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- The mechanical nature of welded structure fatigue damage is the local stress concentration,and the severity of the stress concentration is depending on the change of stiffness. 焊接结构疲劳破坏的力学本质是局部应力集中,应力集中又是刚度突变所为,从刚度协调的角度分析了应力集中的原因。
- Through comparison with finite element method, it has been demonstrated that boundary clement method is an effective method in the analysis of some complicatedly loaded parts and local stress concentration areas on loaders. 通过与有限元法比较表明;边界元法是分析装载机某些受力复杂零件和局部应力集中区域的有效分析工具.
- localized stress concentration 应力局部集中
- There is localized discontinuation in the structure of ultrahigh pressure vessel,so the stress concentration was caused. 超高压容器在结构上存在局部不连续 ,因而引起应力集中。
- Nishida M. Stress Concentration[M]. Translated by Li Anding. 西田正孝.;应力集中[M]
- The result indicated that GAE could reduced the pressure drop and moved the local exit stress concentration to the point of gas injection. 研究表明:气辅挤出可以降低压力降,将应力集中的位置由口模出口处转移到气体的注入点;
- Venant's principle, and localized face refined methods.The results show that, for those FEM models containing stress concentration, more accurate results can be obtained by using sub-modeling meth... 计算结果表明,采用局部网格化方法可以更加迅速和精确的计算含有应力集中现象的模型,同时也为锥齿轮的强度设计提供合理的参考依据。
- The stress concentration appears in the cervix of the osseointegrated implant. 骨性结合种植体模型骨界面上在颈部出现应力集中;
- SOC models suggest that local stress measurements may not be representative of the global organization. soc模型建议局部地区的应力测量数据可能并非代表全球的情况。”
- The fatigue life is calculated with local stress and strain method under multiaxial condition. 采用多轴应变下的局部应力应变方法进行疲劳寿命计算;
- All stress concentration factors so far presented in this book discussed the geometric or full theoretical values. 本书内所提到的全部应力集中系数都是几何的或纯理论值。
- The local stress state is improved because of the valve bearing more equable, and the valve is more secure. 最小绝对压力高于水的汽化压力,不产生汽蚀。
- The factors of stress concentration in thin plates used as springs in electric switches were required. 要求定出用作电器开关簧片的薄板中的应力集中系数。
- Sharp edges produce local stress risers that may initiate fracture of the cement mantle and therefore should be aoided. 锐缘可造成局部应力升高而致骨水泥套折断,故应避免。
- As found in Example 1, the stress concentration factor for the fillets is equal to 1. 78. 如例1中所求出的;圆角的应力集中系数等于1.;78。
- Objective To explore the relationship between local stress status,muscular motivation,callus density and fracture healing. 目的探讨骨折端受力、肌肉动力、骨痂密度与骨折愈合的关系。
- It was showed that under the transverse tension, high stress concentration and even concrete cracks would appear on the oblique webs of the model. 研究表明,在张拉横向预应力钢束以后,主梁边箱斜腹板中部会出现高拉应力区以及混凝土裂缝。
- The stress concentration near hole is investigated in detail by submodel technique. 获得了圆孔不同分布状态下的应力分布规律和变形状况。
- The rock foundation bent under the horizontal compressive stress. It is called fold.The regional or local stress direction can be analyzed according to the fold structure. 岩层受到水平挤压应力,发生弯曲称作褶皱。通常依据褶皱构造可分析区域或局部应力方向。
- Results Stress concentration was noted at the pedicle and posterosuperior part of the vertebral body near the pedicle. 结果椎弓根以及椎体后上方与椎弓根相邻部分为应力集中区域。