1) fatigue stress coefficient
疲劳应力系数
2) fatigue ratio
耐久比,疲劳比;疲劳系数,疲劳应力比值
3) load fatigue stress coefficient
荷载疲劳应力系数
4) equivalent fatigue thermal stress coefficient
等效疲劳温度应力系数
1.
The equivalent fatigue thermal stress coefficient method was deduced from daily meteorological data accumulated of many years,which omitted the calculation of monthly and yearly fatigue thermal stress coefficients and improved the calculation precision of fatigue thermal stress.
提出利用多年累积的每日气象资料直接推导等效疲劳温度应力系数的方法,该方法不用计算月、年疲劳温度应力系数,其计算结果提高了疲劳温度应力计算的准确性。
5) stress fatigue
应力疲劳
1.
In this paper,the fitting method of stress fatigue curve with three parameter of the polymer is studied.
本文讨论了聚合物三参数应力疲劳曲线的拟合方法,并实际拟合了苯乙烯—丁二烯—丙烯腈(ABS)在对称循环交变应力作用下的应力疲劳曲线。
2.
The general model of stress fatigue life reliability was proposed by analyzing correlations between the median and high reliability fatigue life about several kinds of probability distribution functions,such as Weibull Distribution(WD),Normal Distribution(ND),Exponential Distribution(ED),etc.
通过对Weibull分布、正态分布、指数分布等常用概率模型函数的中值疲劳寿命和高可靠度疲劳寿命关系的分析,建立了应力疲劳寿命可靠性通用表达式。
6) fatigue stress
疲劳应力
1.
In order to prevent the early destruction of highway, provide theoretic analysis and technology support for the study of long life pavement structure, the thermal field and fatigue stress of asphalt concrete and continuously reinforced concrete(AC+CRC) composite pavement were analyzed by finite element method.
为了防止公路的早期破坏,为长寿命路面结构研究提供理论依据与技术支持,应用有限元方法对沥青混凝土与连续配筋混凝土复合式路面进行了温度场与疲劳应力分析。
2.
It is not economic to reduce the thickness of road slab but to strengthen base through the analysis of different thickness of base and road slab on fatigue stress of cement concrete pavement.
通过分析不同板厚和基层厚度对路面荷载疲劳应力、温度疲劳应力的影响,认为通过加强基层未减薄路面板厚度是不经济的,合理的基层厚度应根据设置基层的目的与要求,通过经济比较确定。
补充资料:极限疲劳应力
分子式:
CAS号:
性质:当疲劳寿命曲线变得与lgN轴基本平行时相应的周期性应力振幅(N表示周期次数)。由于疲劳试验无法长时间无限制地进行下去,一般当周期次数N达到107时,材料仍未发生破坏,此时对应的周期性应力振幅上限值称极限疲劳应力,又称条件极限疲劳应力。
CAS号:
性质:当疲劳寿命曲线变得与lgN轴基本平行时相应的周期性应力振幅(N表示周期次数)。由于疲劳试验无法长时间无限制地进行下去,一般当周期次数N达到107时,材料仍未发生破坏,此时对应的周期性应力振幅上限值称极限疲劳应力,又称条件极限疲劳应力。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条