1) close interm ittent joints
闭合断续节理
1.
According to the displacem ent field and the principalstress field m easured by laser speckle photo technique, dialgauges and strain gauges, the deform ation and failure characteristic of rockm ass containing close interm ittent joints under plane stress condition are deeply analyzed.
根据激光散斑照相技术和应变花所测得的位移场和应力场, 深入分析了平面应力条件下闭合断续节理脆性岩体的变形和破坏特征, 揭示了裂纹扩展规律和破坏机理, 得出了这类岩体的初裂强度和贯通破坏强度表达式, 并将计算结果与试验结果进行了对比, 验证了所得公式的合理性。
2) coplanar close intermittent joints
共面闭合断续节理
1.
On the basis of model testing results,the deformation and fracture mechanism of brittle rockmass containing coplanar close intermittent joints under direct shear condition are analyzed,and the criteria of fracture initiation strength and failure strength of such rockmass are proposed.
根据模型试验研究结果,深入分析了直剪条件下含共面闭合断续节理岩体的变形和破坏机理,并在此基础上建立了这类岩体的初裂强度和贯通破坏强度准则,将计算结果与实测值进行了对比分析,表明两者吻合较好,证明该强度准则是合理可靠的,具有理论和工程应用价值。
3) intermittent joint
断续节理
1.
Numerical experiment on effect of circular roadway stability by intermittent joint in deep rock mass;
深部岩体中断续节理对巷道稳定性影响的数值试验
2.
The numerical simulation of seepage effect on intermittent joint cavern groups;
断续节理洞群渗流效应的数值模拟
3.
A triaxial roadway model and digital photogrammetry were used to analyze the deformation of the surrounding rock that had intermittent joints.
为了研究断续节理对围岩破裂区形成与扩展以及破裂区大小的影响,采用真三轴巷道平面应变模型试验台,运用数字照相进行变形量测的方法,研究分析了断续节理岩体中裂纹的产生、扩展与贯通机理及其围岩的破坏失稳行为。
4) intermittent joints
断续节理
1.
On the basis of the compressive shear fracture behaviour of rockmass containing intermittent joints, the strength anisotropy of this kind of rock mass is discussed.
根据断续节理岩体结构的力学效应和压剪断裂破坏特征,用Hoek-Brown经验准则预测含断续节理岩体的强度,建立强度参数m,s值与断续节理的几何尺寸、结构形式以及岩桥和节理面物理力学参数之间的定量关系,阐明含断续节理岩体强度的各向异性特征,提出合理确定断续节理岩体强度参数m,s的定量分析法。
2.
By analysis of the fracturing mechanism of rock bridges in jointed rock mass under compressive loadings, the formula of ultimate strength of rock mass containing intermittent joints is presented here based on the theory of fracture mechanics or limiting equilibrium.
从分析断续节理岩体中岩桥的破坏模式出发,建立计算断续节理岩体极限强度的理论公式,定量地讨论了节理的排列方式及其力学性质对岩体强度各向异性的影响。
3.
By conducting model tests on integrated samples and intermittent joints samples,shear strengths under different normal stresses are obtained.
在以往有关断续节理模型试验和数值模拟的研究基础上,设计不同连通情况和法向应力的断续节理模型材料直剪试验,并采用颗粒流离散元软件PFC2D对模型试验进行全真数值模拟。
5) closed joints
闭合节理
6) tight joint set
闭合节理组
补充资料:断续
断续
断续 病名。出《备急千金要方》卷二。即断绪。详该条。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条