结果表明焊接接头裂端应力三轴性随焊缝和母材匹配性质及裂纹几何不同而变化。
The numerical results show that the stress triaxiality varies with the mis matching mode and crack geometry of welded joints.
采用剪切波速与振动三轴联合试验装置,研究了具有松散结构的原状和重塑饱和粉土抗液化强度之间的相关性。
The correlation between cyclic liquefaction resistance of undisturbed and remolded saturated loose silts was studied using the cyclic triaxial apparatus with measurements of shear wave velocity.
为验证模型有效性,将其应用于某三轴稳定对地定向卫星姿态动力学仿真中,得到了相应的太阳光压干扰力矩曲线。
As illustration, these models are applied to an attitude control dynamics simulation of a three-axis stability satellite and the corresponding toques were plotted in curves.
卸载状态下冻土三轴蠕变试验结果表明,冻土具有明显的剪胀性,且体积应变不能忽略。
The results of triaxial creep experiments for unloading state show that the frozen soil has an obvious dilatancy, and its volume strain should not be neglected.
介绍了三种类型的轴的四种基本的失效模式,给出了多失效模式相关时的机械可靠性分析方法。
This paper introduces the four basic failure modes of three types of shafts, and explicates the multi failure mode related mechanical reliability analysis approach.
在挠性卫星动力学模型的基础上,建立了只考虑太阳帆板三阶振动模态的挠性卫星三轴姿态控制模型。
The three-axis attitude stabilization system of the flexible satellite has been studied, in which three basic vibration modes of the solar array have been considered.
相干体技术用于检测地震波同相轴的不连续性,可以用来识别断层、特殊岩性体、河道等,为三维地震资料解释提供了技术手段。
The coherent cube technique is applied to detecting the discontinuity of seismic wave events, which can identify faults, special lithology and channels, so that has provided technology and method.
三轴磁传感器非正交性是近年来弱磁方面研究的一个热点,也是困扰磁传感器精度提高的一个障碍。
Non-orthogonality of three-axis magnetic sensor is a hotspot of weak magnetic research in recent years, and also an obstacle that interferes the increase of magnetic sensor's precision.
并与岩石真三轴压缩试验和混凝土双轴试验结果,以及莫尔-库仑等屈服准则进行了比较,证实了其合理性和适用性。
The MAXSP is compared with the result of the rock true triaxial compression test and that of the concrete twin-shaft, and is compared with Mohr-Coulomb's yield criter…
并通过与动三轴试验相关数据的大量对比分析,验证了模型的可靠性。
Through a lot of contrast analysis to the dynamic tri-axial test relation data, the reliability of the model is validated.
当原位试验方法难以实施时,三轴试验是可靠性较高的试验,结果有利于工程安全。
If it is difficult to carry out in-situ test, tri-axial test is a method with relatively high reliability and favorable for engineering safety.
分析了三轴转向架构架在有限元计算分析时,约束的施加必须保证三根轴的轴重一致性;分析比较了中间轴一系簧垂向刚度对构架强度产生的影响。
When establishing finite element calculation model of three-axle bogie frame, it must be certain that the weight of each of the three axles is equal while adding restraint.
用群论方法导出具有轴转动群so(2)对称性的三阶非线性弹性系数张量的一般形式。
The general form of the third-order nonlinear elastic coefficient tensor having the symmetry of the group so (2) was derived with the help of group theoretical methods.
本文用群论的方法研究了三阶非线性弹性的轴转动对称性。
In this thesis, the axis rotation symmetry of third-order nonlinear elasticity was researched with the help of group theoretical methods.
特别针对砂性土壤,提出了应用室内三轴循环试验的结果评估单桩在单向循环侧向力下的变形方法。
The usually used design method, p-y curves method, is unsuitable for estimating the deformation response of the large-diameter monopile under long-term cyclic lateral load.
最后,在真三轴试验条件下测试分析了结构性黄土的三维固结变形特性。
Finally, three-dimensional consolidation characteristics of structural loess is tested and analysed in the condition of true triaxial test.
三维模型对称性检测的关键问题在于如何快速准确的找出对称轴。
The key issues on symmetry detection of three-dimensional model is how to quickly and accurately identify the symmetry axis.
文中给出了系统稳定的充分条件和该方法的实现方式,通过对三轴仿真转台的实验验证了该方法的有效性。
The sufficient condition of the system stability and the realization are given. The effectiveness of the method is illustrated by simulation in a three axis flight simulator.
并联机器人,譬如abb三轴工具机提供高速、高刚度和改善的准确性。
Parallel robots, such as the ABB FlexPicker, offer benefits in the areas of high speed, high stiffness and improved accuracy.
研究三轴稳定的挠性航天器姿态的鲁棒控制问题。
The problem of robust attitude control for three-axial-stabilized flexible spacecraft is considered.
第二、通过单向压缩试验、三轴剪切试验和灵敏度试验,研究了不同成因不同深度淤泥质粘土的结构性和结构强度,研究表明均具有很强的结构性。
Secondly, the structural behaviour and strength of structure of mucky clay with different depth and cause of formation have been studied, which shows that they all have strong structural behaviour.
本文应用区间矩阵的理论,研究三轴稳定的挠性空间飞行器姿态控制系统的鲁棒稳定性分析问题。
In this paper, the robustness stability analysis of the attitude control system of a three-axis stabilized flexible spacecraft is investigated.
通过对典型结构性软黏土及上海软黏土循环三轴试验结果的模拟,初步验证了模型的合理性和有效性。
The validity of the model is verified by the cyclic test data of typical structured clay and Shanghai clay.
本文通过对盐岩单轴、三轴的强度与蠕变实验结果的分析,研究了应力状态对盐岩的强度及其时间相关性特征的影响。
Through uniaxial and triaxial compression and creep experiment of rock salt under on high temperature and high pressure, the strength and time dependent properties of rock salt are studied.
三轴排水剪切试验的验证结果表明,所构建的模型能较为合理地模拟结构性软黏土受荷扰动下的变形过程。
Results from undrained triaxial shear tests show that this model can well describe the stress-strain characteristics of soft clay.
通过单轴拉伸与平面拉伸试验,得到了柔性接头弹性件橡胶材料“三阶五项式冶超弹本构模型参数,通过有限元计算证明了该模型的优越性。
Planar and uniaxial tests were implemented to achieve 3nd order 5th item strain model constant of theelastomer and it is proved this model was superior to others.
在三轴不排气剪切过程中,试样出现了明显了的剪胀性,且随着干密度的减小,饱和度的增大剪胀性逐渐消失。
As increasing saturation degree and decreasing dry bulk density, the dilatation disappears. The destructional forms of samples may be influenced by dilatation.
实测交直轴电感与三维有限元分析结果吻合较好,验证了分析的正确性。
The experimental results which agreed well with calculated results by 3D finite element method verified the validity of the analyses.
实测交直轴电感与三维有限元分析结果吻合较好,验证了分析的正确性。
The experimental results which agreed well with calculated results by 3D finite element method verified the validity of the analyses.
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