可靠性框图

借助于故障树方法分析了主工作缸的失效模式，建立了主工作缸的可靠性框图。

With the aid of fault tree , the failure forms were analyzed , and the reliability block diagram of the primary working cylinder was set up .

通过这些方法，解决了基于布尔代数的故障树分析中长期存在的组合爆炸问题。最后，探讨了故障树分析法和可靠性框图法在系统可靠性研究中的关系，首次得出两者分析结果满足互补关系。

The long exist NP ( Non-deterministic Polynomial ) problems of FTA based on Boolean algebra was solved by these methods . Finally , the relationship of FTA and Reliability Block Diagram Analysis ( RBDA ) was studied , and the complementation relation of their results was first verified .

FMS任务可靠性框图模型的建模方法

Modelling Methods of FMS Mission Reliability Block Diagram Model

基于可靠性框图建模，采用最小路集计算分析，提出了大型复杂系统平均寿命评定的MonteCarlo方法。

Based on reliability diagram modeling and calculation of minimal path sets , Monte Carlo sampling simulation method of MTTF is obtained for large complex system .

其次，对SDH设备的物理及逻辑结构进行分析，给出了各种逻辑功能块的可靠性框图。

Secondly , the physical and logical structures of the SDH equipment are analyzed and the reliability models of the logic function blocks are constructed .

同时介绍了当前可信性建模中广泛使用的可靠性框图、故障树、Markov链和Petri网模型，对这些模型的描述能力和建模的复杂程度进行了分析和对比。

Reliability Block Diagram , Fault tree , Markov Chain and Petri Nets models , commonly used for dependability analysis , are reviewed and their modeling capability and solution complexity are discussed .

因此，本文选择从设备的逻辑组成出发，运用逻辑分割方法，以功能块来描述SDH设备，给出了各种逻辑功能块的可靠性框图，使分析简化并且通用化。

Therefore , we analyze the SDH equipment from the side of the equipment logic composition , and describe the SDH equipment with the logical function blocks . It makes the analysis more simple and common .

通过将扩散硅压力传感器的每一道工序作为“部件或元件”，构成“工艺”的可靠性框图，进行FMECA分析；

Every technology process of diffusion silicon pressure transducer as " parts and elements " the reliability farm-figure of the technology process is composed , and the FMECA analysis is proceeded .

本文从工程实践中总结了一套预计军用教练机MCSP及系统的任务可靠度的方法，比较全面地论述了任务可靠性框图的特点，并提出了一个计算军用教练机MCSP的实用数学模型。

This method is derived from engineering practices . The characteristics of Mission Reliability Diagram are represented systematically . A mathematical model used in MCSP Calculation of military trainers is presented .

航天产品可靠性框图自动评估系统实现与研究

Study on Automatic Estimation System of Spaceflight Product 's Reliability Block Diagram

通过可靠性框图计算随时间变化的制动系统可靠度。

So the time-varying reliability of braking system can be calculated in reliability diagram .

期望安全完整性等级为SIL3。五、通过可靠性框图对设计的安全系统进行安全完整性等级验证。

The expected Safety Integrity Level is SIL 3 . V. Validate the designed safety system by Reliability Block Graph .

首先介绍了可靠性框图的几种基本模型，建立了某伺服作动系统的基本可靠性模型和任务可靠性模型；

First of all , introduces several basic models of reliability block diagram , establishes basic reliability model and mission reliability model of actuation system .

已知某机起落架的可靠性框图为串联系统，其建成的故障树为单调关联系统故障树。

If it is known that the reliability sketch of the aircraft landing gear system is a series system , then the fault tree is a coherent system one .

分析制造网格体系结构及运行模式，得出其可靠性框图，定义其可靠性评价模型，为有效地实施管理提供理论指导。

Based on the analysis of MG reliabilty , the reliablity block diagram and the reliability evaluation for MG were proposed , which provides the theoretical direction to put the reliability management into action effectively .

针对水平圆盘精密排种器排种系统的特点，提出了排种系统的功能逻辑框图、可靠性框图和故障树，分析了排种系统可靠性预测与评估的方法。

Based on characteristics of horizontal disc metering system , metering function logical frame and reliability frame and failure trees are put forward , and method of metering system 's reliability prediction and evaluation are analyzed .

