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不同含气饱和度下煤岩力学性质变化研究

Jin WANG,Jing-jing FAN,Xiang-hao WANG,Cheng-long LIU,Hui GUO

Science Technology and Engineering（2014）

Cited 1|Views7
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Abstract
采用对比测井曲线计算结果和数学模型验证的方法,以成庄矿3号煤为研究对象,研究不同含气饱和度下煤岩力学性质(弹性模量、泊松比)的变化趋势.结果表明:含气饱和度对煤岩弹性模量影响较大,含气量较多时影响较为剧烈,弹性模量随着含气饱和度增加呈明显减小趋势,且相关性较好,规律性较强;同时随着含气饱和度增加泊松比减小,但减小趋势不明显,含气饱和度对煤岩泊松比的影响规律较复杂,相关性较差,规律性差.
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Key words
gas-saturation,modulus of elasticity,Poisson's ratio
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