针对电能质量扰动信号的特性,本文采用小波变换对电力系统的高频、瞬时脉冲、电压切痕扰动信号进行检测。
According to features of power quality disturbance signal, this paper detects the disturbance signals of high-frequency, transient impulse and voltage notch with wavelet transforming.
高斯脉冲干扰时,微带线感应电压、电流的时域和频域特性随入射角度而变化。
When the incident wave is Gauss pulse, the response characteristics at ports both time and frequency domain varies with incident angles.
利用脉冲电流法检测系统对合成绝缘子在不同电压下的脉冲电流特性进行了研究。
In this paper, on-line detection for composite insulator based on pulse current method is studied.
为精确测试半导体激光器(LD)的光功率-电流-电压(LIV)特性,提出一种基于脉冲注入调制的方法,并据此研制新型的LD脉冲测试系统。
A method based on pulse injection was put forward to test the light-current-voltage (LIV) characteristics of laser diode (LD), and a new type of pulse measurement system was developed.
该系统主要有电流与电压关系测试、电压与电流关系测试、电阻与所加的脉冲信号关系的测试和疲劳特性测试等模块组成。
It includes several modules of the relationship between current and voltage, voltage and current, resistance and pulse width or height, fatigue characteristics.
该系统主要有电流与电压关系测试、电压与电流关系测试、电阻与所加的脉冲信号关系的测试和疲劳特性测试等模块组成。
It includes several modules of the relationship between current and voltage, voltage and current, resistance and pulse width or height, fatigue characteristics.
应用推荐