可靠度
- 网络reliability;Reliable;dependability;availability;MTBF
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应力为k维指数分布强度为指数分布下结构可靠度的估计
Estimation of structural reliability for exponential strength and k exponential distribution stress
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结构可靠度分析的响应面法及其Matlab实现
Response surface method for structural reliability analysis and its realization with Matlab
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预制RC构件可靠度分析与验证荷载法
Reliability analysis of prefabricated reinforced concrete components and proof load method
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相邻k/n(F)系统可靠度的一个简单下界
A Simple Lower Bound for Reliability of Consecutive k out of n : F Systems
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基于时变可靠度的RC梁正截面承载力可靠性评估
Reliability Assessment on Normal Section Bearing Capacity of RC Beam Based on Time-Dependent Reliability
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RC桥梁寿命的可靠度研究
The Reliability Research of RC Bridges Life
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火灾作用后RC简支梁抗弯承载力试验研究和可靠度分析
Experimental Study on Bearing Capacity and Reliability Analysis of Reinforced Concrete Simple Support Beam after Fire Damage
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采用基于Matlab的MonteCarlo法完成了对CFRP加固混凝土梁抗弯可靠度的数值模拟。
The flexural reliability of CFRP strengthened RC beams were simulated with Monte Carlo method based on Matlab .
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提出了结构可靠度分析的变f序列响应面法和相应的收敛控制准则,并应用于非线性极限状态函数的可靠度计算。
A sequential response surface method with various f and a criterion of convergence are proposed for calculation of structural reliability analysis .
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通信用VRLA蓄电池组的可靠度与可用度
Reliability and Availability of VRLA Battery Group for Telecommunication
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本文采用MonteCarlo模拟估算在概率情况下单向纤维复合材料的可靠度(或失效概率)。
In this paper , by usc of Monte-Carlo simulation method the reliability of unidirectional fibrous composites under probabilistic condition is evaluated .
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由于可靠度无法获得实测值,本文用MonteCarlo抽样分析方法来作为校核,验证改进JC法的计算精度。
Because reliability can 't be determined in practice , the paper uses Monte Carlo Method as the revision .
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用Taylor二阶展开随机有限元法分析围护桩整桩的位移和弯矩可靠度随地面荷载等变量变异系数变化规律;
Taylor second-order series method analyses the reliability of pile 's displacement and moment varying along with ground load and other parameters ;
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MLR分布族无失效时可靠度的置信下限
The Zero-failure Lower Confidence Limits of the Reliability of the MLR Distribution
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通过数据修正及模型统计分析,得到了修正后可靠度Bayes估计较优;
Through the data modification and models statistical analysis , the Bayes estimate of the reliability after modification is super to ML estimate ;
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网络系统可靠度的BDD算法
A BDD Algorithm for Network Reliability
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利用加速寿命试验中获得的数据,通过分析,预估出CCD器件的可靠度;分析了高能辐射对CCD器件的影响;
In this paper use the data acquired from the speeding up lifetime test , estimating the reliability of CCD , analyzing the influence of high energy irradiation on CCD device .
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采用Matlab语言构造响应面函数,进行结构可靠度计算,可充分发挥其矩阵运算功能及各种工具箱的作用,使编程效率大大提高,且语法简便,易于掌握。
The advantages of matrix operation and various toolboxes can be fully used if the response surface function is adopted and programmed in Matlab . It is very efficient and convenient to program in Matlab for the reliability calculation .
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寿命为多种分布时,串联系统可靠性的Bootstrap置信下限的计算关于回归模型中可靠度的置信下限
Calculation of Reliability Bootstrap Lower Confidence Limits for Series Systems Under the Assumption That Lives are in Diversified Distributions The Confidence Limits for the Reliabilty in Regression Model
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在AGREE可靠度分配算法中,首次采用三次参数设计中的极差,来确定可靠度分配中的重要度因子,使可靠度分配结果更具科学性和合理性。
In the method of reliability allocation of the AGREE , It is first to determine important degree factor of reliability allocation by three-parameter design . Therefor , the result of reliability allocation is changing more science and more rational .
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用正态概率分布函数的蒙特卡洛法,计算了土坡破坏概率Pr,给出了土坡安全可靠度设计指标pr,最后以一个实际的深基坑土坡工程为例。
Using the Monte Carlo method of normally distributed probability function , the failure probability ( Pf ) of earth slope is calculated and the reliability design criterion ( Pr ) of earth slope is given .
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本文方法和MonteCarlo法的计算结果进行了比较,证明了这种方法在求解钢框架结构可靠度问题时的可行性,并为以后基于可靠性分析的优化设计方法研究提供有价值的参考。
Through compare the result of the PNET Method and Monte Carlo Method , It prove feasibility in calculate the reliability analysis of semi-rigid node steel frame . It is also provided availability reference based on the reliability optimizes design .
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在给定可靠度R,极限磨损值Wp时,计算出该发动机的耐磨可靠寿命。
The authors find out the relation among R-W-t , and set up a teaching model , with which the reliable wear resistance life can be calculated when the reliability R and the limited wear Wp are given .
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将MonteCarlo模拟法与有限元技术结合,对基坑变形的稳定性进行可靠度分析,并通过重构响应面来提高MonteCarlo模拟法的计算效率。
Combining Monte Carlo simulation with finite element method , this paper gives a way to analyze the probability of the deformation stability of foundation pit . Response surface method is employed to improve the calculation efficiency of direct Monte Carlo simulation technique .
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基于定数截尾试验,当其中一个形状参数α已知时,给出了另一个形状参数θ在三种不同损失函数下的Bayes估计表达式,并求得了可靠度函数的Bayes点估计。
Based on type - ⅱ censoring test , when one shape-parameter is fixed , the Bayesian estimations of another shape-parameter under several loss functions , are given . Also we offer the reliability function an expression of Bayes point estimation .
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根据可靠度指标的几何意义,联合应用混沌算法和BFGS算法,提出了基于混沌混合算法的可靠度分析方法。
Based on the graphical implication of reliability index , applying chaos algorithm and BFGS algorithm , a new reliability analysis method on the basis of hybrid chaos algorithm was presented .
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两种评估方法都是先利用Nelson模型求出软件每个模块的可靠性,然后一种是利用马尔可夫过程计算出整个系统的可靠度,一种是根据程序执行路径的不同计算出整个系统的可靠度。
The two methods both calculate the reliability of each module using Nelson module , then one of the methods calculates the reliability of whole system using Markov process , and the another using the different executing path .
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针对在功能函数的非线性程度高时,JC法不能保证收敛的问题,本文引入适用于复杂情况可靠度分析的改进JC法。
In order to solve the problem that JC Method can not ensure convergence if the function is highly nonlinear , Improved JC Method which is the same with reliability analysis in complex cases is introduced .
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针对一般地下施工结构可靠度理论方法的不足,提出人工神经网络结合重要性抽样的MonteCarlo可靠度分析方法,并应用于一特大超深基坑的嵌岩支护结构。
Due to the shortcomings of general reliability analysis method of underground construction structures , a new method that combines artificial neural network and importance sampling Monte Carlo method is put forward for analyzing the reliability and applied to the rock-socketed support structure of supper-sized foundation pit .
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通过对封闭行星齿轮传动系统进行运动学及力学分析,结合可靠性设计和Savage等提出的单级行星齿轮传动的可靠度模型,建立了以输入构件转速和转矩为变量的构件负载与寿命关系表达式;
By the kinematic and mechanical analysis for closed planetary transmission system , the expressions for the load-life of the components were developed based on the probabilistic design and reliability model for single-stage planetary gear train proposed by Savage .