Temporal and spatial evolution mechanism of large-diameter borehole pressure relief and permeable gas seepage in high gas coal seam

被引：0
|
作者：
Wang, Fangtian [1 ,2 ]
Li, Zhe [1 ,3 ]
Zhang, Cun [4 ]
He, Dongsheng [1 ,5 ]
Zhang, Yang [1 ,5 ]
机构：
[1] School of Mines, China University of Mining and Technology, Xuzhou,221116, China
[2] State Key Laboratory for Fine Exploration and Intelligent Development of Coal Resources, China University of Mining & Technology, Xuzhou,221116, China
[3] Beijing Longruan Technology Co., Ltd., Beijing,100190, China
[4] School of Energy and Mining Engineering, China University of Mining and Technology-Beijing, Beijing,100083, China
[5] Yongcheng Coal and Electricity Group Co, Ltd., Yongcheng,476600, China
来源：
Meitan Kexue Jishu/Coal Science and Technology (Peking) | 2024年 / 52卷
关键词：
Borehole pressure - Coal seams - Efficient extraction - Extraction radius - Gas seepage - High gas - Large diameter - Large diameter drilling - Pressure relief - Pressure relief and transparency;
D O I：
10.12438/cst.2023-0530
中图分类号：
学科分类号：
摘要：
40
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页码：47 / 61
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