面向PV-水力网的非线性负载所需的无功电和谐波电流的补偿
系统与控制
2024-06-11 v1 系统与控制
摘要
本文提出了一种仿真方法,用于增强供给同时承载线性消费负载和非线性工业负载的PV-水力网的电力质量,通过集成 shunt 被动功率滤波器(SAPF),运用瞬时功率质量理论和滞后电流控制带逻辑。非线性负载从电网抽取无功电和谐波电流,从而影响电力质量。在公共耦合点(PCC)处集成SAPF可实现无功电和谐波电流补偿,确保电网供电电流保持近似正弦且与主动功率成正比。通过注入相等且相反的谐波分量,SAPF有效地将总谐波失真(THD)从7%降低到2.96%,从而提升了PV-水力网系统的整体电力质量。
引用
@article{arxiv.2406.05342,
title = {Compensation for reactive power and harmonic current drawn by a non-linear load in a pv-micro hydro grid},
author = {Raj Krishna Nepal and Bibek Khanal and Sanket Khatiwada and Nirajan Bhandari and Bishal Rijal and Raisha Karmacharya and Ajay Thapa},
journal= {arXiv preprint arXiv:2406.05342},
year = {2024}
}
备注
5 pages, 21 figures, submitted on IEEE powercon 2024 conference