gas cushion是什么意思

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The actuality of drawing coal seam gas and the suggestions to exploit the gas in Jincheng coal bureau;

煤层瓦斯抽放现状及对晋城矿区瓦斯开发的建议

Borehole sealing mechanism and a new technology for coal seam gas pressure test:a research

钻孔密封机理及新型煤层瓦斯压力测定技术研究

Based on the analyzing of the fold and fracture influences to the coal seam gas occurrence,according to the evolution history of regional geology and tectonic characteristics in Huangling No.

在分析褶皱和断裂构造对煤层瓦斯赋存影响的基础上,根据黄陵一号煤矿的区域地质演化情况和地质构造特征,分析了影响黄陵一号煤矿2号煤层瓦斯分布的主要控制因素,并对井田深部煤层瓦斯的赋存状况进行了预测,对矿井后期的安全生产具有一定的指导作用。

Analyzed coal-bed gas hosting features in Zhongling mine through coalfield geological exploration data,summarized practice and application of both walls of roadway drainage technique,affirmed this technique as effective outburst eliminating measure during anthracite roadway advancing.

利用煤田地质勘探资料,分析了中岭矿井煤层瓦斯赋存特征,总结了巷旁夹抽技术的实践应用,提出巷旁夹抽技术作为无烟煤掘进中的消突措施,就是利用巷道两帮的卸压条带,在巷道两帮交替布置迈步钻场,向前方施工长钻孔抽采瓦斯,以达到消除突出危险、保证工作面掘进进尺的目的。

This paper introduces the formation and the occurrence modes of the gas in coal body, analyzes the influence of the gas on the physical parameters of the coal, and discusses the factors influencing the coal-bed gas drainage.

介绍了煤体瓦斯的形成及赋存方式,分析了瓦斯对煤物性参数的影响,论述了煤层瓦斯抽放的影响因素。

Coalbed Gas Seepage Equation Affected by In-situ Stress, Geothermal Temperature and Geo-electric Effect;

受地应力、地温和地电效应影响的煤层瓦斯渗流方程

As a energy resource,coalbed gas would replace oil to be the main energy with natural gas in 21st century.

展望了在21世纪治理与开发煤层瓦斯的新技术、新途径,煤层瓦斯作为一种不可再生资源将由治理变为开发型。

The geoelectric field in geophysical field is effective on seepage properties of coalbed gas.

针对地球物理场中地电场对煤层瓦斯渗流性质的影响,在实验室采用三轴渗流实验装置和电场实施装置,研究了电场作用下煤中甲烷气体的渗流性质。

Affected by different geologic factors, coal bed gas may be enriched and burst out in the low-rank coals.

由于各种地质因素的影响,低煤级煤煤层将有可能出现煤层瓦斯富集而发生瓦斯灾害的危险。

Research on Gas Occurrence Law and Its Practice in Coal and Gas Outburst Seam

煤与瓦斯突出煤层瓦斯赋存规律及应用研究

The Theory and Its Application on Gas Drainage in Low-Permeability Coal Seams;

低渗透煤层瓦斯抽放理论与应用研究

The Study of Fluidl-Solid Coupling Theory of Coalbed Methane in Low Permeabiliyt Reservoir;

低渗透煤层瓦斯流固耦合理论的研究

Simulation of Gas Flow in Underground Coal Seam Based on LBM

基于LBM地下煤层瓦斯运移仿真实现

Study on gas deposit features of 13-1 seam in Xinji No.1 Mine

新集一矿13-1煤层瓦斯赋存特征研究

Thick Seam Gas Drainage Technology and Practices in Jincheng Mining Area

晋城矿区厚煤层瓦斯抽采技术与实践

The Gas Geological Characteristics of Coal-bed No.13-1 in Panyi Coal Mining, Huainan Coal Feild;

淮南煤田潘一井田13-1煤层瓦斯地质特征

Research on Technique of Gas and Fire Disaster Prevention and Control for Gas Burst Thick Coal Seam in Luling Coal Mine

芦岭煤矿突出厚煤层瓦斯及火灾防治技术研究

Technology of "Coal and Gas Simultaneous Extraction" for High Gassy Coal Seams Group

高瓦斯煤层群“煤与瓦斯共采”技术研究

Gateway Layout Technology of High Gassy Thick Seam in Tunliu Mine

屯留煤矿高瓦斯厚煤层巷道布置技术

Gas Comprehensive Management in High Gas Coal Seam in Didao Shenghe Coal Mine

高瓦斯煤层采掘过程中的瓦斯综合治理

On the basic features and practices of coal mine safety culture

煤层群高瓦斯综采工作面瓦斯综合治理技术

New Technique of Driving Cross-cut through Coal Seam with High Bursting Danger

高瓦斯突出煤层石门揭煤后过煤门新工艺

Technology of Gas Outburst Elimination,Gas and Coal Dust Management with Water Injection in Coal Seam at Coal Face in "Three Soft" Coal Seam

“三软”煤层采煤工作面煤层注水消突治理瓦斯、煤尘技术

Long Borehole Gas Pre-pumping Applied Research on Thick Coal Seam Groups with Coal and Gas Outburst

长钻孔在煤与瓦斯突出厚煤层群瓦斯预抽中的应用研究

Abandoned Coal Mine Methane--A Noteworthy CBM resource

废弃矿井瓦斯——值得关注的煤层气资源

The Promoted Use Coal Rake(Gas) Was Made Generates Electricity Aproject Humble Opinion;

推广使用煤层气(瓦斯)发电项目的建议

On Technology with Gas Prevention and Control of Gob-side Roadway Excavation in Medium-thickness Seam;

中厚煤层沿空掘巷瓦斯防治技术初探