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- Realization of arch dam principal stress design using full stress method 拱坝主应力满应力设计的体会
- principal stress method 枝力法
- The theoretical model created based on minimum principal stress criteion is a new thinking of the three dimensional geo-stress measurements made by hydraulic fracturing method. 采用最小主应力破坏准则,建立理论模型,是利用水压致裂方法进行三维地应力测量的新的研究思路和方法。
- 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。
- 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;
- 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。
- 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。
- A spacially periodical stress method for measuring the beat length of a highly birefringent fiber has been demonstrated. 当施加于高双折射光纤上的压力的空间周期与其拍长相一致时,将引起光纤中偏振模式的相干耦合。
- 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。
- Combined with DDA, the equivalent initial stress method is presented to solve the thermal stress problem of jointed rockmass. 结合非连续变形分析方法,提出了一种研究节理岩体热应力问题的等效初应力方法。
- 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。
- The revised model reflectes upon the middle principal stress and preserves the form of Duncan Modol, but it widens the application ges of Duncan Model. 修正模型考虑了中主应力的影响,既在形式上保持了邓肯模型简单、实用的特点,又在应用上拓宽了邓肯模型的应用范围。
- 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。
- Two dimensional dynamical finite element and effective stress method were used to analyze dynamical response of Qifenghu Lake earth-rock dam during earthquake. 采用二维动力有限元方法并结合有效应力法对栖凤湖土石坝受地震作用的动力响应进行了分析。
- Netty thermal fatigue crack will occurs when two principal stress and two principal plastic strains are approximately equal to each other. 两个主应力的值和两个主塑性应变值相近时出现网状龟裂。
- A factor of friction power is considered during fatigue,and a new model for predicting fretting fatigue life under low cycle load is presented based on a nominal stress method. 在低周疲劳寿命预测方法中,通过引入摩擦功因子,考虑微动作用对构件疲劳寿命的影响,对传统的名义应力法进行改进,以用于构件的低周疲劳寿命预测。
- Plane strain state is familiar in geotechnical engineering,and estimating the principal stress in the plane strain state is very complicated. 土的平面应变是岩土工程中常见的状态,其中零应变方向的主应力是十分复杂的。
- It is also shown that under the creep limit failure criterion, the creep internal stress method has the advantage of less test time in comparison with the isothermal ... 而以蠕变极限为失效准则的蠕变内应力法与常规的以蠕变试验为基础的等温外推法相比,还具有试验时间短的优点。
- It was found that the undrained shear behavior of loose sands was considerably dependent on the orientation of the principal stress. 研究表明,主应力方向对在不排水条件下饱和松砂的单调剪切特性具有显著影响。