• The result of max equivalent stress is smaller than the results of single calculation.

    这个结果与前期有限元分析结论一致

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  • The thickness of bracket joint has less influence over the maximum equivalent stress of joints.

    厚度接头处大米塞斯应力影响较小

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  • The finite element internal force method for calculating arch dam equivalent stress is improved.

    本文对有限元内力求解拱坝等效应力分析方法进行了进一步改进。

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  • The variation of equivalent stress near the hole wall with the depth of the teeth pressed is analyzed.

    详细分析了孔眼附近等效应力牙齿压入深度变化关系

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  • An equivalent stress method for the structural analysis of derrick with initial deformation is offered.

    为此,采用等价应力初始变形井架进行结构分析

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  • The optimal gate project have been found out by comparing the equivalent stress, strain and the graph of speed.

    通过比较等效应力应变值速度曲线得出了最佳浇口方案

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  • Moreover the load effect ratio and conversion coefficient of equivalent stress is defined for practical application.

    定义便于实际应用荷载效应等效应力换算系数

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  • The strength and equivalent stress of the remainder wall thickness of reactor shell under new working condition were checked.

    反应器壳体剩余工况条件下强度当量应力进行了校核;

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  • The superposition method should be used to the components of stresses and then the present equivalent stress will be counted.

    应力分量上进行然后再计算应力当前等效值。

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  • The result shows that the static equivalent stress and dynamic stress are both reduced by 50% or so after the structure being improved.

    结果表明,采用改进结构静态等效应力应力较改进前减少50%左右。

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  • We find the turbine blade is on the complicated stress status, so four different rules for achieving equivalent stress are used to contrast.

    针对涡轮叶片处于复杂应力状态的情况,分别采用四种不同等效应力合成准则参照对比,探索其合成方法。

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  • The accumulated fatigue damage was calculated in frequency domain by equivalent stress method and equivalent narrow band method respectively.

    域内分别等效应力等效窄带计算累积损伤

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  • Higher equivalent stress was found when compression and extension loadings were applied to the pedicle of vertebral arch and interarticularis.

    椎弓根弓峡部在压力负荷下等效应力较高

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  • It is shown by test results that at a given equivalent stress amplitude the constant amplitude fatigue life follows the lognormal distribution.

    结果表明,同一应力水平下,所用试样的疲劳寿命服从对数正态分布。

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  • The concept of nonlinear equivalent stress is proposed in this paper to solve the problem of corner stress of gravity dam near the base surface.

    针对重力坝建基角缘应力问题提出非线性等效应力概念

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  • Based on the equivalent stress formula of the coiled tubing, the life prediction model was put forward and a semi-empiric formula for prediction

    现文利用等效应力建立连续油管疲劳寿命估计模型

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  • The clearance sites had influence not on the peak values of shear stress, peel stress and equivalent stress, but on the occurrence point of those items.

    间隙位置剪切应力剥离应力等值应力峰值的影响不大,出现的位置有着极大的影响;

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  • The results show that outer side of the slab at bending transition zone and inner side of the slab at straightening zone have maximum equivalent stress.

    结果表明弯曲过渡段外弧前部矫直段内弧后部等效应力各自区域最大

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  • The similarity between equivalent stress distribution around the holes in cylindrical shell and its plate model is shown through finite element analysis.

    有限元分析表明,圆柱与其相应的平板模型开孔附近等效应力分布非常相似

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  • In this paper, the assumption of equivalent stress method only used near the dam heel and toe and the middle regions stress USES the FEM calculated stress.

    针对问题,提出局部等效应力方法,即对坝基面坝趾局部区域进行局部等效处理,坝基面中间大部分区域仍采用有限元计算

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  • The most equivalent stress of the ground supporting frame and the large reaction wall under the action of the ultimate load was less than the yield strength.

    地面支承反力支承架在极限荷载作用最大等效应力均小于材料的屈服强度。

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  • Fortunately in some degree this kind of stress convergence can be eliminated or reduced to a lower level processed with the finite element equivalent stress method.

    有限单元法进行拱坝分析具有诸多方面优点,但存在较大的应力集中,而经等效应力法处理一定程度上削除这种应力集中的影响。

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  • The pre-straining prolonged the fatigue crack initiation life, and increased resistance coefficient and equivalent stress threshold of the fatigue crack initiation.

    应变可以延长疲劳裂纹形成寿命提高疲劳裂纹形成的抗力系数裂纹形成当量应力门槛值

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  • According to different load levels, the curves of settlement and equivalent stress distribution are drawn through nonlinear static analysis of reinforced foundation.

    根据不同荷载工况,进行加筋地基非线性静力分析,绘制相应于各级荷载下的竖向沉降等效应力等图形。

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  • The rules which various parameters influence spinning force and equivalent stress are obtained and its provide theoretical evidence for choosing the optimal parameters.

    获得成形角、减薄率、进比等工艺参数对等效应压力内筋成形高度的影响规律旋压工艺参数的选择优化提供了依据

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  • Thmugh the comparison with both the simplified method of structural mechanics and the finite element equivalent stress method, the feasibility of the method is verified.

    通过结构力学简化方法有限元等效应力比较验证了方法可行性

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  • The case study of a gravity dam shows that the 2-order equivalent stress is somewhat mesh independent, and suitable to be used to evaluate the corner stress of gravity DAMS.

    重力坝说明,2等效应力具有一定网格稳定性,适合重力坝工程中比较局部角缘应力。

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  • The numerical simulation results show that the equivalent stress intensity factors KIeq relates with the engine firing order, their peak value rises while the crack depth increases.

    计算结果表明等效应力强度因子发动机点火顺序密切相关,峰值裂纹深度增加而增大

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  • Comparing the change of stress and strain rate distribution in the extrusion process finds that where plastic deformation is large, the corresponding equivalent stress is large too.

    挤压变形过程金属应力应变速率变化情况进行了对比发现金属变形时塑性变形较大位置对应等效应力较大。

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  • Elastic finite element method are used to calculate the point of internal mould of the equivalent stress, equivalent strain, such as force and energy parameters and their distribution.

    用有限元计算模具温度分布研究模具在不同温度条件下应力状态做好了准备。

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