循环系统吸收异常的判断和处理方法改进  

JUDGMENT OF ABNORMAL ABSORPTION OF CIRCULATING SYSTEM AND IMPROVEMENT OF TREATING METHODS

作　　者：李勇[1] 曹敏[1] 

机构地区：[1]四川泸天化股份有限公司,四川泸州646300

出　　处：《大氮肥》2008年第6期407-411,共5页Large Scale Nitrogenous Fertilizer Industry

摘　　要：对二氧化碳汽提尿素生产工艺的循环系统吸收过程发生异常现象进行分析,并以吸收过程的原理为依据,从工艺操作方法上对判断和处理吸收异常工况作出改进,取得明显效果。Analyzed the abnormal phenomena of the absorption procedure of circulating system in CO2 stripping urea process, and improved process operating methods of judging and treating abnormal absorption based on absorption procedure principle, achieving obvious results.

关 键 词：循环系统 吸收异常 判断处理 改进 

分 类 号：TQ441.41[化学工程—化学肥料工业]