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Nano-pore Structural Characteristic and its Impact on Methane Adsorption and Diffusion in Low-Medium
不同类型的构造煤的吸附特性和传输特性存在着显著的差异(Jiang et al.,2009; Ju et al.,2004,2005,2009),这些差异本质上受其......
本文采用1.0 mol·L-1磷酸和0.1 mol·L-1抗坏血酸混合溶剂作为萃取剂,利用微波提取后,用液相色谱-氢化物发生原子荧光光谱法进行......
以淮北煤田芦岭煤矿的原煤样品为研究对象,对样品进行淋滤实验。采用汞分析仪(FIMS)测定汞在3种不同酸度的淋滤介质、2种不同温......
The square root relationship of gas release in the early stage of desorption is widely used to provide a simple and fast......
Dynamic elastic parameters of coal are closely linked to crack characteristics and are lithology indicators in seismic e......
The analytical mathematical solutions of gas concentration and fractional gas loss for the diffusion of gas in a cylindr......
Free radicals, apparent activation energy, and functional groups during low-temperature oxidation of
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本文介绍了无烟煤电阻率测定方法的研究情况。重点研究了煤样粒度,粒度范围,样品高度,样品干燥温度及样品上的负载等条件对电阻率的影......
针对炼焦煤测定项目中工业分析、硫分、胶质层厚度、烟煤黏结指数、煤岩分析等对样品制备有不同的要求,分析了影响煤样制备准确性的......
本文对不同煤级样品的索氏抽提物的荧光特征进行了系统研究,对氯仿沥青“A”、芳烃、非烃以及沥青质的荧光光谱和荧光强度作了对比,总......
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Characterization of coal using electron spin resonance: implications for the formation of inertinite
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研究了采自西南3省、1市17个选煤厂的原煤和洗精煤样品,分析了灰分、氟和砷含量,探讨了选煤脱除氟、砷的机理和影响因素.结果表明,......