Multifrequency signal analysis by interpolated DFT method with maximum sidelobe decay windows
In this paper, the estimation of a multifrequency signal parameters by the Interpolated
Discrete Fourier Transform (IpDFT) method with maximum sidelobe decay windows is …
Discrete Fourier Transform (IpDFT) method with maximum sidelobe decay windows is …
Frequency estimation via weighted multipoint interpolated DFT
A Weighted multipoint interpolated discrete fourier transform (WMIpDFT) method for high
accuracy frequency estimation of a multi-frequency signal component is presented. This …
accuracy frequency estimation of a multi-frequency signal component is presented. This …
Digital filters for phasor measurement units: Design criteria, advantages and limitations
The synchrophasor estimation model suggested in Annex D of the IEEE/IEC Standard
60255-118-1: 2018 is based on the direct frequency down-conversion of 50-Hz or 60-Hz AC …
60255-118-1: 2018 is based on the direct frequency down-conversion of 50-Hz or 60-Hz AC …
[PDF][PDF] 动态电能计量算法研究综述
邵方静， 宋晓林， 刘坚， 雷婧婷， 尉怡青， 赵伟 - 电测与仪表, 2023 - epjournal.csee.org.cn
能源互联网背景下, 电网表现出“双高” 和“双随机” 特征, 致使其电压, 频率随机且频繁出现波动
变化, 引发新的电能质量问题. 动态条件下如何实现电能的准确计量, 以保证其公**公** …
变化, 引发新的电能质量问题. 动态条件下如何实现电能的准确计量, 以保证其公**公** …
Multipoint interpolated DFT for sine waves in short records with DC components
This paper provides an improved multipoint interpolated digital Fourier transform (DFT)
method for the estimation of sine waves in short records, in the presence of DC components …
method for the estimation of sine waves in short records, in the presence of DC components …
Statistical description of the sine-wave frequency estimator provided by the interpolated DFT method
This paper describes the effect of the spectral interference and wideband noise on the
accuracy of the sine-wave frequency estimator provided by the Interpolated Discrete Fourier …
accuracy of the sine-wave frequency estimator provided by the Interpolated Discrete Fourier …
Accurate amplitude estimation of harmonic components of incoherently sampled signals in the frequency domain
This paper focuses on estimating the amplitude of harmonic components of a harmonically
distorted sine wave by the interpolated discrete Fourier transform (IpDFT) method with …
distorted sine wave by the interpolated discrete Fourier transform (IpDFT) method with …
基于三谱线插值 FFT 的电力谐波分析算法
牛胜锁， 梁志瑞， 张建华， 苏海锋， 孙海峰 - **电机工程学报, 2012 - epjournal.csee.org.cn
快速傅里叶变换在非同步采样和数据非整数周期截断的情况下存在较大的误差,
无法得到准确的谐波参数. 为此, 文章提出一种改进的加窗插值傅里叶变换算法进行电力谐波 …
无法得到准确的谐波参数. 为此, 文章提出一种改进的加窗插值傅里叶变换算法进行电力谐波 …
A high-performance procedure for effective number of bits estimation in analog-to-digital converters
This paper deals with a procedure for high-accuracy fast estimation of the effective number
of bits (ENOB) of an analog-to-digital converter (ADC). According to this procedure the ADC …
of bits (ENOB) of an analog-to-digital converter (ADC). According to this procedure the ADC …
Frequency shifting and filtering algorithm for power system harmonic estimation
Spectral leakage and picket fence effect in Fourier transform will affect the accuracy of
harmonic analysis under asynchronous sampling. To overcome this defect, a novel …
harmonic analysis under asynchronous sampling. To overcome this defect, a novel …