Noncryogenic methods of air separation contain some of the same unit processes such as compression and clean-up, but differ in the fundamental technology to separate air into its components.

非低温空气分离方法使用一些同样的单元过程，如压缩和清洁，但在把空气分解成它的组成成分的基本技术上是不同的。

Through the research on petroleum and nature gas, design a multi-source heatpump of single and double effect lithium bromide, the two stage heatpump unit, process of nature gas liquefaction etc.

通过对石油天然气物性的研究,利用热泵机组的特点,设计多源单效制冷供热热泵机组、双效热泵机组、双级热泵机组及天然气液化流程。