This high voltage can initiate a second fault at the weakest insulation point in the system.
这高的电压能在系统中最弱的绝缘点开始一种第二种过失。
A novel fault tracking approximator for fault diagnosis scheme of high voltage direct current transmission (HVDC) system is proposed.
提出了一种新的故障跟踪估计器来诊断高压直流输电(HVDC)系统中的故障。
The precise location of high-voltage transmission line fault is of great significance and practical engineering value.
高压输电线路故障的准确定位具有非常重要的意义和工程实用价值。
Partial discharge pattern recognition is considered as an effective tool for insulation fault diagnosis on high voltage electric equipment.
局部放电模式识别是一种高电压设备绝缘故障诊断的有效方法。
In resonant ground systems, both asymmetric fault of high-voltage side and asymmetry of load cause the asymmetry of system electrical source voltage. Then they change neutral displacement voltage.
在谐振接地系统中,系统高压侧不对称故障及负荷的不对称会引起系统电源电势的不对称,从而改变中性点位移电压。
So high voltage transmission line fault diagnosis and performance analysis are very important for security and stability of Power Systems.
因此,对输电线路的故障诊断和性能分析是极为重要和必要的。
In addition, it also introduces electric fault diagnosis of high voltage switchbox with the technology of data fusion.
另外,还介绍了利用数据融合技术来进行高压开关柜的故障诊断。
The Detecting Technique of Electrostatic Discharge is applied mainly in electrostatic hazard protection, fault diagnosis in high voltage power system.
静电放电探测技术是静电危害防护、高压电力故障诊断等领域的关键技术。
Fault location for high voltage transmission lines has great social and economical benefit, now electric manufacturers and scientific researching organizations are doing work - about it.
高压输电线路故障测距具有巨大的社会效益和经济效益,是国内外电力生产和科研部门密切关注的研究课题。
Based on the introduction of wavelet packet and characteristic entropy, a new method to diagnosis fault for high voltage circuit breakers is presented, and its steps and analysis are also introduced.
在详细介绍小波包与特征熵的基础上,将二者结合提出了一种诊断高压断路器机械故障的新方法,并给出了切实可行的诊断步骤和分析。
The failure causes of high voltage asynchronous electric machine are introduced and analyzed. Some methods of state monitoring and fault diagnosis are put forward.
介绍和分析了高压异步电机的故障原因,提出了状态监测及故障诊断方法。
It is indicated that correct selection of the rated voltage and insulation level is of great importance to safe, fault-free operation of the high-voltage shunt capacitor in the power network.
并指出正确选择额定电压和绝缘水平对高压并联电容器在电网中安全、无故障运行的重要性。
The old GC IR MS didn't operate continuously because its fault of ion source high voltage discharge took place frequently.
旧的GCIRMS单体碳同位素比值色谱质谱仪离子源高压放电故障频频发生,以致仪器不能正常工作。
In accordance with the high and extra high voltage long distance transmission line, this paper presents a fault location method based on two terminal information of self synchronous rectification.
针对高压、超高压远距离输电线路,提出了一种应用双端信息自同步校正的故障测距法。
This paper describes the operating principle of radar-impulse type fault locators used in high voltage overhead lines.
本文对雷达-脉冲型输电线故障点探测器的探测原理作了扼要介绍;
This article proposed shunt current electric larceny fault detection model for electric energy meter 'current coil of the high voltage power metering system.
提出了高压电力计量系统电能表电流线圈分流窃电故障检测模型。
In high-middle voltage power system, the current setting of the charge-protection always bases on the fault current in the minimal operation mode, and the break should be snapped action.
在高中压系统,充电保护电流定值是按躲过最小运行方式故障电流整定,并要求瞬时动作;
A network fault model for the high voltage electric power metering system is proposed in this paper.
提出了高压电力计量系统网络故障模型。
The utility model relates to a non-contact on-line monitor for air leakage and negative pressure fault in a high-voltage vacuum switch.
本实用新型是一种非接触式的在线监测高压真空开关的漏气及负压故障的装置。
A new idea is presented to introduce the linear temporal logic (LTL) technology and analog information into a fault diagnosis system for high voltage (HV) transmission lines.
提出了将线性时态逻辑(LTL)技术和电网故障模拟量信息引入高压输电线系统故障诊断的新思想。
On the base of consulting a great amount of materials, a deep research on on-line monitoring and fault diagnosis system of high voltage electric equipment in substation was done in this thesis.
本文在查阅了大量相关资料的基础上,对变电站高压设备的在线监测和故障诊断技术进行了深入研究。
The principle of in frequency converter using large high-voltage power electronic device IGBT was discussed. And the cause of fault was analyzed as well as the lesson should be learned.
叙述了大功率高压电力电子器件IGBT变频传动装置整流器系统的原理,着重分析了故障原因及应吸取的教训。
The utility model provides an ultrasonic fault detection comparing test block for a high-voltage pillar porcelain insulator, consisting of a test block body and arc grooves.
本实用新型提供一种高压支柱瓷绝缘子超声波探伤对比试块。
If there are high voltage cables running anywhere near the data cables, the potential for a fault condition exists as a result of insulation failures or inadvertent contact by an installer.
如果数据电缆附近有高压电缆经过,在诸如绝缘失效、意外接触设备,则会存在故障电势。
A novel fault phase selector by fault component of compensation voltage based on traveling wave is presented for high-speed protection.
针对传统电流突变量和电压突变量选相元件不能同时满足强弱电源系统侧保护要求的缺点,提出一种新的突变量选相原理。
A novel fault phase selector by fault component of compensation voltage based on traveling wave is presented for high-speed protection.
针对传统电流突变量和电压突变量选相元件不能同时满足强弱电源系统侧保护要求的缺点,提出一种新的突变量选相原理。
应用推荐