WEIBULL相关论文
本文针对埃塞俄比亚降雨的时空分布建立了随机日降雨模型.首先使用具有模拟年分量(AY)的马尔科夫链模型(MCAYM)来模拟日降雨的发生......
Three-parameter Weibull distribution is one of the preferable distribution models to describe product life. However, it ......
<span style=“font-family:Verdana;”>In this paper, we derived a new distribution named as truncated Weibull Rayleigh (T......
Analysis of an Inventory System for Items with Price-Dependent Demand and Time Dependent Three-Param
In this research work we propose a mathematical model of an inventory system with time dependent three-parameter Weibull......
<正> In the tests of metallurgical fatique and acceleration of electronic devices, in order to design and estimate the r......
应用断裂力学在拉力负载和弯曲负载下予计石墨强度的研究曾同实验数据和当前广泛采用的威布尔(Weibull)理论进行比较。对尺寸相似......
...
本文介绍复合材料的轴向拉伸强度的理论。涉及纤维、纤维束的强度和复合体的拉伸破坏型式分析。 常用纤维加劲材料,大都是脆性纤维......
本文运用Weibull 分布理论讨论了应用陶瓷材料作结构部件时机械强度的合理设计利用方法。文中以陶瓷绝缘子材质的合理选取和机械强......
对于大部分陶瓷粉末而言,测定颗粒大小实际上是测定粉料中团聚体的大小;聚团的破坏是发生在团聚体中最薄弱的点上。基于这个假设,......
本文研究了在冰强度问题中 Weibull-Бопотин脆性破坏统计理论的适用性,文中发现,对冰尺寸效应问题的研究可归结为寻找一个......
碳纤维属于脆性材料。抗拉强度随着测试样品长度的增加而降低,这是缺陷控制强度的主要实验依据,对于同样长度的测试样品,强度值的......
对4Ce-2Y-TZP-20A复合陶瓷进行了单轴试样的三点、四点弯曲及圆片试样的双向弯曲试验.用Weibull二参数方程进行统计分析,用最小二......
通过实验测试了碳纤维及三种涂层碳纤维(CF+SiC,CF+PC,CF+PC+SiC)的拉伸强度,用weibull统计方法对涂层纤维拉伸强度进行评价,分析......
Weibull analysis of fluidity and hardness of ultrasonically degassed secondary Al7Si0.3Mg aluminum a
The influence of ultrasonic degassing process on fluidity and hardness of secondary Al7Si0.3Mg alloy castings was studie......
目的:使用Weibull分布模型拟合艾司唑仑片的溶出曲线,通过比较6条曲线参数来评价制备工艺,并为评价艾司唑仑体外溶出行为提供新的......
A statistical model of random wave is developed using Stokes wave theory of water wave dynamics. A new nonlinear probabi......
The vehicle survival pattern describes the process that the survival ratio of vehicles decreases with the growth of vehi......
[Objective] The paper was to study the disease grading criterion and assess the yield loss caused by maize rough dwarf d......
为了提高和改进湿式多片盘式制动器的制动特性,以轮式挖掘机驱动桥的湿式多片式盘式制动器为研究对象,针对湿式制动器纸基摩擦材料......
威布尔(Weibull)分布是瑞典学者威布尔于1951年研究可靠性理论时提出的,主要用于表示工业上事故率的状况。由于威布尔分布对于反......
多数研究者认为,用Weibull分布描述林分径级结构,是一个比较理想的模型.本文利用设在带岭林业局南苗圃的17年生长白落叶松密度试......
The present study focuses on the relationship of hardness with grain size for commercially pure titanium (CpTi) and ultr......
首次将连续型Weibull 分布用于珍稀濒危植物长苞铁杉种群空间分布格局的研究,取得理想效果,长苞铁杉种群分布符合Weibull 分布。并......
本文把可靠性理论中故障率的概念引用于地震预报,建立了一族新的可靠函数w_1(t)=exp[-λt~a·e~(c·sin)(ωlnt+(?))].新可靠函数......
Based on statistics principle,random error and systematic error were considered and the volumetric properties of the two......
The broadleaved-Korean pine mixed forest is a native vegetation in the Changbai Mountains, northeast China. The probabil......
The paper deals with the fracture mechanismof the high alumina electric porcelain.Thefracture origins,fracture process,......
本文运用Weibull数理统计方法分析比较讨论了20CrMnTi钢试样经离子渗碳、气体渗碳和碳氮共渗所获得的碳浓度分布、硬度分布和渗层......
Diameter frequency distribution in a specific stand provides basic information for forest resources management.In this s......
光纤强度Weibull分布中的形状参数m及光纤的抗疲劳参数n可用于光纤使用寿命的估计,光纤断裂可靠性研究也需借助Weibull分布参数的......
Study on influences of TiN capping layer on time-dependent dielectric breakdown characteristic of ul
The thickness effect of the TiN capping layer on the time dependent dielectric breakdown(TDDB) characteristic of ultra-t......
—The maximum entropy principle(MEP)method and the corresponding probability evaluationmethod are introduced,and the max......
This study was carried out to determine the performance of percentile-based Weibull diameter distribution model for Pinu......
Based on historical wind fields in the Bohai Sea,a sequence of annual extremal wave heightsis produced with numerical wa......
基于Weibull分布的随机赋值方法,表征花岗岩的力学参数的非均质性,在PFC2D软件中生成花岗岩非均质模型,研究花岗岩的非均质性对单......
为能更好地揭示复杂应力状态下饱和风积土变形过程的损伤本构关系,引入服从Weibull随机分布的饱和风积土微元强度统计损伤理论,基......
本文研究了玻璃材料强度Weibull统计的可靠性问题,建立了样本容量与置信水平和误差率的定量关系,指出玻璃弯曲强度数据与强度分散......
玻璃的弯曲强度是反映其力学性能的主要指标。如何获得尽可能准确的弯曲强度值,是玻璃力学性能评价基础理论研究工作中的重要内容......
本文根据Weibull分布函数,分析了十一组玻璃试件的抗弯试验结果。探讨了玻璃体积对玻璃强度的影响,给出了体积与破坏概率之间关系......
对全片层收组织的TiAl金属门化合物进行了三个应变率（1001／s，3001／s，8001／s）的冲击拉伸试验研究，得到了材料在不同应变率下的完整的应力应......
碳纤维属于脆性材料,随机分布的缺陷控制其抗拉强度。用Weibull最弱连接理论及经验方程式可阐明和计算抗拉强度与CV值以及与直径的......
The relationship between Charpy absorbed energy and the fracture toughness by means of the (crack tip opening displaceme......
