查询词典 fault

The practicality of using rough set to reduce the date was discussed, in this paper, and the interval-valued continuous attribute discretization by applying self-organizing map neural network clustering was proposed, too. This article proposes a simplified indiscernible matrix's method, which reduces the example's condition attribute and eliminates the redundant information of the date. What's more, it provides the methods used to diagnosis compressor's faults based on the intelligence hybrid system by adopting the MATLAB neural network workbox. At last, the functional modules which make up into intelligence hybrid system for fault diagnosis was introduced, including: data acquisition module, date preprocessor module, date reduction module, neural network module, fault diagnosis module and fault expressing module. Here, the article also gives the flow of work of all the above modules.

论文论述了应用粗集对故障数据进行约简的可行性，并应用自组织映射神经网络的聚类功能，来实现连续属性值的离散化方法；给出了简化的分明矩阵法，并用该方法实现了样本条件属性的约简，消除了样本数据中的冗余信息；采用MATLAB神经网络工具箱建立了压缩机的部分故障类型的智能混合诊断系统；最后介绍了智能混合故障诊断系统的功能模块组成，各功能模块分别为：数据采集模块，数据预处理模块，数据约简模块，神经网络模块，故障诊断模块，故障解释模块；并给出了各功能模块的工作流程。

The model holds that the Aqike anticline was formed by both fault-propagation fold process and fault-bend fold process. It is a fault-anticline structure formed by three stages and composed vertically of three parts, i.e., autoch-thonous system, para-autochthonous system, and allochthonous thrust block.

结合地震解释剖面、区域构造背景及前人研究成果，建立了阿其克背斜形成过程的地质模型，认为它是在断层传播褶皱和断层转折褶皱共同作用下，以断层传播作用为主分3个阶段形成的断坡背斜构造，垂向上自下而上分原地系统、准原地系统和外来系统中的推覆体3个构造层次。

At the same time, on the base of analysis of the present situation, the development trend and the leading edge technology, the necessity and feasibility about the exploitation of the full hydraulic bulldozer"s sate monitoring and fault diagnosis system is given; According to the structure, working feature and working environment, it works out system schema and system composition; The system is divided into display module, communication module and fault diagnosis module by means of block design, the implementation method and key parameter are also given; In light of the features of the full hydraulic bulldozer, the state monitoring and fault diagnosis platform composed of controller RC6-9 and display DI2/10 is designed based on CAN-Bus and the hardware design is completed; It lists the measured values and state of monitored parameters which should be real-time displayed in monitoring module as well as the data which will be transmitted; Furthermore, On the base of the study of, it gives 34 kinds of constant faults" diagnosis methods; Using BODAS software and DPS software, it compile the program code of the controller and the displayer; At last, this paper design and make the simulation test device of control system of construction machinery, through the experiment, the realizability, the categoricalness, the reliability, the stability and real-time are tested, in addition, the improved methods are given.

本文收集整理了国内外智能推土机研究的相关文献资料，综合分析了国内外智能推土机的研究现状、发展趋势和前沿技术，论证了开发全液压推土机智能系统的重要组成部分&全液压推土机状态监测与故障诊断系统&的必要性和可行性；根据全液压推土机的结构、作业特点和作业环境，制定了全液压推土机状态监测与故障诊断系统方案，确定了系统的结构组成；采用模块化设计方法，将整个系统分成了显示、通信和故障诊断三个模块，给出了各模块功能的实现方法，确定了各模块的关键技术参数：选用RC6-9和DI2／10作为系统的控制器和显示器，用CAN总线搭建了系统的通信平台，完成了系统的硬件设计；确定了系统监测参数和通信数据，对全液压推土机常见故障特征进行了分析，给出了34种常见故障的诊断方法；在BODAS软件和DPS软件的集成编程环境下，编写了控制器和显示器程序；设计并制作了工程机械控制系统模拟试验板，并在此基础上通过多次的程序调试与试验，对所设计的全液压推土机状态监测与故障诊断系统功能的可实现性、完备性、可靠性、稳定性和实时性进行了检验，证实了此系统的可行性，并提出了进一步的改进方案和措施。

The analysis shows that: a The classifiable fault styles are mainly two types: one is fault occurs in single bridge arm, the other one is fault occurs in two bridge arms.

