煤層原生CO氣體存在性研究
發(fā)布時間:2018-09-03 06:11
【摘要】:針對近年來采煤過程中出現(xiàn)的CO氣體異常涌出現(xiàn)象,設(shè)計了在25℃條件下恒溫充氮解吸裝置和井下隔氧取樣方法,測定了深部煤樣含有可解吸的CO氣體總量,為了排除取樣過程中氧化CO氣體可能造成的誤差,采用恒溫氧化實驗進行輔助,通過實驗結(jié)果和計算得出,所取煤層中每噸煤至少含0.15 L原生CO氣體,證明了煤層原生賦存CO氣體的存在。
[Abstract]:Aiming at the abnormal emission of CO gas during coal mining in recent years, a constant temperature nitrogen-filling desorption device and an oxygen sampling method are designed at 25 鈩,
本文編號:2219106
[Abstract]:Aiming at the abnormal emission of CO gas during coal mining in recent years, a constant temperature nitrogen-filling desorption device and an oxygen sampling method are designed at 25 鈩,
本文編號:2219106
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