贮槽液氮质量波动原因查找总结  

Summary of finding out the causes for quality fluctuation of liquefied nitrogen in storage tank

作　　者：李军 

机构地区：[1]福建炼化林德气体有限责任公司,福建省泉州市泉港区362800

出　　处：《深冷技术》2013年第6期60-63,共4页

摘　　要：针对1500 m3液氮贮槽氧含量缓慢上升的现象,从分析仪、贮槽进液纯度以及贮槽周围空气进入三方面分析了原因,并采取措施加以解决。介绍故障现象和原因查找过程。The causes for slow increase of oxygen content in 1500 m3 liquefied nitrogen in storage tank are analyzed from the analyzer, purity of liquid entering the storage tank, and admission of air surrounding the storage tank, and measures are taken to solve the said trouble. Here, the trouble and the course to find out the causes are described.

关 键 词：液氮贮槽 纯度 分析仪 快速切断阀 标准气 

分 类 号：TQ116.15[化学工程—无机化工]