两种料浆法粉状磷铵流程比较  

The contrast of two processes for production of powdered AP by "slurryconcentration method

作　　者：应建康[1] 陈瑜[1] 蒋绍志[1] 郭辉[1] 

机构地区：[1]四川大学化工学院,四川成都610065

出　　处：《磷肥与复肥》2002年第1期24-27,共4页Phosphate & Compound Fertilizer

摘　　要：介绍了目前国内生产粉状磷铵的主要工艺流程 ,并详细比较了用于“中和料浆浓缩法磷铵工艺”的两种粉状磷铵工艺流程的各项技术经济指标 ,推荐采用“Several processes for powdered ammonium phosphate are discussed. The technoeconomic analysis of two major processes with 'slurryconcentration method' is taken in detail. The results show that the process of counterflow spray drying in fluidized bed for powdered ammonium phosphate is better .

关 键 词：料浆法 粉状 磷铵 喷雾干燥 比较 工艺流程 并流干燥 流化床逆硫干燥 

分 类 号：TQ442.14[化学工程—化学肥料工业]