采用可靠性框图分析方法，根据系统正常工作状态和故障状态的定义，提出了发射场供配电系统的可靠性模型和可靠性分析方法。

In this paper , based on the analysis of reliability diagram and the definition of normal state and failure state , a method of reliability modeling and analysis of the power supply for launch site is proposed .

对微机控制直通电空制动系统的气路部分和电路部分分别给出了其任务可靠性框图，并运用可靠性理论推导出其任务可靠度计算公式。

The task reliability frame drawings are given respectively to the air circuit part and electrical circuit part of micro-computer controlled straight electro-pneumatic braking system , and the reliability theory is used to derive the task reliability calculation formula .

分析火灾应急系统影响因素及建立火灾应急系统响应可靠性功能框图模型。

The impact factors of fire emergency system are analyzed and the response reliability features diagram model of fire emergency system is established .

把建立的分系统可靠性任务框图，转化为可靠性指标分配计算数学模型，应用遗传算法将分系统的可靠性指标分配到每一个零件。

Converting the task block diagram of the subsystem reliability into a mathematical model to calculate the reliability index , the reliability index of subsystems is assigned to each part with the genetic algorithm .

在对地铁综合监控系统体系结构、实现功能等方面进行分析的基础上，采用常用的可靠性分析法&可靠性框图法、GO法和故障树分析法分别对系统进行可靠性分析。

Based on the research of structure and function of subway main control system , its reliability level is accessed by using three common methods-reliability block diagram method , GO method and fault tree analysis method .

然后，讨论了武器系统可靠性评估软件的可靠性框图数据结构设计和评估算法实现，给出了关键问题的解决办法，简要介绍了软件的功能与使用。

Then , the data structure design of reliability block diagram and assessment algorithms of system reliability software is discussed , the method how to resolve the key problems is given , the functions of the software and how to use is introduced , too .

运用基于馈线分区的网络模型分析法和故障树法进行牵引变电所供电可靠性评估，运用可靠性框图分析法和故障树法进行接触网系统可靠性评估，并分别给出了其等效可靠性模型。

The thesis applies the network model analysis on the basis of feeder partitioning and fault tree method for reliability assessment of the traction substation , apply reliability block diagram analysis and fault tree method for reliability assessment of the catenary system , the equivalent reliability model is given .

传统的可靠性分析主要是依靠可靠性框图或故障树分析方法进行系统的可靠性分析，这些分析方法存在着工作强度大、效率低、容易出错等一系列问题。

However , there are many problems , such as heavy working intensity , poor efficiency and high error probability in trade methods , which depend on reliability chart or FTA .

本文的第五章介绍了基于VC平台编制、用于伺服作动系统的计算机辅助可靠性分析软件，软件功能包括可靠性框图、故障树分析和马尔可夫分析。

Design a suit of reliability analysis software based on Visual C + + 6.0 , used for servo-actuation system .

本文介绍了嫦娥一号卫星有效载荷X射线谱仪可靠性预计及其分析，给出了可靠性框图，并对探测器关键项目及单点失效故障模式进行分析。

This paper introduce Chang'E-1 Satellite Lunar Orbital X-ray Imaging Analyzer responsible for the reliability prediction and analysis , include reliability diagram , elaborate on X-ray Imaging Analyzer 's key items and single point failures mode .

阐述了液压防爆绞车系统的可靠性设计方法，给出了可靠性模型框图，并进行了可靠性计算和分析。

This article elaborates the reliability design method of hydraulic explosion-proof winch system and gives the frame sketch of reliability model and performs an analysis for reliability calculation .

运用系统可靠性理论的基本原理，使用可靠性框图法对国内自行研制开发的微机控制直通电空制动系统建立了可靠性模型。

With the fundamental principles of reliability theory of the system , the reliability frame drawing method is used to set up the reliability model of the micro-computer controlled straight electro-pneumatic braking system developed domestically .

在分析人机系统可靠性传统计算方法的基础上，依据可靠性框图与失效树之间的等价关系，指出传统计算模式使用的局限性，并提出人机系统有效和合理的分析方法是应用失效树分析。

The limitation of application of conventional method to calculate Man-Ma - chine system reliability is pointed out . A new approach by use of FTA is proposed .

由此，本文把BN引入到可靠性分析中，把贝叶斯网络和可靠性分析中的可靠性框图和故障树方法作了比较。

Thus , this paper introduced BN to the analyses of the reliability , and compared it with the fault trees and structural graphs of reliability analysis .