高温后红砂岩压剪下声发射及其微观特性研究

黄晓辉,刘科伟,周占星,马泗洲,郭腾飞

Study on Acoustic Emission and Microscopic Characteristics of Red Sandstone Under Compression-Shear After High Temperature

Xiaohui HUANG,Kewei LIU,Zhanxing ZHOU,Sizhou MA,Tengfei GUO

图3 红砂岩体积变化率与孔隙度随处理温度的变化

Fig.3 Variation of volume change rate and porosity of red sandstone with treatment temperature