1) plastic loosened zone
塑性松动区
1.
The authors analyse the timbering expense of cavern in jointed rock mass, the radius of plastic loosened zone and the size effect of macroscopical mechanical parameters of rock mass.
通过对节理岩体中洞室支护代价、塑性松动区半径和岩体宏观力学参数尺寸效应的分析,根据洞室跨度增加导致围岩稳定程度降低的情况,强调重视围岩分类中洞室跨度因素的影响,并建议通过研究岩体强度等物理力学指标的尺寸效应,在围岩分类中科学地考虑洞室跨度的影响。
2) plastic flow zone
塑性流动区
3) relaxation zone
松动区
1.
Approximate analysis of relaxation zone for some cutting slopes by elastic wedge body theory;
开挖边坡松动区的近似解析
2.
According to the conception of safety factor,an analysis method of relaxation zone is provided.
提出了在应力分析的基础上,利用坡体内从上而下所作的不同参考线段的稳定系数变化曲线来分析坡体开挖松动区。
4) disturbed zone
松动区
1.
The interpretation of the observed data indicates that: (1) the rock mass in the slope deformed mainly in a shallow belt underneath the excavation surface, termed as disturbed zone.
成果分析表明:(1)边垃岩体的变形具有明显的分区性,主要变形区被定义为边垃岩体松动区;(2)松动区岩体的变形主要由结构面的“张开位移”构成,“张开位移”平均占测孔的累积变形的66。
2.
Firstly the displacements both from field measurements and from finite element method are analyzed to demonstrate that the disturbed zones should be considered in the displacement back analysis of the ship lock slopes of the Three Gorges Project and that elasticity is the feasible constitutive relation.
首先分析了三峡工程船闸边坡有限元计算和现场监测的位移成果 ,说明岩石边坡位移反分析必须考虑岩体的松动因素 ,本构模型可以使用弹性模型 ;其次介绍了松动区的有关物理力学性质 ,以及在计算模型中的考虑方法 ;最后以基于BP网络和遗传算法的位移反分析模型反演了永久船闸边坡岩体及其松动区的弹性模
5) loosened zone
松动区
1.
Based on the results of a lot of measurements in situ test and FEM analysis, the loosened zone and its status worsening regularity due to excavation unloading and stress adjustment in the rock mass of high slope of TGP lock have been studied in this paper.
根据观测试验资料和有限元计算结果,研讨了三峡船闸高边坡岩体因开挖卸荷及应力调整而产生的松动区和性状劣化的规律,从而为研究边坡的稳定性及加固方案提供了重要依据。
6) plastic zone
塑性区
1.
Numerical investigation on evolution of plastic zone during inertia friction welding process of ring parts;
环形件惯性摩擦焊接过程塑性区演化的数值模拟研究
2.
Mode Ⅰ crack tip plastic zone,dislocation-free zone and their effects on crack propagation;
Ⅰ型裂纹尖端塑性区和无位错区及其对裂纹扩展的影响
3.
Solutions to the crack tip plastic zone of orthotropic unidirectional composites
正交各向异性单向复合材料裂纹尖端塑性区求解
补充资料:料仓松动器
分子式:
CAS号:
性质:又称料仓抖动器。使料仓底面振动的料斗。它是一种锥形料斗,用橡胶衬套连杆从料仓或料斗上悬挂下来,紧靠在料仓开口的下面或料斗的下面安装,振动料斗进口与其上面的料仓以及下面的供料装置等用橡胶带连接和密封起来。振动料斗上安装了电机驱动的偏心重块,使它在水平面上按椭圆轨迹旋转。频率可由偏心重块的旋转速度来调整,振幅随偏心重块的位置而变化。
CAS号:
性质:又称料仓抖动器。使料仓底面振动的料斗。它是一种锥形料斗,用橡胶衬套连杆从料仓或料斗上悬挂下来,紧靠在料仓开口的下面或料斗的下面安装,振动料斗进口与其上面的料仓以及下面的供料装置等用橡胶带连接和密封起来。振动料斗上安装了电机驱动的偏心重块,使它在水平面上按椭圆轨迹旋转。频率可由偏心重块的旋转速度来调整,振幅随偏心重块的位置而变化。
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参考词条