煤层原生CO气体存在性研究
发布时间:2018-09-03 06:11
【摘要】:针对近年来采煤过程中出现的CO气体异常涌出现象,设计了在25℃条件下恒温充氮解吸装置和井下隔氧取样方法,测定了深部煤样含有可解吸的CO气体总量,为了排除取样过程中氧化CO气体可能造成的误差,采用恒温氧化实验进行辅助,通过实验结果和计算得出,所取煤层中每吨煤至少含0.15 L原生CO气体,证明了煤层原生赋存CO气体的存在。
[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,
本文编号: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,
本文编号:2219106
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