将模糊随机可靠度理论应用于边坡的稳定分析,建立了基于几何法计算广义可靠指标的数学模型。
A geometry based mathematical model is established for the calculation of reliability index by use of the fuzzy random reliability theory for slope stability analysis.
依据随机性和模糊性的基本概念,提出了当量概率密度函数的模糊可靠性分析方法。
Based on the concepts of randomness and fuzziness, a fuzzy reliability analysis method of probability density function equivalent is proposed in this article.
对这两种极限状态,应分别采用随机事件和模糊随机事件概率的数学模型进行其可靠度分析。
The mathematical models of probability of random event and fuzzy random event should be taken to analyze the reliability of a structure for these two kinds of limit state.
FSQTL能够建模实时系统中的确定时间、概率时间、随机时间和模糊时间,并利用可能性实现对性能需求的分析。
FSQTL can model the deterministic time, probability time, stochastic time and fuzzy time, and analyze the performance by possibility in real-time systems.
随机载荷作用下铁路起重机伸缩臂模糊可靠性分析。
Fuzzy Reliability Analysis of Railway Crane Telescopic Jib under Stochastic Load.
现在结构分析中应用的不确定性模型主要有随机模型,模糊模型,凸模型以及区间模型。
There are several mathematical models in present researches or applications about uncertain structural analysis, such as stochastic model, fuzzy model, convex model and interval one etc.
首次给出了该随机序列的模糊函数数学表达式,对其推导过程所采用的主要方法作了叙述,并对结果进行了分析。
The expression of its ambiguity function is firstly presented , the main derived method is also given, simulation results are analyzed at last.
结果分析表明,传统可靠度分析结果偏于不安全,而利用模糊随机可靠度来评价边坡稳定状况更趋于合理性。
It is found that results of the traditional reliability method are less securable and those of fuzzy-random reliability method are more reasonable.
经对性能指标性质的分析给出了一种模糊神经网络的学习算法——二阶段变半径随机搜索法。
Based on the analysis of the performance index a new algorithm, two stage random search algorithm with variable radius, is put forward.
在分析了目前的拥塞控制算法的基础上,将随机估计学习算法(SELA)和模糊逻辑的知识引入拥塞控制,提出了新的拥塞控制模型。
Based on analysis of the current congesting algorithm, a new congesting control mechanism is proposed, which employs SELA (stochastic estimator learning algorithm) and fuzzy logic controller.
总结了论文,指出了模糊随机可靠性分析方面还需要进一步开展的研究工作。
Finally, the thesis is summarized, and the further research works about the fuzzy-random reliability analysis are pointed out.
由此给出了人误概率的可能性分布函数,建立了基于人误概率可能性分布的结构模糊随机可靠度分析模型。
In this paper, the analysis model of structural fuzzy-random reliability of considering human error probability possibility distribution function is derived.
最后指出水资源研究的随机分析、模糊分析和灰色系统的耦合与GIS、RS和GPS的应用是今后湖泊水环境预测的发展趋势。
The coupling of random analysis, fuzzy analysis and Grey system of water resource and the application of GIS, RS and GPS in water environment prediction the trends of development in future.
给出了具体的算例,同时编制了模糊随机机构动力分析的有限元程序,验证了本文的观点和方法是可行的。
Concrete example is given and the dynamic analysis program of fuzzy stochastic finite element is programmed to test and verify the feasibility of the paper's view and method.
基于短时交通量时间序列的随机波动特征,提出一种小波分析和模糊马尔柯夫结合的预测方法。
Based on the dynamic and stochastic characteristic of short-term traffic volume, an approach combined wavelet analysis and fuzzy Markov forecasting model is put forward.
考虑到工程项目建设的模糊性和随机性,本文提出一种用于工程项目风险评估的模糊概率分析方法。
Taking into account vagueness and randomness of project, fuzzy and probabilistic method for project risk evaluation is presented in this paper.
用模糊聚类分析的方法对电弧冶炼炉的几种主要随机干扰进行辨识,并在此基础上设计了电弧冶炼炉模糊控制系统,取得了良好的控制效果。
Several main random noises of arc furnace are identified by fuzzy cluster analysis method. A fuzzy control system of arc furnace is designed, and good control result has got.
算例分析表明,随着模糊随机缺陷率期望值的增大,最优订货量增大,最大利润相应减少。
Numerical example shows that the optimal order quantity increases and maximization profit decreases as the expected value of fuzzy random defective rate increase.
将模糊随机干扰模拟为含模糊参数的随机过程,分析了模糊随机干扰下的振动系统的模糊随机响应。
By simulating the fuzzy random interference as a random process with a fuzzy parameter, the fuzzy random response of vibration systems of the random interference with fuzziness are analysed.
对边坡工程进行稳定性分析时,必须同时考虑其随机和模糊性。
Both of them call for consideration in rock - slope stability analysis.
本文的理论为进一步建立动态模糊随机响应分析(包括模糊随机振动)的一般理论奠定了基础。
This paper may serve as the basis of the general theory of dynamic fuzzy random response analysis (including fuzzy random vibration).
结合现场工业试验和模糊随机理论,修正了传统破碎力为一集中载荷给设计分析带来的误差。
The error has been corrected by site commercial test in combination with the fuzzy random theory.
在对以往评标决策方法比较分析的基础上,提出了带次约束的模糊综合评价的评标决策方法,降低了决策过程中的随机性,降低了评价过程中的人为因素的影响。
Putting forward the multi-index fuzzy evaluating method on the base of comparing previous methods, reducing randomicity and man-made influence in the course of the decision.
采用随机-模糊处理方法对边坡工程中岩石力学参数进行分析,并对计算中的隶属函数取值及迭代方式进行了讨论。
The paper analyses the rock mechanical parameters in slope engineering using random-fuzzy method and discusses the choice of membership function.
并应用实例设计,分析了常规设计法和随机应力强度曲模糊可靠性设计法的区别。
The difference between the common design method and the fuzzy reliability design method of random stress intensity is analyzed by means of a case study.
推导并分析了随机多元码PPM脉冲序列的平均模糊函数。
The average ambiguity function of the random multielement code PPM pulse sequence is developed and analyzed.
与传统层次分析法相比,将评价语言的模糊性和随机性也进行运算,具有较大的客观性。
Compared to traditional analytic hierarchy process, calculate both the faintness and the random of evaluation language, having more objectivity.
鉴于此,介绍了风速单参数海浪谱,并提出了对波高及周期统计的模糊分级统计方法,在此基础上给出了全面分析海洋环境载荷不确定性的模糊随机海浪谱及载荷谱的制作方法。
The authors introduce a wind speed single parameter sea wave spectrum, present the fuzzy grading statistic method of wave height and period, and thereby give the method for making the f…
锚喷支护结构分析中存在很大的模糊性,支护结构的失效是一个模糊随机事件。
There is a large amoant of fuzziness in the analysis of pin-jet concrete timbering structure. The pin-jet concrete timbering structure failure is a fuzzy-random event.
既可考虑基本变量的模糊性,又可考虑极限状态的模糊性,是常规的随机有限元可靠度分析方法的推广。
This method can consider the fuzziness of both the basic variables and the limit states, and it is an extension of the normally used stochastic finite element reliability analysis method.
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