故障距离越远，电流、电压中的谐波含量对基波分量的影响越大；
The farther the fault location is, the larger the HF component will be.
电流基波分量和无功功率的实时检测是航空电源有源滤波器的关键技术之一。
The fundamental current's detection which can detect the fundamental current and reactive power is one of the key technologies in Active Power Filter(APF).
该方法使用一固定宽度窗口内的电网电压数据来估算其基波分量的幅值和相位。
Voltage data within a fixed width window are used to estimate the amplitude and phase of the fundamental component.
提出了一种在电网电压畸变情况下依然适用的电网电压基波分量的实时检测方法。
A real time method for detecting the fundamental component of the line voltage under distorted circumstance is proposed in the paper.
MOA阻性电流检测的关键在于电压基波分量与泄漏电流基波分量相位差的检测。
The key to the detection of MOA resistive current is the detection of the phase difference between fundamental component of voltage and fundamental component of leakage current.
再经过变换得到原电流的基波分量，从原电流中减去基波分量得到要检测的谐波分量。
The fundamental current can be reconstructed by transformation while the harmonic current can be gained by subtracting fundamental components from the original current.
且光谱基波分量及低次谐波分量的贡献依赖于粒子直径、标准偏差及相对折射率的大小。
The contributions of wave component of different orders are dependence on the mean diameter, size distribution and relative refractive index of the particles.
提出了一种基于数字信号处理器的基波相位和频率校正检测方法，可用于电力系统中电压或电流基波分量同步信号的获取。
A novel fundamental frequency and initial phase detection method based on DSP is proposed, which can be used to get synchronous fundamental frequency voltage or current signals of power system.
提出了一种基于数字信号处理器的基波相位和频率校正检测方法，可用于电力系统中电压或电流基波分量同步信号的获取。
A novel fundamental frequency and initial phase detection method based on DSP is proposed, which can be used to get synchronous fundamental frequency voltage or current signals of power system.
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