1) fundamental current
基波电流
1.
The PWM inverters that configure to each compensation winding are applied to produce fundamental currents,which are injected to the corresponding compensation windings.
每个补偿绕组配置一个逆变器,通过逆变器向相应的补偿绕组注入基波电流,当变压器原副边基波电流满足基波电流补偿条件时,串联变压器的一次侧对基波电流呈现很低的阻抗,而对谐波电流呈现很高的阻抗,从而迫使谐波电流流入无源滤波电路。
2.
With the advantages of easy implementation and less calculation,the method is suitable for the fundamental current detection in three-phase or single-phase APF(Active Power Filter),as well as the fundamental voltage detection in DVR(Dynamic Voltage Restorer).
将畸变的电流转换为电压并将该电压信号作为RLC串联电路(其谐振频率为电流的基波频率)的输入信号,则在电容C上将获得放大的基波电压信号以及被有效抑制的谐波分量,从而实现对基波电流的检测。
2) cardinal wave of resistive current
阻性电流基波
1.
The fundamentals of measurement of cardinal wave of resistive current was described and the necessity for simultaneous sampling at measuring cardinal wave of resistive current was analyzed.
介绍金属氧化物避雷器(MOA)阻性电流基波测量的基本原理,分析了测量阻性电流基波时同步采样的必要性,采用同步采样AD转换器MAX1310,可保证电压电流信号同时采样,避免了投影角的测量误差;采用锁相环技术可实现特定周期内整数点采样。
3) fundamental harmonic resistant leakage current
基波阻性电流
1.
The system is capable of monitoring real fundamental harmonic resistant leakage current and dielectric loss factor and has friendly human machine interface.
本文基于LabV IEW软件和PC I-1712L数据采集卡,构建一种MOA信号采集与分析处理系统,该系统能够在线监测基波阻性电流和介质损耗因素的变化,并具有友好的人机界面。
4) fundamental current control
基波电流控制
1.
The principle of fundamental current control is adopted and the effect of harmonic currents generated by nonlinear loads on power system is reduced significantly.
研究并制作了一台用于三相四线制配电网的串联混合型滤波器实验样机,采用基波电流控制的策略,可以显著抑制非线性负载产生的谐波电流对电网的影响。
2.
This paper presents a topology of series hybrid active power filter (SHAFP) applied to a three-phase four-wire power system and the associated fundamental current control strategy.
提出一种应用于三相四线制的串联混合型滤波器结构及相应的基波电流控制策略,无需对谐波进行检测,且可使有源滤波器对各次谐波电流呈较大的阻抗,而对流过的基波电流无影响。
5) Fundamental reactive current
基波无功电流
1.
To avoid those disadvantages,the method of harmonic and fundamental reactive current detection was adopted.
针对传统的检测方法存在计算量大、瞬时性差等缺点,采用自适应噪声抵消技术(ANCT)进行谐波和基波无功电流检测,并根据检测原理设计出检测电路。
6) fundamental current losses
基波电流损失
补充资料：基波电流
基波电流
fundamental current
]}bo djon{J日基波电流(fundamental eurrent)将非正弦周期性电流函数按傅里叶级数展开时，序数为1的分量，即和原周期电流同频率的正弦电流分量。(见非正弦周期电流电路)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条