Solid-gas coupling dynamic model and numerical simulation of coal containing gas;
含瓦斯煤岩固气耦合动态模型与数值模拟研究
Endchronic damage constitutive model of coal containing gas
基于内时理论的含瓦斯煤岩损伤本构模型研究
The research on triaxial creep properties of coal containing gas is the important aspect of understanding the interactional relationship between gas and coal in the course of outburst.
研究含瓦斯煤岩的三维蠕变特性是理解煤与瓦斯突出孕育过程中瓦斯和煤岩相互作用关系的重要方面,而目前含瓦斯煤岩三维蠕变特性的研究很少,因此需要进一步深入研究含瓦斯煤岩的三维蠕变特性。
In the course of a coal and gas outburst, mechanical properties, creep characteristics and seepage characteristics of gas-saturated coal are the main factors which control the occurring and development of the outburst.
在煤与瓦斯突出过程中,主要是含瓦斯煤岩的力学性质、蠕变特性以及渗透特性对突出的发生和发展在起作用。
Firstly,in order to take into account the effect of gas adsorption,the swell stress of gas adsorption is introduced into the effective stress principle of porous media;and the effective stress formulation for gas-saturated coal is derived.
首先为考虑瓦斯吸附对煤岩的影响,在多孔介质有效应力原理中引入瓦斯吸附的膨胀应力,得出适用于含瓦斯煤岩的有效应力计算公式。
Triaxial creep model and its stability analysis of gas-containing coal
含瓦斯煤岩三维蠕变模型与稳定性分析
Triaxial creep characteristics and constitutive relation of gas-containing coal
含瓦斯煤岩三轴蠕变特性及本构关系
Research on Constitutive Models and Instability Rules of Gas-saturated Coal
含瓦斯煤岩本构模型与失稳规律研究
Triaxial creep characteristics and constitutive relation of gas-containing coal
含瓦斯煤岩三轴蠕变特性及本构关系
Research on the Non-linear Mechanical Mechanism of Mining Instability of Gas-rich Coal Rocks
富含瓦斯煤岩体采掘失稳非线性力学机理研究
Triaxial creep model and its stability analysis of gas-containing coal
含瓦斯煤岩三维蠕变模型与稳定性分析
A COUPLED ELASTOPLASTIC DAMAGE MODEL FOR GAS-SATURATED COAL
含瓦斯煤岩耦合弹塑性损伤本构模型研究
Endchronic damage constitutive model of coal containing gas
基于内时理论的含瓦斯煤岩损伤本构模型研究
Application of Core Drilling Collecting Rate to Evaluate Seam Gas Content and Distribution
应用钻探岩芯采取率评价煤层瓦斯含量及分布
Study on the Gassy Coal THM Coupling Model and Coal and Gas Outburst Simulation
含瓦斯煤THM耦合模型及煤与瓦斯突出模拟研究
Experimental study on the permeability of coal rocks of an gas-rich coal mine
某高瓦斯矿煤岩渗透特性的实验研究
Prevention theory and technological progress of coal-gas dynamic disasters in coal mines
煤矿煤岩瓦斯动力灾害预防理论与技术进展
Research on Coal and Gas Outburst Prevention Technology During Mine Rock Roadway Heading with Short Distance to Seam
近煤层岩巷掘进中防治煤与瓦斯突出技术研究
Experimental Study on the Combination Mass Transfer Coefficient of Methane-bearing Coal Particle
含瓦斯煤粒综合传质系数的实验研究
THEORETICAL ANALYSIS AND EXPERIMENTAL STUDY ON PERMEABILITY OF GAS-BEARING COAL
含瓦斯煤渗透率理论分析与试验研究
Controlling Function of Characteristics of Surrounding Rock Mass on Gas Occurrence and Emission;
煤层围岩特征对瓦斯赋存与涌出的控制作用
Application of Strata Control Theory in Mine Gas Disaster Control
岩层控制理论在煤矿瓦斯灾害治理中的应用
a wood coal, gas, oil, electric ] stove
柴煤、瓦斯、油、电]炉
Energy Releasing Process and Noncontact Prediction of Coal and Gas Outburst
含瓦斯煤突出的能量耗散过程及非接触预测
Study on the Characteristics of Gas Content and Emission Based on the Information of Drilling
基于钻探信息的煤层瓦斯含量及涌出特征研究