探索综合利用故障初始电流、电压行波线模分量实现配电线路双端故障测距的新方法。
A new method of fault location for distribution feeders based on the aerial mode component of fault generating current and voltage traveling waves is discussed.
此外，故障电压行波于非对称短路点发生线模与零模行波相互交叉透射，致使故障电压自然频率“混叠”。
In addition, line mode and zero-mode voltage wave cross each other at the point of fault which causes the natural frequency "aliasing".
基于行波特征区分雷电冲击与短路故障有一定局限性，提出一种利用母线电压信号特征识别雷击与短路故障的新方法。
We proposed a new method to distinguish the lightning strikes and common short-circuit faults on the basis of the characteristic of the bus voltage signals using S-transform.
针对波阻抗方向继电器利用初始电压和电流行波的比值构成的特点，提出了基于小波变换的继电器算法。
According to the property that the surge impedance relay is realized by the ratio of voltage and current travelling waves, the relay's algorithm based on wavelets is present.
在行波故障测距中，传统的数据采集系统无法适应采集高速变化的暂态电压、电流行波的要求，难以实现故障的精确定位。
In traveling-wave fault locating, the traditional data acquisition system can not record the fast-changed traveling waves of voltage and current for accurate fault locating.
发射机的所有电路基本上都是围绕着如何给行波管的各电极提供正确稳定的工作电压及使行波管正常工作的各种保护和控制功能而设计的。
All circuits of the transmitter are basically designed to offer the proper, steady voltage for the electrodes of TWT and various protective, control functions for its smooth operation.
行波保护的原理基于线路故障的暂态特征——行波引起的电压电流量的变化。
Its principle is based on the transient characteristics of the line fault, which is the changes in the voltage and current caused by the travelling wave.
行波保护的原理基于线路故障的暂态特征——行波引起的电压电流量的变化。
Its principle is based on the transient characteristics of the line fault, which is the changes in the voltage and current caused by the travelling wave.
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