煤岩材料对瓦斯吸附性能的研究进展

加快推进煤矿区煤层气勘探开发的步伐对推动我国能源结构调整有着重要的现实意义.煤岩材料对瓦斯的吸附性能蕴含了丰富的煤储层信息,对准确评价煤层气开发资源量至关重要.本文介绍了煤岩材料吸附瓦斯机理的研究进展,分析了高压容量法测定煤岩材料吸附瓦斯性能参数存在的问题,并探讨了相应的研究思路.主要介绍了水分、温度、低频振动、可控微波场、电场因素对煤岩材料吸附瓦斯的影响的研究成果,并提出了值得深入探索的方向.

A Review on Gas Adsorption Performance of Coal (Rock)Material

Accelerating the pace of coal bed methane exploration and utilization is of great significance for the facilitation of China's energy structure adjustment.The gas adsorption performance of coal (rock)materials contains abundant coal reservoir infor-mation,which is crucial to the accurate evaluation of coal gas resource.This paper outlines the research situation of the gas adsorp-tion mechanism of coal (rock)material,elaborates the unresolved issues in measuring the parameters of gas adsorption performance by high pressure capacity method,and discusses the relevant research stratagem.It mainly displays the findings for the dependences of gas adsorption performance on moisture,temperature,low frequency vibration,controlled microwave field and electric field,also indicates the research directions which worth further exploration.