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频谱分析技术是研究周期性现象中最为常用的一种统计分析方法,其主要是通过对一复合的波系进行数据变换,将其分解成若干振幅和相位不同的简谐波,并找出其中振幅最大的波,即该复合波中的主要频率。频谱分析的方法较多,其中最常用的是快速傅立叶变换法(FFT)-spectrum analysis techniques to study the cyclical phenomenon most commonly used a statistical analysis method, its principal i
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傅立叶变换用于电力系统谐波分析,全是用c++编的很有价值,不信看看啊-A c++ code for analysis of harmonic wave of electronic system by Fourier transformation.
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功率及谐波分析测量技术资料
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fortran 编写的谐波分析和滤波程序,可以得到0波,一波,二波等,用于气象海洋数据处理-fortran harmonic analysis and filter preparation process, can be 0, wave, wave, two waves, marine data processing for meteorological
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Wave atoms are a recent addition to the repertoire of mathematical transforms of computational harmonic analysis.
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本程序是本人做的项目中的核心部分,在一定噪声干扰情况下,提取一到两个周期的离散信号为依据,进行谐波分析,分析出复杂波的基波高点,为后续打标做准备。花了本人一个月的功夫。-This program is a project I did in the central part of noise in certain circumstances, the extracted one or two cycles discrete signal based on harmonic analysis and
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fft_analysis_matlab for analysis the wave from to identify harmonic and freqency
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潮汐调和分析关于无潮点及潮流方向与潮时的计算与分析。-Tidal wave of harmonic analysis on non-point and the trend direction and tide calculations and analysis.
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潮汐调和分析及分析与无潮点中国近海的无潮点-Tidal harmonic analysis and analysis of point and no tidal wave point-free offshore China
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校准模拟量通道 添加TCP/IP协议版 添加傅立叶变换板 添加启动录波 添加故障录波 SCADA通信
二次谐波分析 处理直流信号 PID调节模块 -Calibrate the analog channel to add TCP/IP protocol version of the Fourier transform plate add add add fault recorder starts recording wave analysis of second harmonic SCADA
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用LabVIEW编制一个完整应用软件,完成以下功能:
1、产生一个正弦波,叠加一个噪声信号,从界面上可以调整噪声和信号的幅度、频率等参数,此信号作为后续分析的信号源;
2、显示信号的时域波形,点击按钮可以显示信号的幅度谱、功率谱
3、图形上可以显示光标,具有峰值跟踪功能,同时将峰值频率、幅度显示在界面上。
4、点击按钮可以计算显示信号的失真度(THD)、信噪比(SNR)、各次谐波的频率和幅度;-Preparation of a complete application using
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选定海域包括渤海和黄海北部(117.50°—126.67°E,34.00—41.00°N),空间分辨率是10′×10′,通过二维潮波控制方程,用fortran编程计算该海域的水位,并进行调和分析,利用matlab画出该海域的同潮时线和等振幅线图,并用T/P卫星高度计数据进行检验。-Bohai Sea and the Yellow Sea waters include selected northern (117.50 °-126.67 ° E, 34.00-41.00 ° N), the spa
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单相半波整流电路谐波分析,可以计算谐波的幅值,谐波含量并画图。-Single-phase half-wave rectifier circuit harmonic analysis, we can calculate the magnitude of the harmonics, harmonic content and Paint.
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通过实验表明小波包变换能精确地从谐波信号中分离出基波,并能根据需要分离出任意谐波信号,是一种很好的电力系统谐波分析工具。-Experiments show that wavelet packet transform can accurately isolated in harmonic signal wave, and can according to need to separate out any harmonic signals,It is a kind of very good pow
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FMCW调频连续波雷达的测距测角,Relief计算分类权重,基于kaiser窗的双谱线插值FFT谐波分析,阵列信号处理的高分辨率估计,最终的权值矩阵就是滤波器的系数,一些自适应信号处理的算法。- FMCW frequency modulated continuous wave radar range and angular measurements, Relief computing classification weight, Dual-line interpolation FFT harmo
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基于kaiser窗的双谱线插值FFT谐波分析,实现了对10个数字音的识别,使用起来非常方便,是机器学习的例程,合成孔径雷达(SAR)目标成像仿真,最大似然(ML)准则和最大后验概率(MAP)准则,FMCW调频连续波雷达的测距测角,脉冲响应的相关分析算法并检验。- Dual-line interpolation FFT harmonic analysis kaiser windows, To achieve the recognition of 10 digital sound, Very con
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用平面波展开法计算二维声子晶体带隙,计算十字叉丝的在不同距离的衍射图像,基于kaiser窗的双谱线插值FFT谐波分析。- Computation Method D phononic bandgap plane wave, Calculation crosshairs diffraction image at different distances, Dual-line interpolation FFT harmonic analysis kaiser windows.
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FMCW调频连续波雷达的测距测角,一种流形学习算法(很好用),基于kaiser窗的双谱线插值FFT谐波分析。- FMCW frequency modulated continuous wave radar range and angular measurements, A fluid manifold learning algorithm (good use), Dual-line interpolation FFT harmonic analysis kaiser windows.
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感应双馈发电机系统的仿真,采用偏最小二乘法,这个有中文注释,看得明白,供做算法研究人员参考,信号维数的估计,基于kaiser窗的双谱线插值FFT谐波分析,部分实现了追踪测速迭代松弛算法,FMCW调频连续波雷达的测距测角。
- Simulation of doubly fed induction generator system, Partial least squares method, The Chinese have a comment, understand it, Algorithm
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music高阶谱分析算法,基于kaiser窗的双谱线插值FFT谐波分析,FMCW调频连续波雷达的测距测角。- music higher order spectral analysis algorithm, Dual-line interpolation FFT harmonic analysis kaiser windows, FMCW frequency modulated continuous wave radar range and angular measurements.
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