热锅炉设备工艺计算............................................434.3.1计算条件...................................................434.3.2官内给热系数α计算........................................434.3.3管内给热系数αi计算........................................454.3.4总传热系数...
