煤化工工艺经净化后的合成气中含有较高组分的甲烷惰性气,甲烷深冷分离装置将一氧化碳和氢气分离出来作为下一道工艺的合成气,将甲烷分离并液化为LNG作为清洁能源销售,达到节能、环保的目的。介绍了先锋化工甲烷深冷分离装置的性能参数、工艺流程及特点和运行调试过程中遇到的问题以及解决措施。 Coal chemical process The purified syngas contains higher components of methane inert gas, the methane cryogenic separation unit separates carbon monoxide and hydrogen as the syngas of the next process, separates and liquefies the methane into LNG for sale as a clean energy , To achieve energy saving, environmental protection purposes. Pioneer chemical methane cryogenic separation unit performance parameters, process flow and characteristics and problems encountered in the process of operation and commissioning and solutions are introduced.