合成回路塔前分氨改为塔后分氨工艺总结  

SUMMARY ON THE REVAMP OF AMMONIA SEPARATION FROM BEFORE-CONVERTER INTO BEHIND-CONVERTER PROCESS FOR SYNTHESIS LOOP

作　　者：杜伟 

机构地区：[1]云南云天化股份有限公司,云南水富657800

出　　处：《大氮肥》2004年第2期126-128,共3页Large Scale Nitrogenous Fertilizer Industry

摘　　要：介绍合成氨工艺中合成塔塔前分氨和塔后分氨 2种工艺 ,比较塔前分氨工艺与塔后分氛工艺的特点 ,介绍云天化 15 0Presents the before-converter ammonia separation and the behind-converter ammonia separation processes,compares the characteristics of the two processes of ammonia separation.The before-converter ammonia separation process was revamped into behind-converter process for 1500t/d ammonia plant's production increment in Yuntianhua Co.,Ltd.,which was presented in the paper together with the operation after the revamp.

关 键 词：合成氨工艺 合成塔 产量 生产技术 混合循环气 冷却系统 

分 类 号：TQ113.2[化学工程—无机化工]