结构剩余强度 meaning in English
structural envelope
Examples
- The fem method of debonded honeycomb structures is brought forward . a three - dimensional finite element model is constructed and the analysis program is complied to analyse the residual strength of debonded honeycomb structures and discuss the influence of debonded area
提出了蜂窝夹芯结构脱胶的有限元分析方法，建立含脱胶损伤的复合材料蜂窝夹芯结构的三维有限元模型，编写有限元程序计算损伤结构的剩余强度并讨论了脱胶区域等对结构剩余强度的影响； 2 - Using the complex potential method in the plane theory of elasticity of an anisotropic body , a series solution to the stress field of a finite plate containing multiple cracks subjected to arbitrary loads is obtained by means of the faber series expansion , and the stress intensity factors at the crack tips are calculated based on the theories of fracture mechanics . equivalence yield stress is introduced in order to consider the effects of the plastic zones , with which the strip yield criteria is developed in the article so that the effects of structural size and the crack interactions on the stress distribution can be considered accurately . the effects of plate size , crack size and crack distributions on the stress intensity factors as well as the residual strength of the plate are studied detailedly
采用各向异性体平面弹性理论中的复势方法，以faber级数为工具，得到了含多裂纹有限大板在任意载荷作用下应力场的级数解，并应用断裂力学方法确定裂纹尖端的应力强度因子；引入当量屈服应力考虑裂尖塑性区的影响，提出基于带屈服准则的剩余强度分析模型，能够充分考虑结构尺寸和裂纹之间相互作用对应力场的影响；通过数值计算详细讨论了结构尺寸和裂纹之间位置关系对应力强度因子和结构剩余强度的影响规律，得到了一系列对工程应用具有实用价值的结论。 - As the damage tolerance technique has being widely and deeply adopted in the design and life prediction of aircraft structures , the development of high performance and more suitable software used in damage tolerance design and assessment is more urgent . while at the same time the existing domestic software is not well suitable for requirements in engineering
随着损伤容限技术在飞机结构设计和寿命评估中的广泛采用，研制高性能且实用的损伤容限分析与评定软件系统越来越迫切，而国内现有的损伤容限分析软件经实践证明其性能和适用性不能很好满足工程需要，特别是结构剩余强度和裂纹扩展分析程序。