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一维含气多孔介质突然卸载破霈引起渗流变化的实验研究
Authors
丁雁生
俞善炳
孟祥跃
谈庆明
Publication date
1 January 1997
Publisher
Abstract
实验结果表明:试样的破坏存在层裂和层松两种典型的破坏形式,破坏后煤样渗透率的变化本质上是由层松引起的;渗透率的分布与破坏应变直接相关,而充气压力是决定总体变化的参数;试样开裂破坏后的渗透率是原始渗透率的1~2倍;随充气压力增加,破坏深度按某一特征厚度的倍数增加
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 25/11/2020