本文提出了一种新的钢轨疲劳寿命的可靠度估算方法,使可靠性分析第一次进入钢轨的寿命估算。
This paper proposes a new estimating method which, for the first time. introduces reliability analysis into the life estimation of railway rails.
航天发射场的加注系统是提供燃料的重要设备,需要进行可靠性分析和评定,分析影响系统可靠性的因素,确定其可靠度。
Fuel supply system of launch site is a very important system, and its reliability analysis and evaluation is required for analyzing the influence factors and evaluating its reliability.
畅通可靠度是在考虑交通供给和交通需求的随机变化特性的基础上,借鉴网络可靠性分析方法,提出的概率型指标。
On the basis of randomness analysis of traffic demand and supply and the reliability analysis of network, the concept of unblocked reliability was presented.
该模型可用于含初始缺陷或意外损伤的螺旋桨叶无限寿命可靠性分析和设计,得到桨叶可靠度与初始裂纹尺寸之间的函数关系式。
The model is applicable to the reliability analysis and design of infinite life for propeller blades or other structural members with initial defects and accident damage.
论文在对车架结构模型构建的基础上,将道路模拟试验、可靠性分析理论和有限元分析方法等结合起来,分析其可靠度及疲劳寿命。
In this paper, together with road simulation test, reliability theory and FEM, the fatigue life and degree of reliability were analyzed based on the construction of the frame.
以天然气增压系统的可靠性分析为基础,在体积、重量和总费用的约束条件下,通过优化设计使整个系统的可靠度最高。
Based on reliability analysis of natural gas boosting system and taking the volume, weight, and total cost as the constraints, the system reliability was optimized.
提出了模糊结构体系主要失效模式的识别方法,和结构体系的能度可靠性分析方法。
An approach for enumerating the significant failure mode for fuzzy structures, and a procedure for possibilistic reliability analysis of fuzzy structural systems were given.
本文引入时变广义可靠度概念并建立相应的计算模式,提出了基于可靠性分析的耐久性优化设计方法。
The concept of time dependent reliability and the calculating model are proposed in this paper. In addition, the durability optimum design method based on reliability analysis is suggested also.
可修系统可靠性分析是可靠性理论的一个重要分支,对可修系统而言,可用度、可靠度、平均工作时间等都是其重要的性能指标。
Repairable systems reliability is an important branch of the reliability theory. For a repairable system, availability, reliability and mean time between failures are all important indexes.
复合材料的机械性能与加工制造等过程密切相关,其材料性能的离散度较大,因此考虑不确定性因素的结构可靠性分析非常必要。
The mechanical properties of composite materials are correlated with the manufacturing process, and their diversity is generally larger than that of metals, so the reliability analysis is important.
潜艇耐压结构系统可靠性分析的算例表明,本方法可有效地解决非线性失效方程的工程结构系统可靠度的计算问题。
Examples for a submarine structure indicate that this method is practical and useful, and is especially suitable for reliability analysis with highly nonlinear failure surfaces.
利用可靠性分析方法。对外压容器进行了可靠度的分析讨论,并给出了计算实例。
The reliability of external pressure vessels has been studied by the use of reliability analysis method and the examples are given.
在进行液压剪活塞杆的可靠性分析时,活塞杆作为杆类零件主要受压缩,其可靠度的计算应按杆件压缩强度进行。
In the security analysis of the piston-rod, which is a staff accessory who mainly be compress in work, the security of this staff can be computed as compress intensity of the staff.
文章讨论了模糊可靠性分析中的参数灵敏度问题,提出了模糊可靠性参数灵敏度的计算方法。
In this paper, the problem of the parameter sensitivity in fuzzy reliability analysis is discussed, and a computational method of parameter sensitivity of fuzzy reliability is put forward.
采用故障树分析法对发电机励磁调节装置进行了可靠性分析,并对装置的可靠度进行了定量分析。
In this paper, fault tree analysis method is adopted to analyze the reliability of excitation regulator of generator.
为了进一步提高螺栓连接设计计算的精确度,本文从强度设计准则、设计规范、基本计算公式等方面作了一些探讨,并着重对以屈服极限为门槛值的强度计算进行了可靠性分析。
In order to improve the accuracy and reliability of bolted joints in design, further investigation on the norm, criterion and basic calculation formulas in strength design are made in this paper.
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。
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.
通过分析金属化膜脉冲电容器的退化失效机理,利用该竞争失效模型,对金属化膜脉冲电容器进行了可靠性分析,确定了该型电容器的可靠度函数。
Then, by analyzing degradation mechanism of metallized-film capacitor, this paper presents a life distribution model of metallized-film pulse capacitor using the models.
从单自由度振动的可靠性分析推至多自由度振动的可靠性分析。
The analysis both of single degree of freedom and of multi-degree of freedom was investigated.
该模型首先通过将功能函数进行非概率可靠性分析,然后将标准化区间变量空间所有区域的可靠度进行求和计算,从而给出结构的可靠度。
First, the performance function is analyzed by the non-probabilistic set-based reliability model, and then the reliability of all regions in the normalized interval variable space is summed up.
该模型首先通过将功能函数进行非概率可靠性分析,然后将标准化区间变量空间所有区域的可靠度进行求和计算,从而给出结构的可靠度。
First, the performance function is analyzed by the non-probabilistic set-based reliability model, and then the reliability of all regions in the normalized interval variable space is summed up.
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