With the help of plastic hinge theory and collapse theory, the formulas for calculating strength failure load and the method for computing collapse load were established respectively.
分别利用塑性铰理论和压溃理讨论了强度计算问题,提出了强度承载能力计算公式和压溃荷载计算方法。
It is possible that many failure modes have emergence during the structural service period. For example, dead load strength failure, stiffness failure and fatigue failure.
结构在使用过程中可能会出现各种失效形式,例如静载强度失效、刚度失效和疲劳失效等失效形式。
The dynamic strength failure is the main seismic failure mode of single-layer reticulated shells, and the prediction of failure load requires the consideration of material damage cumulation.
动力强度破坏是网壳结构在遭受地震时的主要失效形式,准确的失效判别需要以基于材料损伤理论的分析为基础。
After checking the spindle's fatigue strength which suffered from a circulating load, it can provide reliable theoretical basis for failure analyzing and optimization designing of the spindle.
校核了主轴在循环载荷下的疲劳强度,为主轴的失效分析和优化设计提供了可靠的理论依据。
On condition that the probability characteristics of load and strength are known, the reliability and failure rate of components at any time can be calculated by the model proposed.
在载荷和强度分布已知的情况下,可直接运用本文模型计算零件在任意时刻的可靠度和失效率。
The paper numerically demonstrates the pillar failure process-from micro crack to macro crack to unstable failure and studies the relations between limit load and statistical mean strength.
分析结果再现了矿柱从微破裂产生到宏观裂纹形成、最后产生失稳破坏的全过程,并研究了统计平均强度与极限承载力的关系。
In the range of research, the tubing failure is not strength calculation problem under internal pressure and axial load.
在所研究的范围内,得出了内压和轴力作用下,油管失效不是油管强度不足的结论。
The strength of filament-wound pipe is evaluated by ANSYS. With properties of its layer element and the maximum stress criterion, the pressure failure load is obtained.
基于A NSYS有限元分析软件,利用其中的层合板单元,对纤维缠绕复合材料弯管的强度进行分析,并进一步预测了弯管的破坏压力。
The possibility of failure caused by yield is considerable under the heavy load as high as thousands of tons. It is necessary to check the strength of the jacking frame to ensure its safety.
在高达数千吨的载荷作用下,固桩架出现屈服破坏的可能性较大,必须对该结构进行强度校核,以保证其安全性。
Abstract :Failure process of a primary load-bearing composite joint in wing root was analyzed by finite element methods, and the ultimate strength of the joint was predicted.
以复合材料机翼翼根后梁下缘条对接试件为研究对象,通过有限元手段分析其失效机理和破坏过程,并对极限强度进行预测。
Calculation of the joint under load slip -off conditions shows that there are great possibilities in tensile failure of the bolts. Measures for increasing the bolt strength are discussed.
通过对失载工况下该螺栓联接的计算表明,螺栓被拉断的危险性很大,并讨论了提高该螺栓联接中螺栓强度的主要措施。
The paper discusses the failure mechanism of structural system subjected to dead and fatigue load and gives the method of reliability analysis considering static strength and fatigue.
具体分析了结构系统在静载和疲劳载荷作用下的失效机理以及各失效模式之间的相关性,给出了在静载和疲劳载荷作用下结构系统的可靠性分析方法。
It is shown that the resisting crack capacity of member, shear strength, stiffness, load-bearing capacity and ductility of member can be improved and the failure mode of beam may be changed...
它能提高构件的抗裂能力、抗剪强度、刚度和承载力;还能提高构件的部分延性;并将改变梁的破?。
It is shown that the resisting crack capacity of member, shear strength, stiffness, load-bearing capacity and ductility of member can be improved and the failure mode of beam may be changed...
它能提高构件的抗裂能力、抗剪强度、刚度和承载力;还能提高构件的部分延性;并将改变梁的破?。
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