摘要
简介变压吸附气体分离与提纯技术的发展和技术特点,以及变压吸附技术在氢气分离提纯、变换气脱碳、CO分离提纯、CO2分离提纯、空分制氧气氮气等多种领域的应用。介绍了20 000 m3/h(标况)乙烯裂解粗氢及苯乙烯尾气PSA氢提纯装置的工艺流程及特点,然后分析了工艺条件与装置处理能力的关系、影响氢气回收率和产品氢纯度的因素,并提出了稳定操作运行、提高装置运行效果的措施。
Briefly presents the development and characteristics of PSA gas separating and purification technology,as well as the application of PSA in separation and purification of hydrogen,carbon oxide and carbon diox-ide,shift gas carbon removal,and separation of oxygen and nitrogen in air separator.Presents process flow and the characteristics of 20,000 m^3/h PSA purification plant for ethylene crack crude hydrogen and styrene exhaust,analyzes the relationship between process conditions and plant processing capability,factors influencing H_2 recovery ratio and purity,and proposes measures to stabilize operation and improve operating results.
出处
《齐鲁石油化工》
2006年第3期298-301,312,共5页
Qilu Petrochemical Technology
关键词
变压吸附
制氢
操作参数
运行
PSA,hydrogen production,operating parameters,operation
