15万吨合成氨造气工序工艺设计[1][1]吴波VIP专享VIP免费

第1页共49页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共49页学生毕业论文（设计）题目：合成氨造气工段设计姓名：吴波学号：200901020530系别：化学工程系第2页共49页第1页共49页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第2页共49页班级：化工0915班指导教师：杨谦副教授2011年11月20日1绪论1合成氨的发展历程......................................................72生产方法的选择及论证.....................................................82.1生产方法的介绍.....................................................82.1.1固定床气化法..................................................82.1.2流化床气化....................................................92.1.3气流床气化....................................................92.2生产方案的选择及论证..............................................103常压固定床间歇气化法....................................................113.1半水煤气定义......................................................113.2固定床气化法的特点................................................113.3生产半水煤气对原料的选择..........................................123.4半水煤气制气原理..................................................123.5发生炉内燃料分布情况..............................................133.6各主要设备的作用..................................................143.6.1煤气发生炉...................................................153.6.2燃烧室.......................................................163.6.3废热锅炉.....................................................163.6.4洗气箱.......................................................163.6.5洗涤塔........................................................173.6.6烟囱.........................................................173.6.7自动机.......................................................173.7间歇式制半水煤气的工艺条件........................................183.8生产流程的选择及论证..............................................183.9间歇式气化的工作循环..............................................193.10间歇式制半水煤气工艺流程.........................................20第3页共49页第2页共49页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第3页共49页4工艺计算................................................................204.1煤气发生炉（含燃烧室）的物料及热量衡算............................214.2物料及热量衡算....................................................224.3制气阶段的计算.....................................................244.3.1物料衡算.....................................................264.3.2热量衡算.....................................................284.4总过程计算........................................................304.5配气计算..........................................................344.6消耗定额..........................................................354.7吹净时间核算......................................................354.8废热锅炉的热量衡算................................................354.9夹套锅炉的物料及热量衡算..........................................365设备计算................................................................375.1煤气炉指标计算....................................................385.2煤气台数的确定....................................................395.3空气鼓风机的选型及台数确定........................................396各设备的选型及工艺指标.....