故障情况分析表明： a 可分类的故障类型主要包括两大类，一类是一个桥臂上的晶闸管故障，一类是两个桥臂上的晶闸管同时故障。

On the bases of these work, in order to reveal the physical mechanism of this recurrence behavior, the coseismic coulomb stress changes generated by fault interaction is calculated by inducting rock and fault mechanics, and their triggering and delaying influences on seismic potential of active fault are analyzed.

在此基础上，为了从机理上揭示大陆板内地区地震复发行为的物理机制，引入力学方法，研究了断裂间的相互作用及其产生的同震库仑应力改变，并对同震库仑应力改变对活动断裂地震潜势的影响进行了分析和讨论。

We also find that the coseismic displacement amplitudes are asymmetric across the seismic fault, with the displacements south of the fault about 10%～20% larger in amplitude than that north of the fault.

我们还发现形变沿断层两盘并不对称，断层南盘的位移比北盘大10%~20%。

Because the main territorial cap rock which could block off hydrocarbon migration in another side of fault in Paleozoic stratum is huge thick mudstone in upper mbr of Shangshihezi group and Shiqianfeng group, this make only backward fault to dip direction can block to form fault-block trap in the reservoir stratum of carbonatite eluvial horizon in Ordovician and thick sandstone in Permian .

古生界具有侧向封堵条件的区域性盖层主要是上石盒子组上段—石千峰组大套泥岩，这决定了断块区奥陶系碳酸盐岩风化淋滤带及二叠系大套砂岩储层在反向断层遮挡下能形成断块圈闭。

The paper studies fault diagnosis technology based on fruticose gas pipe network which is universal in small towns,and gives a particular description of domestic and foreign gas pipe network fault diagnosis technique based on hardware and software currently. The author uses graph theory to build up hydraulic analysis model of natural gas network and presents its solution methods. Besides, the author works out the relation between gas pipe pressure and flux in unsteady condition of fluid flow according to pressure boundary condition and differential equation group, and puts forward fault diagnosis methods and steps of the fruticose natural gas pipe network of middle pressure based on the simplification of this relation.

本文针对小城镇比较普遍的枝状天然气分配管网进行故障诊断技术研究，详细叙述了目前国内外基于硬件和软件的燃气管网故障诊断技术，利用图论理论建立了天然气管网水力分析模型并叙述了其求解方法，根据燃气管内流动的微分方程组和压力边界条件求解出非稳定流动时燃气管道压力和流量的关系，并在对此关系进行简化的基础上提出了基于中压枝状天然气管网的故障诊断方法和步骤。

It is the first time to study concealed tectonism by remote sensing、 geochemistry、geogas、radiometric Rn in Shitingjiang area. And discover WN-ES concealed fault. And form germinative lozeng fault depression in the end of left folded area of left lateral strike-slip fault.

对石亭江地区隐伏构造进行研究中，首次应用遥感、地球化学、地气法、测氡法，发现北西—南东向的走滑断层，在左行走滑断层尾部的左叠覆区形成萌芽阶段的菱形断陷。

In the chapter 7, a new type of highly reliable and multifunctional hydroturbine microcomputer-based governing system is studied and developed; the structure design principle of microcomputer-based system is described and discussed; based on the adaptive control strategy with optimized PID parameter, a combined control strategy of frequency and phase with variable weighting factor is presented; in the design of hardware and software, the fault diagnosis, fault tolerance and fault avoidance techniques are adopted, and the suitability and reliability are greatly improved.

第七章研究开发了一种新型的高可靠多功能水轮机微机调节系统，论述了微机系统的结构设计原理，在适应式PID参数优化调节控制策略的基础上，提出了机组空载运行时的变权系数频率和相位综合控制策略；在微机调节控制器的硬软件设计中，全面应用了故障诊断技术、容错处理和避错处理技术，大大提高了整个系统的适应能力和可靠性。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。