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harmonic
- 利用Blackman窗函数对工频信号进行加窗FFT后校正计算出基波和谐波的幅值、频率和初始相角。-Blackman window function using frequency signal windowed FFT is calculated after the correction of fundamental and harmonic amplitude, frequency and initial phase angle.
comtrade_QT_baseClass
- 基于QT的电力故障录波文件解析基类,解析comtrade文件-Base class, the analytical comtrade file parse the QT-based electric power fault recorder files
Induction_Motor
- 电动汽车用异步电机系统效率优化控制研究 (中科院博士论文)目前,大量应用于工农业生产的交流异步电机驱动系统,存在着整体效率较低的缺陷,造成资源浪费严重。本文以应用于电动汽车的中小功率等级异步电机驱动系统为研究对象,并针对被广泛应用的SVPWM电压型逆变器输出调制电压中含有基波电压以及谐波电压的实际特点,提出要从两个方面对稳态轻载工况下异步电机系统进行效率优化控制:优化电机的基波励磁磁链,寻找由基波电压所引起的电机铁芯损耗和铜损的最优平衡点,以减少由基波电压引起的电机损耗 优化SVPWM发生
WaveGen
- 生成电能质量模拟数据的函数，包括基波，谐波，震荡，电压波动，尖峰等信号的模拟,运行run为示例程序-A function generate power quality signal for analysis. Including harmonic shock voltage changing and so on. File run.m is a demo
Nonlinear-plate-waves
- 计算兰姆波从基波到高次谐波的非线性功率流-Calculate nonlinear power flux the primary Lamb waves to the secondary wave field
shunshiwugongjiance
- 基于瞬时无功理论检测十二相整流电路基波有功电流、基波无功电流以及谐波电流-Detect fundamental active current ，fundamental reactive current and harmonic currents of twelve phase rectifier based on instantaneous reactive power theory.
1-filtre
- 设计一个数字滤波器，只滤取基波分量。对比滤波前后波形的差别，并对数字滤波器进行频率特性分析。-Data filtering
FDTD
- 频域有限差分法（FDFD）做出色散特性曲线图(Frequency domain finite difference method (FDFD) to make the dispersion characteristic curve)
multiresonant
- 本文提出了一种新的多谐frequencyadaptive并网电源的同步方法转换器，不仅可以估计基波功率信号的正负序分量频率，对其他谐波频率序列部分的估计也很受用(this paper presents a new multiresonant frequencyadaptive synchronization method for grid-connected power converters that allows estimating not only the positive- and ne