搜索资源列表
xiebo
- 电力谐波测量装置对电量,谐波等数据的模拟各种曲线图,使用vc开发.-power harmonic measurement device on electricity, such as harmonic data to simulate curves, the use of vc development.
xiebofenxi
- 电力谐波分析的几种实用算法流程图及编程计算-Power Harmonic Analysis of several practical algorithm flowchart programming and calculation
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
MATLAB
- 对噪声信号中的正弦信号，通过Pisarenko谐波分解方法、Music算法和Esprit算法进行频率估计，信号源是： 其中， ， ， ； 是高斯白噪声，方差为 。使用128个数据样本进行估计。 1、用三种算法进行频率估计，独立运行20次，记录各个方法的估计值，计算均值和方差； 2、增加噪声功率，观察和分析各种方法的性能。-Sinusoidal signal in the noise signal through the Pisarenko harmonic decomposition metho
spwminverter
- 本文件是一个SPWM逆变器的仿真源文件，可以在MATLAB7.1中直接运行。设计中PWM Generator采用外部调制信号，并在调制信号中注入了三次谐波，很好的抑制了输出谐波，同时提高了直流电源的利用率。-This document is a SPWM inverter simulation source file, you can directly run MATLAB7.1. Design of PWM Generator external modulation signal, and i
ST
- 本程序是基于S变换的短时电能质量扰动检测方法实现的，用于分析电压暂降的幅值、相位跳变、持续时间和谐波含量进行分析-This procedure is based on the S transform short-term power quality disturbance detection method implemented for the analysis of voltage sag magnitude, phase transition, duration, and harmonic
triblebgebipole
- 三相PWM叠加三次谐波控制Simulink仿真，另加一滤波器观看PWM经过低通滤波后的波形，适合电力电子初学者-Superposition of three harmonic three-phase PWM control Simulink simulation, plus a watch PWM filter through after the low-pass wave filter for power electronics for beginners
iirh
- 利用IIR滤波器设计一个低通滤波器，能够分析到电力系统中的三次谐波，要求满足如下指标：截止频率150HZ，阻带衰减≥30db-IIR filter design using a low-pass filter, to analyze the power system in the third harmonic, the requirements to meet the following indicators: cut-off frequency 150HZ, stopband attenuat
harpacket_adap
- 自适应谐波小波包应用于电力系统谐波检测的程序-Adaptive harmonic wavelet packets applied to power system harmonic detection procedures
PWMConverterandControlStrat
- 在理 论 分 析与仿真的基础上，本文对上述三种控制策略进行了实验研究，设计了控制系统的硬件电路和DSP程序。实验结果给出了三种控制方法下的稳态波形与电流谐波分析，系统动态响应波形和双重化结构谐波抑制的验证。实验结果与理论分析吻合，表明一定控制下的PWM 变流器具有较好的稳态与动态工作性能，适用于大功率风力发电应用场合。-In the theoretical analysis and simulation based on this article on the above three contr
PowerSystemHarmonics
- Power harmonic in Electrical Systems
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.
FFTonthepowersystemharmonicdetectionresearchquesti
- 关于电力系统FFT谐波检测存在问题的研究-FFT on the power system harmonic detection research questions exist
chenxu
- 基于MATLAB的fft电力谐波分析 matlab代码-MATLAB' s fft-based harmonic analysis of power
DynamicPowerQualityTestingTechnology
- 本文首先介绍了有源电力滤波器的基本结构和工作原理，并对一些常规的谐波电流检测方法的优缺点进行了比较。其次，针对传统的谐波电流检测方法的缺陷，提出将神经网络与基于噪声抵消原理的自适应谐波检测相结合，利用径向基函数运算量小、收敛快、无局部极小值等优点，构造了一种基于径向基函数神经网络的谐波电流检测方法，仿真结果表明该检测方法具有很好的动态响应及畸变电流检测精度。最后，设计了一套实验系统，对本文所采用的系统方案进行了实验验证。仿真表明，本文所采用的有源电力滤波器检测系统方案切实可行，能够较好地实现动态
dianneng
- 使用labview7.1编写的一个简单的虚拟电能质量检测仪，监测参数包括电压偏差、频率偏差、频域谐波分析、电压波动、三相不平衡度等。-Labview7.1 prepared using a simple detector of virtual power quality, monitoring parameters, including voltage deviation, frequency deviation, frequency-domain harmonic analysis, volt
SimultaneousObservation
- Very Low Frequency (VLF) spectrograms show sometimes sets of lines called MLR (Magnetospheric Line Radiation) with frequency spacing close to 50 or 60 Hz. It is very tempting to attribute these MLR to Power Line Harmonic Radiation (PLHR). PLH
Reactive-power-optimization
- 利用线性规划法编写的MATLAB程序，用于电力系统无功优化，用于学习交流-Prepared by using linear programming MATLAB program for power system reactive power optimization for the Learning Exchange
Improving-the-Active-Power-Filter-Performance
- Abstract—In this paper a current reference generation method for a voltage source shunt active power filter is examined. The proposed method improves the harmonic filtering by compensating the delays in the system. In stationary operating poi
A-Three-Phase-Active-Power-Filter
- document describes active filter for power factor correction and harmonic filtering