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- The stress path that prevails in a pavement under wheel loading includes stress reversal causing rotation of the principal stress direction. 在车轮的荷载作用下,整个路面的应力过程包括导致主应力方向发生旋转的应力反向。
- A hollow cylinder apparatus(HCA) was used to study the properties on strength and pore pressure of typical Hangzhou intact clay during the variation of principal stress direction. 针对许多实际岩土工程问题中,土体所受应力路径主应力方向会旋转变化的特点,采用空心圆柱仪(HCA)对主应力轴方向突变和连续旋转条件下杭州典型原状黏土的强度和孔压特征进行研究。
- Some typical examples of field application are briefly described, showing the principal stress direction and stress variation measured by a photoelastic stressmeter. 文中介绍了现场应用的典型实例,说明在不同的场合采用光应力计测定主应力方向和应力变化。
- continuous rotation of principal stress direction 初始主应力方向角
- principal stress direction 枝力方向
- An influence on shear band formation of the rotations of principal stress directions 主应力轴旋转对剪切带形成的影响分析
- The main direction of the current maximum horizontal principal stress is NE-SW and NEE-SWW. 裂缝主要发育在东西两侧靠近断层、近源的构造陡坡上;
- It is concluded that the principal stress state due to the bimodular constitutive model based on principal direction is key. 由于不同模量弹性理论将其本构关系建立在主方向上,因此基于主方向的应力状态分析是研究的关键。
- Based on the actually measured nature stress data of Shenzhen, we find the value of maximum principal stress is small and direction of it is NW, vertical direction of fault. 根据地应力监测资料,最大主应力量值小且应力方向北西向,与断裂近乎垂直,不利于断裂活动。
- In this paper, a self-made geomechanics model material (MSB) is used for exerting normal load in the direction of actual principal stress on the round sides of the vertical plane stress model of large buried underground power houses. 本试验利用自制的地质力学模型材料(MSB),在窑洞式地下厂房的立式平面应力模型的周边上,按实际主应力方向进行加载。
- The failure criterions of principal stress, octahedral stress and strain space are established. 建立了主应力、大连理工人学博士学位论文一八面体应力和应变空间的混凝土破坏准则。
- Rock rupture caused by decreasing the minimum principal stress was studied with Mogi's general triaxial test machine. 过去曾用常规的三轴试验机研究过减小围压引起的岩石破坏。这种实验的局限性在于中等主应力和最小主应力始终保持相等。
- The calculation principle of earth pressure using principal stress arching is proposed. 给出了用主应力拱应力分析计算土压力的基本原理。
- When an occlusal load is on the ipsilateral molars, there is a reversal result of the stress direction in the upper line of the mandibular angle. 在不同咬合部位的比较中,在四组肌肉同时加载的条件下,前牙咬合加载时下颌角区域的应力值大于双侧后牙咬合加载;
- The inherent anisotropy of sands was investigated firstly through the shear tests with fixed principal stress axes. 通过应力主轴固定单调剪切试验分析了所制作砂样的初始各向异性特性。
- To answer this question, we need to plot trajectories of principal stresses. 为了回答这个问题,我们尚须画出主应力迹线图。
- The rock foundation bent under the horizontal compressive stress. It is called fold.The regional or local stress direction can be analyzed according to the fold structure. 岩层受到水平挤压应力,发生弯曲称作褶皱。通常依据褶皱构造可分析区域或局部应力方向。
- On FEM simulating its stress and displacement characteristics, the contour of maximum and minimum principal stress have been drawn. 分析结果表明,长白山天池地区高陡斜坡整体稳定性较好,不会发生大规模崩塌。