首先在多孔介质的有效应力原理中引入瓦斯吸附的膨胀应力，推导出了适用于含瓦斯煤岩的有效应力计算公式。
An effective stress calculation formula for coal containing gas is proposed coupling with the swelling stress of gas adsorption in the effective stress principle for porous media.
用型块收缩仪研究了由鹤壁煤制取的冷压型煤在炭化过程中的膨胀与收缩特性。
The characteristics of dilatation and contraction of the cold-pressed briquette made of Hebi coal during carbonization was studied with a shrinkage indicator in this paper.
该文通过煤粉在沉降炉中的燃烧，研究燃烧过程中煤焦的膨胀特性及其对颗粒物形成的影响。
Pulverized coals were burnt in a laboratory-scale drop tube furnace to study the swelling characteristic of char particles and its influence on emission of particulate matter (PM) during combustion.
讨论了伤害煤层渗透率的两大因素：压裂液堵塞煤层割理；煤基质吸附压裂液而膨胀。
Blockage of coal seams by fracturing fluids (FFs) and swelling of coal matrix owing to FF adsorption are discussed and considered to be the basic factors for coalbed permeability damage.
应用初始释放瓦斯膨胀能指标法和综合指标法，对石门揭煤的突出进行了危险性分析。
With the application of the methods of the energy the initial releasing gas and the aggregate, the paper will mainly focus on the analysis of the outburst of the rock cross-cut coal uncovering.
在多孔介质有效应力原理中引入瓦斯吸附的膨胀应力，得出了适用于含瓦斯煤岩的有效应力计算公式。
The effective stress formulation for gas-saturated coal is derived by introducing the swell stress of gas adsorption into the effective stress principle of porous media.
本文同时使用了储量模拟软件评估煤的膨胀对二氧化碳注入和煤层气生产速度的影响。
Simulations based on hypothetical cases were conducted to evaluate the impact of the coal swelling on CO2 injectivity and methane recovery.
本文同时使用了储量模拟软件评估煤的膨胀对二氧化碳注入和煤层气生产速度的影响。
Simulations based on hypothetical cases were conducted to evaluate the impact of the coal swelling on CO2 injectivity and methane recovery.
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