But this method is used to determine welding residual stresses in many cases where the stress peaks are often near the material's yield strength.
但是在许多情况下,钻孔法是用于测量焊接残余应力,而该应力峰值往往接近材料的屈服极限。
A analysis method of fatigue life reliability for composite structures is developed based on residual strength degradation theory.
以剩余强度衰减理论为基础,建立了一种复合材料结构疲劳寿命可靠性定量分析的工程方法。
It indicated the relationship may be a good method for fire value, also may be a basis to obtain the fast residual strength as the scene of fire.
这说明本文得到的关系式可以较好的评价火灾后混凝土损伤,亦可作为火灾现场得出快速残余强度的依据。
Based on residual strength interference model and life interference model, a sensitivity analysis method on reliability was proposed for the fatigue crack growth life of powder metallurgy materials.
结合粉末冶金材料含有非金属夹杂裂纹的特点,以裂纹扩展寿命可靠性分析的剩余强度模型与寿命干涉模型为基础,建立了多夹杂裂纹扩展的可靠性敏度分析模型。
The method for determining the remaining strength of corroded pipeline is usually used to evaluate the safety of corroded pipeline and forecast its residual life.
通常采用腐蚀管道剩余强度的估算方法来评价腐蚀管道的安全性,预测管道的剩余寿命。
In designing and calculating, several measures such as using the indexes of residual shear strength of sliding-belt soil and double-parameter method etc are ta.
为提高计算结果的可靠度,采用了滑带土的残余抗剪强度指标和双参数法等手段。
It was found that the damage area got by ultrasonic C-scan method will increase with the thickness increase, but the residual compressive strength will not be influenced obviously.
实验结果表明,厚度增加会使层合板内部的超声波c扫描损伤面积增加,但并不会明显影响其剩余压缩强度。
The scope of the residual stresses determined by the hole drilling method should not exceed one half of the material's yield strength.
钻孔法测量残余应力的范围是应力不超过材料屈服极限的一半。
In this paper the effect of strength matching of welded joint on welding residual stress distribution in plate welded joints was studied by an thermal elastoplastic finite element method.
采用热弹塑性有限元方法,对平板对接接头中焊缝金属强度组配对焊接残余应力分布的影响进行了研究。结果表明,对于高组配接头,纵向残余应力的峰值接近焊缝金属的屈服极限,出现在焊缝中心。
The impact damage process and residual tensile strength after impact of laminated composites are analyzed by the whole-process analysis method and 3D progressive damage theory.
应用提出的全程分析方法和三维逐渐累积损伤理论,对层合板的冲击过程以及冲击后含损伤层合板在拉伸载荷下的破坏过程进行详细分析。
The impact damage process and residual tensile strength after impact of laminated composites are analyzed by the whole-process analysis method and 3D progressive damage theory.
应用提出的全程分析方法和三维逐渐累积损伤理论,对层合板的冲击过程以及冲击后含损伤层合板在拉伸载荷下的破坏过程进行详细分析。
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