Sinusoidal electromagnetic fields in accordance with the impact of coal seam gas adsorption mechanism,plus the electromagnetic field can reduce the coal to gas adsorption capacity,increasing the release speed.
根据正弦波电磁场影响煤层瓦斯吸附的机理,外加电磁场可以降低煤对瓦斯的吸附能力,改变瓦斯释放速度。
In order to carry out effective prevention and control for coal and gas outburst accident, elaborated the role of gas in coal and gas outburst from the two stages of pregnant and outbursting, and pointed out the influence of the adsorption gas and crack gas of coal seam to the physical and mechanical properties of coal.
为了对煤与瓦斯突出事故进行有效的预防与控制, 分别从孕育和突出两个阶段阐述了瓦斯在煤与瓦斯突出中所起的作用, 指出了煤层吸附瓦斯和裂隙瓦斯对煤的物理力学性质的影响;由于空隙瓦斯的存在, 加剧了煤体失稳破坏的过程; 特别指出突出的主要能源来自于瓦斯的膨胀能; 并根据这一结论提出了相应的防突措施。
The test indicates,that the gas adsorption constant 26.
以沙曲矿5号煤层为测试样板,用容量法测定瓦斯吸附能力,根据试验测得数据计算出其瓦斯吸附常数。
In order to further investigate the mechanism of preventing coal and gas outburst by coal seam infusion,the researches at home and abroad are summarized,and the research status is discussed in three aspects of infusion affecting coal physical properties,mining field stress distribution and gas desorption characteristics.
为了深入研究煤层注水的防突机理,在对国内外煤层注水防治煤与瓦斯突出机理研究的基础上,综述煤层注水影响煤体力学性质、采场应力分布及煤体瓦斯解吸特性3方面的研究现状;进而分析我国在煤层注水防突机理研究方面存在的问题,提出当前应急需解决注水对煤体瓦斯的抑制解吸效应问题。
Experimental Research on Moisture Effects on the Gas Absorption Speciality of Coal;
水份对煤的瓦斯吸附特性影响的实验研究
Experimental Study on Influence of Surfactant on Gas Adsorption and Desorption Performance of Coal
表面活性剂影响煤体瓦斯吸附解吸性能的实验研究
Physical adsorption depends on van der Waals forces of attraction between molecules and resembles condensation of liquids.
物理吸附取决于固体吸附剂和被吸附物的分子间的范德瓦耳斯力。
Study on Eliminating the Trace Amount of Chloride in Gas Oil Using Adsorption Means;
常顶瓦斯油吸附法脱除微量氯的实验研究
THE RESEARCH ON THE TRAITS OF THE ABSORPTION AND DESORPTION OF COAL TO GAS IN ALTERNATING ELECTRIC FIELD(AEF)OR SOUND FIELD(SF)
在交变电场声场作用下煤解吸吸附瓦斯特性分析
The existing mine gas in coal bed occurs mostly in the free state,the adsorption state and the dissolved state.
瓦斯气体在煤储层中的赋存状态主要有游离态、吸附态和溶解态。
Study on low-concentration methane disposal at upper corner based on PSA
基于变压吸附原理的上隅角低浓度瓦斯处理技术研究
The application of Span80 in methane absorption and explosion suppression material
Span80在瓦斯吸收抑爆材料中的应用
CONFORMATION AND PERFORMANCE OF ADHESIVE PADS OF KATYDIDS (Orthoptera tettigoniidae)
螽斯吸附足垫的构造及其吸附性能分析
Study on laser absorption spectroscopy for measuring gas of mine
利用激光吸收光谱法测量煤矿瓦斯气体的研究
Research of IR-absorbing Gas Detection System Based on DSP;
基于DSP的红外吸收型瓦斯检测系统的研究
Application Research on Methane Measurement Based on Infrared Technology and Spectrum Absorption
光谱吸收式煤矿瓦斯红外检测技术的应用研究
Research on Influencing Factors of the Gas Content in the Coal Bed with the Method of Desorption
解吸法测定煤层瓦斯含量的影响因素研究
Methane Optic Fiber Sensor Network Based on Infrared Spectrum Absorption in Coal Mine
基于红外光谱吸收的煤矿瓦斯光纤传感网络
Test and Research on Gas Desorption Law of Intensive Failed Coal
强烈地质构造煤瓦斯解吸规律的试验研究
Application of the value of drilling cuttings weight and desorption index for drill cuttings to preventing coal and gas outburst
钻屑量与钻屑瓦斯解吸指标在防突预测的应用
Surface Surplus and Gibbs Adsorption Isotherm
表面过剩及吉布斯吸附等温式的探讨
Gas is escaping from the range.
瓦斯从瓦斯炉灶漏出。