应用统一强度理论对岩石在三轴压缩载荷下的强度特性进行了理论分析,并将分析结果与已有实验结果作了对比.研究表明,统一强度理论能较全面地反映岩石的各种强度特征.另外,还应用统一强度理论对静水压力条件下的圆形巷道围岩进行了弹塑性分析,分析表明,与Mohr-Coulomb强度理论结果相比,巷道轴向应力和强度理论中的参数b对巷道围岩塑性区半径、应力分布及径向位移等均有影响.
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