煤炭地下气化技术的发展及趋势

摘要

煤炭地下气化技术是一种煤炭洁净利用技术.介绍了煤炭地下技术的基本原理和气化通道类型,分析了全球主要产煤国发展现状,指出煤炭地下气化耦合新型煤化工、整体煤气化联合循环发电等方向是未来发展趋势.%Underground coal gasification (UCG) is a kind of clean coal technology.This paper introduces the basic principle and gasification channel of UCG, analyzes the current situation of major coal producing countries.And it points out that UCG coupling new coal chemical industry, integrated gasification combined cycle (IGCC) is the future development trend.