损伤容限

通过损伤容限分析保证结构安全可靠的着重点在NDT系统能力的定量表征。

The guarantee of the structural safety through damage tolerance analysis has focused the attention on quantifying the capability of NDT systems .

SiC纤维增强钛基复合材料集SiC纤维的高强度、高刚性和高抗蠕变性与钛合金及钛铝化合物的损伤容限性于一体。

SiC fiber reinforced titanium matrix composites combine the high strength , high stiffness and high creep resistance of SiC fiber with high damage tolerance of titanium and titanium aluminized compound in one .

采用大型有限元分析程序ANSYS，并采用子模型技术，可以足够精确地了解结构整体以及局部的应力情况。据此应力情况，按损伤容限法的观点，认为焊接结构存在初始缺陷；

The usage of large scaled FEM program-ANSYS and submodel technology can help us find out the distribution of stress of whole and local structures adequate accurately .

TA15（ELI）钛合金厚板损伤容限性能研究

Investigation on Damage Tolerance Property of Thick TA15 ( ELI ) Titanium Alloy Plate

利用Paris公式并考虑到高周振动应力对低周疲劳裂纹扩展的影响求得叶片的损伤容限寿命Nf。

By the use of Pris formula and in consideration of the influence of high cycles on low cycle fatigue crack propagation , the damage tolerance life of the blade is obtained .

本文论述了损伤容限分析中NDT的作用，检测概率曲线测定的方法和NDT可靠性定量表征技术的发展和应用。

This article describes the role of NDT in damage tolerant design , the statistical determination of the flaw probability curve , and the application of NDT reliability quantifying characterization .

Y12改型机损伤容限评定方法预研

The Research of Damage Tolerance Evaluating Method About Some Airplane

本文提出的方法和所得结论将对AGS结构的抗热和热&机械力耦合屈曲能力的预测和损伤容限设计具有一定参考价值。

The methods and conclusions provided in the paper have some reference value for prediction of heat-durability and thermal-mechanical inflection capacity and damage tolerance design of AGS .

研究了新型高强高韧高损伤容限TC21钛合金的超塑性拉伸变形行为及组织演化规律。

The superplastic tensile deformation behavior and the structure evolution law of high strength , high toughness and high damage-tolerant titanium alloy-TC21 have been investigated .

结果表明，预测的疲劳全寿命与实验结果吻合良好，从而为把基于断裂力学裂纹扩展的损伤容限方法向传统的疲劳领域（S-N曲线，安全寿命）延伸开辟了可行的途径。

Results show that the predicted total fatigue lives are in good agreement with the experimental data . Thus , the feasibility for the establishment of a link between the classical S-N fatigue ( safe-life ) and the modern damage-tolerance methodologies is demonstrated .

MSD使剩余强度明显降低，临界裂纹尺寸大大减小，裂纹扩展寿命显著缩短，从而使损伤容限能力减退，破损安全不复存在。

The tests also showed that in the presence of MSD , the residual strength of the structure , critical crack length and even crack propagation life are greatly reduced in comparison with the isolated cracks considered by the current damage tolerance requirements .

结合损伤容限设计的结构系统可靠性分析

Structural system reliability combined with the constraint of damage tolerance design

铸镁合金机轮损伤容限设计

Damage tolerance design for aircraft hubs made of cast magnesium alloy

直升机动部件寿命管理的损伤容限方法

Damage Tolerance Approach in Life Management of Helicopter Dynamic Components

概率损伤容限分析模型研究

The research on a model of probability damage tolerance analysis

断口反推技术在飞机结构损伤容限中的应用

Application of Fracture Anti-derivation Technique to Aircraft Structural Damage Tolerance

介绍了损伤容限疲劳寿命设计新概念；

The new concept of damage tolerance fatigue life design was introduced .

航空结构损伤容限设计中的三维问题

Three dimensional problem in damage tolerance design of aircraft structures

含软化带复合材料板的损伤容限特性研究

The study of damage tolerance property of composite plates with softening strips

适用于新结构的多裂纹损伤容限分析程序实现方法

Programming Method for Multi-crack Damage Tolerance Analysis of General Structures

起落架结构损伤容限特性研究

A study of damage tolerance of the landing gear structure

高周疲劳载荷环境下直升机动部件的损伤容限分析

Damage tolerance analysis of helicopter dynamic components under high cycle fatigue load

潜艇结构锥柱结合壳损伤容限研究

Study on damage tolerance of submarine cone - cylinder pressure shell structure

发动机涡轮盘销钉孔损伤容限分析

Damage Tolerance Analysis of the Pin Hole in the Engine Turbine Disk

一种民用液化气瓶表面损伤容限的估计

The surface damage capability estimation of the liquefied gas cylinder

复合材料盒段耐久性／损伤容限试验研究

TESTING Durability and Damage Tolerance of Box Section Made From Composite Materials

结构连接件疲劳损伤容限全寿命设计方法

A Calculation Approach to Total Fatigue Life of Structural Joints

涡轮盘销钉孔损伤容限分析新方法及其应用

New Method for Damage Tolerance Analysis of Turbine Disk and its Application

以耐久性和损伤容限为中心的现役发动机寿命控制方法

A Durability and Damage Tolerance Centered Approach to Life Control of In-Service Engines

复合材料加筋板后屈曲的耐久性与损伤容限特性试验研究

An Experimental Investigation of Post-Buckling Durability and Damage Tolerance of Composite Stiffened Panels