煤体真三轴各向异性力学行为及渗透率演化规律

本书针对深部矿井复杂应力环境和煤体各向异 性结构特征，开展了不同裂隙形式、不同采动应力 类型和不同饱水状态煤岩的真三轴各向异性力学及 渗流特性试验，分析了真三轴应力条件下煤体的各 向异性力学特性及渗流演化规律，构建了适用于真 三轴应力条件煤体各向异性渗透率预测模型和各向 异性破坏概念模型，为准确评价深部煤体的力学及 渗流特性提供理论支撑，对煤岩动力灾害防治具有 指导意义和推广前景。

Chapter 1 Anisotropic mechanical properties and the permeability evolution of cubic coal under different true triaxial stress paths 1.1 Introduction 1.2 Materials and testing procedure 1.3 Experimental results and analyses 1.4 Conclusions Chapter 2 True triaxial experimental study of anisotropic mechanical behavior and permeability evolution of initially fractured coal 2.1 Introduction 2.2 Experimental setup and methods 2.3 Results and analyses 2.4 Discussion 2.5 Conclusions Chapter 3 Permeability evolution of anthracite coal considering true triaxial stress conditions and structural anisotropy 3.1 Introduction 3.2 Experimental method 3.3 Results and discussion 3.4 Conclusions Chapter 4 Directional permeability evolution in intact and fractured coal subjected to true triaxial stresses under dry and water saturated conditions 4.1 Introduction 4.2 Experimental methodology 4.3 Results and analyses 4.4 Discussion 4.5 Conclusions References