因此,优秀的故障诊断人员在尝试寻找问题的原因以及了解系统行为的同时始终会兼顾全局情况。
Therefore, a good troubleshooter should never forget to "keep an eye on the big picture" when attempting to puzzle-out the cause of a problem and to understand the behavior of the system.
试验证明,小波- HMM可以在变转速变载荷工况下以及未知转速情况下对滚动轴承的各种故障有效地进行诊断。
The experiment shows that the HMM wavelet can make the effective diagnosis for various faults of rolling bearings operating under the condition of variable speed and load or unknown speed.
研究表明,在不解体的情况下,利用小型柴油机缸盖声信号对其进行故障诊断是可行的。
The study indicates that the noise signal can be used to diagnose the fault of the mini-diesel without disassemble the diesel.
为了在故障诊断信息不一致的情况下提取简单有效的诊断规则,提出了一种基于粗糙集理论的决策规则提取方法。
In order to extract simple and effective diagnostic rales from inconsistent diagnostic information, an extraction method of decision rules for fault diagnosis based on rough set theory is proposed.
失电残压在有些情况下是可以利用的,本文对利用失电残余电压诊断异步电机转子绕组故障进行研究。
However, RVACD can be utilized in some cases, diagnosis of rotor winding for asynchronous motor is researched by RVACD.
联机工作情况下对半导体随机存贮器的故障检测和诊断与一般的图案敏化法有显著的不同。
The method of testing semiconductor RAM in processes on-line condition is highly different from conventional pattern sensitive method.
综述了气动执行器的故障诊断技术以及容错控制研究的情况。
The technologies of fault diagnostics of pneumatic actuators and situation of tolerance control are described comprehensively.
基于网络分析中置换定理的思想,本文提出了一种适用于非线性电路有容差情况下,模拟电路子网络经故障诊断的新方法。
Based on the idea of substitution theorem, this paper presents a new fault diagnosis method of subnetworks in tolerance analog circuits, and it is applicable to nonlinear large net works.
虽然利用一种信息有时可以判断机器的故障,但在许多情况下得出的诊断结果并不可靠。
Although using individual information can reflect the machinery faults sometimes, in many instances the diagnosis result is irresponsible.
在这种情况下,就必须采用一些好的方法来对故障信息进行处理,以尽快、尽可能准确的进行故障诊断。
Under this condition, in order to analysis the fault quickly and accurately, a kind of fault diagnosis method must be developed to deal with the fault information.
简述了机组在线状态监控系统的基本功能与应用情况,以及对故障诊断系统进行改进和完善的方法。
The basic function and applicating condition of on_line monitoring system is briefly described. Improvement and perfection are carried out on trouble diagnosis system.
实验证明:其分析推导过程与某型飞机惯导产品实际情况完全一致,对国内惯导故障诊断具有重要的参考价值。
Experiment shows that its deducing process is entirely the same as the INS of a certain type of plane, and it has important reference value to fault diagnosing of homemade INS.
介绍了BP神经网络在MOA故障诊断中的应用情况。
A new application of BP neural-network to MOA fault diagnosis is introduced in this paper.
主要阐述双驻车辅助系统(DPA)的结构及工作原理,对其电路工作情况进行了分析,介绍了该系统进行故障自诊断的方法及步骤。
DPA structure and working principle is described. Its working circuit is analyzed and its fault self-diagnosis method and procedure is introduced here.
汽车维修中的诊断技术是在不解体的情况下发现隐蔽故障、预测未来的技术状况和准确判断维修时间的有效方法。
Diagnosis in motor vehicle maintenance serves the function of discovering latent troubles, predicting technical conditions and precisely judging the maintenance intervals without vehicle dismantling.
基于ESCN的机车故障诊断系统设计新颖、功能丰富,实际运行情况表明完全满足对机车故障诊断的要求。
The running of the system based on ESCN indicates that the system with novel design and strong function accords with the faults diagnostic requirements.
