韩城矿区卸压瓦斯抽采技术初探

Preliminary study on extracting result of pressure relief gas in Hancheng mining area

分析了韩城矿区突出煤层煤与瓦斯特点和保护层开采过程中卸压瓦斯涌出规律，阐述了保护层围岩移动卸压规律，对卸压瓦斯抽采参数和抽采效果进行了研究和考察，总结出了韩城矿区保护层地板卸压瓦斯抽采的基本规律和特点。

This paper analyzes the emission law of pressure relief gas between prominent coal seam and gas characteristics and mining process of the cover in Haneheng mining area, states emission law of rock movement of the cover, studies the parameter extraction of pressure relief gas and extracting result, and summarizes the basic rules and characteristics of pressure relief gas extraction in Haneheng mining area.