3 papers
eess.SP2026
A Linearization of DFT Spectrum for Precision Power Measurement in Presence of Interharmonics
Jian Liu, Wei Zhao, Jianting Zhao +1
The presence of interharmonics in power systems can lead to asynchronous sampling, a phenomenon further aggravated by shifts in the fundamental frequency, which significantly degra…
physics.ins-det2025
Self-Error Correcting Method for Magnetic-Array-Type Current Sensors in Multi-Core Cable Applications
Xiaohu Liu, Keyu Hou, Kang Ma +7
Data-driven methods enable online assessment of error states in magnetic-array-type current sensors, and long-term measurement stability can be enhanced through further self-error…
eess.SP2025
Compressive Sensing Empirical Wavelet Transform for Frequency-Banded Power Measurement Considering Interharmonics
Jian Liu, Wei Zhao, Shisong Li
Power measurement algorithms based on Fourier transform are susceptible to errors caused by interharmonics, while wavelet transform algorithms are particularly sensitive to even ha…