boundary stress

Experimental Investigation on Relationship between Velocity and Boundary Shear Stress Distribution in Open channel Flow

明渠断面流速与边壁切应力相关的试验研究

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Depth-averaged model for lateral distribution of flow velocity and boundary shear stress in an open channel

明渠断面水流流速与边界剪切应力横向分布模型

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Based on the experimental results, the boundary stress and inside stress of the bridge pier are given and the relevant trace of the principal stress is drawn.

通过实验给出了桥墩的边界应力及内部应力，并绘出了相应的主应力迹线。

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The method developed in the article also can be used to calculate the boundary tangential stress of higher boundary elements.

所研究的方法也适用于高次边界单元的边界切向应力的计算。

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The conditions of the grain boundary and stress determine the process of the delamination crack forming.

分层开裂过程与试样内部受力状态、晶界状态有密切关系。

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In general, the boundary stress between every kinds of reducer with tube may be ignored for circumferential membrane stress in engineering.

计算环向薄膜应力时，一般来说，工程中各种异径管与连接直管之间的边缘应力可以忽略。

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It is, therefore, of great significance to calculate the boundary stress of a sealed head accurately for establishing the condition of reasonable strength for a reactor.

因此准确计算封头处边界应力对建立反应器的合理强度条件有着重要意义。

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In this paper, the formula of the boundary stress and regulation of distribution in the end of layer plates under inside pressure is derived.

本文推导出内压作用下整体多层包扎容器平封头端部边缘应力表达式，得到了边缘应力的分布规律。

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The yield condition of compressible sintered powder materials is discussed in this paper, and the velocity field equation, boundary stress condition, stress discontinuity law for the materials in plane strain are researched as well.

讨论了可压缩烧结材料的屈服条件，研究了可压缩烧结材料平面应变速度场方程，应力边值问题、应力间断规律。

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Fatigue Life Estimate of Boiler Drum Based on Actual Boundary Condition Stress Solution

锅炉锅筒在实测边界条件下的应力场三维有限元分析

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Analysis showed that the bottom boundary of stress rebounding zone represent the impact depth of the valley stress field.

分析认为，应力波动带的底界即为河谷应力场的影响深度，由此统计显示，我西南河谷地区这一深度大致为150～387m。

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It is found that the probability distribution of the fluctuating magnitude of boundary stress obeys the normal distribution.

实验表明，含沙掺气高速水流壁面剪切力的脉动值的概率密度函数分布基本符合正态分布规律；

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And in order to satisfy the equations of equilibrium and boundary stress conditions, the principal modes of stress function are assumed;

假定应力函数的基本模式，令其满足平衡方程及力的边界条件；

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Some key problems relating to analog simulation were successfully explored by an example in combination with a practical engineering. Some useful results and conclusions are presented. The distribution of stresses of the maximum shear stress τ max and boundary stress σ s in slice sections are given.

就所涉及相似模拟的若干关键问题，结合工程实例进行探讨，提供了若干有意义的成果和结论，给出切片截面内的最大剪应力等值线分布和边界应力分布。

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The discussions about different boundary stress and experiments show that the calculating results is agreeable with results of experiments.

不同边界应力状态下的试验表明，计算结果与试验结果接近。

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Computation of Flow Structure and Boundary Shear Stress in Alluvial Bends

冲积河弯水流结构及床面切力计算

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Momentum transfer coefficient plays an important role in computing conveyance capacity, mean apparent shear stress on the vertical interface between main channel and flood plain, mean boundary shear stress on flood plains or in main channel respectively.

复式河槽动量输运系数在计算复式河槽过流能力、滩槽交界面平均表观剪切应力和滩槽床面平均剪切应力等方面有着十分重要的作用。

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With adjusting the boundary stress of the model, we simulate the stress value and distribution characteristics of the in-situ stress in this area.

本文首先建立二维平面区域构造应力反演模型，通过调整模型边界应力，模拟地应力测点应力值及桥址区范围内地应力分布特征。

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Three values of nonparallel boundary stress components can be derived from considerations of equilibrium of the plate.

非平行的边界的应力分量的三个值可以从板的平衡考虑来导得。

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Boundary condition of FMA of stress field was built. Finite element analysis of stress field was processed. Stress distributing regularity of wave edge and flat rake face milling insert was got. 4.

建立了应力场有限元分析的边界条件，对与温度场分析时相同时刻的应力场进得了有限元分析，得出了平刀面铣刀片和波形刃铣刀片的应力分布规律。

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On the foundation of the material remove principle of ceramic machining, by corresponding component design and heat treatment techniques, we can make weak bond plane in the ceramic and realize its machinability through controlling the microstructure and boundary stress.

根据陶瓷加工的材料去除原理，通过相应的组分设计和热处理工艺，可控制材料的显微结构及晶界应力，使陶瓷内部产生弱结合面，进而获得陶瓷材料的可加工性。

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Calculating boundary stress of reactor's sealed head on computers

以计算机求解反应器封头处边界应力值

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Boundary Shear Stress Characteristics in 2-D Combined Flow

二元混合流床面剪应力特性的初步研究

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The tangential stress at the boundary can not be gained directly in the application of Boundary Element Method to analysing elastic stress.

在用边界元法作弹性应力分析中，不能直接计算出弹性体边界切向应力。

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Stress characteristic study on local thinned area in the boundary stress region of nozzle-cylinder

筒体接管边缘应力区局部减薄处应力特征

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Analytical solutions are obtained using Laplace transform and convolution theorem for the transient wave motion in saturated porous media under arbitrary stress boundary condition and displacement boundary condition, respectively.

利用拉氏变换和卷积定理，分别得到了边界自由排水时在任意应力边界条件和任意位移边界条件下瞬态波动过程的解析表达。

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The complete velocity model for plastic metal is structured with flow function. The boundary tear stress condition, which should be met by the velocity field of the Mises material plan or axisymmetrical deformation, is raised.

采用流函数法构造了塑性变形金属流动的完备速度模式，对Mises材料平面变形和轴对称变形问题，提出并推证了运动可能速度场应满足的力学边界条件一边界切应力约束方程。

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Measurement of Boundary Shear Stress and Characteristics of Shear Stress in Aerated Flow

水流边界剪切力的量测及掺气水流固壁剪切力的特性

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In the model, the concept of boundary stress is advanced and the main factors related to it are analyzed.

模型提出了界限应力的概念，分析了影响界限应力的主要因素，并且对不同材料类型在不同应力循环特性下的界限应力进行了分析与界定。

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Compared with single channel, distributions of boundary shear stress are changed by the momentum transfer between main channel and floodplains.

在复式断面明渠中，由于存在滩槽水流动量的交换，改变了边界剪切应力的分布规律，进而影响滩槽的阻力和输水能力。

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