The respective gas emission laws of infinite and finite gas flow field were studied, and then the prediction method of gas emission quantity suitable for double tunneling was proposed.
按照瓦斯来源的不同把双巷掘进工作面煤壁瓦斯涌出分为无限瓦斯流场瓦斯涌出和有限瓦斯流场瓦斯涌出2部分,研究其各自的瓦斯涌出规律,最后提出适合双巷掘进工作面煤壁瓦斯涌出量预测的方法。
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