银法甲醛装置说明书.pdf

文档介绍：
目录
1产品方案选择与生产规模.........................................................................................2
设计背景..............................................................................................................2
甲醛性质、用途、生产状况..............................................................................2
甲醛生产工艺.....................................................................................................2
甲醛生产技术的要求.........................................................................................6
2物料衡算.....................................................................................................................8
设计条件..............................................................................................................8
物料流程简图......................................................................................................8
甲醛、甲醇物料衡算..........................................................................................9
3 能量衡算..................................................................................................................17
甲醇再沸器、蒸发器.......................................................................................17
空气加热器.......................................................................................................18
混合气加热器...................................................................................................19
氧化反应器热量热量衡算..............................................................................19
吸收塔热量衡算...............................................................................................23
4 设备工艺计算..........................................................................................................25
反应器类型的确定............................................................................................25
氧化器设计.............................................................