实验证明,AFMDIP有效降低了管理中心的带宽消耗,提高了在大范围多故障情况下的故障诊断速度。
The experiment shows that the AFMDIP efficiently reduces the bandwidth consume in the management center and speed up the fault diagnosis process under large-scale and multi-faults situations.
对在复杂故障情况下利用录波信息进行复杂故障诊断的方法进行研究,弥补了只用断路器和继电保护动作信息进行诊断的局限性。
After studying the further diagnosis of complex faults by using the recorded fault messages in order to remedy limitation of diagnosis using breaker and relay alarm messages.
运行实践表明,该系统知识模型适应性好,推理结果基本符合实际情况,有助于罐身电阻焊机的远程快速故障诊断。
Some application examples in practice showed that this system is adaptive and effective to can-body resistance welding machine, thus useful for fault diagnosis of can-body resistance wel…
应用该方法,对某风机振动故障进行了诊断,诊断结果为不平衡和不对中,与实际情况吻合,这表明神经网络应用风机故障诊断完全可行。
The diagnosing result is unbalance and misalignment. It is identical with actual condition. This shows that neural net used in fan trouble diagnosis is feasible.
从故障代码的人工识别方法、读取步骤、故障码信息含义及相应故障情况等方面,介绍了丰田5a -FE型发动机自诊断系统的应用情况及使用方法。
It introduces the application and the method of self-diagnosis system of 5a-fe Toyota engine, especially in the identification, read process, significance of fault codes and the like.
该文探讨了在旋转机器状态监测、故障诊断技术有了长足进步、自动控制技术突飞猛进的情况下,进行故障在线消除的必要性与可能性。
With the remarkable progress in the technique of diagnosis and control of rotating machinery as background, the paper explores the necessity and possibility of on line clearing of faults.
在引入故障影响因素的情况下,针对液体火箭发动机中常见的典型故障模式进行稳态故障效应仿真和分析,为该发动机的故障检测与诊断工作奠定了基础。
Then the variation of main engine parameters were analysed based on the simulation results. This work laid the foundation for fault detection and diagnoses of this engine.
并将该原型系统应用于某炼油厂的机组故障诊断实际中,试运行情况良好。
The prototype system is put into the practical equipment fault diagnosis in certain refinery and a satisfactory result is reached through the test run.
在含有谐波成分的响应情况下,通过识别其工作模态参数,然后同正常状况下的数据进行对比,从而进一步实现状态监测和故障诊断。
After identifying the operational modal parameters of working gearbox, then compare with the normal data, and further achieve condition monitoring and fault diagnosis.
支持向量机是一种适用于小样本情况下的故障 诊断和质量预测的有效方法。
Support Vector Machines(SVM) is an effective method applicable to the fault diagnosis and quality prediction when the samples are small.
单机情况下应用表明,该系统能够较好地满足数控设备加工过程中的常见故障的发现和诊断。
Stand-alone application cases show that the system can better meet the numerical control equipment in the common process of discovery and diagnosis of faults.
诺基亚诊断可以轻松地诊断和故障排除上运行的手机,包括各种测试,在移动电话上的情况:1。
Nokia Diagnostics makes it easy to diagnose and troubleshoot situations on the mobile phone by running various tests on the phone, including: 1.
给出故障可诊断性评价的定义,并针对两种传感器配置情况,进行可诊断性分析。本文所提方法为设计阶段开展故障诊断的研究提供了借鉴和参考。
For the two cases of sensor placement, some related definitions are given, and the fault diagnosabilitys are evaluated. The proposed methods give a valuable reference to the fault diagnosis research.
给出故障可诊断性评价的定义,并针对两种传感器配置情况,进行可诊断性分析。本文所提方法为设计阶段开展故障诊断的研究提供了借鉴和参考。
For the two cases of sensor placement, some related definitions are given, and the fault diagnosabilitys are evaluated. The proposed methods give a valuable reference to the fault diagnosis research.
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