【摘要】 在介绍煤炭地下气化特点的基础上 ,对地下气化空间扩展及气化过程影响进行了分析 ,综述了国内外在煤炭地下气化空间扩展规律及控制方法的研究进展 ,结合中国的气化工艺特点 ,提出了需进一步研究的课题更多还原

【Abstract】 The influences of cavity growth in underground coal gasification on gasification process are analyzed on the basis of introduction of underground coal gasification. The development of space expanding laws and control methods in underground coal gasification are reviewed. The problems and ideas to be studied deeply are put forward combining with the gasification characteristics of China.更多还原