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- alternating stress intensity 交变应力强度
- Normal Stress Intensity Factor Ratio Criterion. 此准则是一种综合考虑了正应力强度因子和剪应力强度因子对裂纹起裂。
- Alternating stress not only varies in magnitude but also in direction. 交变应力不仅大小变化,而且方向也变化。
- Metal bar wound be fractured under the rotating-bending fatigue alternating stress. 金属棒料在旋弯交变应力作用下会发生疲劳断裂。
- Under the same alternating stress, the fatigue endurance of the specimen took on a certain dispersity. 5、在同一个交变应力下,试样的疲劳断裂寿命呈现出一定的分散性。
- The task of determining the stress intensity factor is by no means a simple one. 确定应力强度因子的工作决不是简单的事件。
- Alternating stress produced by alternating dynamic ice force evidently results in the partial fatigue failure . 交变冰力引起的结构交变应力必将导致结构的局部疲劳损伤。
- The relatively small reduction in stress intensity magnification factor with increasing stiffness of the stiffener. 随着加强肋刚度的增加,应力强度放大因子则相应有所减小。
- It revealed that alternating stress in long time cause the bolt fatigue failure, meanwhile the failure process was also effected by superheating steam. 认为主要原因是螺栓在长期服役中受交变应力引起疲劳失效所致。过热蒸汽介质对疲劳失效有影响。
- The phonon field and phason field stress intensity factors and stress distribution at the crack tips are also given. 进一步可以求得裂纹尖端的声子场和相位子场的应力强度因子,由这些应力强度因子求解了裂尖处的声子场和相位子场的应力分布。
- The arrangement of spoken words alternating stressed and unstressed elements. 对口语加强和不加强部分交互的安排。
- The calculated results show that the stress intensity of vessel in CEFR meets the requirements of ASME code. ? 计算与评定结果表明:CEFR堆容器的应力强度满足《ASME规范》和《核电厂抗震设计规范》(GB50267 95)要求。
- Statistics show that the ineffectiveness of rigs in the oil fields in North Shaanxi is caused by great alternating stress on rigs. 统计资料表明,陕北油田钻具失效的主要原因是钻具在井下承受的交变应力较大。
- The stress intensity factors of both orthotropic and isotropic materials can be obtained from the present results. 正交各向异性和各向同性材料的应力强度因子均为本文的特例。
- High speed unequal diameter, multilayer mainshaft of vertical agitator has high alternating stress and fracture happens often. 高速不等直径、多层叶片立式搅拌主轴工作时受到较大的交变应力作用,断裂问题时有发生。
- Wu X R, Carlsson A J. Weight functions and stress intensity factor solutions. Oxford: Pergamon Press, 1991. 赵伟.;三维裂纹分析的权函数理论及应用[博士学位论文]
- The theoretical equations for stress fields and the stress intensity factor have been derived. 推出了界面裂纹的应力场和应力强度因子的理论表达式。
- Fracture toughness (Kc).Critical value of the stress intensity factor for which crack extension occurs. 断裂韧度(Kc):发生裂纹扩展时应力强度因子的临界值。
- Based on computing fracture tenacity of the rock and stress intensity factor of the formation, the fracture extending height will be predicted. 通过定量计算岩石的断裂韧度和地层的应力强度因子,便可预测压裂裂缝的延伸高度。
- The approximate engineering approaches for stress intensity factor (SIF) of skin with multiple site cracks and skin and stringer with cracks are given. 给出蒙皮带有多裂纹和蒙皮带有多裂纹且桁条也带有裂纹时应力强度因子的近似工程估算方法。