The gas pressure is a main factor of deciding gas content in coal seam. It is an important parameter of the dangerous prediction for coal and gas outburst too.
煤层瓦斯压力是决定煤层瓦斯含量的一个主要因素,也是煤与瓦斯突出危险性预测的一个重要参数。
The paper describes the computation method of seam gas pressure in the research on gas and coal outburst in Germany. Analysis and comparison are made on the obtained results.
介绍了德国在煤与瓦斯突出危险的研究过程中,用计算方式求煤层瓦斯压力的方法,并对其结果进行了分析对比。
This paper mainly researches on the technique of draining long distance pressure relief gas in bed plate tunnel under the circumstance of mining protective coal seam.
本论文主要是针对远程下保护层开采条件下,对底抽巷上向穿层钻孔抽放远程卸压瓦斯技术进行了深入的研究。
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