搜索资源列表
fft
- 傅立叶变换,可以进行谐波分析等运算,很使用,快速傅立叶变换
hanning.rar
- 用hanning窗的插值FFT算法,适用于电力系统信号的谐波分析,Hanning window with interpolation FFT algorithm, applied to power system harmonic analysis signals
FFT_for_f430-A
- 一种适合在单片机上运行的快速傅里叶算法,大量采用查表方法。理解这个算法对实现电力谐波分析很有帮助。fft算法的经典应用,需要一定的数学知识!-Fit on a single chip running at the fast Fourier algorithm, a large number of look-up table method used. Understanding of this algorithm to achieve useful power harmonic analysis.
chenxu
- 基于MATLAB的fft电力谐波分析 matlab代码-MATLAB' s fft-based harmonic analysis of power
FFTjiachuangchazhi
- 利用加窗插值FFT实现谐波分析,本程序计算准确-Interpolation using windowed FFT Harmonic Analysis, an accurate calculation of this procedure
2345676588FPGAxiebofenxi
- 本文给出一种基于FPGA的新型谐波检测系统的设计方案。在该方案中,采用FPGA实现快速的FFT运算,采用数字锁相环来同步被测信号,以减小由非同步采样所产生的误差并给出实现的设计实现。数字锁相环和FFT算法用VHDL语言设计实现,该方案能提高谐波分析的精度以及响应速度,同时大大地精简了硬件电路, 系统升级非常方便。-This paper presents a new FPGA-based harmonic detection system design. In the scheme, using
fft
- 快速傅里叶进行谐波分析,输入文件进行信号载入,输出文件可查看结果-Fast Fourier harmonic analysis of the signal to load the input file, output file can see the results
wyz_fft
- fft谐波检测,分析信号的频谱和幅值,相位-fft harmonic detection, analysis of the signal spectrum and amplitude, phase
FFT
- 这是一个快速傅里叶变换分析谐波类程序,以及生成火柴梗图的程序-This is a class of fast Fourier transform analysis of harmonic procedures, and the program generates Stick Figure
FFT
- fft分析程序,可以完成对输入信号的谐波分析,得到谐波的频率和幅值-fft analysis program, to be completed on the input signal harmonic analysis, harmonic frequency and amplitude
work
- fft求电压电流信号的频谱,可用于谐波分析-get frequce by fft
kaiserwin
- 基于kaiser窗的双谱线插值FFT谐波分析算法。有配套论文。-FFT based on Kaiser window
ff2
- fft谐波分析的实例,并求出THD即谐波畸变率 -Examples fft harmonic analysis, and find THD
fbmbnwzt
- 基于kaiser窗的双谱线插值FFT谐波分析,三相光伏逆变并网的仿真,包含特征值与特征向量的提取、训练样本以及最后的识别,解耦,恢复原信号,是学习PCA特征提取的很好的学习资料。- Dual-line interpolation FFT harmonic analysis kaiser windows, Three-phase photovoltaic inverter and network simulation, Contains the eigenvalue and eigenvector
fftt
- 应用MATLAB的FFT谐波分析计算文件,可以显示17次以下谐波含量和幅值(MATLAB harmonic analysis using FFT computing documents, you can display 17 times the following harmonic content and amplitude)
电力系统谐波分析的高精度FFT算法
- 电力系统谐波分析的高精度FFT算法 FFT 电力 谐波(FFT Algorithm with High Accuracy for Harmonic Analysis in Industry Power System)
5826
- 一个师兄的毕设,最小二乘回归分析算法,基于kaiser窗的双谱线插值FFT谐波分析。( A complete set of brothers, Least-squares regression analysis algorithm, Dual-line interpolation FFT harmonic analysis kaiser windows.)
7876
- 这是一个好用的频偏估计算法的matlab仿真程序,基于kaiser窗的双谱线插值FFT谐波分析,计算目标和海洋回波的功率谱密度。( This is a useful frequency estimation algorithm matlab simulation program, Dual-line interpolation FFT harmonic analysis kaiser windows, Calculating a target and ocean echo power spect
示波器波形分析
- 首先读取csv文件(来自示波器或其他来源),csv是字符格式的文本文件。然后,对采样波形进行谐波分析,将输入信号分解成:A0直流分量,A1基频分量,A22次谐波,A33次谐波……N噪声。采用的是加hanning窗的FFT算法。最后,求取 总谐波失真率THD(%)(First read the CSV file, and CSV is a character format text file. Then, the input signal is decomposed into A0 DC comp
fft谐波分析matlab程序
- 用一个实际例子,对fft分析后的频谱求谐波分量,找谐波对应的位置及能量大小