The transformer early failure on line supervisory equipment is a key apparatus to realise transformer state maintenance technique,in which,the spectrum analysis method of transformer oil is a mature and effective method to determine transformer failure.
变压器早期故障在线监测装置是实现变压器状态维修技术的一个关键设备 ,其中变压器油色谱分析是检验变压器设备故障较成熟和有效的方法 ,但它也存在一些不确定的因素 ,要依靠实践不断取得经验。
Through the initial failure test,the failure positions and failure causes sort of a type of CNC system are analyzed.
通过早期故障试验对某型号数控系统故障部位和故障原因分类进行了分析,对外购、外协件的可靠性保证措施及质量优选进行了研究,对制造关键工序和装配过程的可靠性保证措施提出了建议,提高了该数控系统的可靠性。
Differential resonator method for early fault visual detection of generator rotor system;
电机转子系统早期故障可视化检测的差分振子法
Diagnosis method of aeroengine early fault based on the Dempster-Shafer evidence theory;
基于证据理论的航空发动机早期故障诊断方法
Gear tooth crack early fault diagnosis based on the cyclostationary demodulation;
基于循环平稳解调的齿轮裂纹早期故障诊断研究
To extract incipient fault feature of mechanical signal, a new method to construct wavelet according to the fault characteristics is presented.
针对机械信号早期故障特征的提取问题,提出了一种根据故障特征波形的特点来构造相应小波的方法。
The importance of motor incipient faults detection is made clear in this paper.
本文论述了异步电动机的各种主要早期故障 ,并对各种检测技术的发展状况作了综合性的评
Two methods based on phase map and Lyapunov exponents of Duffing oscillator were presented to diagnose the incipient fault of rolling bearing.
提出以杜芬(Duffing)混沌振子检测滚动轴承早期故障的相轨迹图法和李亚普诺夫(Lyapunov)指数方法。
Research on an Initial Fault of Synchronous Gearbox Using On-line Monitoring and Diagnosis Expert System
同步齿轮箱初始故障在线监测与诊断专家系统的研究
Management of breakdown in z-axis initialization of SGS-1 gamma ray therapeutic system
SGS-1型伽玛治疗系统z轴初始化故障的维修
The subscription is not initialized or not created for failover mode operations.
订阅未初始化或没有为故障转移模式操作而创建。
By using the characters and advantages of wavelet transform with MRA and local time-frequency domain, the feature parameter group which reflecting gear fault features is built.
运用小波变换的多分辨和时频局部化特性,建立故障徵兆的初始徵参数集合。
Some of the keys on the keyboard have started to malfunction .
键盘上的一些键开始出现故障。
REPAIRING CHIME INOPERATIVE AT ALL TIMES
修理警鸣音始终不起作用故障
Failure Analysis on Raw Data Transmission of GE PROSPEED AI
GE PROSPEED AI原始数据传输故障分析
Reporters learned that the renovation of the Former Residence of Jia Yi is preliminarily scheduled to start in 2004.
据悉,贾谊故居初步拟于2004年开始修复。
The model of the failure probability distribution was obtained by applying total failure time method for the numerical control punch.
运用故障总时间法初步确定数控冲床的故障概率模型。
Frantically Brown began searching for the trouble.
布朗发疯似地开始寻找发生故障的原因。
Investigation of Fault Diagnosis with Frequency varying Signals for EHV Transmission Lines
用变频信号进行超高压输电线路故障诊断初探
The Preliminary Research of Time-frequency Analysis on Bearing Fault Diagnosis of Gearbox;
齿轮箱轴承故障诊断的时频分析方法初步探讨
The Simulation of Electric Contact Failure and the Preliminary Design of Experiment Box of Dust Deposition;
电接触故障仿真与尘土沉积实验箱的初步设计
A Brief Discussion on Some Breakdowns in Tool Changer of the Numerical-control Machining Center;
数控加工中心自动换刀装置若干故障分析初探
BP Algorithm Given Initial Value of Analog Circuit Fault Diagnosis
基于赋初值BP算法的模拟电路故障的诊断
Computer networks, data link layer of network troubleshooting
计算机网络数据链路层网络故障排除初探
Countermeasures Against the Faults of Hydraulic System Shortly After the Development Machine Overhauled
大修掘进机生产初期液压故障处理对策
Study about On - Line Monitoring and Fault Diagnosis System for 825 Blooming Mill
825初轧主机在线监测与故障诊断系统的研讨
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