Paper
13 May 2024 Frequency and impedance adaptive power line communication for 10kV medium voltage distribution networks
Guangxiang Jin, Qi Wei, Min Liu, Mengxin Zhang, Xiao Zhang, Zhentao Han, Zhihong Xiao, Chaowu Dong
Author Affiliations +
Proceedings Volume 13159, Eighth International Conference on Energy System, Electricity, and Power (ESEP 2023); 131597O (2024) https://doi.org/10.1117/12.3025011
Event: Eighth International Conference on Energy System, Electricity and Power (ESEP 2023), 2023, Wuhan, China
Abstract
Traditional medium-voltage power line communication technology has limitations such as low receiver sensitivity, single frequency band, and susceptibility to power line noise interference, thus not meeting the requirements of modern smart distribution networks. The paper proposes an impedance adaptation method utilizing multi-winding transformer switching to alter the turns ratio, thus accommodating the effects of carrier wave reflection resulting from various line impedance. Additionally, a frequency adaptive method based on OFDM modulation and demodulation with a frequency filtering algorithm is also presented. Simulation results demonstrate that the adaptive point-of-interest communication mechanism based on the proposed methods can effectively enhance the reliability and effectiveness of communication.
(2024) Published by SPIE. Downloading of the abstract is permitted for personal use only.
Guangxiang Jin, Qi Wei, Min Liu, Mengxin Zhang, Xiao Zhang, Zhentao Han, Zhihong Xiao, and Chaowu Dong "Frequency and impedance adaptive power line communication for 10kV medium voltage distribution networks", Proc. SPIE 13159, Eighth International Conference on Energy System, Electricity, and Power (ESEP 2023), 131597O (13 May 2024); https://doi.org/10.1117/12.3025011
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KEYWORDS
Signal to noise ratio

Communication and information technologies

Power grids

Reliability

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