因此,在对局部结构进行疲劳强度分析时,应考虑错位对于应力集中系数的影响。
Thus, the stress concentration factor due to the misalignment should be considered in the analysis of fatigue life of the local structures.
文章以人体颈动脉余弦扩张为例进行分析,详细讨论了局部扩张对血管壁切应力及其梯度分布的影响。
As an example, the human carotid with local cosine form expansion was analyzed and the effects of local expansion on the distribution of wall shear stress and its gradient were discussed in detail.
接着,通过求解局部扩张血管段内的血液流动方程,导得血液流速、压力和血管壁切应力的分析表达式。
Through solving the blood flow equations for local vessel expansion region, the analytical expressions of blood flow velocity, pressure and wall shear stress were then obtained.
本文建立索梁及索塔锚固的三维有限元模型,分析这些部位的局部应力。
This paper analyzes the local stress in the anchorage zone of cable-beam and cable-tower with three-dimensional finite element model for providing the reference to similar works.
通过分析局部的应变集中或应力集中再加上金属变型能力模型,裂纹的发生和地点可以预见。
Through the analysis of the local strain concentration or stress concentration, together with the forming ability model, the occurrence and location of the crake can be predicted.
根据局部应力的理论分析,提出直立容器支承式支座处强度校核的新方法。
The introduces the new method for strength checking of vertical vessel bearing support based on theoretical analysis of local stress.
本文对局部经受高温热循环构件的热弹塑性应力进行了有限元分析。
In this paper, the thermal elastic-plastic stresses of the components which underwent local high temperature cycle were analyzed by FEM.
有限元分析采用了随动强化模型,并考虑材料瞬态局部应力应变的响应特性。
Kinematic hardening model was used in FEM analysis and the response behaviors of transient local stress strain for material was also considered.
提出了一种在铝合金构件应变疲劳分析中,计算局部应力和应变变程的新方法。
A new method for calculating amplitudes of the local stress and strain in the strain fatigue analysis of aluminum alloy members is presented in the paper.
采用无裂纹缺陷试件进行疲劳试验得到试件的疲劳寿命,同时利用考虑了记忆特性的局部应力应变法对试件的疲劳寿命进行定量分析。
The fatigue life is obtained by using specimens without crack and by a special analysis based on local stress-strain method in which remembrance characteristics are considered.
本文给出了轴压加筋板局部屈曲应力的有限元分析。
A finite element analysis is presented for predicting local buckling stresses in stiffened plates under axial compression.
并结合镁合金的特点,对整体式车身采用镁合金材料的状况进行了分析,发现在扭转工况下,局部应力过大,需要改进结构。
This paper also analyzes the status of integral body which USES magnesium alloy and finds that in the reverses operating mode, the local stress is oversized, need to improve the structure.
根据实测应变分布,得到沿粘结长度界面粘结应力分布,并通过计算分析,对局部粘结滑移关系进行了初步探讨。
The effect of bond length on bond performance is examined. The failure mode, the FRP strain and bond stress distributions, and the local bond -slip relationship are all discussed.
从焊接部位局部应力集中的角度分析了不等厚板在不同焊接形式下的疲劳寿命。
The fatigue life of different welding shapes between plates of unequal thickness in pressure vessel was investigated from the point of local stress concentration at welding position.
该井田煤镜质组反射率椭球体有限应变特征分析结果表明在煤系地层中,煤的最大镜质组反射率的方位除与区域构造应力场的作用有关外,还与其所处的局部构造位置有关。
The result indicated that the orientation of maximum vitrinite reflectance might be related with the local structural position of the sample in addition to the stress field of the regional tectonics.
通过对局部模型不同边界舱段情况下应力云图的对比分析,直观地判断了边界效应的影响范围。
The influence scope of boundary effect can be judged intuitively from the comparative analysis of stress nephogram of local model's different cabin conditions.
考虑零构件的随机因素,将随机有限元方法引入到交变载荷下弹塑性有限元的迭代格式中,得到局部应力应变的随机响应,为低周疲劳可靠性分析提供了更精确的依据。
The component randomness is considered. The SFEM is introduced in the iterative formulas of EFEM under cyclic loading to obtain the random response of local stress and strain.
为了求解钢筋与混凝土间滑移量,对黏结滑移基本方程进行了分析,导出了黏结应力-局部滑移相互关系的二阶微分方程。
In order to study the slip between rebar and concrete, the fundamental equations are analyzed and the 2nd order differential equation of the relation between bond stress and local slip are obtained.
目的分析细小种植体支持可摘局部义齿修复末端游离缺失的应力分布情况。
Objective To analyse the stress distribution of distal-extension removable partial dentures supported by mini implants.
结果分析表明,施工完成后,中墙受力较为合理,表现为整体受压,只有局部有很小的拉应力存在。
Meanwhile, it is found that the mid-board stress is appropriate with overall compression yet partially with small tension stress through analyzing the results of the completed construction.
基于最大剪应力破坏准则,分析了局部脱粘破坏锚固体的应力分布。
Then the stress distribution of anchored rock mass with partial pull-out failure is analyzed based on the maximum shear stress criterion.
本文建立索梁及索塔锚固的三维有限元模型,分析这些部位的局部应力。
The mechanical analysis of the prestressed anchorage cable sommer is made by the three-dimensional numerical model.
为了研究蜂窝梁应力和挠度的计算方法,应用有限元软件ANSYS对蜂窝梁进行了整体和局部分析,得出蜂窝梁的受力特点。
In order to study the stress and deflection calculation methods, the stress characteristics of castellated beams were obtained through overall and local stability analysis by ANSYS.
线弹性及非线性分析结果表明,最不利工况下,部分节点局部区域的峰值应力有超过铸钢屈服极限的情况,但屈服区域范围小,同时最大应变值尚小。
Though the peak value of the stress in part areas exceeds the yield limit of the cast steel, as the yielding areas are small an.
结果表明,采用多维有限元技术对该部位应力-应变场进行细观模拟分析是有效的。该技术为轮胎局部精细有限元分析提供了一种新方法。
The results showed that the multi-dimensional fe technique was effective to simulate the stress-strain field of the part in micro-scale, which provided a new method for fine FEA of tire.
通过对长江防洪模型大厅拱支预应力网架结构的损伤免疫力分析,查明该结构在各种局部损伤情况下所产生的相继破坏的范围。
Through the damage immunity analysis on the structure of Changjiang River Model Hall, the progressive damage area of structure is found out under the conditions of different local failure.
在流动剪切应力为残余剪切强度时,对剪切带内部的局部孔隙比和平均孔隙比进行了理论分析。
Local void ratio and average void ratio in shear band are investigated as residual shear strength is reached.
在流动剪切应力为残余剪切强度时,对剪切带内部的局部孔隙比和平均孔隙比进行了理论分析。
Local void ratio and average void ratio in shear band are investigated as residual shear strength is reached.
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