| 非同步采样对电力系统谐波分析精度影响的仿真研究 |
| |
| 引用本文： | 杨拴科,何卫锋. 非同步采样对电力系统谐波分析精度影响的仿真研究[J]. 电气应用, 2003, 0(5): 36-38 |
| |
| 作者姓名： | 杨拴科 何卫锋 |
| |
| 作者单位： | 西安交通大学电气工程学院,710049 |
| |
| 摘 要： | 分析了离散傅立叶变换中存在的频谱泄露和栅栏效应 ,介绍了用于电力系统谐波分析的高精度加窗插值FFT算法 ,并借助MATLAB研究了采样的失步程度对该算法分析精度的影响
|
| 关 键 词： | 插值FFT MATLAB 非同步采样 |
| 修稿时间： | 2003-01-09 |
The Emulate Study of the Influence of Accuracy for Harmonic Analysis in the Electric Power System under Asynchronous Sampling |
| |
| Yang Shuanke. The Emulate Study of the Influence of Accuracy for Harmonic Analysis in the Electric Power System under Asynchronous Sampling[J]. Electrotechnical Application, 2003, 0(5): 36-38 |
| |
| Authors: | Yang Shuanke |
| |
| Abstract: | The leakage of frequency pedigree and fence effect in the Discrete Fourier Transform are firstly analyzed,and then the interpolation FFT algorithm on windows with high accuracy is introduced,and last the influence of the accuracy for the interpolation FFT algorithm under asynchronous sampling is studied with the help of MATLAB. |
| |
| Keywords: | interpolation FFT MATLAB asynchronous sample |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
